increase max length of bookmarks to 5000 chars

Author: 4drianMatei

backend/src/routes/users/bookmarks/personal-bookmarks.service.js

@@ -196,12 +196,12 @@ let increaseOwnerVisitCount = async (userId, bookmarkId) => {
 * DELETE bookmark for user
 */
 let deleteBookmarkById = async (userId, bookmarkId) => {
-  const bookmark = await Bookmark.findOneAndRemove({
+  const response = await Bookmark.deleteOne({
     _id: bookmarkId,
     userId: userId
   });
 
-  if ( !bookmark ) {
+  if ( response.deletedCount !== 1 ) {
     throw new NotFoundError('Bookmark NOT_FOUND with id: ' + bookmarkId);
   } else {
     await User.update(

frontend/src/app/my-bookmarks/save-bookmark-form/save-bookmark-form.component.html

@@ -142,14 +142,14 @@
                 placeholder="Writing descriptions with keywords can help find your bookmarks more easily through search. You can give an overview of the bookmark and place keywords in the beginning of the description."
                 style="height: 250px">
       </textarea>
-      <div class="description-chars-counter">{{description.value ? description.value.length : 0}} / 3000</div>
+      <div class="description-chars-counter">{{description.value ? description.value.length : 0}} / 5000</div>
       <div class="clear"></div>
       <div *ngIf="description.invalid && (description.dirty || description.touched)" class="alert alert-danger">
         <div *ngIf="description.errors.tooManyLines">
           Your description has {{description.errors.tooManyLines.value}} lines. Maximum 300 lines are allowed.
         </div>
         <div *ngIf="description.errors.tooManyCharacters">
-          Your description has {{description.errors.tooManyCharacters.value}} characters. Maximum 3000 characters are
+          Your description has {{description.errors.tooManyCharacters.value}} characters. Maximum 5000 characters are
           allowed.
         </div>
       </div>

frontend/src/app/my-bookmarks/save-bookmark-form/save-bookmark-form.component.ts

@@ -171,7 +171,7 @@ export class SaveBookmarkFormComponent implements OnInit {
       tags: this.formBuilder.array([], [tagsValidator, Validators.required]),
       publishedOn: null,
       sourceCodeURL: '',
-      description: [this.desc ? this.desc : '', textSizeValidator(3000, 300)],
+      description: [this.desc ? this.desc : '', textSizeValidator(5000, 500)],
       public: false,
       readLater: false,
       pinned: false,