save

src/app/shared/chat/group-messages/group-messages.page.ts

@@ -1,4 +1,4 @@
-import { Component, OnChanges, OnInit, Input, SimpleChanges, Output, EventEmitter} from '@angular/core';
+import { Component, OnChanges, OnInit, Input, SimpleChanges, Output, EventEmitter, ViewChild, ElementRef, AfterViewChecked} from '@angular/core';
 import { ActionSheetController, AnimationController, MenuController, ModalController, PopoverController } from '@ionic/angular';
 import { AlertService } from 'src/app/services/alert.service';
 import { AuthService } from 'src/app/services/auth.service';
@@ -14,7 +14,7 @@ import { GroupContactsPage } from './group-contacts/group-contacts.page';
   templateUrl: './group-messages.page.html',
   styleUrls: ['./group-messages.page.scss'],
 })
-export class GroupMessagesPage implements OnInit, OnChanges {
+export class GroupMessagesPage implements OnInit, OnChanges, AfterViewChecked {
   showLoader: boolean;
   isGroupCreated:boolean;
   loggedUser: any;
@@ -34,6 +34,8 @@ export class GroupMessagesPage implements OnInit, OnChanges {
   @Output() openGroupContacts:EventEmitter<any> = new EventEmitter<any>();
   @Output() openEditGroupPage:EventEmitter<any> = new EventEmitter<any>();
 
+  @ViewChild('scrollMe') private myScrollContainer: ElementRef;
+
   constructor(
     private menu: MenuController,
     private modalController: ModalController,
@@ -49,6 +51,7 @@ export class GroupMessagesPage implements OnInit, OnChanges {
   }
   ngOnChanges(changes: SimpleChanges): void {
     this.getRoomInfo();
+    this.scrollToBottom();
   }
 
   ngOnInit() {
@@ -57,8 +60,16 @@ export class GroupMessagesPage implements OnInit, OnChanges {
     console.log(this.roomId);
   }
 
-  notImplemented(){
-    this.alertService.presentAlert('Funcionalidade em desenvolvimento');
+  ngAfterViewChecked() {
+    this.scrollToBottom();
+  }
+
+  scrollToBottom(): void {
+    try {
+      this.myScrollContainer.nativeElement.scrollTop = this.myScrollContainer.nativeElement.scrollHeight;
+    } catch(err) { }
+    finally {
+    }
   }
 
   openGroupContactsPage(){
@@ -73,6 +84,7 @@ export class GroupMessagesPage implements OnInit, OnChanges {
     this.getRoomInfo();
     ev.target.complete();
   }
+
   get watch(){
     this.getRoomInfo();
     console.log('here watching');