Refactor comment UI code

And run prettier

src-ui/src/app/components/document-comments/document-comments.component.html

@@ -0,0 +1,25 @@
+<div *ngIf="comments">
+    <form [formGroup]='commentForm'>
+        <div class="form-group">
+            <textarea class="form-control" rows="5" formControlName='newcomment'></textarea>
+        </div>
+        <button type="button" class="btn btn-primary" [disabled]="networkActive" (click)="addComment()" i18n>Add comment</button>
+    </form>
+    <hr>
+    <div *ngFor="let comment of comments; trackBy: commentId" class="card border-bg-primary bg-primary mb-3 comment-card" [attr.comment-id]="comment.id">
+        <div class="d-flex card-header comment-card-header text-white justify-content-between">
+            <span>{{comment?.user?.firstname}} {{comment?.user?.lastname}} ({{comment?.user?.username}}) - {{ comment?.created | customDate}}</span>
+            <span>
+                <a class="text-white" (click)="deleteComment(comment.id)">
+                    <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-trash" viewBox="0 0 16 16">
+                        <path d="M5.5 5.5A.5.5 0 0 1 6 6v6a.5.5 0 0 1-1 0V6a.5.5 0 0 1 .5-.5zm2.5 0a.5.5 0 0 1 .5.5v6a.5.5 0 0 1-1 0V6a.5.5 0 0 1 .5-.5zm3 .5a.5.5 0 0 0-1 0v6a.5.5 0 0 0 1 0V6z"/>
+                        <path fill-rule="evenodd" d="M14.5 3a1 1 0 0 1-1 1H13v9a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V4h-.5a1 1 0 0 1-1-1V2a1 1 0 0 1 1-1H6a1 1 0 0 1 1-1h2a1 1 0 0 1 1 1h3.5a1 1 0 0 1 1 1v1zM4.118 4L4 4.059V13a1 1 0 0 0 1 1h6a1 1 0 0 0 1-1V4.059L11.882 4H4.118zM2.5 3V2h11v1h-11z"/>
+                    </svg>
+                </a>
+            </span>
+        </div>
+        <div class="card-body bg-white text-dark comment-card-body card-text">
+            {{comment.comment}}
+        </div>
+    </div>
+</div>

src-ui/src/app/components/document-comments/document-comments.component.scss

@@ -0,0 +1,22 @@
+.comment-card-body {
+    padding-top: .8rem !important;
+    padding-bottom: .8rem !important;
+    max-height: 10rem;
+    overflow: scroll;
+    white-space: pre-wrap;
+}
+
+.comment-card-header a {
+    border: none;
+    background: none;
+    padding: 5px;
+    border-radius: 50%;
+}
+
+.comment-card-header a:hover {
+    background: #FFF;
+}
+
+.comment-card-header a:hover svg {
+    fill: var(--primary);
+}

src-ui/src/app/components/document-comments/document-comments.component.ts

@@ -0,0 +1,73 @@
+import { Component, Input, OnInit } from '@angular/core'
+import { DocumentCommentsService } from 'src/app/services/rest/document-comments.service'
+import { PaperlessDocumentComment } from 'src/app/data/paperless-document-comment'
+import { FormControl, FormGroup } from '@angular/forms'
+import { first } from 'rxjs/operators'
+import { ToastService } from 'src/app/services/toast.service'
+
+@Component({
+  selector: 'app-document-comments',
+  templateUrl: './document-comments.component.html',
+  styleUrls: ['./document-comments.component.scss'],
+})
+export class DocumentCommentsComponent implements OnInit {
+  commentForm: FormGroup = new FormGroup({
+    newcomment: new FormControl(''),
+  })
+
+  networkActive = false
+  comments: PaperlessDocumentComment[] = []
+
+  @Input()
+  documentId: number
+
+  constructor(
+    private commentsService: DocumentCommentsService,
+    private toastService: ToastService
+  ) {}
+
+  ngOnInit(): void {
+    this.commentsService
+      .getComments(this.documentId)
+      .pipe(first())
+      .subscribe((comments) => (this.comments = comments))
+  }
+
+  commentId(index, comment: PaperlessDocumentComment) {
+    return comment.id
+  }
+
+  addComment() {
+    this.networkActive = true
+    this.commentsService
+      .addComment(this.documentId, this.commentForm.get('newcomment').value)
+      .subscribe({
+        next: (result) => {
+          this.comments = result
+          this.commentForm.get('newcomment').reset()
+          this.networkActive = false
+        },
+        error: (e) => {
+          this.networkActive = false
+          this.toastService.showError(
+            $localize`Error saving comment: ${e.toString()}`
+          )
+        },
+      })
+  }
+
+  deleteComment(commentId: number) {
+    this.commentsService.deleteComment(this.documentId, commentId).subscribe({
+      next: (result) => {
+        this.comments = result
+        this.networkActive = false
+      },
+      error: (e) => {
+        this.networkActive = false
+        this.toastService.showError(
+          $localize`Error deleting comment: ${e.toString()}`
+        )
+      },
+    })
+  }
+}