add delete message feature to groups view

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

@@ -51,6 +51,10 @@ export class GroupMessagesPage implements OnInit, AfterViewInit, OnDestroy {
   attendees: EventPerson[] = [];
   scrollToBottomBtn = false;
 
+  longPressActive = false;
+  showMessageOptions = false;
+  selectedMsgId:string;
+
   @ViewChild('scrollMe') private myScrollContainer: ElementRef;
 
   constructor(
@@ -99,11 +103,37 @@ export class GroupMessagesPage implements OnInit, AfterViewInit, OnDestroy {
     })
   }
 
+  deleteMessage(msgId:string){
+    let body = {
+      "roomId": this.roomId,
+      "msgId": msgId,
+      "asUser": false,
+    }
+    if(msgId){
+      this.alertService.confirmDeleteMessage(body);
+    }
+    else{
+      this.toastService.badRequest('Não foi possível apagar');
+    }
+    this.showMessageOptions = false;
+    this.selectedMsgId = "";
+  }
+
   ngAfterViewInit() {
     this.scrollChangeCallback = () => this.onContentScrolled(event);
     window.addEventListener('scroll', this.scrollChangeCallback, true);
   }
 
+  handlePress(id?:string){
+    this.selectedMsgId = id;
+    this.showMessageOptions = true;
+  }
+
+  handleClick(){
+    this.showMessageOptions = false;
+    this.selectedMsgId = "";
+  }
+
   onContentScrolled(e) {
     this.startPosition = e.srcElement.scrollTop;
     let scroll = e.srcElement.scrollTop;