Implemented CRUD Helper, every struct needs its own methods

This commit is contained in:
kolaente 2018-07-08 22:50:01 +02:00
parent 0c5ed914e0
commit d5eb2f08e3
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GPG key ID: F40E70337AB24C9B
7 changed files with 116 additions and 68 deletions

9
models/crudable.go Normal file
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@ -0,0 +1,9 @@
package models
type CRUDable interface {
Create()
ReadOne(int64) error
ReadAll(*User) (interface{}, error)
Update()
Delete()
}

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@ -1,6 +1,7 @@
package models
import (
"fmt"
"github.com/labstack/echo"
"strconv"
)
@ -26,4 +27,10 @@ func GetByID(id int64, result interface{}) (err error) {
}
return
}
}
func GetAllByUser(user *User, result interface{}) (err error) {
fmt.Println(result)
err = x.Where("owner_id = ", user.ID).Find(result)
return
}

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@ -13,6 +13,8 @@ type List struct {
Created int64 `xorm:"created" json:"created"`
Updated int64 `xorm:"updated" json:"updated"`
CRUDable `xorm:"-" json:"-"`
}
func (l *List) AfterLoad() {
@ -35,12 +37,6 @@ func GetListByID(id int64) (list List, err error) {
return list, ErrListDoesNotExist{ID: id}
}
/*items, err := GetItemsByListID(list.ID)
if err != nil {
return
}
list.Items = items*/
return list, nil
}
@ -67,3 +63,35 @@ func GetListsByNamespaceID(nID int64) (lists []*List, err error) {
err = x.Where("namespace_id = ?", nID).Find(&lists)
return lists, err
}
func (list *List) ReadAll(user *User) (interface{}, error) {
lists := Lists{}
err := lists.ReadAll(user)
return lists, err
}
type Lists []List
func (lists *Lists) ReadAll(user *User) (err error) {
fullUser, _, err := GetUserByID(user.ID)
if err != nil {
return
}
err = x.Select("list.*").
Join("LEFT", "team_list", "list.id = team_list.list_id").
Join("LEFT", "team_members", "team_members.team_id = team_list.team_id").
Where("team_members.user_id = ?", fullUser.ID).
Or("list.owner_id = ?", fullUser.ID).
Find(lists)
if err != nil {
return
}
return
}
func (l *List) ReadOne(id int64) (err error) {
*l, err = GetListByID(id)
return
}

5
models/rights.go Normal file
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@ -0,0 +1,5 @@
package models
type Rights interface {
IsAdmin(*User) bool
}

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@ -0,0 +1,56 @@
package CRUD
import (
"fmt"
"git.kolaente.de/konrad/list/models"
"github.com/labstack/echo"
"net/http"
"strconv"
)
// This does web stuff, aka returns json etc. Uses CRUDable Methods to get the data
type CRUDWebHandler struct {
CObject interface{ models.CRUDable }
}
// This does json, handles the request
func (c *CRUDWebHandler) ReadOneWeb(ctx echo.Context) error {
// Get the ID
id, err := strconv.ParseInt(ctx.Param("id"), 10, 64)
if err != nil {
return ctx.JSON(http.StatusBadRequest, models.Message{"Invalid ID."})
}
// TODO check rights
// Get our object
err = c.CObject.ReadOne(id)
if err != nil {
if models.IsErrListDoesNotExist(err) {
return ctx.JSON(http.StatusNotFound, models.Message{"Not found."})
}
return ctx.JSON(http.StatusInternalServerError, models.Message{"An error occured."})
}
return ctx.JSON(http.StatusOK, c.CObject)
}
//
func (c *CRUDWebHandler) ReadAllWeb(ctx echo.Context) error {
currentUser, err := models.GetCurrentUser(ctx)
if err != nil {
return ctx.JSON(http.StatusInternalServerError, models.Message{"Could not determine the current user."})
}
//c.CObject.IsAdmin()
lists, err := c.CObject.ReadAll(&currentUser)
if err != nil {
fmt.Println(err)
return ctx.JSON(http.StatusInternalServerError, models.Message{"Could not get."})
}
return ctx.JSON(http.StatusOK, lists)
}

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@ -1,56 +0,0 @@
package v1
import (
"git.kolaente.de/konrad/list/models"
"github.com/labstack/echo"
"net/http"
"strconv"
)
// Basic Method definitions
type CRUD interface {
Create()
Read(int64) (error)
Update()
Delete()
}
// We use this to acces the default methods
type DefaultCRUD struct {
CRUD
Target interface{}
}
// This method gets our data, which will be called by ReadWeb()
func (d *DefaultCRUD) Read(id int64) (err error) {
return models.GetByID(id, d.Target)
}
// This does web stuff, aka returns json etc. Uses DefaultCRUD Methods to get the data
type CRUDWebHandler struct {
CObject *DefaultCRUD
}
// This does json, handles the request
func (c *CRUDWebHandler) ReadOneWeb(ctx echo.Context) error {
// Get the ID
id, err := strconv.ParseInt(ctx.Param("id"), 10, 64)
if err != nil {
return ctx.JSON(http.StatusBadRequest, models.Message{"Invalid ID."})
}
// TODO check rights
// Get our object
err = c.CObject.Read(id)
if err != nil {
if models.IsErrListDoesNotExist(err) {
return ctx.JSON(http.StatusNotFound, models.Message{"Not found."})
}
return ctx.JSON(http.StatusInternalServerError, models.Message{"An error occured."})
}
return ctx.JSON(http.StatusOK, c.CObject.Target)
}

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@ -30,6 +30,7 @@ import (
"github.com/labstack/echo/middleware"
"git.kolaente.de/konrad/list/models"
CRUD "git.kolaente.de/konrad/list/routes/CRUD"
apiv1 "git.kolaente.de/konrad/list/routes/api/v1"
_ "git.kolaente.de/konrad/list/routes/api/v1/swagger" // for docs generation
)
@ -83,12 +84,10 @@ func RegisterRoutes(e *echo.Echo) {
a.Use(middleware.JWT(models.Config.JWTLoginSecret))
a.POST("/tokenTest", apiv1.CheckToken)
a.GET("/lists", apiv1.GetListsByUser)
listHandler := &apiv1.CRUDWebHandler{
CObject: &apiv1.DefaultCRUD{
Target: &models.List{},
},
listHandler := &CRUD.CRUDWebHandler{
CObject: &models.List{},
}
a.GET("/lists", listHandler.ReadAllWeb)
a.GET("/lists/:id", listHandler.ReadOneWeb)
a.POST("/lists/:id", apiv1.UpdateList)
a.PUT("/lists/:id", apiv1.AddListItem)