implemented

- get groups contacts
-get messages contacts
-order group conversation list to most recent
-send message in group.

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

@@ -1,5 +1,7 @@
 import { Component, OnInit } from '@angular/core';
-import { ActionSheetController, MenuController, ModalController, PopoverController } from '@ionic/angular';
+import { ActionSheetController, MenuController, ModalController, NavParams, PopoverController } from '@ionic/angular';
+import { AuthService } from 'src/app/services/auth.service';
+import { ChatService } from 'src/app/services/chat.service';
 import { ChatOptionsPopoverPage } from 'src/app/shared/popover/chat-options-popover/chat-options-popover.page';
 import { ChatPopoverPage } from 'src/app/shared/popover/chat-popover/chat-popover.page';
 import { ContactsPage } from '../new-group/contacts/contacts.page';
@@ -11,8 +13,11 @@ import { NewGroupPage } from '../new-group/new-group.page';
   styleUrls: ['./group-messages.page.scss'],
 })
 export class GroupMessagesPage implements OnInit {
-
+  loggedUser: any;
   message:any;
+  messages:any;
+  room:any;
+  members:any;
   contacts: string[] = [" Ana M.", "Andre F.", "Bruno G.", "Catarina T", "Tiago"];
 
   constructor(
@@ -20,9 +25,67 @@ export class GroupMessagesPage implements OnInit {
     private modalController: ModalController,
     private actionSheetController: ActionSheetController,
     public popoverController: PopoverController,
-  ) { }
+    private chatService: ChatService,
+    private navParams: NavParams,
+    private authService: AuthService,
+  ) { 
+    this.room = this.navParams.get('room');
+  }
 
   ngOnInit() {
+    this.authService.userData$.subscribe((res:any)=>{
+      this.loggedUser=res;
+      console.log(this.loggedUser); 
+    });
+    this.getGroupContacts();
+    this.loadGroupMessages()
+  }
+  getGroupContacts(){
+    //If group is private call getGroupMembers
+    if(this.room.t === 'p'){
+      this.chatService.getGroupMembers(this.room._id).subscribe(res=>{
+        console.log(res);
+        this.members = res['members'];
+      });
+    }
+    //Otherwise call getChannelMembers for públic groups
+    else{
+      this.chatService.getChannelMembers(this.room._id).subscribe(res=>{
+        console.log(res);
+        this.members = res['members'];
+      });
+    }
+  }
+  loadGroupMessages(){
+    
+    //If group is private call getGroupMembers
+    if(this.room.t === 'p'){
+      this.chatService.getPrivateGroupMessages(this.room._id).subscribe(res=>{
+        console.log(res);
+        this.messages = res['messages'].reverse();
+      });
+    }
+    //Otherwise call getChannelMembers for públic groups
+    else{
+      this.chatService.getPublicGroupMessages(this.room._id).subscribe(res=>{
+        console.log(res);
+        this.messages = res['messages'].reverse();
+      });
+    }
+  }
+  sendMessage(){
+
+    let body = {
+      "message": 
+      { 
+        "rid": this.room._id, "msg": this.message 
+      }
+    }
+    
+    this.chatService.sendMessage(body).subscribe(res=> {
+      this.loadGroupMessages(); 
+    });
+    this.message = "";
   }
 
   async actionSheet() {