Fix bug where resetPostList() got called befor viewInit()

src/app/components/feed/feed.component.html

@@ -25,7 +25,7 @@
           <textarea matInput #content type="text" (input)="onTextInputChange()" [(ngModel)]="textInputValue" [disabled]="posting"
             mat-autosize="true" matAutosizeMaxRows="3" placeholder="post something"></textarea>
         </mat-form-field>
-        <input style="display: none" id="input-file" type="file" accept="video/*,image/*" (change)="onFileInputChange($event)" #name>
+        <input style="display: none" id="fileInput" type="file" accept="video/*,image/*" (change)="onFileInputChange($event)" #fileInput>
         <div class="input">
         <div class="left">
           <p id="check">
@@ -34,7 +34,7 @@
           </p>
         </div>
         <div class="right">
-          <button mat-button mat-icon-button (click)="name.click()"
+          <button mat-button mat-icon-button (click)="fileInput.click()"
             matTooltip="upload a picture or video (up to 10MB)"
             matTooltipShowDelay="200"
             [disabled]="posting">

src/app/components/feed/feed.component.ts

@@ -1,4 +1,4 @@
-import {Component, OnInit, ViewChild} from '@angular/core';
+import {Component, OnInit, ViewChild, ElementRef} from '@angular/core';
 import {Post} from 'src/app/models/post';
 import {FeedService, Sort} from 'src/app/services/feed/feed.service';
 import {Activitylist} from 'src/app/models/activity';
@@ -17,7 +17,7 @@ export class FeedComponent implements OnInit {
   loadingNew = true;
   loadingMostLiked = true;
   // file upload variables
-  @ViewChild('name', {static: false}) fileInput;
+  @ViewChild('fileInput', {static: false}) fileInput: ElementRef;
   public uploading = false;
   public profilePictureUrl: BehaviorSubject<string | null>;
   private file;
@@ -64,8 +64,11 @@ export class FeedComponent implements OnInit {
       this.loadingMostLiked = this.loadingNew = available;
     });
     this.feedService.posting.subscribe(posting => {
+      const temp = this.posting;
       this.posting = posting;
-      this.resetPostInput();
+      if (temp !== this.posting && !this.posting) {
+        this.resetPostInput();
+      }
     });
   }