X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=client%2Fsrc%2Fapp%2Fvideos%2F%2Bvideo-watch%2Fcomment%2Fvideo-comments.component.ts;h=711a01ba0acfa70979cfedecca765bd86df98237;hb=244e76a552ef05a5067134b1065d26dd89246d8c;hp=32e0f2fbd80cbdda28656983b16b23e799eb9fc0;hpb=4635f59d7c3fea4b97029f10886c62fdf38b2084;p=github%2FChocobozzz%2FPeerTube.git

diff --git a/client/src/app/videos/+video-watch/comment/video-comments.component.ts b/client/src/app/videos/+video-watch/comment/video-comments.component.ts
index 32e0f2fbd..711a01ba0 100644
--- a/client/src/app/videos/+video-watch/comment/video-comments.component.ts
+++ b/client/src/app/videos/+video-watch/comment/video-comments.component.ts
@@ -1,11 +1,14 @@
-import { Component, Input, OnInit } from '@angular/core'
+import { Component, Input, OnChanges, OnDestroy, OnInit, SimpleChanges } from '@angular/core'
+import { ActivatedRoute } from '@angular/router'
+import { ConfirmService } from '@app/core'
 import { NotificationsService } from 'angular2-notifications'
+import { Subscription } from 'rxjs/Subscription'
 import { VideoCommentThreadTree } from '../../../../../../shared/models/videos/video-comment.model'
 import { AuthService } from '../../../core/auth'
 import { ComponentPagination } from '../../../shared/rest/component-pagination.model'
 import { User } from '../../../shared/users'
 import { SortField } from '../../../shared/video/sort-field.type'
-import { Video } from '../../../shared/video/video.model'
+import { VideoDetails } from '../../../shared/video/video-details.model'
 import { VideoComment } from './video-comment.model'
 import { VideoCommentService } from './video-comment.service'
 
@@ -14,47 +17,76 @@ import { VideoCommentService } from './video-comment.service'
   templateUrl: './video-comments.component.html',
   styleUrls: ['./video-comments.component.scss']
 })
-export class VideoCommentsComponent implements OnInit {
-  @Input() video: Video
+export class VideoCommentsComponent implements OnInit, OnChanges, OnDestroy {
+  @Input() video: VideoDetails
   @Input() user: User
 
   comments: VideoComment[] = []
+  highlightedThread: VideoComment
   sort: SortField = '-createdAt'
   componentPagination: ComponentPagination = {
     currentPage: 1,
-    itemsPerPage: 25,
+    itemsPerPage: 10,
     totalItems: null
   }
   inReplyToCommentId: number
   threadComments: { [ id: number ]: VideoCommentThreadTree } = {}
   threadLoading: { [ id: number ]: boolean } = {}
 
+  private sub: Subscription
+
   constructor (
     private authService: AuthService,
     private notificationsService: NotificationsService,
-    private videoCommentService: VideoCommentService
+    private confirmService: ConfirmService,
+    private videoCommentService: VideoCommentService,
+    private activatedRoute: ActivatedRoute
   ) {}
 
   ngOnInit () {
-    this.videoCommentService.getVideoCommentThreads(this.video.id, this.componentPagination, this.sort)
+    // Find highlighted comment in params
+    this.sub = this.activatedRoute.params.subscribe(
+      params => {
+        if (params['threadId']) {
+          const highlightedThreadId = +params['threadId']
+          this.processHighlightedThread(highlightedThreadId)
+        }
+      }
+    )
+  }
+
+  ngOnChanges (changes: SimpleChanges) {
+    if (changes['video']) {
+      this.resetVideo()
+    }
+  }
+
+  ngOnDestroy () {
+    if (this.sub) this.sub.unsubscribe()
+  }
+
+  viewReplies (commentId: number, highlightThread = false) {
+    this.threadLoading[commentId] = true
+
+    this.videoCommentService.getVideoThreadComments(this.video.id, commentId)
       .subscribe(
         res => {
-          this.comments = res.comments
-          this.componentPagination.totalItems = res.totalComments
+          this.threadComments[commentId] = res
+          this.threadLoading[commentId] = false
+
+          if (highlightThread) this.highlightedThread = new VideoComment(res.comment)
         },
 
         err => this.notificationsService.error('Error', err.message)
       )
   }
 
-  viewReplies (comment: VideoComment) {
-    this.threadLoading[comment.id] = true
-
-    this.videoCommentService.getVideoThreadComments(this.video.id, comment.id)
+  loadMoreComments () {
+    this.videoCommentService.getVideoCommentThreads(this.video.id, this.componentPagination, this.sort)
       .subscribe(
         res => {
-          this.threadComments[comment.id] = res
-          this.threadLoading[comment.id] = false
+          this.comments = this.comments.concat(res.comments)
+          this.componentPagination.totalItems = res.totalComments
         },
 
         err => this.notificationsService.error('Error', err.message)
@@ -73,7 +105,94 @@ export class VideoCommentsComponent implements OnInit {
     this.inReplyToCommentId = undefined
   }
 
+  onThreadCreated (commentTree: VideoCommentThreadTree) {
+    this.viewReplies(commentTree.comment.id)
+  }
+
+  async onWantedToDelete (commentToDelete: VideoComment) {
+    let message = 'Do you really want to delete this comment?'
+    if (commentToDelete.totalReplies !== 0) message += `${commentToDelete.totalReplies} would be deleted too.`
+
+    const res = await this.confirmService.confirm(message, 'Delete')
+    if (res === false) return
+
+    this.videoCommentService.deleteVideoComment(commentToDelete.videoId, commentToDelete.id)
+      .subscribe(
+        () => {
+          // Delete the comment in the tree
+          if (commentToDelete.inReplyToCommentId) {
+            const thread = this.threadComments[commentToDelete.threadId]
+            if (!thread) {
+              console.error(`Cannot find thread ${commentToDelete.threadId} of the comment to delete ${commentToDelete.id}`)
+              return
+            }
+
+            this.deleteLocalCommentThread(thread, commentToDelete)
+            return
+          }
+
+          // Delete the thread
+          this.comments = this.comments.filter(c => c.id !== commentToDelete.id)
+          this.componentPagination.totalItems--
+        },
+
+        err => this.notificationsService.error('Error', err.message)
+      )
+  }
+
   isUserLoggedIn () {
     return this.authService.isLoggedIn()
   }
+
+  onNearOfBottom () {
+    this.componentPagination.currentPage++
+
+    if (this.hasMoreComments()) {
+      this.loadMoreComments()
+    }
+  }
+
+  private hasMoreComments () {
+    // No results
+    if (this.componentPagination.totalItems === 0) return false
+
+    // Not loaded yet
+    if (!this.componentPagination.totalItems) return true
+
+    const maxPage = this.componentPagination.totalItems / this.componentPagination.itemsPerPage
+    return maxPage > this.componentPagination.currentPage
+  }
+
+  private deleteLocalCommentThread (parentComment: VideoCommentThreadTree, commentToDelete: VideoComment) {
+    for (const commentChild of parentComment.children) {
+      if (commentChild.comment.id === commentToDelete.id) {
+        parentComment.children = parentComment.children.filter(c => c.comment.id !== commentToDelete.id)
+        return
+      }
+
+      this.deleteLocalCommentThread(commentChild, commentToDelete)
+    }
+  }
+
+  private resetVideo () {
+    if (this.video.commentsEnabled === true) {
+      // Reset all our fields
+      this.highlightedThread = null
+      this.comments = []
+      this.threadComments = {}
+      this.threadLoading = {}
+      this.inReplyToCommentId = undefined
+      this.componentPagination.currentPage = 1
+      this.componentPagination.totalItems = null
+
+      this.loadMoreComments()
+    }
+  }
+
+  private processHighlightedThread (highlightedThreadId: number) {
+    this.highlightedThread = this.comments.find(c => c.id === highlightedThreadId)
+
+    const highlightThread = true
+    this.viewReplies(highlightedThreadId, highlightThread)
+  }
 }