doneit-web/src/app/pages/chat/messages/contacts/contacts.page.ts

import { HttpClient, HttpErrorResponse, HttpHeaders } from '@angular/common/http';
import { Component, OnInit } from '@angular/core';
import { ModalController } from '@ionic/angular';
import { AuthService } from 'src/app/services/auth.service';
import { ChatService } from 'src/app/services/chat.service';
import { MessagesPage } from '../messages.page';
import { ThemeService } from 'src/app/services/theme.service'
import { ChatSystemService} from 'src/app/services/chat/chat-system.service'
import { SessionStore } from 'src/app/store/session.service';

@Component({
  selector: 'app-contacts',
  templateUrl: './contacts.page.html',
  styleUrls: ['./contacts.page.scss'],
})
export class ContactsPage implements OnInit {
  showLoader: boolean;
  loggedUser: any;
  users = [];

  contacts:any;
  textSearch:string;
  room:any;
  dm:any;
  sessionStore = SessionStore

  constructor(
    private modalController: ModalController,
    private http: HttpClient,
    private chatService: ChatService,
    private authService: AuthService,
    public ThemeService: ThemeService,
    public ChatSystemService: ChatSystemService,
  )
  {
    this.loggedUser = SessionStore.user.ChatData['data'];

    this.textSearch="";
    this.dm=null;
    this.room=null;
  }

  ngOnInit() {
    // this.chatService.refreshtoken();
    this.loadUsers();

  }
  onChange(event){
    this.textSearch = event.detail.value;
  }

  loadUsers(){

    this.chatService.getAllUsers().subscribe((res:any) => {
      
      this.contacts = res.users.filter(data => data.username != this.sessionStore.user.UserName);
      this.users = this.contacts.sort((a,b) => {
        if(a.name < b.name){
          return -1;
        }
        if(a.name > b.name){
          return 1;
        }
        return 0;
      });
      this.showLoader = false;
    }, (error) =>{
      // this.chatService.refreshtoken();
    });
  }

  separateLetter(record, recordIndex, records){
    if(recordIndex == 0){
      return record.name[0];
    }

    let first_prev = records[recordIndex - 1].name[0];
    let first_current = record.name[0];

    if(first_prev != first_current){
      return first_current;
    }
    return null;
  }

  doRefresh(event){
  }

  close() {
    this.modalController.dismiss({});
  }

  clicked() {}

  createRoom(username:string){
    let body = {
      username: username,
    }
    this.chatService.createRoom(body).subscribe(async(res) => {
      
      this.room = res['room'];
      
      await this.ChatSystemService.getAllRooms();
      this.getDirectMessage(this.room._id);
    });
  }

  getDirectMessage(roomId:any) {
    

    this.chatService.getAllDirectMessages().subscribe(res=>{
      let result = res['ims'].filter(data => data._id == roomId);
      

      this.dm = result[0];
      
      this.openModal(this.dm._id);
    });
  }

  async openModal(roomId:any){
    this.close();
    

    const modal = await this.modalController.create({
      component: MessagesPage,
      cssClass: 'group-messages',
      componentProps: {
        roomId: roomId,
      },
    });
    await modal.present();
    modal.onDidDismiss();
  }

  async openMessages(username:string){

    let dm:any;
    this.createRoom(username);

  }

}