Longpull added to mobile

src/app/pages/chat/messages/messages.page.ts

@@ -1,4 +1,5 @@
 import { AfterViewChecked, Component, ElementRef, OnInit, ViewChild } from '@angular/core';
+import {Router} from '@angular/router'
 import { ModalController, NavParams, PopoverController } from '@ionic/angular';
 import { Status } from 'src/app/models/chat/status.model';
 import { ContactsPage } from 'src/app/pages/chat/messages/contacts/contacts.page';
@@ -37,6 +38,7 @@ export class MessagesPage implements OnInit, AfterViewChecked {
     private authService: AuthService,
     private alertService: AlertService,
     private toastService: ToastService,
+    private route: Router
   ) {
     this.loggedUser = authService.ValidatedUserChat['data'];
     this.roomId = this.navParams.get('roomId');
@@ -63,7 +65,7 @@ export class MessagesPage implements OnInit, AfterViewChecked {
   }
 
   load(){
-    this.loadMessages();
+    this.serverLongPull();
     this.getChatMembers();
   }
 
@@ -150,4 +152,36 @@ async openChatOptions(ev?: any) {
     return await popover.present();
   }
 
+  async serverLongPull(){
+    this.chatService.getRoomMessages(this.roomId).subscribe(async res => {
+
+    if (res == 502) {
+      // Connection timeout
+      // happens when the connection was pending for too long
+      // let's reconnect
+      await this.serverLongPull();
+    } else if (res != 200) {
+      // Show Error
+      //showMessage(response.statusText);
+      //this.loadMessages()
+      this.messages = res['messages'].reverse();
+      console.log(this.messages);
+      // Reconnect in one second
+      if(this.route.url != "/home/chat"){
+        console.log("Timer message stop")
+      } else {
+         await new Promise(resolve => setTimeout(resolve, 1000));
+        await this.serverLongPull();
+        console.log('Timer message running')
+      }
+      
+    } else {
+      // Got message
+      //let message = await response.text();
+      //this.loadMessages()
+      await this.serverLongPull();
+    }
+  });
+  }
+
 }