Sort Order for tasks (#110)

docs/content/doc/usage/errors.md

@@ -45,6 +45,8 @@ This document describes the different errors Vikunja can return.
 | 4010 | 400 | Cannot relate a task with itself. |
 | 4011 | 404 | The task attachment does not exist. |
 | 4012 | 400 | The task attachment is too large. |
+| 4013 | 400 | The task sort param is invalid. |
+| 4014 | 400 | The task sort order is invalid. |
 | 5001 | 404 | The namspace does not exist. | 
 | 5003 | 403 | The user does not have access to the specified namespace. |
 | 5006 | 400 | The namespace name cannot be empty. |

go.mod

@@ -25,15 +25,12 @@ require (
 	github.com/c2h5oh/datasize v0.0.0-20171227191756-4eba002a5eae
 	github.com/client9/misspell v0.3.4
 	github.com/cpuguy83/go-md2man/v2 v2.0.0 // indirect
-	github.com/creack/pty v1.1.9 // indirect
 	github.com/d4l3k/messagediff v1.2.1 // indirect
 	github.com/dgrijalva/jwt-go v3.2.0+incompatible
 	github.com/fzipp/gocyclo v0.0.0-20150627053110-6acd4345c835
 	github.com/garyburd/redigo v1.6.0 // indirect
-	github.com/gin-gonic/gin v1.5.0 // indirect
 	github.com/go-openapi/jsonreference v0.19.3 // indirect
 	github.com/go-openapi/spec v0.19.4 // indirect
-	github.com/go-playground/universal-translator v0.17.0 // indirect
 	github.com/go-redis/redis v6.15.2+incompatible
 	github.com/go-sql-driver/mysql v1.4.1
 	github.com/go-xorm/builder v0.3.4
@@ -41,22 +38,21 @@ require (
 	github.com/go-xorm/tests v0.5.6 // indirect
 	github.com/go-xorm/xorm v0.7.1
 	github.com/go-xorm/xorm-redis-cache v0.0.0-20180727005610-859b313566b2
+	github.com/golang/protobuf v1.3.2 // indirect
 	github.com/gordonklaus/ineffassign v0.0.0-20180909121442-1003c8bd00dc
 	github.com/imdario/mergo v0.3.7
 	github.com/inconshreveable/mousetrap v1.0.0 // indirect
 	github.com/jgautheron/goconst v0.0.0-20170703170152-9740945f5dcb
-	github.com/json-iterator/go v1.1.8 // indirect
-	github.com/kr/pty v1.1.8 // indirect
 	github.com/labstack/echo/v4 v4.1.11
 	github.com/labstack/gommon v0.3.0
 	github.com/laurent22/ical-go v0.1.1-0.20181107184520-7e5d6ade8eef
-	github.com/leodido/go-urn v1.2.0 // indirect
 	github.com/mailru/easyjson v0.7.0 // indirect
 	github.com/mattn/go-colorable v0.1.4 // indirect
 	github.com/mattn/go-isatty v0.0.10 // indirect
 	github.com/mattn/go-oci8 v0.0.0-20181130072307-052f5d97b9b6 // indirect
 	github.com/mattn/go-runewidth v0.0.4 // indirect
 	github.com/mattn/go-sqlite3 v1.10.0
+	github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826
 	github.com/olekukonko/tablewriter v0.0.1
 	github.com/onsi/ginkgo v1.7.0 // indirect
 	github.com/onsi/gomega v1.4.3 // indirect
@@ -79,15 +75,12 @@ require (
 	golang.org/x/crypto v0.0.0-20191128160524-b544559bb6d1
 	golang.org/x/lint v0.0.0-20190409202823-959b441ac422
 	golang.org/x/net v0.0.0-20191126235420-ef20fe5d7933 // indirect
-	golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e // indirect
 	golang.org/x/sys v0.0.0-20191128015809-6d18c012aee9 // indirect
 	golang.org/x/tools v0.0.0-20191130070609-6e064ea0cf2d // indirect
-	golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898 // indirect
 	google.golang.org/appengine v1.5.0 // indirect
 	gopkg.in/alexcesaro/quotedprintable.v3 v3.0.0-20150716171945-2caba252f4dc // indirect
 	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
 	gopkg.in/d4l3k/messagediff.v1 v1.2.1
-	gopkg.in/go-playground/validator.v9 v9.30.2 // indirect
 	gopkg.in/gomail.v2 v2.0.0-20160411212932-81ebce5c23df
 	gopkg.in/testfixtures.v2 v2.5.3
 	gopkg.in/yaml.v2 v2.2.7 // indirect
@@ -97,3 +90,5 @@ require (
 )
 
 replace github.com/samedi/caldav-go => github.com/kolaente/caldav-go v3.0.1-0.20190524174923-9e5cd1688227+incompatible // Branch: feature/dynamic-supported-components, PR: https://github.com/samedi/caldav-go/pull/6 and https://github.com/samedi/caldav-go/pull/7
+
+go 1.13

go.sum

@@ -1,24 +1,6 @@
 cloud.google.com/go v0.33.1/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 cloud.google.com/go v0.34.0 h1:eOI3/cP2VTU6uZLDYAoic+eyzzB9YyGmJ7eIjl8rOPg=
 cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
-code.vikunja.io/web v0.0.0-20190507193736-edb39812af9c h1:L8aPCsaLQe9qytRavkRqipse64EbDK8mFijm+9SKf7I=
-code.vikunja.io/web v0.0.0-20190507193736-edb39812af9c/go.mod h1:9dOotUqYZJhDhimNh4Xo4e2i+8cR+qPFEQNCUzaplsI=
-code.vikunja.io/web v0.0.0-20190628071027-b5c16e24b0a7 h1:P9ncMaJE7RbYqBXF9lwT0hab7EPwuHOPslz3k1VxFs8=
-code.vikunja.io/web v0.0.0-20190628071027-b5c16e24b0a7/go.mod h1:cuP1/ieGWAZzgQGw+QPt6Y5F0fVb/8Ol5NV4QSezGdo=
-code.vikunja.io/web v0.0.0-20190628075253-b457b5a1a332 h1:gXxyLkjhgN+vqrLvPyqyScyG5fbu44FJp61TvntWM24=
-code.vikunja.io/web v0.0.0-20190628075253-b457b5a1a332/go.mod h1:cuP1/ieGWAZzgQGw+QPt6Y5F0fVb/8Ol5NV4QSezGdo=
-code.vikunja.io/web v0.0.0-20191021211916-f7834b02a174 h1:hBY+r6bzGEfHxolaXbiVoz2LBNNnyHZK7d7Ga4Jowu8=
-code.vikunja.io/web v0.0.0-20191021211916-f7834b02a174/go.mod h1:cuP1/ieGWAZzgQGw+QPt6Y5F0fVb/8Ol5NV4QSezGdo=
-code.vikunja.io/web v0.0.0-20191022193355-23a3d145177a h1:exDC9eZ+SK0GT3zB/5f3OBahWzbTZlvX9OfZWgqlbeI=
-code.vikunja.io/web v0.0.0-20191022193355-23a3d145177a/go.mod h1:cuP1/ieGWAZzgQGw+QPt6Y5F0fVb/8Ol5NV4QSezGdo=
-code.vikunja.io/web v0.0.0-20191022195605-8edfc5d33c79 h1:U2px27G/b082nUu8vO21wFNKF9BM+5YQJj4XRZiyn2I=
-code.vikunja.io/web v0.0.0-20191022195605-8edfc5d33c79/go.mod h1:cuP1/ieGWAZzgQGw+QPt6Y5F0fVb/8Ol5NV4QSezGdo=
-code.vikunja.io/web v0.0.0-20191023144416-3ee093147b6d h1:zhNidbAwqJSnkql03i7aHDUMyQo1vM8yR1Ks495FKvc=
-code.vikunja.io/web v0.0.0-20191023144416-3ee093147b6d/go.mod h1:cuP1/ieGWAZzgQGw+QPt6Y5F0fVb/8Ol5NV4QSezGdo=
-code.vikunja.io/web v0.0.0-20191023145656-bce8b505205d h1:Fw5eiTr4p82l4PLaML1ARgx3fjyebxVNvPsCz727brk=
-code.vikunja.io/web v0.0.0-20191023145656-bce8b505205d/go.mod h1:cuP1/ieGWAZzgQGw+QPt6Y5F0fVb/8Ol5NV4QSezGdo=
-code.vikunja.io/web v0.0.0-20191023190415-502bbbbd9dfa h1:rtYKpdT/6wGgxGNFUzl9Q/AHgS778+rSC20AcBPNu/I=
-code.vikunja.io/web v0.0.0-20191023190415-502bbbbd9dfa/go.mod h1:cuP1/ieGWAZzgQGw+QPt6Y5F0fVb/8Ol5NV4QSezGdo=
 code.vikunja.io/web v0.0.0-20191023202526-f337750c3573 h1:q+nf3ao4vLpoAaksuk6lkRAMAcD2grOPNj/HwjejLl4=
 code.vikunja.io/web v0.0.0-20191023202526-f337750c3573/go.mod h1:cuP1/ieGWAZzgQGw+QPt6Y5F0fVb/8Ol5NV4QSezGdo=
 github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
@@ -31,8 +13,6 @@ github.com/PuerkitoBio/purell v1.1.1 h1:WEQqlqaGbrPkxLJWfBwQmfEAE1Z7ONdDLqrN38tN
 github.com/PuerkitoBio/purell v1.1.1/go.mod h1:c11w/QuzBsJSee3cPx9rAFu61PvFxuPbtSwDGJws/X0=
 github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 h1:d+Bc7a5rLufV/sSk/8dngufqelfh6jnri85riMAaF/M=
 github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578/go.mod h1:uGdkoq3SwY9Y+13GIhn11/XLaGBb4BfwItxLd5jeuXE=
-github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc h1:cAKDfWh5VpdgMhJosfJnn5/FoN2SRZ4p7fJNX58YPaU=
-github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751 h1:JYp7IbQjafoB+tBA3gMyHYHrpOtNuDiK/uB5uXxq5wM=
 github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/armon/consul-api v0.0.0-20180202201655-eb2c6b5be1b6/go.mod h1:grANhF5doyWs3UAsr3K4I6qtAmlQcZDesFNEHPZAzj8=
@@ -55,9 +35,6 @@ github.com/coreos/go-semver v0.2.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3Ee
 github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
 github.com/cpuguy83/go-md2man/v2 v2.0.0 h1:EoUDS0afbrsXAZ9YQ9jdu/mZ2sXgT1/2yyNng4PGlyM=
 github.com/cpuguy83/go-md2man/v2 v2.0.0/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
-github.com/creack/pty v1.1.7/go.mod h1:lj5s0c3V2DBrqTV7llrYr5NG6My20zk30Fl46Y7DoTY=
-github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
-github.com/cweill/gotests v1.5.3 h1:k3t4wW/x/YNixWZJhUIn+mivmK5iV1tJVOwVYkx0UcU=
 github.com/d4l3k/messagediff v1.2.1 h1:ZcAIMYsUg0EAp9X+tt8/enBE/Q8Yd5kzPynLyKptt9U=
 github.com/d4l3k/messagediff v1.2.1/go.mod h1:Oozbb1TVXFac9FtSIxHBMnBCq2qeH/2KkEQxENCrlLo=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
@@ -81,42 +58,27 @@ github.com/gin-contrib/sse v0.0.0-20190301062529-5545eab6dad3/go.mod h1:VJ0WA2NB
 github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
 github.com/gin-gonic/gin v1.3.0/go.mod h1:7cKuhb5qV2ggCFctp2fJQ+ErvciLZrIeoOSOm6mUr7Y=
 github.com/gin-gonic/gin v1.4.0/go.mod h1:OW2EZn3DO8Ln9oIKOvM++LBO+5UPHJJDH72/q/3rZdM=
-github.com/gin-gonic/gin v1.5.0/go.mod h1:Nd6IXA8m5kNZdNEHMBd93KT+mdY3+bewLgRvmCsR2Do=
 github.com/go-chi/chi v3.3.3+incompatible/go.mod h1:eB3wogJHnLi3x/kFX2A+IbTBlXxmMeXJVKy9tTv1XzQ=
 github.com/go-openapi/jsonpointer v0.17.0 h1:nH6xp8XdXHx8dqveo0ZuJBluCO2qGrPbDNZ0dwoRHP0=
 github.com/go-openapi/jsonpointer v0.17.0/go.mod h1:cOnomiV+CVVwFLk0A/MExoFMjwdsUdVpsRhURCKh+3M=
-github.com/go-openapi/jsonpointer v0.18.0/go.mod h1:cOnomiV+CVVwFLk0A/MExoFMjwdsUdVpsRhURCKh+3M=
-github.com/go-openapi/jsonpointer v0.19.0 h1:FTUMcX77w5rQkClIzDtTxvn6Bsa894CcrzNj2MMfeg8=
-github.com/go-openapi/jsonpointer v0.19.0/go.mod h1:cOnomiV+CVVwFLk0A/MExoFMjwdsUdVpsRhURCKh+3M=
 github.com/go-openapi/jsonpointer v0.19.2/go.mod h1:3akKfEdA7DF1sugOqz1dVQHBcuDBPKZGEoHC/NkiQRg=
 github.com/go-openapi/jsonpointer v0.19.3 h1:gihV7YNZK1iK6Tgwwsxo2rJbD1GTbdm72325Bq8FI3w=
 github.com/go-openapi/jsonpointer v0.19.3/go.mod h1:Pl9vOtqEWErmShwVjC8pYs9cog34VGT37dQOVbmoatg=
 github.com/go-openapi/jsonreference v0.17.0 h1:yJW3HCkTHg7NOA+gZ83IPHzUSnUzGXhGmsdiCcMexbA=
 github.com/go-openapi/jsonreference v0.17.0/go.mod h1:g4xxGn04lDIRh0GJb5QlpE3HfopLOL6uZrK/VgnsK9I=
-github.com/go-openapi/jsonreference v0.18.0/go.mod h1:g4xxGn04lDIRh0GJb5QlpE3HfopLOL6uZrK/VgnsK9I=
 github.com/go-openapi/jsonreference v0.19.0 h1:BqWKpV1dFd+AuiKlgtddwVIFQsuMpxfBDBHGfM2yNpk=
 github.com/go-openapi/jsonreference v0.19.0/go.mod h1:g4xxGn04lDIRh0GJb5QlpE3HfopLOL6uZrK/VgnsK9I=
 github.com/go-openapi/jsonreference v0.19.2/go.mod h1:jMjeRr2HHw6nAVajTXJ4eiUwohSTlpa0o73RUL1owJc=
 github.com/go-openapi/jsonreference v0.19.3 h1:5cxNfTy0UVC3X8JL5ymxzyoUZmo8iZb+jeTWn7tUa8o=
 github.com/go-openapi/jsonreference v0.19.3/go.mod h1:rjx6GuL8TTa9VaixXglHmQmIL98+wF9xc8zWvFonSJ8=
-github.com/go-openapi/spec v0.18.0/go.mod h1:XkF/MOi14NmjsfZ8VtAKf8pIlbZzyoTvZsdfssdxcBI=
 github.com/go-openapi/spec v0.19.0 h1:A4SZ6IWh3lnjH0rG0Z5lkxazMGBECtrZcbyYQi+64k4=
 github.com/go-openapi/spec v0.19.0/go.mod h1:XkF/MOi14NmjsfZ8VtAKf8pIlbZzyoTvZsdfssdxcBI=
-github.com/go-openapi/spec v0.19.3 h1:0XRyw8kguri6Yw4SxhsQA/atC88yqrk0+G4YhI2wabc=
-github.com/go-openapi/spec v0.19.3/go.mod h1:FpwSN1ksY1eteniUU7X0N/BgJ7a4WvBFVA8Lj9mJglo=
 github.com/go-openapi/spec v0.19.4 h1:ixzUSnHTd6hCemgtAJgluaTSGYpLNpJY4mA2DIkdOAo=
 github.com/go-openapi/spec v0.19.4/go.mod h1:FpwSN1ksY1eteniUU7X0N/BgJ7a4WvBFVA8Lj9mJglo=
 github.com/go-openapi/swag v0.17.0/go.mod h1:AByQ+nYG6gQg71GINrmuDXCPWdL640yX49/kXLo40Tg=
-github.com/go-openapi/swag v0.18.0/go.mod h1:AByQ+nYG6gQg71GINrmuDXCPWdL640yX49/kXLo40Tg=
-github.com/go-openapi/swag v0.19.0 h1:Kg7Wl7LkTPlmc393QZQ/5rQadPhi7pBVEMZxyTi0Ii8=
-github.com/go-openapi/swag v0.19.0/go.mod h1:AByQ+nYG6gQg71GINrmuDXCPWdL640yX49/kXLo40Tg=
 github.com/go-openapi/swag v0.19.2/go.mod h1:POnQmlKehdgb5mhVOsnJFsivZCEZ/vjK9gh66Z9tfKk=
 github.com/go-openapi/swag v0.19.5 h1:lTz6Ys4CmqqCQmZPBlbQENR1/GucA2bzYTE12Pw4tFY=
 github.com/go-openapi/swag v0.19.5/go.mod h1:POnQmlKehdgb5mhVOsnJFsivZCEZ/vjK9gh66Z9tfKk=
-github.com/go-playground/locales v0.12.1/go.mod h1:IUMDtCfWo/w/mtMfIE/IG2K+Ey3ygWanZIBtBW0W2TM=
-github.com/go-playground/locales v0.13.0/go.mod h1:taPMhCMXrRLJO55olJkUXHZBHCxTMfnGwq/HNwmWNS8=
-github.com/go-playground/universal-translator v0.16.0/go.mod h1:1AnU7NaIRDWWzGEKwgtJRd2xk99HeFyHw3yid4rvQIY=
-github.com/go-playground/universal-translator v0.17.0/go.mod h1:UkSxE5sNxxRwHyU+Scu5vgOQjsIJAF8j9muTVoKLVtA=
 github.com/go-redis/redis v6.14.0+incompatible/go.mod h1:NAIEuMOZ/fxfXJIrKDQDz8wamY7mA7PouImQ2Jvg6kA=
 github.com/go-redis/redis v6.15.2+incompatible h1:9SpNVG76gr6InJGxoZ6IuuxaCOQwDAhzyXg+Bs+0Sb4=
 github.com/go-redis/redis v6.15.2+incompatible/go.mod h1:NAIEuMOZ/fxfXJIrKDQDz8wamY7mA7PouImQ2Jvg6kA=
@@ -147,7 +109,6 @@ github.com/golang/protobuf v1.3.2 h1:6nsPYzhq5kReh6QImI3k5qWzO4PEbvbIW2cwSfR/6xs
 github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/google/go-cmp v0.2.0 h1:+dTQ8DZQJz0Mb/HjFlkptS1FeQ4cWSnN941F8aEG4SQ=
 github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
-github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/gordonklaus/ineffassign v0.0.0-20180909121442-1003c8bd00dc h1:cJlkeAx1QYgO5N80aF5xRGstVsRQwgLR7uA2FnP1ZjY=
 github.com/gordonklaus/ineffassign v0.0.0-20180909121442-1003c8bd00dc/go.mod h1:cuNKsD1zp2v6XfE/orVX2QE1LC+i254ceGcVeDT3pTU=
 github.com/hashicorp/hcl v1.0.0 h1:0Anlzjpi4vEasTeNFn2mLJgTSwt0+6sfsiTG8qcWGx4=
@@ -169,63 +130,42 @@ github.com/joho/godotenv v1.3.0/go.mod h1:7hK45KPybAkOC6peb+G5yklZfMxEjkZhHbwpqx
 github.com/json-iterator/go v0.0.0-20180806060727-1624edc4454b/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCVDaaPEHmU=
 github.com/json-iterator/go v1.1.5/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCVDaaPEHmU=
 github.com/json-iterator/go v1.1.6/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCVDaaPEHmU=
-github.com/json-iterator/go v1.1.7/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
-github.com/json-iterator/go v1.1.8/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
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@@ -245,10 +185,11 @@ github.com/matttproud/golang_protobuf_extensions v1.0.1 h1:4hp9jkHxhMHkqkrB3Ix0j
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@@ -314,31 +255,20 @@ github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UV
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@@ -354,16 +284,11 @@ golang.org/x/crypto v0.0.0-20180820150726-614d502a4dac/go.mod h1:6SG95UA2DQfeDnf
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@@ -376,9 +301,7 @@ golang.org/x/net v0.0.0-20181011144130-49bb7cea24b1/go.mod h1:mL1N/T3taQHkDXs73r
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 golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
-golang.org/x/net v0.0.0-20190322120337-addf6b3196f6/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190503192946-f4e77d36d62c h1:uOCk1iQW6Vc18bnC13MfzScl+wdKBmM9Y9kU7Z83/lw=
 golang.org/x/net v0.0.0-20190503192946-f4e77d36d62c/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
@@ -388,10 +311,6 @@ golang.org/x/net v0.0.0-20190613194153-d28f0bde5980/go.mod h1:z5CRVTTTmAJ677TzLL
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859 h1:R/3boaszxrf1GEUWTVDzSKVwLmSJpwZ1yqXm8j0v2QI=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20190827160401-ba9fcec4b297/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
-golang.org/x/net v0.0.0-20191011234655-491137f69257 h1:ry8e2D+cwaV6hk7lb3aRTjjZo24shrbK0e11QEOkTIg=
-golang.org/x/net v0.0.0-20191011234655-491137f69257/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
-golang.org/x/net v0.0.0-20191021144547-ec77196f6094 h1:5O4U9trLjNpuhpynaDsqwCk+Tw6seqJz1EbqbnzHrc8=
-golang.org/x/net v0.0.0-20191021144547-ec77196f6094/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20191126235420-ef20fe5d7933 h1:e6HwijUxhDe+hPNjZQQn9bA5PW3vNmnN64U2ZW759Lk=
 golang.org/x/net v0.0.0-20191126235420-ef20fe5d7933/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -399,34 +318,20 @@ golang.org/x/sync v0.0.0-20181108010431-42b317875d0f h1:Bl/8QSvNqXvPGPGXa2z5xUTm
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20181205085412-a5c9d58dba9a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20181228144115-9a3f9b0469bb/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
-golang.org/x/sys v0.0.0-20190322080309-f49334f85ddc/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20190507160741-ecd444e8653b h1:ag/x1USPSsqHud38I9BAC88qdNLDHHtQ4mlgQIZPPNA=
-golang.org/x/sys v0.0.0-20190507160741-ecd444e8653b/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190602015325-4c4f7f33c9ed/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190609082536-301114b31cce/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190610200419-93c9922d18ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190616124812-15dcb6c0061f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20190621203818-d432491b9138 h1:t8BZD9RDjkm9/h7yYN6kE8oaeov5r9aztkB7zKA5Tkg=
-golang.org/x/sys v0.0.0-20190621203818-d432491b9138/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190626221950-04f50cda93cb h1:fgwFCsaw9buMuxNd6+DQfAuSFqbNiQZpcgJQAgJsK6k=
 golang.org/x/sys v0.0.0-20190626221950-04f50cda93cb/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190813064441-fde4db37ae7a/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191008105621-543471e840be/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20191010194322-b09406accb47 h1:/XfQ9z7ib8eEJX2hdgFTZJ/ntt0swNk5oYBziWeTCvY=
-golang.org/x/sys v0.0.0-20191010194322-b09406accb47/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20191022100944-742c48ecaeb7 h1:HmbHVPwrPEKPGLAcHSrMe6+hqSUlvZU0rab6x5EXfGU=
-golang.org/x/sys v0.0.0-20191022100944-742c48ecaeb7/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20191023145028-b69606af412f h1:HNixo/W24k2W4EliZfUFl5ApIz/dMDShw52wmWfJ8/s=
-golang.org/x/sys v0.0.0-20191023145028-b69606af412f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20191023151326-f89234f9a2c2 h1:I7efaDQAsIQmkTF+WSdcydwVWzK07Yuz8IFF8rNkDe0=
-golang.org/x/sys v0.0.0-20191023151326-f89234f9a2c2/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191128015809-6d18c012aee9 h1:ZBzSG/7F4eNKz2L3GE9o300RX0Az1Bw5HF7PDraD+qU=
 golang.org/x/sys v0.0.0-20191128015809-6d18c012aee9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
@@ -434,31 +339,16 @@ golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
-golang.org/x/tools v0.0.0-20190110015856-aa033095749b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
-golang.org/x/tools v0.0.0-20190322203728-c1a832b0ad89/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20190606050223-4d9ae51c2468/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
 golang.org/x/tools v0.0.0-20190608022120-eacb66d2a7c3/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
 golang.org/x/tools v0.0.0-20190611222205-d73e1c7e250b/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
 golang.org/x/tools v0.0.0-20190614205625-5aca471b1d59/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
-golang.org/x/tools v0.0.0-20190621195816-6e04913cbbac h1:MQEvx39qSf8vyrx3XRaOe+j1UDIzKwkYOVObRgGPVqI=
-golang.org/x/tools v0.0.0-20190621195816-6e04913cbbac/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
 golang.org/x/tools v0.0.0-20190628034336-212fb13d595e h1:ZlQjfVdpDxeqxRfmO30CdqWWzTvgRCj0MxaUVfxEG1k=
 golang.org/x/tools v0.0.0-20190628034336-212fb13d595e/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
-golang.org/x/tools v0.0.0-20191012152004-8de300cfc20a h1:TwMENskLwU2NnWBzrJGEWHqSiGUkO/B4rfyhwqDxDYQ=
-golang.org/x/tools v0.0.0-20191012152004-8de300cfc20a/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
-golang.org/x/tools v0.0.0-20191022174149-ab6dbf99d100 h1:OT2Y8iVtXGHPODZd6iwpndJmAYRiZc75IYxlufvlkLg=
-golang.org/x/tools v0.0.0-20191022174149-ab6dbf99d100/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
-golang.org/x/tools v0.0.0-20191023143423-ff611c50cd12 h1:s9/f9YHBWfC3jIKMbJElk5+EwgC58Khn6t1EdLnQ9+k=
-golang.org/x/tools v0.0.0-20191023143423-ff611c50cd12/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
-golang.org/x/tools v0.0.0-20191023163450-98e333b8b3a3 h1:4haCIJia9wHJUU7z9f7PTC8Nf599Ok93njSCHb5gJas=
-golang.org/x/tools v0.0.0-20191023163450-98e333b8b3a3/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
-golang.org/x/tools v0.0.0-20191023202404-2b779830f9d3 h1:0vQisIa3mUFShxg7Xyq8WFt/ArQ1soDk5A5uF62IJCc=
-golang.org/x/tools v0.0.0-20191023202404-2b779830f9d3/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20191130070609-6e064ea0cf2d h1:/iIZNFGxc/a7C3yWjGcnboV+Tkc7mxr+p6fDztwoxuM=
 golang.org/x/tools v0.0.0-20191130070609-6e064ea0cf2d/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/appengine v1.3.0 h1:FBSsiFRMz3LBeXIomRnVzrQwSDj4ibvcRexLG0LZGQk=
 google.golang.org/appengine v1.3.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
@@ -470,6 +360,7 @@ gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/d4l3k/messagediff.v1 v1.2.1 h1:70AthpjunwzUiarMHyED52mj9UwtAnE89l1Gmrt3EU0=
 gopkg.in/d4l3k/messagediff.v1 v1.2.1/go.mod h1:EUzikiKadqXWcD1AzJLagx0j/BeeWGtn++04Xniyg44=
@@ -477,8 +368,6 @@ gopkg.in/fsnotify.v1 v1.4.7 h1:xOHLXZwVvI9hhs+cLKq5+I5onOuwQLhQwiu63xxlHs4=
 gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
 gopkg.in/go-playground/assert.v1 v1.2.1/go.mod h1:9RXL0bg/zibRAgZUYszZSwO/z8Y/a8bDuhia5mkpMnE=
 gopkg.in/go-playground/validator.v8 v8.18.2/go.mod h1:RX2a/7Ha8BgOhfk7j780h4/u/RRjR0eouCJSH80/M2Y=
-gopkg.in/go-playground/validator.v9 v9.29.1/go.mod h1:+c9/zcJMFNgbLvly1L1V+PpxWdVbfP1avr/N00E2vyQ=
-gopkg.in/go-playground/validator.v9 v9.30.2/go.mod h1:+c9/zcJMFNgbLvly1L1V+PpxWdVbfP1avr/N00E2vyQ=
 gopkg.in/gomail.v2 v2.0.0-20160411212932-81ebce5c23df h1:n7WqCuqOuCbNr617RXOY0AWRXxgwEyPp2z+p0+hgMuE=
 gopkg.in/gomail.v2 v2.0.0-20160411212932-81ebce5c23df/go.mod h1:LRQQ+SO6ZHR7tOkpBDuZnXENFzX8qRjMDMyPD6BRkCw=
 gopkg.in/stretchr/testify.v1 v1.2.2 h1:yhQC6Uy5CqibAIlk1wlusa/MJ3iAN49/BsR/dCCKz3M=
@@ -491,8 +380,6 @@ gopkg.in/yaml.v2 v2.2.1 h1:mUhvW9EsL+naU5Q3cakzfE91YhliOondGd6ZrsDBHQE=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.2.4 h1:/eiJrUcujPVeJ3xlSWaiNi3uSVmDGBK1pDHUHAnao1I=
-gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.7 h1:VUgggvou5XRW9mHwD/yXxIYSMtY0zoKQf/v226p2nyo=
 gopkg.in/yaml.v2 v2.2.7/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 honnef.co/go/tools v0.0.0-20190418001031-e561f6794a2a h1:LJwr7TCTghdatWv40WobzlKXc9c4s8oGa7QKJUtHhWA=

pkg/integrations/task_collection_test.go

@@ -90,38 +90,49 @@ func TestTaskCollection(t *testing.T) {
 			assert.NotContains(t, rec.Body.String(), `task #14`)
 		})
 		t.Run("Sort Order", func(t *testing.T) {
-			// should equal priority desc
+			// TODO: Add more cases
+			// should equal priority asc
 			t.Run("by priority", func(t *testing.T) {
-				rec, err := testHandler.testReadAllWithUser(url.Values{"sort": []string{"priority"}}, urlParams)
+				rec, err := testHandler.testReadAllWithUser(url.Values{"sort_by": []string{"priority"}}, urlParams)
 				assert.NoError(t, err)
-				assert.Contains(t, rec.Body.String(), `[{"id":3,"text":"task #3 high prio","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":100,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":4,"text":"task #4 low prio","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":1,`)
+				assert.Contains(t, rec.Body.String(), `{"id":33,"text":"task #33 with percent done","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":0,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0.5,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":4,"text":"task #4 low prio","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":1,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":3,"text":"task #3 high prio","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":100,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}}]`)
 			})
 			t.Run("by priority desc", func(t *testing.T) {
-				rec, err := testHandler.testReadAllWithUser(url.Values{"sort": []string{"prioritydesc"}}, urlParams)
+				rec, err := testHandler.testReadAllWithUser(url.Values{"sort_by": []string{"priority"}, "order_by": []string{"desc"}}, urlParams)
 				assert.NoError(t, err)
 				assert.Contains(t, rec.Body.String(), `[{"id":3,"text":"task #3 high prio","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":100,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":4,"text":"task #4 low prio","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":1,`)
 			})
 			t.Run("by priority asc", func(t *testing.T) {
-				rec, err := testHandler.testReadAllWithUser(url.Values{"sort": []string{"priorityasc"}}, urlParams)
+				rec, err := testHandler.testReadAllWithUser(url.Values{"sort_by": []string{"priority"}, "order_by": []string{"asc"}}, urlParams)
 				assert.NoError(t, err)
 				assert.Contains(t, rec.Body.String(), `{"id":33,"text":"task #33 with percent done","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":0,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0.5,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":4,"text":"task #4 low prio","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":1,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":3,"text":"task #3 high prio","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":100,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}}]`)
 			})
-			// should equal duedate desc
+			// should equal duedate asc
 			t.Run("by duedate", func(t *testing.T) {
-				rec, err := testHandler.testReadAllWithUser(url.Values{"sort": []string{"duedate"}}, urlParams)
+				rec, err := testHandler.testReadAllWithUser(url.Values{"sort_by": []string{"due_date_unix"}}, urlParams)
 				assert.NoError(t, err)
-				assert.Contains(t, rec.Body.String(), `[{"id":5,"text":"task #5 higher due date","description":"","done":false,"doneAt":0,"dueDate":1543636724,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":0,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":6,"text":"task #6 lower due date"`)
+				assert.Contains(t, rec.Body.String(), `{"id":6,"text":"task #6 lower due date","description":"","done":false,"doneAt":0,"dueDate":1543616724,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":0,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":5,"text":"task #5 higher due date","description":"","done":false,"doneAt":0,"dueDate":1543636724,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":0,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}}]`)
 			})
 			t.Run("by duedate desc", func(t *testing.T) {
-				rec, err := testHandler.testReadAllWithUser(url.Values{"sort": []string{"duedatedesc"}}, urlParams)
+				rec, err := testHandler.testReadAllWithUser(url.Values{"sort_by": []string{"due_date_unix"}, "order_by": []string{"desc"}}, urlParams)
 				assert.NoError(t, err)
 				assert.Contains(t, rec.Body.String(), `[{"id":5,"text":"task #5 higher due date","description":"","done":false,"doneAt":0,"dueDate":1543636724,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":0,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":6,"text":"task #6 lower due date"`)
 			})
 			t.Run("by duedate asc", func(t *testing.T) {
-				rec, err := testHandler.testReadAllWithUser(url.Values{"sort": []string{"duedateasc"}}, urlParams)
+				rec, err := testHandler.testReadAllWithUser(url.Values{"sort_by": []string{"due_date_unix"}, "order_by": []string{"asc"}}, urlParams)
 				assert.NoError(t, err)
 				assert.Contains(t, rec.Body.String(), `{"id":6,"text":"task #6 lower due date","description":"","done":false,"doneAt":0,"dueDate":1543616724,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":0,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":5,"text":"task #5 higher due date","description":"","done":false,"doneAt":0,"dueDate":1543636724,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":0,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}}]`)
 			})
+			t.Run("invalid sort parameter", func(t *testing.T) {
+				_, err := testHandler.testReadAllWithUser(url.Values{"sort_by": []string{"loremipsum"}}, urlParams)
+				assert.Error(t, err)
+				assertHandlerErrorCode(t, err, models.ErrCodeInvalidSortParam)
+			})
+			t.Run("invalid sort order", func(t *testing.T) {
+				_, err := testHandler.testReadAllWithUser(url.Values{"sort_by": []string{"id"}, "order_by": []string{"loremipsum"}}, urlParams)
+				assert.Error(t, err)
+				assertHandlerErrorCode(t, err, models.ErrCodeInvalidSortOrder)
+			})
 			t.Run("invalid parameter", func(t *testing.T) {
 				// Invalid parameter should not sort at all
 				rec, err := testHandler.testReadAllWithUser(url.Values{"sort": []string{"loremipsum"}}, urlParams)
@@ -234,35 +245,35 @@ func TestTaskCollection(t *testing.T) {
 			assert.NotContains(t, rec.Body.String(), `task #14`)
 		})
 		t.Run("Sort Order", func(t *testing.T) {
-			// should equal priority desc
+			// should equal priority asc
 			t.Run("by priority", func(t *testing.T) {
-				rec, err := testHandler.testReadAllWithUser(url.Values{"sort": []string{"priority"}}, nil)
+				rec, err := testHandler.testReadAllWithUser(url.Values{"sort_by": []string{"priority"}}, nil)
 				assert.NoError(t, err)
-				assert.Contains(t, rec.Body.String(), `[{"id":3,"text":"task #3 high prio","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":100,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":4,"text":"task #4 low prio","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":1,`)
+				assert.Contains(t, rec.Body.String(), `{"id":33,"text":"task #33 with percent done","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":0,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0.5,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":4,"text":"task #4 low prio","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":1,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":3,"text":"task #3 high prio","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":100,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}}]`)
 			})
 			t.Run("by priority desc", func(t *testing.T) {
-				rec, err := testHandler.testReadAllWithUser(url.Values{"sort": []string{"prioritydesc"}}, nil)
+				rec, err := testHandler.testReadAllWithUser(url.Values{"sort_by": []string{"priority"}, "order_by": []string{"desc"}}, nil)
 				assert.NoError(t, err)
 				assert.Contains(t, rec.Body.String(), `[{"id":3,"text":"task #3 high prio","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":100,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":4,"text":"task #4 low prio","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":1,`)
 			})
 			t.Run("by priority asc", func(t *testing.T) {
-				rec, err := testHandler.testReadAllWithUser(url.Values{"sort": []string{"priorityasc"}}, nil)
+				rec, err := testHandler.testReadAllWithUser(url.Values{"sort_by": []string{"priority"}, "order_by": []string{"asc"}}, nil)
 				assert.NoError(t, err)
 				assert.Contains(t, rec.Body.String(), `{"id":33,"text":"task #33 with percent done","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":0,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0.5,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":4,"text":"task #4 low prio","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":1,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":3,"text":"task #3 high prio","description":"","done":false,"doneAt":0,"dueDate":0,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":100,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}}]`)
 			})
-			// should equal duedate desc
+			// should equal duedate asc
 			t.Run("by duedate", func(t *testing.T) {
-				rec, err := testHandler.testReadAllWithUser(url.Values{"sort": []string{"duedate"}}, nil)
+				rec, err := testHandler.testReadAllWithUser(url.Values{"sort_by": []string{"due_date_unix"}}, nil)
 				assert.NoError(t, err)
-				assert.Contains(t, rec.Body.String(), `[{"id":5,"text":"task #5 higher due date","description":"","done":false,"doneAt":0,"dueDate":1543636724,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":0,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":6,"text":"task #6 lower due date"`)
+				assert.Contains(t, rec.Body.String(), `{"id":6,"text":"task #6 lower due date","description":"","done":false,"doneAt":0,"dueDate":1543616724,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":0,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":5,"text":"task #5 higher due date","description":"","done":false,"doneAt":0,"dueDate":1543636724,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":0,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}}]`)
 			})
 			t.Run("by duedate desc", func(t *testing.T) {
-				rec, err := testHandler.testReadAllWithUser(url.Values{"sort": []string{"duedatedesc"}}, nil)
+				rec, err := testHandler.testReadAllWithUser(url.Values{"sort_by": []string{"due_date_unix"}, "order_by": []string{"desc"}}, nil)
 				assert.NoError(t, err)
 				assert.Contains(t, rec.Body.String(), `[{"id":5,"text":"task #5 higher due date","description":"","done":false,"doneAt":0,"dueDate":1543636724,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":0,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":6,"text":"task #6 lower due date"`)
 			})
 			t.Run("by duedate asc", func(t *testing.T) {
-				rec, err := testHandler.testReadAllWithUser(url.Values{"sort": []string{"duedateasc"}}, nil)
+				rec, err := testHandler.testReadAllWithUser(url.Values{"sort_by": []string{"due_date_unix"}, "order_by": []string{"asc"}}, nil)
 				assert.NoError(t, err)
 				assert.Contains(t, rec.Body.String(), `{"id":6,"text":"task #6 lower due date","description":"","done":false,"doneAt":0,"dueDate":1543616724,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":0,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}},{"id":5,"text":"task #5 higher due date","description":"","done":false,"doneAt":0,"dueDate":1543636724,"reminderDates":null,"listID":1,"repeatAfter":0,"priority":0,"startDate":0,"endDate":0,"assignees":null,"labels":null,"hexColor":"","percentDone":0,"related_tasks":{},"attachments":null,"created":1543626724,"updated":1543626724,"createdBy":{"id":1,"username":"user1","avatarUrl":"111d68d06e2d317b5a59c2c6c5bad808","created":0,"updated":0}}]`)
 			})

pkg/models/error.go

@@ -788,6 +788,60 @@ func (err ErrTaskAttachmentIsTooLarge) HTTPError() web.HTTPError {
 	}
 }
 
+// ErrInvalidSortParam represents an error where the provided sort param is invalid
+type ErrInvalidSortParam struct {
+	SortBy sortProperty
+}
+
+// IsErrInvalidSortParam checks if an error is ErrInvalidSortParam.
+func IsErrInvalidSortParam(err error) bool {
+	_, ok := err.(ErrInvalidSortParam)
+	return ok
+}
+
+func (err ErrInvalidSortParam) Error() string {
+	return fmt.Sprintf("Sort param is invalid [SortBy: %s]", err.SortBy)
+}
+
+// ErrCodeInvalidSortParam holds the unique world-error code of this error
+const ErrCodeInvalidSortParam = 4013
+
+// HTTPError holds the http error description
+func (err ErrInvalidSortParam) HTTPError() web.HTTPError {
+	return web.HTTPError{
+		HTTPCode: http.StatusBadRequest,
+		Code:     ErrCodeInvalidSortParam,
+		Message:  fmt.Sprintf("The task sort param '%s' is invalid.", err.SortBy),
+	}
+}
+
+// ErrInvalidSortOrder represents an error where the provided sort order is invalid
+type ErrInvalidSortOrder struct {
+	OrderBy sortOrder
+}
+
+// IsErrInvalidSortOrder checks if an error is ErrInvalidSortOrder.
+func IsErrInvalidSortOrder(err error) bool {
+	_, ok := err.(ErrInvalidSortOrder)
+	return ok
+}
+
+func (err ErrInvalidSortOrder) Error() string {
+	return fmt.Sprintf("Sort order is invalid [OrderBy: %s]", err.OrderBy)
+}
+
+// ErrCodeInvalidSortOrder holds the unique world-error code of this error
+const ErrCodeInvalidSortOrder = 4014
+
+// HTTPError holds the http error description
+func (err ErrInvalidSortOrder) HTTPError() web.HTTPError {
+	return web.HTTPError{
+		HTTPCode: http.StatusBadRequest,
+		Code:     ErrCodeInvalidSortOrder,
+		Message:  fmt.Sprintf("The task sort order '%s' is invalid. Allowed is either asc or desc.", err.OrderBy),
+	}
+}
+
 // =================
 // Namespace errors
 // =================

pkg/models/label.go

@@ -209,7 +209,6 @@ func getUserTaskIDs(u *User) (taskIDs []int64, err error) {
 	tasks, _, _, err := getRawTasksForLists(lists, &taskOptions{
 		startDate: time.Unix(0, 0),
 		endDate:   time.Unix(0, 0),
-		sortby:    SortTasksByUnsorted,
 		page:      -1,
 		perPage:   0,
 	})

pkg/models/task_collection.go

@@ -25,17 +25,21 @@ import (
 // TaskCollection is a struct used to hold filter details and not clutter the Task struct with information not related to actual tasks.
 type TaskCollection struct {
 	ListID            int64 `param:"list"`
-	Sorting           string `query:"sort"` // Parameter to sort by
 	StartDateSortUnix int64 `query:"startdate"`
 	EndDateSortUnix   int64 `query:"enddate"`
 	Lists             []*List
 
+	// The query parameter to sort by. This is for ex. done, priority, etc.
+	SortBy []string `query:"sort_by"`
+	// The query parameter to order the items by. This can be either asc or desc, with asc being the default.
+	OrderBy []string `query:"order_by"`
+
 	web.CRUDable `xorm:"-" json:"-"`
 	web.Rights   `xorm:"-" json:"-"`
 }
 
 // ReadAll gets all tasks for a collection
-// @Summary Get tasks on a list
+// @Summary Get tasks in a list
 // @Description Returns all tasks for the current list.
 // @tags task
 // @Accept json
@@ -44,7 +48,8 @@ type TaskCollection struct {
 // @Param page query int false "The page number. Used for pagination. If not provided, the first page of results is returned."
 // @Param per_page query int false "The maximum number of items per page. Note this parameter is limited by the configured maximum of items per page."
 // @Param s query string false "Search tasks by task text."
-// @Param sort query string false "The sorting parameter. Possible values to sort by are priority, prioritydesc, priorityasc, duedate, duedatedesc, duedateasc."
+// @Param sort_by query string false "The sorting parameter. You can pass this multiple times to get the tasks ordered by multiple different parametes, along with `order_by`. Possible values to sort by are `id`, `text`, `description`, `done`, `done_at_unix`, `due_date_unix`, `created_by_id`, `list_id`, `repeat_after`, `priority`, `start_date_unix`, `end_date_unix`, `hex_color`, `percent_done`, `uid`, `created`, `updated`. Default is `id`."
+// @Param order_by query string false "The ordering parameter. Possible values to order by are `asc` or `desc`. Default is `asc`."
 // @Param startdate query int false "The start date parameter to filter by. Expects a unix timestamp. If no end date, but a start date is specified, the end date is set to the current time."
 // @Param enddate query int false "The end date parameter to filter by. Expects a unix timestamp. If no start date, but an end date is specified, the start date is set to the current time."
 // @Security JWTKeyAuth
@@ -52,31 +57,32 @@ type TaskCollection struct {
 // @Failure 500 {object} models.Message "Internal error"
 // @Router /lists/{listID}/tasks [get]
 func (tf *TaskCollection) ReadAll(a web.Auth, search string, page int, perPage int) (result interface{}, resultCount int, totalItems int64, err error) {
-	var sortby SortBy
+
-	switch tf.Sorting {
+	var sort = make([]*sortParam, 0, len(tf.SortBy))
-	case "priority":
+	for i, s := range tf.SortBy {
-		sortby = SortTasksByPriorityDesc
+		param := &sortParam{
-	case "prioritydesc":
+			sortBy:  sortProperty(s),
-		sortby = SortTasksByPriorityDesc
+			orderBy: orderAscending,
-	case "priorityasc":
+		}
-		sortby = SortTasksByPriorityAsc
+		// This checks if tf.OrderBy has an entry with the same index as the current entry from tf.SortBy
-	case "duedate":
+		// Taken from https://stackoverflow.com/a/27252199/10924593
-		sortby = SortTasksByDueDateDesc
+		if len(tf.OrderBy) > i {
-	case "duedatedesc":
+			param.orderBy = getSortOrderFromString(tf.OrderBy[i])
-		sortby = SortTasksByDueDateDesc
+		}
-	case "duedateasc":
+		// Param validation
-		sortby = SortTasksByDueDateAsc
+		if err := param.validate(); err != nil {
-	default:
+			return nil, 0, 0, err
-		sortby = SortTasksByUnsorted
+		}
+		sort = append(sort, param)
 	}
 
 	taskopts := &taskOptions{
 		search:    search,
-		sortby:    sortby,
 		startDate: time.Unix(tf.StartDateSortUnix, 0),
 		endDate:   time.Unix(tf.EndDateSortUnix, 0),
 		page:      page,
 		perPage:   perPage,
+		sortby:    sort,
 	}
 
 	shareAuth, is := a.(*LinkSharing)

pkg/models/task_collection_sort.go

@@ -0,0 +1,233 @@
+//   Vikunja is a todo-list application to facilitate your life.
+//   Copyright 2019 Vikunja and contributors. All rights reserved.
+//
+//   This program is free software: you can redistribute it and/or modify
+//   it under the terms of the GNU General Public License as published by
+//   the Free Software Foundation, either version 3 of the License, or
+//   (at your option) any later version.
+//
+//   This program is distributed in the hope that it will be useful,
+//   but WITHOUT ANY WARRANTY; without even the implied warranty of
+//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//   GNU General Public License for more details.
+//
+//   You should have received a copy of the GNU General Public License
+//   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+package models
+
+import (
+	"fmt"
+	"reflect"
+	"sort"
+)
+
+type (
+	sortParam struct {
+		sortBy  sortProperty
+		orderBy sortOrder // asc or desc
+	}
+
+	sortProperty string
+
+	sortOrder string
+)
+
+const (
+	taskPropertyID            sortProperty = "id"
+	taskPropertyText          sortProperty = "text"
+	taskPropertyDescription   sortProperty = "description"
+	taskPropertyDone          sortProperty = "done"
+	taskPropertyDoneAtUnix    sortProperty = "done_at_unix"
+	taskPropertyDueDateUnix   sortProperty = "due_date_unix"
+	taskPropertyCreatedByID   sortProperty = "created_by_id"
+	taskPropertyListID        sortProperty = "list_id"
+	taskPropertyRepeatAfter   sortProperty = "repeat_after"
+	taskPropertyPriority      sortProperty = "priority"
+	taskPropertyStartDateUnix sortProperty = "start_date_unix"
+	taskPropertyEndDateUnix   sortProperty = "end_date_unix"
+	taskPropertyHexColor      sortProperty = "hex_color"
+	taskPropertyPercentDone   sortProperty = "percent_done"
+	taskPropertyUID           sortProperty = "uid"
+	taskPropertyCreated       sortProperty = "created"
+	taskPropertyUpdated       sortProperty = "updated"
+)
+
+func (p sortProperty) String() string {
+	return string(p)
+}
+
+const (
+	orderInvalid    sortOrder = "invalid"
+	orderAscending  sortOrder = "asc"
+	orderDescending sortOrder = "desc"
+)
+
+func (o sortOrder) String() string {
+	return string(o)
+}
+
+func getSortOrderFromString(s string) sortOrder {
+	if s == "asc" {
+		return orderAscending
+	}
+	if s == "desc" {
+		return orderDescending
+	}
+	return orderInvalid
+}
+
+func (sp *sortParam) validate() error {
+	if sp.orderBy != orderDescending && sp.orderBy != orderAscending {
+		return ErrInvalidSortOrder{OrderBy: sp.orderBy}
+	}
+	switch sp.sortBy {
+	case
+		taskPropertyID,
+		taskPropertyText,
+		taskPropertyDescription,
+		taskPropertyDone,
+		taskPropertyDoneAtUnix,
+		taskPropertyDueDateUnix,
+		taskPropertyCreatedByID,
+		taskPropertyListID,
+		taskPropertyRepeatAfter,
+		taskPropertyPriority,
+		taskPropertyStartDateUnix,
+		taskPropertyEndDateUnix,
+		taskPropertyHexColor,
+		taskPropertyPercentDone,
+		taskPropertyUID,
+		taskPropertyCreated,
+		taskPropertyUpdated:
+		return nil
+	}
+	return ErrInvalidSortParam{SortBy: sp.sortBy}
+}
+
+type taskComparator func(lhs, rhs *Task) int64
+
+func mustMakeComparator(fieldName string) taskComparator {
+	field, ok := reflect.TypeOf(&Task{}).Elem().FieldByName(fieldName)
+	if !ok {
+		panic(fmt.Sprintf("Field '%s' has not been found on Task", fieldName))
+	}
+
+	extractProp := func(task *Task) interface{} {
+		return reflect.ValueOf(task).Elem().FieldByIndex(field.Index).Interface()
+	}
+
+	switch field.Type.Kind() {
+	case reflect.Int64:
+		return func(lhs, rhs *Task) int64 {
+			return extractProp(lhs).(int64) - extractProp(rhs).(int64)
+		}
+	case reflect.Float64:
+		return func(lhs, rhs *Task) int64 {
+			floatLHS, floatRHS := extractProp(lhs).(float64), extractProp(rhs).(float64)
+			if floatLHS > floatRHS {
+				return 1
+			} else if floatLHS < floatRHS {
+				return -1
+			}
+			return 0
+		}
+	case reflect.String:
+		return func(lhs, rhs *Task) int64 {
+			strLHS, strRHS := extractProp(lhs).(string), extractProp(rhs).(string)
+			if strLHS > strRHS {
+				return 1
+			} else if strLHS < strRHS {
+				return -1
+			}
+			return 0
+		}
+	case reflect.Bool:
+		return func(lhs, rhs *Task) int64 {
+			boolLHS, boolRHS := extractProp(lhs).(bool), extractProp(rhs).(bool)
+			if !boolLHS && boolRHS {
+				return 1
+			} else if boolLHS && !boolRHS {
+				return -1
+			}
+			return 0
+		}
+	default:
+		panic(fmt.Sprintf("Unsupported type for sorting: %s", field.Type.Name()))
+	}
+}
+
+// This is a map of properties that can be sorted by
+// and their appropriate comparator function.
+// The comparator function sorts in ascending mode.
+var propertyComparators = map[sortProperty]taskComparator{
+	taskPropertyID:            mustMakeComparator("ID"),
+	taskPropertyText:          mustMakeComparator("Text"),
+	taskPropertyDescription:   mustMakeComparator("Description"),
+	taskPropertyDone:          mustMakeComparator("Done"),
+	taskPropertyDoneAtUnix:    mustMakeComparator("DoneAtUnix"),
+	taskPropertyDueDateUnix:   mustMakeComparator("DueDateUnix"),
+	taskPropertyCreatedByID:   mustMakeComparator("CreatedByID"),
+	taskPropertyListID:        mustMakeComparator("ListID"),
+	taskPropertyRepeatAfter:   mustMakeComparator("RepeatAfter"),
+	taskPropertyPriority:      mustMakeComparator("Priority"),
+	taskPropertyStartDateUnix: mustMakeComparator("StartDateUnix"),
+	taskPropertyEndDateUnix:   mustMakeComparator("EndDateUnix"),
+	taskPropertyHexColor:      mustMakeComparator("HexColor"),
+	taskPropertyPercentDone:   mustMakeComparator("PercentDone"),
+	taskPropertyUID:           mustMakeComparator("UID"),
+	taskPropertyCreated:       mustMakeComparator("Created"),
+	taskPropertyUpdated:       mustMakeComparator("Updated"),
+}
+
+// Creates a taskComparator that sorts by the first comparator and falls back to
+// the second one (and so on...) if the properties were equal.
+func combineComparators(comparators ...taskComparator) taskComparator {
+	return func(lhs, rhs *Task) int64 {
+		for _, compare := range comparators {
+			res := compare(lhs, rhs)
+			if res != 0 {
+				return res
+			}
+		}
+		return 0
+	}
+}
+
+func sortTasks(tasks []*Task, by []*sortParam) {
+
+	// Always sort at least by id asc so we have a consistent order of items every time
+	// If we would not do this, we would get a different order for items with the same content every time
+	// the slice is sorted. To circumvent this, we always order at least by ID.
+	if len(by) == 0 ||
+		(len(by) > 0 && by[len(by)-1].sortBy != taskPropertyID) { // Don't sort by ID last if the id parameter is already passed as the last parameter.
+		by = append(by, &sortParam{sortBy: taskPropertyID, orderBy: orderAscending})
+	}
+
+	comparators := make([]taskComparator, 0, len(by))
+	for _, param := range by {
+		comparator, ok := propertyComparators[param.sortBy]
+		if !ok {
+			panic("No suitable comparator for sortBy found! Param was " + param.sortBy)
+		}
+
+		// This is a descending sort, so we need to negate the comparator (i.e. switch the inputs).
+		if param.orderBy == orderDescending {
+			oldComparator := comparator
+			comparator = func(lhs, rhs *Task) int64 {
+				return oldComparator(lhs, rhs) * -1
+			}
+		}
+
+		comparators = append(comparators, comparator)
+	}
+
+	combinedComparator := combineComparators(comparators...)
+
+	sort.Slice(tasks, func(i, j int) bool {
+		lhs, rhs := tasks[i], tasks[j]
+
+		res := combinedComparator(lhs, rhs)
+		return res <= 0
+	})
+}

pkg/models/task_collection_sort_test.go

@@ -0,0 +1,829 @@
+//   Vikunja is a todo-list application to facilitate your life.
+//   Copyright 2019 Vikunja and contributors. All rights reserved.
+//
+//   This program is free software: you can redistribute it and/or modify
+//   it under the terms of the GNU General Public License as published by
+//   the Free Software Foundation, either version 3 of the License, or
+//   (at your option) any later version.
+//
+//   This program is distributed in the hope that it will be useful,
+//   but WITHOUT ANY WARRANTY; without even the implied warranty of
+//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//   GNU General Public License for more details.
+//
+//   You should have received a copy of the GNU General Public License
+//   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+package models
+
+import (
+	"github.com/mohae/deepcopy"
+	"github.com/stretchr/testify/assert"
+	"math/rand"
+	"reflect"
+	"testing"
+)
+
+func TestSortParamValidation(t *testing.T) {
+	t.Run("Test valid order by", func(t *testing.T) {
+		t.Run(orderAscending.String(), func(t *testing.T) {
+			s := &sortParam{
+				orderBy: orderAscending,
+				sortBy:  "id",
+			}
+			err := s.validate()
+			assert.NoError(t, err)
+		})
+		t.Run(orderDescending.String(), func(t *testing.T) {
+			s := &sortParam{
+				orderBy: orderDescending,
+				sortBy:  "id",
+			}
+			err := s.validate()
+			assert.NoError(t, err)
+		})
+	})
+	t.Run("Test valid sort by", func(t *testing.T) {
+		for _, test := range []sortProperty{
+			taskPropertyID,
+			taskPropertyText,
+			taskPropertyDescription,
+			taskPropertyDone,
+			taskPropertyDoneAtUnix,
+			taskPropertyDueDateUnix,
+			taskPropertyCreatedByID,
+			taskPropertyListID,
+			taskPropertyRepeatAfter,
+			taskPropertyPriority,
+			taskPropertyStartDateUnix,
+			taskPropertyEndDateUnix,
+			taskPropertyHexColor,
+			taskPropertyPercentDone,
+			taskPropertyUID,
+			taskPropertyCreated,
+			taskPropertyUpdated,
+		} {
+			t.Run(test.String(), func(t *testing.T) {
+				s := &sortParam{
+					orderBy: orderAscending,
+					sortBy:  test,
+				}
+				err := s.validate()
+				assert.NoError(t, err)
+			})
+		}
+	})
+	t.Run("Test invalid order by", func(t *testing.T) {
+		s := &sortParam{
+			orderBy: "somethingInvalid",
+			sortBy:  "id",
+		}
+		err := s.validate()
+		assert.Error(t, err)
+		assert.True(t, IsErrInvalidSortOrder(err))
+	})
+	t.Run("Test invalid sort by", func(t *testing.T) {
+		s := &sortParam{
+			orderBy: orderAscending,
+			sortBy:  "somethingInvalid",
+		}
+		err := s.validate()
+		assert.Error(t, err)
+		assert.True(t, IsErrInvalidSortParam(err))
+	})
+}
+
+var (
+	task1 = &Task{
+		ID:          1,
+		Text:        "aaa",
+		Description: "Lorem Ipsum",
+		Done:        true,
+		DoneAtUnix:  1543626000,
+		ListID:      1,
+		UID:         "JywtBPCESImlyKugvaZWrxmXAFAWXFISMeXYImEh",
+		Created:     1543626724,
+		Updated:     1543626724,
+	}
+	task2 = &Task{
+		ID:            2,
+		Text:          "bbb",
+		Description:   "Arem Ipsum",
+		Done:          true,
+		DoneAtUnix:    1543626724,
+		CreatedByID:   1,
+		ListID:        2,
+		PercentDone:   0.3,
+		StartDateUnix: 1543626724,
+		Created:       1553626724,
+		Updated:       1553626724,
+	}
+	task3 = &Task{
+		ID:          3,
+		Text:        "ccc",
+		DueDateUnix: 1583626724,
+		Priority:    100,
+		ListID:      3,
+		HexColor:    "000000",
+		PercentDone: 0.1,
+		Updated:     1555555555,
+	}
+	task4 = &Task{
+		ID:            4,
+		Text:          "ddd",
+		Priority:      1,
+		StartDateUnix: 1643626724,
+		ListID:        1,
+	}
+	task5 = &Task{
+		ID:          5,
+		Text:        "eef",
+		Priority:    50,
+		UID:         "shggzCHQWLhGNMNsOGOCOjcVkInOYjTAnORqTkdL",
+		DueDateUnix: 1543636724,
+		Updated:     1565555555,
+	}
+	task6 = &Task{
+		ID:          6,
+		Text:        "eef",
+		DueDateUnix: 1543616724,
+		RepeatAfter: 6400,
+		CreatedByID: 2,
+		HexColor:    "ffffff",
+	}
+	task7 = &Task{
+		ID:            7,
+		Text:          "mmmn",
+		Description:   "Zoremis",
+		StartDateUnix: 1544600000,
+		EndDateUnix:   1584600000,
+		UID:           "tyzCZuLMSKhwclJOsDyDcUdyVAPBDOPHNTBOLTcW",
+	}
+	task8 = &Task{
+		ID:          8,
+		Text:        "b123",
+		EndDateUnix: 1544700000,
+	}
+	task9 = &Task{
+		ID:            9,
+		Done:          true,
+		DoneAtUnix:    1573626724,
+		Text:          "a123",
+		RepeatAfter:   86000,
+		StartDateUnix: 1544600000,
+		EndDateUnix:   1544700000,
+	}
+	task10 = &Task{
+		ID:          10,
+		Text:        "zzz",
+		Priority:    10,
+		PercentDone: 1,
+	}
+)
+
+type taskSortTestCase struct {
+	name         string
+	wantAsc      []*Task
+	wantDesc     []*Task
+	sortProperty sortProperty
+}
+
+var taskSortTestCases = []taskSortTestCase{
+	{
+		name:         "id",
+		sortProperty: taskPropertyID,
+		wantAsc: []*Task{
+			task1,
+			task2,
+			task3,
+			task4,
+			task5,
+			task6,
+			task7,
+			task8,
+			task9,
+			task10,
+		},
+		wantDesc: []*Task{
+			task10,
+			task9,
+			task8,
+			task7,
+			task6,
+			task5,
+			task4,
+			task3,
+			task2,
+			task1,
+		},
+	},
+	{
+		name:         "text",
+		sortProperty: taskPropertyText,
+		wantAsc: []*Task{
+			task9,
+			task1,
+			task8,
+			task2,
+			task3,
+			task4,
+			task5,
+			task6,
+			task7,
+			task10,
+		},
+		wantDesc: []*Task{
+			task10,
+			task7,
+			task5,
+			task6,
+			task4,
+			task3,
+			task2,
+			task8,
+			task1,
+			task9,
+		},
+	},
+	{
+		name:         "description",
+		sortProperty: taskPropertyDescription,
+		wantAsc: []*Task{
+			task3,
+			task4,
+			task5,
+			task6,
+			task8,
+			task9,
+			task10,
+			task2,
+			task1,
+			task7,
+		},
+		wantDesc: []*Task{
+			task7,
+			task1,
+			task2,
+			task3,
+			task4,
+			task5,
+			task6,
+			task8,
+			task9,
+			task10,
+		},
+	},
+	{
+		name:         "done",
+		sortProperty: taskPropertyDone,
+		wantAsc: []*Task{
+			// These are done
+			task1,
+			task2,
+			task9,
+			// These are not
+			task3,
+			task4,
+			task5,
+			task6,
+			task7,
+			task8,
+			task10,
+		},
+		wantDesc: []*Task{
+			// These are not
+			task3,
+			task4,
+			task5,
+			task6,
+			task7,
+			task8,
+			task10,
+			// These are done
+			task1,
+			task2,
+			task9,
+		},
+	},
+	{
+		name:         "done at",
+		sortProperty: taskPropertyDoneAtUnix,
+		wantAsc: []*Task{
+			task3,
+			task4,
+			task5,
+			task6,
+			task7,
+			task8,
+			task10,
+			task1,
+			task2,
+			task9,
+		},
+		wantDesc: []*Task{
+			task9,
+			task2,
+			task1,
+			task3,
+			task4,
+			task5,
+			task6,
+			task7,
+			task8,
+			task10,
+		},
+	},
+	{
+		name:         "due date",
+		sortProperty: taskPropertyDueDateUnix,
+		wantAsc: []*Task{
+			task1,
+			task2,
+			task4,
+			task7,
+			task8,
+			task9,
+			task10,
+			task6,
+			task5,
+			task3,
+		},
+		wantDesc: []*Task{
+			task3,
+			task5,
+			task6,
+			task1,
+			task2,
+			task4,
+			task7,
+			task8,
+			task9,
+			task10,
+		},
+	},
+	{
+		name:         "created by id",
+		sortProperty: taskPropertyCreatedByID,
+		wantAsc: []*Task{
+			task1,
+			task3,
+			task4,
+			task5,
+			task7,
+			task8,
+			task9,
+			task10,
+			task2,
+			task6,
+		},
+		wantDesc: []*Task{
+			task6,
+			task2,
+			task1,
+			task3,
+			task4,
+			task5,
+			task7,
+			task8,
+			task9,
+			task10,
+		},
+	},
+	{
+		name:         "list id",
+		sortProperty: taskPropertyListID,
+		wantAsc: []*Task{
+			task5,
+			task6,
+			task7,
+			task8,
+			task9,
+			task10,
+			task1,
+			task4,
+			task2,
+			task3,
+		},
+		wantDesc: []*Task{
+			task3,
+			task2,
+			task1,
+			task4,
+			task5,
+			task6,
+			task7,
+			task8,
+			task9,
+			task10,
+		},
+	},
+	{
+		name:         "repeat after",
+		sortProperty: taskPropertyRepeatAfter,
+		wantAsc: []*Task{
+			task1,
+			task2,
+			task3,
+			task4,
+			task5,
+			task7,
+			task8,
+			task10,
+			task6,
+			task9,
+		},
+		wantDesc: []*Task{
+			task9,
+			task6,
+			task1,
+			task2,
+			task3,
+			task4,
+			task5,
+			task7,
+			task8,
+			task10,
+		},
+	},
+	{
+		name:         "priority",
+		sortProperty: taskPropertyPriority,
+		wantAsc: []*Task{
+			task1,
+			task2,
+			task6,
+			task7,
+			task8,
+			task9,
+			task4,
+			task10,
+			task5,
+			task3,
+		},
+		wantDesc: []*Task{
+			task3,
+			task5,
+			task10,
+			task4,
+			task1,
+			task2,
+			task6,
+			task7,
+			task8,
+			task9,
+		},
+	},
+	{
+		name:         "start date",
+		sortProperty: taskPropertyStartDateUnix,
+		wantAsc: []*Task{
+			task1,
+			task3,
+			task5,
+			task6,
+			task8,
+			task10,
+			task2,
+			task7,
+			task9,
+			task4,
+		},
+		wantDesc: []*Task{
+			task4,
+			task7,
+			task9,
+			task2,
+			task1,
+			task3,
+			task5,
+			task6,
+			task8,
+			task10,
+		},
+	},
+	{
+		name:         "end date",
+		sortProperty: taskPropertyEndDateUnix,
+		wantAsc: []*Task{
+			task1,
+			task2,
+			task3,
+			task4,
+			task5,
+			task6,
+			task10,
+			task8,
+			task9,
+			task7,
+		},
+		wantDesc: []*Task{
+			task7,
+			task8,
+			task9,
+			task1,
+			task2,
+			task3,
+			task4,
+			task5,
+			task6,
+			task10,
+		},
+	},
+	{
+		name:         "hex color",
+		sortProperty: taskPropertyHexColor,
+		wantAsc: []*Task{
+			task1,
+			task2,
+			task4,
+			task5,
+			task7,
+			task8,
+			task9,
+			task10,
+			task3,
+			task6,
+		},
+		wantDesc: []*Task{
+			task6,
+			task3,
+			task1,
+			task2,
+			task4,
+			task5,
+			task7,
+			task8,
+			task9,
+			task10,
+		},
+	},
+	{
+		name:         "percent done",
+		sortProperty: taskPropertyPercentDone,
+		wantAsc: []*Task{
+			task1,
+			task4,
+			task5,
+			task6,
+			task7,
+			task8,
+			task9,
+			task3,
+			task2,
+			task10,
+		},
+		wantDesc: []*Task{
+			task10,
+			task2,
+			task3,
+			task1,
+			task4,
+			task5,
+			task6,
+			task7,
+			task8,
+			task9,
+		},
+	},
+	{
+		name:         "uid",
+		sortProperty: taskPropertyUID,
+		wantAsc: []*Task{
+			task2,
+			task3,
+			task4,
+			task6,
+			task8,
+			task9,
+			task10,
+			task1,
+			task5,
+			task7,
+		},
+		wantDesc: []*Task{
+			task7,
+			task5,
+			task1,
+			task2,
+			task3,
+			task4,
+			task6,
+			task8,
+			task9,
+			task10,
+		},
+	},
+	{
+		name:         "created",
+		sortProperty: taskPropertyCreated,
+		wantAsc: []*Task{
+			task3,
+			task4,
+			task5,
+			task6,
+			task7,
+			task8,
+			task9,
+			task10,
+			task1,
+			task2,
+		},
+		wantDesc: []*Task{
+			task2,
+			task1,
+			task3,
+			task4,
+			task5,
+			task6,
+			task7,
+			task8,
+			task9,
+			task10,
+		},
+	},
+	{
+		name:         "updated",
+		sortProperty: taskPropertyUpdated,
+		wantAsc: []*Task{
+			task4,
+			task6,
+			task7,
+			task8,
+			task9,
+			task10,
+			task1,
+			task2,
+			task3,
+			task5,
+		},
+		wantDesc: []*Task{
+			task5,
+			task3,
+			task2,
+			task1,
+			task4,
+			task6,
+			task7,
+			task8,
+			task9,
+			task10,
+		},
+	},
+}
+
+func TestTaskSort(t *testing.T) {
+
+	assertTestSliceMatch := func(t *testing.T, got, want []*Task) {
+		if !reflect.DeepEqual(got, want) {
+			t.Error("Slices do not match in order")
+			t.Error("Got\t| Want")
+			for in, task := range got {
+				fail := ""
+				if task.ID != want[in].ID {
+					fail = "wrong"
+				}
+				t.Errorf("\t%d\t| %d \t%s", task.ID, want[in].ID, fail)
+			}
+		}
+	}
+
+	for _, testCase := range taskSortTestCases {
+		t.Run(testCase.name, func(t *testing.T) {
+			t.Run("asc default", func(t *testing.T) {
+				by := []*sortParam{
+					{
+						sortBy: testCase.sortProperty,
+					},
+				}
+
+				got := deepcopy.Copy(testCase.wantAsc).([]*Task)
+
+				// Destroy wanted order to obtain some slice we can sort
+				rand.Shuffle(len(got), func(i, j int) {
+					got[i], got[j] = got[j], got[i]
+				})
+
+				sortTasks(got, by)
+
+				assertTestSliceMatch(t, got, testCase.wantAsc)
+			})
+			t.Run("asc", func(t *testing.T) {
+				by := []*sortParam{
+					{
+						sortBy:  testCase.sortProperty,
+						orderBy: orderAscending,
+					},
+				}
+
+				got := deepcopy.Copy(testCase.wantAsc).([]*Task)
+
+				// Destroy wanted order to obtain some slice we can sort
+				rand.Shuffle(len(got), func(i, j int) {
+					got[i], got[j] = got[j], got[i]
+				})
+
+				sortTasks(got, by)
+
+				assertTestSliceMatch(t, got, testCase.wantAsc)
+			})
+			t.Run("desc", func(t *testing.T) {
+				by := []*sortParam{
+					{
+						sortBy:  testCase.sortProperty,
+						orderBy: orderDescending,
+					},
+				}
+
+				got := deepcopy.Copy(testCase.wantDesc).([]*Task)
+
+				// Destroy wanted order to obtain some slice we can sort
+				rand.Shuffle(len(got), func(i, j int) {
+					got[i], got[j] = got[j], got[i]
+				})
+
+				sortTasks(got, by)
+
+				assertTestSliceMatch(t, got, testCase.wantDesc)
+			})
+		})
+	}
+
+	// Other cases
+	t.Run("Order by Done Ascending and Text Descending", func(t *testing.T) {
+		want := []*Task{
+			// Done
+			task2,
+			task1,
+			task9,
+
+			// Not done
+			task10,
+			task7,
+			task5,
+			task6,
+			task4,
+			task3,
+			task8,
+		}
+		sortParams := []*sortParam{
+			{
+				sortBy:  taskPropertyDone,
+				orderBy: orderAscending,
+			},
+			{
+				sortBy:  taskPropertyText,
+				orderBy: orderDescending,
+			},
+		}
+
+		got := deepcopy.Copy(want).([]*Task)
+
+		// Destroy wanted order to obtain some slice we can sort
+		rand.Shuffle(len(got), func(i, j int) {
+			got[i], got[j] = got[j], got[i]
+		})
+
+		sortTasks(got, sortParams)
+
+		assertTestSliceMatch(t, got, want)
+	})
+	t.Run("Order by Done Descending and Text Ascending", func(t *testing.T) {
+		want := []*Task{
+			// Not done
+			task8,
+			task3,
+			task4,
+			task5,
+			task6,
+			task7,
+			task10,
+
+			// Done
+			task9,
+			task1,
+			task2,
+		}
+		sortParams := []*sortParam{
+			{
+				sortBy:  taskPropertyDone,
+				orderBy: orderDescending,
+			},
+			{
+				sortBy:  taskPropertyText,
+				orderBy: orderAscending,
+			},
+		}
+
+		got := deepcopy.Copy(want).([]*Task)
+
+		// Destroy wanted order to obtain some slice we can sort
+		rand.Shuffle(len(got), func(i, j int) {
+			got[i], got[j] = got[j], got[i]
+		})
+
+		sortTasks(got, sortParams)
+
+		assertTestSliceMatch(t, got, want)
+
+	})
+}

pkg/models/task_collection_test.go

@@ -0,0 +1,635 @@
+//   Vikunja is a todo-list application to facilitate your life.
+//   Copyright 2019 Vikunja and contributors. All rights reserved.
+//
+//   This program is free software: you can redistribute it and/or modify
+//   it under the terms of the GNU General Public License as published by
+//   the Free Software Foundation, either version 3 of the License, or
+//   (at your option) any later version.
+//
+//   This program is distributed in the hope that it will be useful,
+//   but WITHOUT ANY WARRANTY; without even the implied warranty of
+//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//   GNU General Public License for more details.
+//
+//   You should have received a copy of the GNU General Public License
+//   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+package models
+
+import (
+	"code.vikunja.io/api/pkg/db"
+	"code.vikunja.io/api/pkg/files"
+	"code.vikunja.io/web"
+	"github.com/stretchr/testify/assert"
+	"gopkg.in/d4l3k/messagediff.v1"
+	"testing"
+)
+
+func TestTaskCollection_ReadAll(t *testing.T) {
+	assert.NoError(t, db.LoadFixtures())
+
+	// Dummy users
+	user1 := &User{
+		ID:        1,
+		Username:  "user1",
+		Password:  "$2a$14$dcadBoMBL9jQoOcZK8Fju.cy0Ptx2oZECkKLnaa8ekRoTFe1w7To.",
+		IsActive:  true,
+		AvatarURL: "111d68d06e2d317b5a59c2c6c5bad808", // hash for ""
+	}
+	user2 := &User{
+		ID:        2,
+		Username:  "user2",
+		Password:  "$2a$14$dcadBoMBL9jQoOcZK8Fju.cy0Ptx2oZECkKLnaa8ekRoTFe1w7To.",
+		AvatarURL: "ab53a2911ddf9b4817ac01ddcd3d975f", // hash for ""
+	}
+	user6 := &User{
+		ID:        6,
+		Username:  "user6",
+		Password:  "$2a$14$dcadBoMBL9jQoOcZK8Fju.cy0Ptx2oZECkKLnaa8ekRoTFe1w7To.",
+		IsActive:  true,
+		AvatarURL: "3efbe51f864c6666bc27caf4c6ff90ed", // hash for ""
+	}
+
+	// We use individual variables for the tasks here to be able to rearrange or remove ones more easily
+	task1 := &Task{
+		ID:          1,
+		Text:        "task #1",
+		Description: "Lorem Ipsum",
+		CreatedByID: 1,
+		CreatedBy:   user1,
+		ListID:      1,
+		Labels: []*Label{
+			{
+				ID:          4,
+				Title:       "Label #4 - visible via other task",
+				CreatedByID: 2,
+				CreatedBy:   user2,
+				Updated:     0,
+				Created:     0,
+			},
+		},
+		RelatedTasks: map[RelationKind][]*Task{
+			RelationKindSubtask: {
+				{
+					ID:          29,
+					Text:        "task #29 with parent task (1)",
+					CreatedByID: 1,
+					ListID:      1,
+					Created:     1543626724,
+					Updated:     1543626724,
+				},
+			},
+		},
+		Attachments: []*TaskAttachment{
+			{
+				ID:          1,
+				TaskID:      1,
+				FileID:      1,
+				CreatedByID: 1,
+				CreatedBy:   user1,
+				File: &files.File{
+					ID:          1,
+					Name:        "test",
+					Size:        100,
+					CreatedUnix: 1570998791,
+					CreatedByID: 1,
+				},
+			},
+			{
+				ID:          2,
+				TaskID:      1,
+				FileID:      9999,
+				CreatedByID: 1,
+				CreatedBy:   user1,
+			},
+		},
+		Created: 1543626724,
+		Updated: 1543626724,
+	}
+	task2 := &Task{
+		ID:          2,
+		Text:        "task #2 done",
+		Done:        true,
+		CreatedByID: 1,
+		CreatedBy:   user1,
+		ListID:      1,
+		Labels: []*Label{
+			{
+				ID:          4,
+				Title:       "Label #4 - visible via other task",
+				CreatedByID: 2,
+				CreatedBy:   user2,
+				Updated:     0,
+				Created:     0,
+			},
+		},
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task3 := &Task{
+		ID:           3,
+		Text:         "task #3 high prio",
+		CreatedByID:  1,
+		CreatedBy:    user1,
+		ListID:       1,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+		Priority:     100,
+	}
+	task4 := &Task{
+		ID:           4,
+		Text:         "task #4 low prio",
+		CreatedByID:  1,
+		CreatedBy:    user1,
+		ListID:       1,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+		Priority:     1,
+	}
+	task5 := &Task{
+		ID:           5,
+		Text:         "task #5 higher due date",
+		CreatedByID:  1,
+		CreatedBy:    user1,
+		ListID:       1,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+		DueDateUnix:  1543636724,
+	}
+	task6 := &Task{
+		ID:           6,
+		Text:         "task #6 lower due date",
+		CreatedByID:  1,
+		CreatedBy:    user1,
+		ListID:       1,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+		DueDateUnix:  1543616724,
+	}
+	task7 := &Task{
+		ID:            7,
+		Text:          "task #7 with start date",
+		CreatedByID:   1,
+		CreatedBy:     user1,
+		ListID:        1,
+		RelatedTasks:  map[RelationKind][]*Task{},
+		Created:       1543626724,
+		Updated:       1543626724,
+		StartDateUnix: 1544600000,
+	}
+	task8 := &Task{
+		ID:           8,
+		Text:         "task #8 with end date",
+		CreatedByID:  1,
+		CreatedBy:    user1,
+		ListID:       1,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+		EndDateUnix:  1544700000,
+	}
+	task9 := &Task{
+		ID:            9,
+		Text:          "task #9 with start and end date",
+		CreatedByID:   1,
+		CreatedBy:     user1,
+		ListID:        1,
+		RelatedTasks:  map[RelationKind][]*Task{},
+		Created:       1543626724,
+		Updated:       1543626724,
+		StartDateUnix: 1544600000,
+		EndDateUnix:   1544700000,
+	}
+	task10 := &Task{
+		ID:           10,
+		Text:         "task #10 basic",
+		CreatedByID:  1,
+		CreatedBy:    user1,
+		ListID:       1,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task11 := &Task{
+		ID:           11,
+		Text:         "task #11 basic",
+		CreatedByID:  1,
+		CreatedBy:    user1,
+		ListID:       1,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task12 := &Task{
+		ID:           12,
+		Text:         "task #12 basic",
+		CreatedByID:  1,
+		CreatedBy:    user1,
+		ListID:       1,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task15 := &Task{
+		ID:           15,
+		Text:         "task #15",
+		CreatedByID:  6,
+		CreatedBy:    user6,
+		ListID:       6,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task16 := &Task{
+		ID:           16,
+		Text:         "task #16",
+		CreatedByID:  6,
+		CreatedBy:    user6,
+		ListID:       7,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task17 := &Task{
+		ID:           17,
+		Text:         "task #17",
+		CreatedByID:  6,
+		CreatedBy:    user6,
+		ListID:       8,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task18 := &Task{
+		ID:           18,
+		Text:         "task #18",
+		CreatedByID:  6,
+		CreatedBy:    user6,
+		ListID:       9,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task19 := &Task{
+		ID:           19,
+		Text:         "task #19",
+		CreatedByID:  6,
+		CreatedBy:    user6,
+		ListID:       10,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task20 := &Task{
+		ID:           20,
+		Text:         "task #20",
+		CreatedByID:  6,
+		CreatedBy:    user6,
+		ListID:       11,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task21 := &Task{
+		ID:           21,
+		Text:         "task #21",
+		CreatedByID:  6,
+		CreatedBy:    user6,
+		ListID:       12,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task22 := &Task{
+		ID:           22,
+		Text:         "task #22",
+		CreatedByID:  6,
+		CreatedBy:    user6,
+		ListID:       13,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task23 := &Task{
+		ID:           23,
+		Text:         "task #23",
+		CreatedByID:  6,
+		CreatedBy:    user6,
+		ListID:       14,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task24 := &Task{
+		ID:           24,
+		Text:         "task #24",
+		CreatedByID:  6,
+		CreatedBy:    user6,
+		ListID:       15,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task25 := &Task{
+		ID:           25,
+		Text:         "task #25",
+		CreatedByID:  6,
+		CreatedBy:    user6,
+		ListID:       16,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task26 := &Task{
+		ID:           26,
+		Text:         "task #26",
+		CreatedByID:  6,
+		CreatedBy:    user6,
+		ListID:       17,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task27 := &Task{
+		ID:            27,
+		Text:          "task #27 with reminders",
+		CreatedByID:   1,
+		CreatedBy:     user1,
+		RemindersUnix: []int64{1543626724, 1543626824},
+		ListID:        1,
+		RelatedTasks:  map[RelationKind][]*Task{},
+		Created:       1543626724,
+		Updated:       1543626724,
+	}
+	task28 := &Task{
+		ID:           28,
+		Text:         "task #28 with repeat after",
+		CreatedByID:  1,
+		CreatedBy:    user1,
+		ListID:       1,
+		RelatedTasks: map[RelationKind][]*Task{},
+		RepeatAfter:  3600,
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task29 := &Task{
+		ID:          29,
+		Text:        "task #29 with parent task (1)",
+		CreatedByID: 1,
+		CreatedBy:   user1,
+		ListID:      1,
+		RelatedTasks: map[RelationKind][]*Task{
+			RelationKindParenttask: {
+				{
+					ID:          1,
+					Text:        "task #1",
+					Description: "Lorem Ipsum",
+					CreatedByID: 1,
+					ListID:      1,
+					Created:     1543626724,
+					Updated:     1543626724,
+				},
+			},
+		},
+		Created: 1543626724,
+		Updated: 1543626724,
+	}
+	task30 := &Task{
+		ID:          30,
+		Text:        "task #30 with assignees",
+		CreatedByID: 1,
+		CreatedBy:   user1,
+		ListID:      1,
+		Assignees: []*User{
+			user1,
+			user2,
+		},
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task31 := &Task{
+		ID:           31,
+		Text:         "task #31 with color",
+		HexColor:     "f0f0f0",
+		CreatedByID:  1,
+		CreatedBy:    user1,
+		ListID:       1,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task32 := &Task{
+		ID:           32,
+		Text:         "task #32",
+		CreatedByID:  1,
+		CreatedBy:    user1,
+		ListID:       3,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+	task33 := &Task{
+		ID:           33,
+		Text:         "task #33 with percent done",
+		CreatedByID:  1,
+		CreatedBy:    user1,
+		ListID:       1,
+		PercentDone:  0.5,
+		RelatedTasks: map[RelationKind][]*Task{},
+		Created:      1543626724,
+		Updated:      1543626724,
+	}
+
+	type fields struct {
+		ListID            int64
+		StartDateSortUnix int64
+		EndDateSortUnix   int64
+		Lists             []*List
+		SortBy            []string // Is a string, since this is the place where a query string comes from the user
+		OrderBy           []string
+		CRUDable          web.CRUDable
+		Rights            web.Rights
+	}
+	type args struct {
+		search string
+		a      web.Auth
+		page   int
+	}
+	type testcase struct {
+		name    string
+		fields  fields
+		args    args
+		want    interface{}
+		wantErr bool
+	}
+	tests := []testcase{
+		{
+			name:   "ReadAll Tasks normally",
+			fields: fields{},
+			args: args{
+				search: "",
+				a:      &User{ID: 1},
+				page:   0,
+			},
+			want: []*Task{
+				task1,
+				task2,
+				task3,
+				task4,
+				task5,
+				task6,
+				task7,
+				task8,
+				task9,
+				task10,
+				task11,
+				task12,
+				task15,
+				task16,
+				task17,
+				task18,
+				task19,
+				task20,
+				task21,
+				task22,
+				task23,
+				task24,
+				task25,
+				task26,
+				task27,
+				task28,
+				task29,
+				task30,
+				task31,
+				task32,
+				task33,
+			},
+			wantErr: false,
+		},
+		{
+			// For more sorting tests see task_collection_sort_test.go
+			name: "ReadAll Tasks sorted by done asc and id desc",
+			fields: fields{
+				SortBy:  []string{"done", "id"},
+				OrderBy: []string{"asc", "desc"},
+			},
+			args: args{
+				search: "",
+				a:      &User{ID: 1},
+				page:   0,
+			},
+			want: []*Task{
+				task2,
+				task33,
+				task32,
+				task31,
+				task30,
+				task29,
+				task28,
+				task27,
+				task26,
+				task25,
+				task24,
+				task23,
+				task22,
+				task21,
+				task20,
+				task19,
+				task18,
+				task17,
+				task16,
+				task15,
+				task12,
+				task11,
+				task10,
+				task9,
+				task8,
+				task7,
+				task6,
+				task5,
+				task4,
+				task3,
+				task1,
+			},
+			wantErr: false,
+		},
+		{
+			name: "ReadAll Tasks with range",
+			fields: fields{
+				StartDateSortUnix: 1544500000,
+				EndDateSortUnix:   1544600000,
+			},
+			args: args{
+				search: "",
+				a:      &User{ID: 1},
+				page:   0,
+			},
+			want: []*Task{
+				task7,
+				task9,
+			},
+			wantErr: false,
+		},
+		{
+			name: "ReadAll Tasks with range",
+			fields: fields{
+				StartDateSortUnix: 1544700000,
+				EndDateSortUnix:   1545000000,
+			},
+			args: args{
+				search: "",
+				a:      &User{ID: 1},
+				page:   0,
+			},
+			want: []*Task{
+				task8,
+				task9,
+			},
+			wantErr: false,
+		},
+		{
+			name: "ReadAll Tasks with range without end date",
+			fields: fields{
+				StartDateSortUnix: 1544700000,
+			},
+			args: args{
+				search: "",
+				a:      &User{ID: 1},
+				page:   0,
+			},
+			want: []*Task{
+				task8,
+				task9,
+			},
+			wantErr: false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			lt := &TaskCollection{
+				ListID:            tt.fields.ListID,
+				StartDateSortUnix: tt.fields.StartDateSortUnix,
+				EndDateSortUnix:   tt.fields.EndDateSortUnix,
+				SortBy:            tt.fields.SortBy,
+				OrderBy:           tt.fields.OrderBy,
+				CRUDable:          tt.fields.CRUDable,
+				Rights:            tt.fields.Rights,
+			}
+			got, _, _, err := lt.ReadAll(tt.args.a, tt.args.search, tt.args.page, 50)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("Test %s, Task.ReadAll() error = %v, wantErr %v", tt.name, err, tt.wantErr)
+				return
+			}
+			if diff, equal := messagediff.PrettyDiff(got, tt.want); !equal {
+				t.Errorf("Test %s, LabelTask.ReadAll() = %v, want %v, \ndiff: %v", tt.name, got, tt.want, diff)
+			}
+		})
+	}
+}

pkg/models/task_readall_test.go

@@ -1,728 +0,0 @@
-// Vikunja is a todo-list application to facilitate your life.
-// Copyright 2018-2019 Vikunja and contributors. All rights reserved.
-//
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-//
-// You should have received a copy of the GNU General Public License
-// along with this program.  If not, see <https://www.gnu.org/licenses/>.
-
-package models
-
-import (
-	"code.vikunja.io/api/pkg/db"
-	"code.vikunja.io/api/pkg/files"
-	"github.com/stretchr/testify/assert"
-	"gopkg.in/d4l3k/messagediff.v1"
-	"sort"
-	"testing"
-
-	"code.vikunja.io/web"
-)
-
-func sortTasksForTesting(by SortBy) (tasks []*Task) {
-	user1 := &User{
-		ID:        1,
-		Username:  "user1",
-		Password:  "$2a$14$dcadBoMBL9jQoOcZK8Fju.cy0Ptx2oZECkKLnaa8ekRoTFe1w7To.",
-		IsActive:  true,
-		AvatarURL: "111d68d06e2d317b5a59c2c6c5bad808", // hash for ""
-	}
-	user2 := &User{
-		ID:        2,
-		Username:  "user2",
-		Password:  "$2a$14$dcadBoMBL9jQoOcZK8Fju.cy0Ptx2oZECkKLnaa8ekRoTFe1w7To.",
-		AvatarURL: "ab53a2911ddf9b4817ac01ddcd3d975f", // hash for ""
-	}
-	user6 := &User{
-		ID:        6,
-		Username:  "user6",
-		Password:  "$2a$14$dcadBoMBL9jQoOcZK8Fju.cy0Ptx2oZECkKLnaa8ekRoTFe1w7To.",
-		IsActive:  true,
-		AvatarURL: "3efbe51f864c6666bc27caf4c6ff90ed", // hash for ""
-	}
-
-	tasks = []*Task{
-		{
-			ID:          1,
-			Text:        "task #1",
-			Description: "Lorem Ipsum",
-			CreatedByID: 1,
-			CreatedBy:   user1,
-			ListID:      1,
-			Labels: []*Label{
-				{
-					ID:          4,
-					Title:       "Label #4 - visible via other task",
-					CreatedByID: 2,
-					CreatedBy:   user2,
-					Updated:     0,
-					Created:     0,
-				},
-			},
-			RelatedTasks: map[RelationKind][]*Task{
-				RelationKindSubtask: {
-					{
-						ID:          29,
-						Text:        "task #29 with parent task (1)",
-						CreatedByID: 1,
-						ListID:      1,
-						Created:     1543626724,
-						Updated:     1543626724,
-					},
-				},
-			},
-			Attachments: []*TaskAttachment{
-				{
-					ID:          1,
-					TaskID:      1,
-					FileID:      1,
-					CreatedByID: 1,
-					CreatedBy:   user1,
-					File: &files.File{
-						ID:          1,
-						Name:        "test",
-						Size:        100,
-						CreatedUnix: 1570998791,
-						CreatedByID: 1,
-					},
-				},
-				{
-					ID:          2,
-					TaskID:      1,
-					FileID:      9999,
-					CreatedByID: 1,
-					CreatedBy:   user1,
-				},
-			},
-			Created: 1543626724,
-			Updated: 1543626724,
-		},
-		{
-			ID:          2,
-			Text:        "task #2 done",
-			Done:        true,
-			CreatedByID: 1,
-			CreatedBy:   user1,
-			ListID:      1,
-			Labels: []*Label{
-				{
-					ID:          4,
-					Title:       "Label #4 - visible via other task",
-					CreatedByID: 2,
-					CreatedBy:   user2,
-					Updated:     0,
-					Created:     0,
-				},
-			},
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:           3,
-			Text:         "task #3 high prio",
-			CreatedByID:  1,
-			CreatedBy:    user1,
-			ListID:       1,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-			Priority:     100,
-		},
-		{
-			ID:           4,
-			Text:         "task #4 low prio",
-			CreatedByID:  1,
-			CreatedBy:    user1,
-			ListID:       1,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-			Priority:     1,
-		},
-		{
-			ID:           5,
-			Text:         "task #5 higher due date",
-			CreatedByID:  1,
-			CreatedBy:    user1,
-			ListID:       1,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-			DueDateUnix:  1543636724,
-		},
-		{
-			ID:           6,
-			Text:         "task #6 lower due date",
-			CreatedByID:  1,
-			CreatedBy:    user1,
-			ListID:       1,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-			DueDateUnix:  1543616724,
-		},
-		{
-			ID:            7,
-			Text:          "task #7 with start date",
-			CreatedByID:   1,
-			CreatedBy:     user1,
-			ListID:        1,
-			RelatedTasks:  map[RelationKind][]*Task{},
-			Created:       1543626724,
-			Updated:       1543626724,
-			StartDateUnix: 1544600000,
-		},
-		{
-			ID:           8,
-			Text:         "task #8 with end date",
-			CreatedByID:  1,
-			CreatedBy:    user1,
-			ListID:       1,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-			EndDateUnix:  1544700000,
-		},
-		{
-			ID:            9,
-			Text:          "task #9 with start and end date",
-			CreatedByID:   1,
-			CreatedBy:     user1,
-			ListID:        1,
-			RelatedTasks:  map[RelationKind][]*Task{},
-			Created:       1543626724,
-			Updated:       1543626724,
-			StartDateUnix: 1544600000,
-			EndDateUnix:   1544700000,
-		},
-		{
-			ID:           10,
-			Text:         "task #10 basic",
-			CreatedByID:  1,
-			CreatedBy:    user1,
-			ListID:       1,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:           11,
-			Text:         "task #11 basic",
-			CreatedByID:  1,
-			CreatedBy:    user1,
-			ListID:       1,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:           12,
-			Text:         "task #12 basic",
-			CreatedByID:  1,
-			CreatedBy:    user1,
-			ListID:       1,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:           15,
-			Text:         "task #15",
-			CreatedByID:  6,
-			CreatedBy:    user6,
-			ListID:       6,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:           16,
-			Text:         "task #16",
-			CreatedByID:  6,
-			CreatedBy:    user6,
-			ListID:       7,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:           17,
-			Text:         "task #17",
-			CreatedByID:  6,
-			CreatedBy:    user6,
-			ListID:       8,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:           18,
-			Text:         "task #18",
-			CreatedByID:  6,
-			CreatedBy:    user6,
-			ListID:       9,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:           19,
-			Text:         "task #19",
-			CreatedByID:  6,
-			CreatedBy:    user6,
-			ListID:       10,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:           20,
-			Text:         "task #20",
-			CreatedByID:  6,
-			CreatedBy:    user6,
-			ListID:       11,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:           21,
-			Text:         "task #21",
-			CreatedByID:  6,
-			CreatedBy:    user6,
-			ListID:       12,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:           22,
-			Text:         "task #22",
-			CreatedByID:  6,
-			CreatedBy:    user6,
-			ListID:       13,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:           23,
-			Text:         "task #23",
-			CreatedByID:  6,
-			CreatedBy:    user6,
-			ListID:       14,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:           24,
-			Text:         "task #24",
-			CreatedByID:  6,
-			CreatedBy:    user6,
-			ListID:       15,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:           25,
-			Text:         "task #25",
-			CreatedByID:  6,
-			CreatedBy:    user6,
-			ListID:       16,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:           26,
-			Text:         "task #26",
-			CreatedByID:  6,
-			CreatedBy:    user6,
-			ListID:       17,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:            27,
-			Text:          "task #27 with reminders",
-			CreatedByID:   1,
-			CreatedBy:     user1,
-			RemindersUnix: []int64{1543626724, 1543626824},
-			ListID:        1,
-			RelatedTasks:  map[RelationKind][]*Task{},
-			Created:       1543626724,
-			Updated:       1543626724,
-		},
-		{
-			ID:           28,
-			Text:         "task #28 with repeat after",
-			CreatedByID:  1,
-			CreatedBy:    user1,
-			ListID:       1,
-			RelatedTasks: map[RelationKind][]*Task{},
-			RepeatAfter:  3600,
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:          29,
-			Text:        "task #29 with parent task (1)",
-			CreatedByID: 1,
-			CreatedBy:   user1,
-			ListID:      1,
-			RelatedTasks: map[RelationKind][]*Task{
-				RelationKindParenttask: {
-					{
-						ID:          1,
-						Text:        "task #1",
-						Description: "Lorem Ipsum",
-						CreatedByID: 1,
-						ListID:      1,
-						Created:     1543626724,
-						Updated:     1543626724,
-					},
-				},
-			},
-			Created: 1543626724,
-			Updated: 1543626724,
-		},
-		{
-			ID:          30,
-			Text:        "task #30 with assignees",
-			CreatedByID: 1,
-			CreatedBy:   user1,
-			ListID:      1,
-			Assignees: []*User{
-				user1,
-				user2,
-			},
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:           31,
-			Text:         "task #31 with color",
-			HexColor:     "f0f0f0",
-			CreatedByID:  1,
-			CreatedBy:    user1,
-			ListID:       1,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:           32,
-			Text:         "task #32",
-			CreatedByID:  1,
-			CreatedBy:    user1,
-			ListID:       3,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-		{
-			ID:           33,
-			Text:         "task #33 with percent done",
-			CreatedByID:  1,
-			CreatedBy:    user1,
-			ListID:       1,
-			PercentDone:  0.5,
-			RelatedTasks: map[RelationKind][]*Task{},
-			Created:      1543626724,
-			Updated:      1543626724,
-		},
-	}
-
-	switch by {
-	case SortTasksByPriorityDesc:
-		sort.Slice(tasks, func(i, j int) bool {
-			return tasks[i].Priority > tasks[j].Priority
-		})
-	case SortTasksByPriorityAsc:
-		sort.Slice(tasks, func(i, j int) bool {
-			return tasks[i].Priority < tasks[j].Priority
-		})
-	case SortTasksByDueDateDesc:
-		sort.Slice(tasks, func(i, j int) bool {
-			return tasks[i].DueDateUnix > tasks[j].DueDateUnix
-		})
-	case SortTasksByDueDateAsc:
-		sort.Slice(tasks, func(i, j int) bool {
-			return tasks[i].DueDateUnix < tasks[j].DueDateUnix
-		})
-	}
-
-	return
-}
-
-func TestTask_ReadAll(t *testing.T) {
-	assert.NoError(t, db.LoadFixtures())
-
-	// Dummy users
-	user1 := &User{
-		ID:        1,
-		Username:  "user1",
-		Password:  "$2a$14$dcadBoMBL9jQoOcZK8Fju.cy0Ptx2oZECkKLnaa8ekRoTFe1w7To.",
-		IsActive:  true,
-		AvatarURL: "111d68d06e2d317b5a59c2c6c5bad808", // hash for ""
-	}
-
-	type fields struct {
-		ListID            int64
-		Sorting           string
-		StartDateSortUnix int64
-		EndDateSortUnix   int64
-		Lists             []*List
-		CRUDable          web.CRUDable
-		Rights            web.Rights
-	}
-	type args struct {
-		search string
-		a      web.Auth
-		page   int
-	}
-	tests := []struct {
-		name    string
-		fields  fields
-		args    args
-		want    interface{}
-		wantErr bool
-	}{
-		{
-			name:   "ReadAll Tasks normally",
-			fields: fields{},
-			args: args{
-				search: "",
-				a:      &User{ID: 1},
-				page:   0,
-			},
-			want:    sortTasksForTesting(SortTasksByUnsorted),
-			wantErr: false,
-		},
-		{
-			name: "ReadAll Tasks sorted by priority (desc)",
-			fields: fields{
-				Sorting: "priority",
-			},
-			args: args{
-				search: "",
-				a:      &User{ID: 1},
-				page:   0,
-			},
-			want:    sortTasksForTesting(SortTasksByPriorityDesc),
-			wantErr: false,
-		},
-		{
-			name: "ReadAll Tasks sorted by priority asc",
-			fields: fields{
-				Sorting: "priorityasc",
-			},
-			args: args{
-				search: "",
-				a:      &User{ID: 1},
-				page:   0,
-			},
-			want:    sortTasksForTesting(SortTasksByPriorityAsc),
-			wantErr: false,
-		},
-		{
-			name: "ReadAll Tasks sorted by priority desc",
-			fields: fields{
-				Sorting: "prioritydesc",
-			},
-			args: args{
-				search: "",
-				a:      &User{ID: 1},
-				page:   0,
-			},
-			want:    sortTasksForTesting(SortTasksByPriorityDesc),
-			wantErr: false,
-		},
-		{
-			name: "ReadAll Tasks sorted by due date default desc",
-			fields: fields{
-				Sorting: "duedate",
-			},
-			args: args{
-				search: "",
-				a:      &User{ID: 1},
-				page:   0,
-			},
-			want:    sortTasksForTesting(SortTasksByDueDateDesc),
-			wantErr: false,
-		},
-		{
-			name: "ReadAll Tasks sorted by due date asc",
-			fields: fields{
-				Sorting: "duedateasc",
-			},
-			args: args{
-				search: "",
-				a:      &User{ID: 1},
-				page:   0,
-			},
-			want:    sortTasksForTesting(SortTasksByDueDateAsc),
-			wantErr: false,
-		},
-		{
-			name: "ReadAll Tasks sorted by due date desc",
-			fields: fields{
-				Sorting: "duedatedesc",
-			},
-			args: args{
-				search: "",
-				a:      &User{ID: 1},
-				page:   0,
-			},
-
-			want:    sortTasksForTesting(SortTasksByDueDateDesc),
-			wantErr: false,
-		},
-		{
-			name: "ReadAll Tasks with range",
-			fields: fields{
-				StartDateSortUnix: 1544500000,
-				EndDateSortUnix:   1544600000,
-			},
-			args: args{
-				search: "",
-				a:      &User{ID: 1},
-				page:   0,
-			},
-			want: []*Task{
-				{
-					ID:            7,
-					Text:          "task #7 with start date",
-					CreatedByID:   1,
-					CreatedBy:     user1,
-					ListID:        1,
-					RelatedTasks:  map[RelationKind][]*Task{},
-					Created:       1543626724,
-					Updated:       1543626724,
-					StartDateUnix: 1544600000,
-				},
-				{
-					ID:            9,
-					Text:          "task #9 with start and end date",
-					CreatedByID:   1,
-					CreatedBy:     user1,
-					ListID:        1,
-					RelatedTasks:  map[RelationKind][]*Task{},
-					Created:       1543626724,
-					Updated:       1543626724,
-					StartDateUnix: 1544600000,
-					EndDateUnix:   1544700000,
-				},
-			},
-			wantErr: false,
-		},
-		{
-			name: "ReadAll Tasks with range",
-			fields: fields{
-				StartDateSortUnix: 1544700000,
-				EndDateSortUnix:   1545000000,
-			},
-			args: args{
-				search: "",
-				a:      &User{ID: 1},
-				page:   0,
-			},
-			want: []*Task{
-				{
-					ID:           8,
-					Text:         "task #8 with end date",
-					CreatedByID:  1,
-					CreatedBy:    user1,
-					ListID:       1,
-					RelatedTasks: map[RelationKind][]*Task{},
-					Created:      1543626724,
-					Updated:      1543626724,
-					EndDateUnix:  1544700000,
-				},
-				{
-					ID:            9,
-					Text:          "task #9 with start and end date",
-					CreatedByID:   1,
-					CreatedBy:     user1,
-					ListID:        1,
-					RelatedTasks:  map[RelationKind][]*Task{},
-					Created:       1543626724,
-					Updated:       1543626724,
-					StartDateUnix: 1544600000,
-					EndDateUnix:   1544700000,
-				},
-			},
-			wantErr: false,
-		},
-		{
-			name: "ReadAll Tasks with range without end date",
-			fields: fields{
-				StartDateSortUnix: 1544700000,
-			},
-			args: args{
-				search: "",
-				a:      &User{ID: 1},
-				page:   0,
-			},
-			want: []*Task{
-				{
-					ID:           8,
-					Text:         "task #8 with end date",
-					CreatedByID:  1,
-					CreatedBy:    user1,
-					ListID:       1,
-					RelatedTasks: map[RelationKind][]*Task{},
-					Created:      1543626724,
-					Updated:      1543626724,
-					EndDateUnix:  1544700000,
-				},
-				{
-					ID:            9,
-					Text:          "task #9 with start and end date",
-					CreatedByID:   1,
-					CreatedBy:     user1,
-					ListID:        1,
-					RelatedTasks:  map[RelationKind][]*Task{},
-					Created:       1543626724,
-					Updated:       1543626724,
-					StartDateUnix: 1544600000,
-					EndDateUnix:   1544700000,
-				},
-			},
-			wantErr: false,
-		},
-	}
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			lt := &TaskCollection{
-				ListID:            tt.fields.ListID,
-				Sorting:           tt.fields.Sorting,
-				StartDateSortUnix: tt.fields.StartDateSortUnix,
-				EndDateSortUnix:   tt.fields.EndDateSortUnix,
-				CRUDable:          tt.fields.CRUDable,
-				Rights:            tt.fields.Rights,
-			}
-			got, _, _, err := lt.ReadAll(tt.args.a, tt.args.search, tt.args.page, 50)
-			if (err != nil) != tt.wantErr {
-				t.Errorf("Test %s, Task.ReadAll() error = %v, wantErr %v", tt.name, err, tt.wantErr)
-				return
-			}
-			if diff, equal := messagediff.PrettyDiff(got, tt.want); !equal {
-				t.Errorf("Test %s, LabelTask.ReadAll() = %v, want %v, \ndiff: %v", tt.name, got, tt.want, diff)
-			}
-		})
-	}
-}

pkg/models/tasks.go

@@ -105,25 +105,13 @@ func (TaskReminder) TableName() string {
 	return "task_reminders"
 }
 
-// SortBy declares constants to sort
-type SortBy int
-
-// These are possible sort options
-const (
-	SortTasksByUnsorted   SortBy = -1
-	SortTasksByDueDateAsc        = iota
-	SortTasksByDueDateDesc
-	SortTasksByPriorityAsc
-	SortTasksByPriorityDesc
-)
-
 type taskOptions struct {
 	search    string
-	sortby    SortBy
 	startDate time.Time
 	endDate   time.Time
 	page      int
 	perPage   int
+	sortby    []*sortParam
 }
 
 // ReadAll is a dummy function to still have that endpoint documented
@@ -154,16 +142,19 @@ func getRawTasksForLists(lists []*List, opts *taskOptions) (taskMap map[int64]*T
 		listIDs = append(listIDs, l.ID)
 	}
 
+	// Since xorm does not use placeholders for order by, it is possible to expose this with sql injection if we're directly
+	// passing user input to the db.
+	// As a workaround to prevent this, we check for valid column names here prior to passing it to the db.
 	var orderby string
-	switch opts.sortby {
+	for i, param := range opts.sortby {
-	case SortTasksByPriorityDesc:
+		// Validate the params
-		orderby = "priority desc"
+		if err := param.validate(); err != nil {
-	case SortTasksByPriorityAsc:
+			return nil, 0, 0, err
-		orderby = "priority asc"
+		}
-	case SortTasksByDueDateDesc:
+		orderby += param.sortBy.String() + " " + param.orderBy.String()
-		orderby = "due_date_unix desc"
+		if (i + 1) < len(opts.sortby) {
-	case SortTasksByDueDateAsc:
+			orderby += ", "
-		orderby = "due_date_unix asc"
+		}
 	}
 
 	taskMap = make(map[int64]*Task)
@@ -232,34 +223,13 @@ func getTasksForLists(lists []*List, opts *taskOptions) (tasks []*Task, resultCo
 	if err != nil {
 		return nil, 0, 0, err
 	}
-	// Because the list is sorted by id which we don't want (since we're dealing with maps)
+	// Because the list is fully unsorted (since we're dealing with maps)
 	// we have to manually sort the tasks again here.
 	sortTasks(tasks, opts.sortby)
 
 	return tasks, resultCount, totalItems, err
 }
 
-func sortTasks(tasks []*Task, by SortBy) {
-	switch by {
-	case SortTasksByPriorityDesc:
-		sort.Slice(tasks, func(i, j int) bool {
-			return tasks[i].Priority > tasks[j].Priority
-		})
-	case SortTasksByPriorityAsc:
-		sort.Slice(tasks, func(i, j int) bool {
-			return tasks[i].Priority < tasks[j].Priority
-		})
-	case SortTasksByDueDateDesc:
-		sort.Slice(tasks, func(i, j int) bool {
-			return tasks[i].DueDateUnix > tasks[j].DueDateUnix
-		})
-	case SortTasksByDueDateAsc:
-		sort.Slice(tasks, func(i, j int) bool {
-			return tasks[i].DueDateUnix < tasks[j].DueDateUnix
-		})
-	}
-}
-
 // GetTasksByListID gets all todotasks for a list
 func GetTasksByListID(listID int64) (tasks []*Task, err error) {
 	// make a map so we can put in a lot of other stuff more easily

pkg/swagger/docs.go

@@ -1,6 +1,6 @@
 // GENERATED BY THE COMMAND ABOVE; DO NOT EDIT
 // This file was generated by swaggo/swag at
-// 2019-12-01 13:20:36.822585642 +0100 CET m=+0.129079038
+// 2019-12-05 22:15:49.761451764 +0100 CET m=+0.171539379
 
 package swagger
 
@@ -407,7 +407,7 @@ var doc = `{
                         "JWTKeyAuth": []
                     }
                 ],
-                "description": "Returns a list by its ID.",
+                "description": "Returns a team by its ID.",
                 "consumes": [
                     "application/json"
                 ],
@@ -415,13 +415,13 @@ var doc = `{
                     "application/json"
                 ],
                 "tags": [
-                    "list"
+                    "team"
                 ],
-                "summary": "Gets one list",
+                "summary": "Gets one team",
                 "parameters": [
                     {
                         "type": "integer",
-                        "description": "List ID",
+                        "description": "Team ID",
                         "name": "id",
                         "in": "path",
                         "required": true
@@ -429,13 +429,13 @@ var doc = `{
                 ],
                 "responses": {
                     "200": {
-                        "description": "The list",
+                        "description": "The team",
                         "schema": {
-                            "$ref": "#/definitions/models.List"
+                            "$ref": "#/definitions/models.Team"
                         }
                     },
                     "403": {
-                        "description": "The user does not have access to the list",
+                        "description": "The user does not have access to the team",
                         "schema": {
                             "$ref": "#/definitions/code.vikunja.io.web.HTTPError"
                         }
@@ -984,7 +984,7 @@ var doc = `{
                 "tags": [
                     "task"
                 ],
-                "summary": "Get tasks on a list",
+                "summary": "Get tasks in a list",
                 "parameters": [
                     {
                         "type": "integer",
@@ -1013,8 +1013,14 @@ var doc = `{
                     },
                     {
                         "type": "string",
-                        "description": "The sorting parameter. Possible values to sort by are priority, prioritydesc, priorityasc, duedate, duedatedesc, duedateasc.",
+                        "description": "The sorting parameter. You can pass this multiple times to get the tasks ordered by multiple different parametes, along with ` + "`" + `order_by` + "`" + `. Possible values to sort by are ` + "`" + `id` + "`" + `, ` + "`" + `text` + "`" + `, ` + "`" + `description` + "`" + `, ` + "`" + `done` + "`" + `, ` + "`" + `done_at_unix` + "`" + `, ` + "`" + `due_date_unix` + "`" + `, ` + "`" + `created_by_id` + "`" + `, ` + "`" + `list_id` + "`" + `, ` + "`" + `repeat_after` + "`" + `, ` + "`" + `priority` + "`" + `, ` + "`" + `start_date_unix` + "`" + `, ` + "`" + `end_date_unix` + "`" + `, ` + "`" + `hex_color` + "`" + `, ` + "`" + `percent_done` + "`" + `, ` + "`" + `uid` + "`" + `, ` + "`" + `created` + "`" + `, ` + "`" + `updated` + "`" + `. Default is ` + "`" + `id` + "`" + `.",
-                        "name": "sort",
+                        "name": "sort_by",
+                        "in": "query"
+                    },
+                    {
+                        "type": "string",
+                        "description": "The ordering parameter. Possible values to order by are ` + "`" + `asc` + "`" + ` or ` + "`" + `desc` + "`" + `. Default is ` + "`" + `asc` + "`" + `.",
+                        "name": "order_by",
                         "in": "query"
                     },
                     {
@@ -4633,13 +4639,6 @@ var doc = `{
                     "type": "object",
                     "$ref": "#/definitions/models.User"
                 },
-                "tasks": {
-                    "description": "An array of tasks which belong to the list.",
-                    "type": "array",
-                    "items": {
-                        "$ref": "#/definitions/models.Task"
-                    }
-                },
                 "title": {
                     "description": "The title of the list. You'll see this in the namespace overview.",
                     "type": "string",

pkg/swagger/swagger.json

@@ -389,7 +389,7 @@
                         "JWTKeyAuth": []
                     }
                 ],
-                "description": "Returns a list by its ID.",
+                "description": "Returns a team by its ID.",
                 "consumes": [
                     "application/json"
                 ],
@@ -397,13 +397,13 @@
                     "application/json"
                 ],
                 "tags": [
-                    "list"
+                    "team"
                 ],
-                "summary": "Gets one list",
+                "summary": "Gets one team",
                 "parameters": [
                     {
                         "type": "integer",
-                        "description": "List ID",
+                        "description": "Team ID",
                         "name": "id",
                         "in": "path",
                         "required": true
@@ -411,13 +411,13 @@
                 ],
                 "responses": {
                     "200": {
-                        "description": "The list",
+                        "description": "The team",
                         "schema": {
-                            "$ref": "#/definitions/models.List"
+                            "$ref": "#/definitions/models.Team"
                         }
                     },
                     "403": {
-                        "description": "The user does not have access to the list",
+                        "description": "The user does not have access to the team",
                         "schema": {
                             "$ref": "#/definitions/code.vikunja.io/web.HTTPError"
                         }
@@ -966,7 +966,7 @@
                 "tags": [
                     "task"
                 ],
-                "summary": "Get tasks on a list",
+                "summary": "Get tasks in a list",
                 "parameters": [
                     {
                         "type": "integer",
@@ -995,8 +995,14 @@
                     },
                     {
                         "type": "string",
-                        "description": "The sorting parameter. Possible values to sort by are priority, prioritydesc, priorityasc, duedate, duedatedesc, duedateasc.",
+                        "description": "The sorting parameter. You can pass this multiple times to get the tasks ordered by multiple different parametes, along with `order_by`. Possible values to sort by are `id`, `text`, `description`, `done`, `done_at_unix`, `due_date_unix`, `created_by_id`, `list_id`, `repeat_after`, `priority`, `start_date_unix`, `end_date_unix`, `hex_color`, `percent_done`, `uid`, `created`, `updated`. Default is `id`.",
-                        "name": "sort",
+                        "name": "sort_by",
+                        "in": "query"
+                    },
+                    {
+                        "type": "string",
+                        "description": "The ordering parameter. Possible values to order by are `asc` or `desc`. Default is `asc`.",
+                        "name": "order_by",
                         "in": "query"
                     },
                     {
@@ -4614,13 +4620,6 @@
                     "type": "object",
                     "$ref": "#/definitions/models.User"
                 },
-                "tasks": {
-                    "description": "An array of tasks which belong to the list.",
-                    "type": "array",
-                    "items": {
-                        "$ref": "#/definitions/models.Task"
-                    }
-                },
                 "title": {
                     "description": "The title of the list. You'll see this in the namespace overview.",
                     "type": "string",

pkg/swagger/swagger.yaml

@@ -236,11 +236,6 @@ definitions:
         $ref: '#/definitions/models.User'
         description: The user who created this list.
         type: object
-      tasks:
-        description: An array of tasks which belong to the list.
-        items:
-          $ref: '#/definitions/models.Task'
-        type: array
       title:
         description: The title of the list. You'll see this in the namespace overview.
         maxLength: 250
@@ -1138,9 +1133,9 @@ paths:
     get:
       consumes:
       - application/json
-      description: Returns a list by its ID.
+      description: Returns a team by its ID.
       parameters:
-      - description: List ID
+      - description: Team ID
         in: path
         name: id
         required: true
@@ -1149,11 +1144,11 @@ paths:
       - application/json
       responses:
         "200":
-          description: The list
+          description: The team
           schema:
-            $ref: '#/definitions/models.List'
+            $ref: '#/definitions/models.Team'
         "403":
-          description: The user does not have access to the list
+          description: The user does not have access to the team
           schema:
             $ref: '#/definitions/code.vikunja.io/web.HTTPError'
         "500":
@@ -1162,9 +1157,9 @@ paths:
             $ref: '#/definitions/models.Message'
       security:
       - JWTKeyAuth: []
-      summary: Gets one list
+      summary: Gets one team
       tags:
-      - list
+      - team
     post:
       consumes:
       - application/json
@@ -1667,10 +1662,19 @@ paths:
         in: query
         name: s
         type: string
-      - description: The sorting parameter. Possible values to sort by are priority,
+      - description: The sorting parameter. You can pass this multiple times to get
-          prioritydesc, priorityasc, duedate, duedatedesc, duedateasc.
+          the tasks ordered by multiple different parametes, along with `order_by`.
+          Possible values to sort by are `id`, `text`, `description`, `done`, `done_at_unix`,
+          `due_date_unix`, `created_by_id`, `list_id`, `repeat_after`, `priority`,
+          `start_date_unix`, `end_date_unix`, `hex_color`, `percent_done`, `uid`,
+          `created`, `updated`. Default is `id`.
         in: query
-        name: sort
+        name: sort_by
+        type: string
+      - description: The ordering parameter. Possible values to order by are `asc`
+          or `desc`. Default is `asc`.
+        in: query
+        name: order_by
         type: string
       - description: The start date parameter to filter by. Expects a unix timestamp.
           If no end date, but a start date is specified, the end date is set to the
@@ -1699,7 +1703,7 @@ paths:
             $ref: '#/definitions/models.Message'
       security:
       - JWTKeyAuth: []
-      summary: Get tasks on a list
+      summary: Get tasks in a list
       tags:
       - task
   /lists/{listID}/teams/{teamID}:

vendor/github.com/mohae/deepcopy/.gitignore

@@ -0,0 +1,26 @@
+# Compiled Object files, Static and Dynamic libs (Shared Objects)
+*.o
+*.a
+*.so
+
+# Folders
+_obj
+_test
+
+# Architecture specific extensions/prefixes
+*.[568vq]
+[568vq].out
+
+*.cgo1.go
+*.cgo2.c
+_cgo_defun.c
+_cgo_gotypes.go
+_cgo_export.*
+
+_testmain.go
+
+*.exe
+*.test
+*~
+*.out
+*.log

vendor/github.com/mohae/deepcopy/.travis.yml

@@ -0,0 +1,11 @@
+language: go
+
+go:
+  - tip
+
+matrix:
+  allow_failures:
+    - go: tip
+
+script:
+  - go test ./...

vendor/github.com/mohae/deepcopy/LICENSE

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2014 Joel
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

vendor/github.com/mohae/deepcopy/README.md

@@ -0,0 +1,8 @@
+deepCopy
+========
+[![GoDoc](https://godoc.org/github.com/mohae/deepcopy?status.svg)](https://godoc.org/github.com/mohae/deepcopy)[![Build Status](https://travis-ci.org/mohae/deepcopy.png)](https://travis-ci.org/mohae/deepcopy)
+
+DeepCopy makes deep copies of things: unexported field values are not copied.
+
+## Usage
+    cpy := deepcopy.Copy(orig)

vendor/github.com/mohae/deepcopy/deepcopy.go

@@ -0,0 +1,125 @@
+// deepcopy makes deep copies of things. A standard copy will copy the
+// pointers: deep copy copies the values pointed to.  Unexported field
+// values are not copied.
+//
+// Copyright (c)2014-2016, Joel Scoble (github.com/mohae), all rights reserved.
+// License: MIT, for more details check the included LICENSE file.
+package deepcopy
+
+import (
+	"reflect"
+	"time"
+)
+
+// Interface for delegating copy process to type
+type Interface interface {
+	DeepCopy() interface{}
+}
+
+// Iface is an alias to Copy; this exists for backwards compatibility reasons.
+func Iface(iface interface{}) interface{} {
+	return Copy(iface)
+}
+
+// Copy creates a deep copy of whatever is passed to it and returns the copy
+// in an interface{}.  The returned value will need to be asserted to the
+// correct type.
+func Copy(src interface{}) interface{} {
+	if src == nil {
+		return nil
+	}
+
+	// Make the interface a reflect.Value
+	original := reflect.ValueOf(src)
+
+	// Make a copy of the same type as the original.
+	cpy := reflect.New(original.Type()).Elem()
+
+	// Recursively copy the original.
+	copyRecursive(original, cpy)
+
+	// Return the copy as an interface.
+	return cpy.Interface()
+}
+
+// copyRecursive does the actual copying of the interface. It currently has
+// limited support for what it can handle. Add as needed.
+func copyRecursive(original, cpy reflect.Value) {
+	// check for implement deepcopy.Interface
+	if original.CanInterface() {
+		if copier, ok := original.Interface().(Interface); ok {
+			cpy.Set(reflect.ValueOf(copier.DeepCopy()))
+			return
+		}
+	}
+
+	// handle according to original's Kind
+	switch original.Kind() {
+	case reflect.Ptr:
+		// Get the actual value being pointed to.
+		originalValue := original.Elem()
+
+		// if  it isn't valid, return.
+		if !originalValue.IsValid() {
+			return
+		}
+		cpy.Set(reflect.New(originalValue.Type()))
+		copyRecursive(originalValue, cpy.Elem())
+
+	case reflect.Interface:
+		// If this is a nil, don't do anything
+		if original.IsNil() {
+			return
+		}
+		// Get the value for the interface, not the pointer.
+		originalValue := original.Elem()
+
+		// Get the value by calling Elem().
+		copyValue := reflect.New(originalValue.Type()).Elem()
+		copyRecursive(originalValue, copyValue)
+		cpy.Set(copyValue)
+
+	case reflect.Struct:
+		t, ok := original.Interface().(time.Time)
+		if ok {
+			cpy.Set(reflect.ValueOf(t))
+			return
+		}
+		// Go through each field of the struct and copy it.
+		for i := 0; i < original.NumField(); i++ {
+			// The Type's StructField for a given field is checked to see if StructField.PkgPath
+			// is set to determine if the field is exported or not because CanSet() returns false
+			// for settable fields.  I'm not sure why.  -mohae
+			if original.Type().Field(i).PkgPath != "" {
+				continue
+			}
+			copyRecursive(original.Field(i), cpy.Field(i))
+		}
+
+	case reflect.Slice:
+		if original.IsNil() {
+			return
+		}
+		// Make a new slice and copy each element.
+		cpy.Set(reflect.MakeSlice(original.Type(), original.Len(), original.Cap()))
+		for i := 0; i < original.Len(); i++ {
+			copyRecursive(original.Index(i), cpy.Index(i))
+		}
+
+	case reflect.Map:
+		if original.IsNil() {
+			return
+		}
+		cpy.Set(reflect.MakeMap(original.Type()))
+		for _, key := range original.MapKeys() {
+			originalValue := original.MapIndex(key)
+			copyValue := reflect.New(originalValue.Type()).Elem()
+			copyRecursive(originalValue, copyValue)
+			copyKey := Copy(key.Interface())
+			cpy.SetMapIndex(reflect.ValueOf(copyKey), copyValue)
+		}
+
+	default:
+		cpy.Set(original)
+	}
+}

vendor/github.com/prometheus/procfs/go.mod

@@ -1,3 +1 @@
 module github.com/prometheus/procfs
-
-go 1.12

vendor/modules.txt

@@ -114,6 +114,8 @@ github.com/mattn/go-sqlite3
 github.com/matttproud/golang_protobuf_extensions/pbutil
 # github.com/mitchellh/mapstructure v1.1.2
 github.com/mitchellh/mapstructure
+# github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826
+github.com/mohae/deepcopy
 # github.com/olekukonko/tablewriter v0.0.1
 github.com/olekukonko/tablewriter
 # github.com/op/go-logging v0.0.0-20160315200505-970db520ece7