vikunja-api/pkg/models/task_comments.go
2020-06-28 16:25:46 +02:00

217 lines
7.1 KiB
Go

// Copyright 2020 Vikunja and contriubtors. All rights reserved.
//
// This file is part of Vikunja.
//
// Vikunja 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.
//
// Vikunja 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 Vikunja. If not, see <https://www.gnu.org/licenses/>.
package models
import (
"code.vikunja.io/api/pkg/user"
"code.vikunja.io/web"
"time"
)
// TaskComment represents a task comment
type TaskComment struct {
ID int64 `xorm:"autoincr pk unique not null" json:"id" param:"commentid"`
Comment string `xorm:"text not null" json:"comment"`
AuthorID int64 `xorm:"not null" json:"-"`
Author *user.User `xorm:"-" json:"author"`
TaskID int64 `xorm:"not null" json:"-" param:"task"`
Created time.Time `xorm:"created" json:"created"`
Updated time.Time `xorm:"updated" json:"updated"`
web.CRUDable `xorm:"-" json:"-"`
web.Rights `xorm:"-" json:"-"`
}
// TableName holds the table name for the task comments table
func (tc *TaskComment) TableName() string {
return "task_comments"
}
// Create creates a new task comment
// @Summary Create a new task comment
// @Description Create a new task comment. The user doing this need to have at least write access to the task this comment should belong to.
// @tags task
// @Accept json
// @Produce json
// @Security JWTKeyAuth
// @Param relation body models.TaskComment true "The task comment object"
// @Param taskID path int true "Task ID"
// @Success 200 {object} models.TaskComment "The created task comment object."
// @Failure 400 {object} web.HTTPError "Invalid task comment object provided."
// @Failure 500 {object} models.Message "Internal error"
// @Router /tasks/{taskID}/comments [put]
func (tc *TaskComment) Create(a web.Auth) (err error) {
// Check if the task exists
_, err = GetTaskSimple(&Task{ID: tc.TaskID})
if err != nil {
return err
}
tc.AuthorID = a.GetID()
_, err = x.Insert(tc)
if err != nil {
return
}
tc.Author, err = user.GetUserByID(a.GetID())
return
}
// Delete removes a task comment
// @Summary Remove a task comment
// @Description Remove a task comment. The user doing this need to have at least write access to the task this comment belongs to.
// @tags task
// @Accept json
// @Produce json
// @Security JWTKeyAuth
// @Param taskID path int true "Task ID"
// @Param commentID path int true "Comment ID"
// @Success 200 {object} models.Message "The task comment was successfully deleted."
// @Failure 400 {object} web.HTTPError "Invalid task comment object provided."
// @Failure 404 {object} web.HTTPError "The task comment was not found."
// @Failure 500 {object} models.Message "Internal error"
// @Router /tasks/{taskID}/comments/{commentID} [delete]
func (tc *TaskComment) Delete() error {
deleted, err := x.ID(tc.ID).NoAutoCondition().Delete(tc)
if deleted == 0 {
return ErrTaskCommentDoesNotExist{ID: tc.ID}
}
return err
}
// Update updates a task text by its ID
// @Summary Update an existing task comment
// @Description Update an existing task comment. The user doing this need to have at least write access to the task this comment belongs to.
// @tags task
// @Accept json
// @Produce json
// @Security JWTKeyAuth
// @Param taskID path int true "Task ID"
// @Param commentID path int true "Comment ID"
// @Success 200 {object} models.TaskComment "The updated task comment object."
// @Failure 400 {object} web.HTTPError "Invalid task comment object provided."
// @Failure 404 {object} web.HTTPError "The task comment was not found."
// @Failure 500 {object} models.Message "Internal error"
// @Router /tasks/{taskID}/comments/{commentID} [post]
func (tc *TaskComment) Update() error {
updated, err := x.ID(tc.ID).Cols("comment").Update(tc)
if updated == 0 {
return ErrTaskCommentDoesNotExist{ID: tc.ID}
}
return err
}
// ReadOne handles getting a single comment
// @Summary Remove a task comment
// @Description Remove a task comment. The user doing this need to have at least read access to the task this comment belongs to.
// @tags task
// @Accept json
// @Produce json
// @Security JWTKeyAuth
// @Param taskID path int true "Task ID"
// @Param commentID path int true "Comment ID"
// @Success 200 {object} models.TaskComment "The task comment object."
// @Failure 400 {object} web.HTTPError "Invalid task comment object provided."
// @Failure 404 {object} web.HTTPError "The task comment was not found."
// @Failure 500 {object} models.Message "Internal error"
// @Router /tasks/{taskID}/comments/{commentID} [get]
func (tc *TaskComment) ReadOne() (err error) {
exists, err := x.Get(tc)
if err != nil {
return
}
if !exists {
return ErrTaskCommentDoesNotExist{
ID: tc.ID,
TaskID: tc.TaskID,
}
}
// Get the author
author := &user.User{}
_, err = x.
Where("id = ?", tc.AuthorID).
Get(author)
tc.Author = author
return
}
// ReadAll returns all comments for a task
// @Summary Get all task comments
// @Description Get all task comments. The user doing this need to have at least read access to the task.
// @tags task
// @Accept json
// @Produce json
// @Security JWTKeyAuth
// @Param taskID path int true "Task ID"
// @Success 200 {array} models.TaskComment "The array with all task comments"
// @Failure 500 {object} models.Message "Internal error"
// @Router /tasks/{taskID}/comments [get]
func (tc *TaskComment) ReadAll(auth web.Auth, search string, page int, perPage int) (result interface{}, resultCount int, numberOfTotalItems int64, err error) {
// Check if the user has access to the task
canRead, err := tc.CanRead(auth)
if err != nil {
return nil, 0, 0, err
}
if !canRead {
return nil, 0, 0, ErrGenericForbidden{}
}
// Because we can't extend the type in general, we need to do this here.
// Not a good solution, but saves performance.
type TaskCommentWithAuthor struct {
TaskComment
AuthorFromDB *user.User `xorm:"extends" json:"-"`
}
limit, start := getLimitFromPageIndex(page, perPage)
comments := []*TaskComment{}
query := x.
Where("task_id = ? AND comment like ?", tc.TaskID, "%"+search+"%").
Join("LEFT", "users", "users.id = task_comments.author_id")
if limit > 0 {
query = query.Limit(limit, start)
}
err = query.Find(&comments)
if err != nil {
return
}
// Get all authors
authors := make(map[int64]*user.User)
err = x.
Select("users.*").
Table("task_comments").
Where("task_id = ? AND comment like ?", tc.TaskID, "%"+search+"%").
Join("INNER", "users", "users.id = task_comments.author_id").
Find(&authors)
if err != nil {
return
}
for _, comment := range comments {
comment.Author = authors[comment.AuthorID]
}
numberOfTotalItems, err = x.
Where("task_id = ? AND comment like ?", tc.TaskID, "%"+search+"%").
Count(&TaskCommentWithAuthor{})
return comments, len(comments), numberOfTotalItems, err
}