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

import { Component, ElementRef, OnInit, ViewChild, AfterViewInit, OnDestroy, ChangeDetectorRef, } from '@angular/core';
import { IonSlides, ModalController, NavParams, PopoverController, Platform } from '@ionic/angular';
import { AlertService } from 'src/app/services/alert.service';
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 { GroupContactsPage } from './group-contacts/group-contacts.page';
import { Router } from '@angular/router'
import { EditGroupPage } from '../edit-group/edit-group.page';
import { TimeService } from 'src/app/services/functions/time.service';
import { FileService } from 'src/app/services/functions/file.service';
import { ToastService } from 'src/app/services/toast.service';
import { environment } from 'src/environments/environment';
import { NewEventPage } from '../../agenda/new-event/new-event.page';
import { EventPerson } from 'src/app/models/eventperson.model';
import { ViewDocumentPage } from 'src/app/modals/view-document/view-document.page';
import { ThemeService } from 'src/app/services/theme.service'
import { ViewEventPage } from 'src/app/modals/view-event/view-event.page';
import { SqliteService } from 'src/app/services/sqlite.service';
import { WsChatMethodsService } from 'src/app/services/chat/ws-chat-methods.service';
import { FileType } from 'src/app/models/fileType';
import { Storage } from '@ionic/storage';

import { CameraService } from 'src/app/services/camera.service';
import { SearchPage } from 'src/app/pages/search/search.page';
import { VoiceRecorder, RecordingData, GenericResponse } from 'capacitor-voice-recorder';
import { Filesystem, Directory } from '@capacitor/filesystem';
import { DomSanitizer } from '@angular/platform-browser';
import { MessageService } from 'src/app/services/chat/message.service';
import { File } from '@awesome-cordova-plugins/file/ngx';
import { FileOpener } from '@awesome-cordova-plugins/file-opener/ngx';
import { SessionStore } from 'src/app/store/session.service';
import { ViewMediaPage } from 'src/app/modals/view-media/view-media.page';

@Component({
  selector: 'app-group-messages',
  templateUrl: './group-messages.page.html',
  styleUrls: ['./group-messages.page.scss'],
})
export class GroupMessagesPage implements OnInit, AfterViewInit, OnDestroy {

  showLoader: boolean;
  isGroupCreated: boolean;
  loggedUser: any;

  room: any;
  roomName: any;
  members: any;
  contacts: string[] = [" Ana M.", "Andre F.", "Bruno G.", "Catarina T", "Tiago"];
  allUsers: any[] = [];

  roomId: string;
  loggedUserChat: any;
  eventSelectedDate: Date = new Date();

  scrollingOnce: boolean = true;
  private scrollChangeCallback: () => void;
  currentPosition: any;
  startPosition: number;

  capturedImage: any;
  capturedImageTitle: any;
  attendees: EventPerson[] = [];
  scrollToBottomBtn = false;

  longPressActive = false;
  showMessageOptions = false;
  selectedMsgId: string;
  roomCountDownDate: any;
  downloadFile: any;
  groupNameFormart = "";

  @ViewChild('scrollMe') private myScrollContainer: ElementRef;

  recording = false;
  allowTyping = true;
  storedFileNames = [];
  lastAudioRecorded = '';
  audioRecorded: any = "";
  audioDownloaded: any = "";
  durationDisplay = '';
  duration = 0;
  showAvatar = true;
  audioPermissionStatus: 'granted'| 'denied' | 'prompt' | null = null
  sessionStore = SessionStore
  isAdmin = false;
  constructor(
    private modalController: ModalController,
    public popoverController: PopoverController,
    private chatService: ChatService,
    private navParams: NavParams,
    private authService: AuthService,
    private alertService: AlertService,
    private route: Router,
    private timeService: TimeService,
    private fileService: FileService,
    private toastService: ToastService,
    public ThemeService: ThemeService,
    private changeDetectorRef: ChangeDetectorRef,
    private sqlservice: SqliteService,
    private platform: Platform,
    public wsChatMethodsService: WsChatMethodsService,
    private storage: Storage,
    private CameraService: CameraService,
    private sanitiser: DomSanitizer,
    private file: File,
    private fileOpener: FileOpener,
  ) {
    this.loggedUserChat = authService.ValidatedUserChat['data'];
    this.isGroupCreated = true;
    this.roomId = this.navParams.get('roomId');
    window.onresize = (event) => {
      if (window.innerWidth > 701) {
        this.modalController.dismiss();
      }
    };

    this.wsChatMethodsService.getGroupRoom(this.roomId).loadHistory({});
    this.wsChatMethodsService.getGroupRoom(this.roomId).scrollDown = this.scrollToBottomClicked;
    this.wsChatMethodsService.openRoom(this.roomId)
    this.groupNameFormart = this.wsChatMethodsService.getGroupRoom(this.roomId).name.split('-').join(' ') 

    setTimeout(() => {
      this.scrollToBottomClicked()
    }, 50)


    this.showAvatar = false

    setTimeout(() => {
      this.scrollToBottomClicked()
      this.showAvatar = true
    }, 150)

  }

  ngOnInit() {
    this.chatService.refreshtoken();
    
    this.loggedUser = this.loggedUserChat;
    this.getRoomInfo();
    this.scrollToBottom();
    this.serverLongPull();
    this.setStatus('online');
    this.getChatMembers();

    this.getRoomMessageDB(this.roomId);
    this.wsChatMethodsService.getUserOfRoom(this.roomId).then((value) => {
      
    })
    
  }

  setStatus(status: string) {
    let body = {
      message: '',
      status: status,
    }
    // this.chatService.setUserStatus(body).subscribe(res => {
    //   
    // })
  }

  deleteMessage(msgId: string) {
    const room = this.wsChatMethodsService.getGroupRoom(this.roomId)
    this.alertService.confirmDeleteMessage(msgId, room);
  }

  ngAfterViewInit() {
    this.scrollChangeCallback = () => this.onContentScrolled(event);
    window.addEventListener('scroll', this.scrollChangeCallback, true);

    if(this.room?.customFields?.countDownDate) {
      this.roomCountDownDate = this.timeService.countDownDate(this.room.customFields.countDownDate, this.room._id);
    }
  }

  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;
    let windowHeight = e.srcElement.scrollHeight;
    let containerHeight = windowHeight - e.srcElement.clientHeight;

    if (scroll > this.currentPosition) {
      //alert('BOTTOM');
    } else {
      //alert('UP');
      this.scrollingOnce = false;
    }
    if ((containerHeight - 100) > scroll) {
      this.scrollToBottomBtn = true;
    }
    else {
      this.scrollToBottomBtn = false;
    }
    this.currentPosition = scroll;
  }

  calculateDuration() {
    if (!this.recording) {
      this.duration = 0;
      this.durationDisplay = '';
      return;
    }
    this.duration += 1;
    const minutes = Math.floor(this.duration / 60);
    const seconds = (this.duration % 60).toString().padStart(2, '0');
    this.durationDisplay = `${minutes}:${seconds}`;

    setTimeout(() => {
      this.calculateDuration();
    }, 1000)
  }

  async getFile(fileName?: any) {
    const audioFile = await Filesystem.readFile({
      path: fileName,
      directory: Directory.Data
    })
    //
    const base64sound = audioFile.data;

    //Converting base64 to blob
    const base64 = await fetch(base64sound);
    //

    const base64Response = await fetch(`data:audio/ogg;base64,${base64sound}`);
    //

    this.audioRecorded = base64Response.url;

    

  }

  async loadFiles() {

    this.storage.get('fileName').then((fileName) => {
      this.lastAudioRecorded = fileName;
    })

    try {
      this.storage.get('recordData').then((recordData) => {
        
        if (recordData?.value?.recordDataBase64.includes('data:audio')) {
          this.audioRecorded = this.sanitiser.bypassSecurityTrustResourceUrl(recordData?.value?.recordDataBase64);
        }
        else if(recordData?.value?.mimeType && recordData?.value?.recordDataBase64) {
          this.audioRecorded = this.sanitiser.bypassSecurityTrustResourceUrl(`data:${recordData.value.mimeType};base64,${recordData?.value?.recordDataBase64}`);
        }
      });
    } catch (error) { }


  }

  stopRecording() {
    this.deleteRecording();
    this.allowTyping = false;
    
    if (!this.recording) {
      return;
    }
    this.recording = false;
    VoiceRecorder.stopRecording().then(async (result: RecordingData) => {
      

      this.recording = false;
      if (result.value && result.value.recordDataBase64) {
        const recordData = result.value.recordDataBase64;
        //
        const fileName = new Date().getTime() + ".mp3";
        //Save file
        await this.storage.set('fileName', fileName)
        this.storage.set('recordData', result).then(() => {
          

          setTimeout(async () => {
            this.loadFiles();
          }, 1000);
        })
      }
    })

  }

  async startRecording() {
    VoiceRecorder.requestAudioRecordingPermission();
    if(await VoiceRecorder.canDeviceVoiceRecord().then((result: GenericResponse) =>{return result.value})){
      if(await VoiceRecorder.requestAudioRecordingPermission().then((result: GenericResponse) => {return result.value})){
        //if(await this.hasAudioRecordingPermission()){
          if (this.recording) {
            return;
          }
          this.recording = true;
          VoiceRecorder.startRecording();
          this.calculateDuration();
        //}
      }
      else{
        this.toastService._badRequest('Para gravar uma mensagem de voz, permita o acesso do Gabinete Digital ao seu microfone.');
      }
    }
    else{
      this.toastService._badRequest('Este dispositivo não tem capacidade para gravação de áudio!');
    }
  }



  async deleteRecording() {
    this.storage.remove('fileName');
    this.storage.remove('recordData');

    this.allowTyping = true;
    this.lastAudioRecorded = '';
    this.loadFiles();
  }

  async goToEvent(eventId: any) {
    let classs;
    if (window.innerWidth < 701) {
      classs = 'modal modal-desktop'
    } else {
      classs = 'modal modal-desktop showAsideOptions'
    }

    const modal = await this.modalController.create({
      component: ViewEventPage,
      componentProps: {
        eventId: eventId,
      },
      cssClass: classs,
    });
    await modal.present();
    modal.onDidDismiss().then((res) => {
      
    });
  }

  ngOnDestroy() {
    window.removeEventListener('scroll', this.scrollChangeCallback, true);
  }

  scrollToBottom(): void {
    try {
      if (this.scrollingOnce) {
        this.myScrollContainer.nativeElement.scrollTop = this.myScrollContainer.nativeElement.scrollHeight;
        //this.scrollingOnce = false;
      }
    } catch (err) { }
  }

  scrollToBottomClicked = () => {
    try {
      this.myScrollContainer.nativeElement.scrollTop = this.myScrollContainer.nativeElement.scrollHeight;
    } catch (err) { }
  }

  async getRoomInfo() {
    this.showLoader = true;
    // this.chatService.getRoomInfo(this.roomId).subscribe(room => {
    //   this.room = room['room'];
    //   this.roomName = this.room.name.split('-').join(' ');
    //   if (this.room.customFields.countDownDate) {
    //     this.roomCountDownDate = this.timeService.countDownDateTimer(this.room.customFields.countDownDate, this.room._id);
    //   }
    //   this.getGroupContacts(this.room);
    //   this.showLoader = false;
    // });
    this.wsChatMethodsService.getGroupRoom(this.roomId).loadHistory({});
    let room = await this.chatService.getRoomInfo(this.roomId).toPromise();
    // console.log('ROOM',room)
    this.room = room['room'];
    if (this.room.name) {
      this.roomName = this.room.name.split('-').join(' ');
    }
    

    if(SessionStore.user.ChatData.data.userId == this.room.u._id){
      this.isAdmin = true
    } else {
      this.isAdmin = false
    }

    if (this.room.customFields.countDownDate) {
      this.roomCountDownDate = this.room.customFields.countDownDate;
    }
  }

  async getChatMembers() {
    this.chatService.getAllUsers().subscribe(res => {
      

      this.allUsers = res['users'].filter(data => data.username != SessionStore.user.UserName);
      
    });
  }

  /* load(){
    this.getGroupContacts();
    this.loadGroupMessages();
  } */

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

  doRefresh(ev: any) {
    this.getRoomInfo();
    ev.target.complete();
  }

  getGroupContacts(room: any) {
    this.showLoader = true;
    //If group is private call getGroupMembers
    if (this.room.t === 'p') {
      this.chatService.getGroupMembers(this.roomId).subscribe(res => {
        
        this.members = res['members'];
        this.showLoader = false;
      });
    }
    //Otherwise call getChannelMembers for públic groups
    else {
      this.chatService.getChannelMembers(this.roomId).subscribe(res => {
        
        this.members = res['members'];
        this.showLoader = false;
      });
    }
  }


  showDateDuration(start: any) {
    return this.timeService.showDateDuration(start);
  }
  countDownDate(date: any, roomId: string) {
    this.roomCountDownDate = this.timeService.countDownDate(date, roomId);
    return this.timeService.countDownDateTimer(date, roomId);
  }

  addZero(i) {
    if (i < 10) {
      i = "0" + i;
    }
    return i;
  }

  sendMessage() {
    this.wsChatMethodsService.getGroupRoom(this.roomId).send({})
  }

  base64toBlob(base64Data, contentType) {
    contentType = contentType || '';
    var sliceSize = 1024;
    var byteCharacters = atob(base64Data);
    var bytesLength = byteCharacters.length;
    var slicesCount = Math.ceil(bytesLength / sliceSize);
    var byteArrays = new Array(slicesCount);

    for (var sliceIndex = 0; sliceIndex < slicesCount; ++sliceIndex) {
      var begin = sliceIndex * sliceSize;
      var end = Math.min(begin + sliceSize, bytesLength);

      var bytes = new Array(end - begin);
      for (var offset = begin, i = 0; offset < end; ++i, ++offset) {
        bytes[i] = byteCharacters[offset].charCodeAt(0);
      }
      byteArrays[sliceIndex] = new Uint8Array(bytes);
    }
    return new Blob(byteArrays, { type: contentType });
  }

  async sendAudio(fileName) {

    const roomId = this.roomId
    let audioFile;
    this.storage.get('recordData').then((recordData) => {
      
      audioFile = recordData;
      if (recordData?.value?.recordDataBase64.includes('data:audio')) {
        this.audioRecorded = recordData?.value?.recordDataBase64;
      }
      else if(recordData?.value?.mimeType && recordData?.value?.recordDataBase64){
        this.audioRecorded = `data:${recordData.value.mimeType};base64,${recordData?.value?.recordDataBase64}`;
      }

      //Converting base64 to blob
      const encodedData = btoa(this.audioRecorded);
      const blob = this.base64toBlob(encodedData, recordData.value.mimeType)
      
      const formData = new FormData();
      formData.append("blobFile", blob);

      this.wsChatMethodsService.getGroupRoom(roomId).send({
        file: {
          "type": "application/audio",
          "msDuration": audioFile.value.msDuration,
          "mimeType": audioFile.value.mimeType,
        },
        attachments: [{
          "title": fileName,
          "title_link_download": true,
          "type": "audio"
        }],
        temporaryData: formData
      })

    });
    this.deleteRecording();
  }


  async openOptions() {
    const modal = await this.popoverController.create({
      component: ChatPopoverPage,
      cssClass: 'chat-popover',
      componentProps: {
        roomId: this.roomId,
        members: this.members,
        isAdmin: this.isAdmin,
      },
    });
    await modal.present();
    modal.onDidDismiss().then(res => {
      if (res.data == 'leave') {
        
        //this.wsChatMethodsService.subscribeToRoomUpdate(this.roomId, this.room);
      }
      else if (res.data == 'cancel') {
        
      }
      else if (res.data == 'edit') {
        this.editGroup(this.roomId);
      }
    });
  }


  viewDocument(file: any, url?: string) {

    if (file.type == "application/webtrix") {
      this.openViewDocumentModal(file);
    }
    else {
      let fullUrl = "https://www.tabularium.pt" + url;
      this.fileService.viewDocumentByUrl(fullUrl);
    }
  }

  async openViewDocumentModal(file: any) {

    let task = {
      serialNumber: '',
      taskStartDate: '',
      isEvent: true,
      workflowInstanceDataFields: {
        FolderID: '',
        Subject: file.Assunto,
        SourceSecFsID: file.ApplicationId,
        SourceType: 'DOC',
        SourceID: file.DocId,
        DispatchNumber: ''
      }
    }

    let doc = {
      "Id": "",
      "ParentId": "",
      "Source": 1,
      "ApplicationId": file.ApplicationId,
      "CreateDate": "",
      "Data": null,
      "Description": "",
      "Link": null,
      "SourceId": file.DocId,
      "SourceName": file.Assunto,
      "Stakeholders": "",
    }

    const modal = await this.modalController.create({
      component: ViewDocumentPage,
      componentProps: {
        trustedUrl: '',
        file: {
          title: file.Assunto,
          url: '',
          title_link: '',
        },
        Document: doc,
        applicationId: file.ApplicationId,
        docId: file.DocId,
        folderId: '',
        task: task
      },
      cssClass: 'modal modal-desktop'
    });
    await modal.present();

  }

  async bookMeeting() {
    this.attendees = this.members.map((val) => {
      return {
        Name: val.name,
        EmailAddress: val.username + "@" + environment.domain,
        IsRequired: "true",
      }
    });
    
    this.popoverController.dismiss();
    if (window.innerWidth <= 1024) {
      const modal = await this.modalController.create({
        component: NewEventPage,
        componentProps: {
          attendees: this.attendees,
        },
        cssClass: 'modal  modal-desktop',
        backdropDismiss: false
      });
      await modal.present();
      modal.onDidDismiss().then((data) => {
        if (data) {

        }
      });
    }
  }



  async takePicture() {
    const roomId = this.roomId

    const image = await this.CameraService.takePicture();
    await this.fileService.saveImage(image)
    const lastphoto: any = await this.fileService.loadFiles();
    const { capturedImage, capturedImageTitle } = await this.fileService.loadFileData(lastphoto);
    const base64 = await fetch(capturedImage);
    const blob = await base64.blob();
    const formData = new FormData();
    formData.append("blobFile", blob);

    this.wsChatMethodsService.getGroupRoom(roomId).send({
      file: {
        "type": "application/img",
        "guid": ''
      },
      temporaryData: formData,
      attachments: [{
        "title": capturedImageTitle,
        "text": "description",
        "title_link_download": false,
      }]
    })

  }

  async addImage() {
    this.addFileToChat(['image/apng', 'image/jpeg', 'image/png'])
  }

  async addFile() {
    this.addFileToChat(['.doc', '.docx', '.pdf'])
  }

  async addFileWebtrix() {
    const modal = await this.modalController.create({
      component: SearchPage,
      cssClass: 'group-messages modal-desktop search-modal search-modal-to-desktop',
      componentProps: {
        type: 'AccoesPresidenciais & ArquivoDespachoElect',
        select: true,
        showSearchInput: true,
      }
    });
    await modal.present();
    modal.onDidDismiss().then(async res => {
      const data = res.data;

      if (data.selected) {

        this.wsChatMethodsService.getGroupRoom(this.roomId).send({
          file: {
            "name": res.data.selected.Assunto,
            "type": "application/webtrix",
            "ApplicationId": res.data.selected.ApplicationType,
            "DocId": res.data.selected.Id,
            "Assunto": res.data.selected.Assunto,
          },
          temporaryData: res,
          attachments: [{
            "title": res.data.selected.Assunto,
            "description": res.data.selected.DocTypeDesc,
            // "title_link": url_no_options,
            "title_link_download": true,
            //"thumb_url": "assets/images/webtrix-logo.png",
            // "message_link": url_no_options,
            "type": "webtrix",
            //"thumb_url": "assets/images/webtrix-logo.png",
            "text": res.data.selected.DocTypeDesc,
            "thumb_url": "https://static.ichimura.ed.jp/uploads/2017/10/pdf-icon.png",
          }]
        })

      }
    });
  }


  async addFileToChat(types: typeof FileType[]) {

    const roomId = this.roomId

    const file: any = await this.fileService.getFileFromDevice(types);

    

    if (file.type != "application/img" && file.type != "image/png" && file.type != "image/jpeg" && file.type != "image/gif") {

      const encodedData = btoa(JSON.stringify(await this.getBase64(file)));
      const blob = this.base64toBlob(encodedData, file.type)
      
      const formData = new FormData();
      formData.append('blobFile', blob);
      

      this.wsChatMethodsService.getGroupRoom(roomId).send({
        file: {
          "type": file.type,
          "guid": '',
        },
        attachments: [{
          "title": file.name,
          "name": file.name,
          // "text": "description",
          "title_link_download": false,
        }],
        temporaryData: formData
      });

    } else {
      
    }

  }

  getFileReader(): FileReader {
    const fileReader = new FileReader();
    const zoneOriginalInstance = (fileReader as any)["__zone_symbol__originalInstance"];
    return zoneOriginalInstance || fileReader;
  }

  getBase64(file) {
    var reader = this.getFileReader();
    reader.readAsDataURL(file);
    return new Promise(resolve => {
      reader.onload = function () {
        resolve(reader.result)
      };
      reader.onerror = function (error) {
        
      };
    });

  }

  async openChatOptions(ev?: any) {
    
    const roomId = this.roomId;

    const popover = await this.popoverController.create({
      component: ChatOptionsPopoverPage,
      cssClass: 'chat-options-popover',
      event: ev,
      componentProps: {
        room: this.room,
        members: this.members,
        eventSelectedDate: new Date(),
      },
      translucent: true
    });
    await popover.present();
    await popover.onDidDismiss().then(async (res) => {
      
      if (res['data'] == 'meeting') {
        this.bookMeeting();
      }
      else if (res['data'] == 'take-picture') {
        this.takePicture()
      }
      else if (res['data'] == 'add-picture') {
        this.addImage()

      }
      else if (res['data'] == 'add-document') {
        this.addFile()
      }
      else if (res['data'] == 'documentoGestaoDocumental') {

        this.addFileWebtrix()
      }
    });
  }

  async addContacts() {
    

    const modal = await this.modalController.create({
      component: GroupContactsPage,
      componentProps: {
        isCreated: this.isGroupCreated,
        room: this.room,
        members: this.members,
        name: this.room.name,
      },
      cssClass: 'contacts',
      backdropDismiss: false
    });

    await modal.present();

    modal.onDidDismiss().then(() => {
      this.getRoomInfo();
    });
  }

  async editGroup(roomId) {
    const modal = await this.modalController.create({
      component: EditGroupPage,
      cssClass: 'modal modal-desktop',
      componentProps: {
        roomId: roomId,
      },
    });
    await modal.present();
    modal.onDidDismiss().then((res) => {
      
      this.getRoomInfo();
      //this.modalController.dismiss(res.data);
    });
  }

  /* async actionSheet() {
    const actionSheet = await this.actionSheetController.create({
      cssClass: 'my-custom-class',
      buttons: [{
        text: 'Sair do grupo',
        handler: () => {
          
        }
      }, {
        text: 'Alterar nome do grupo1',
        handler: () => {
          
          this.openChangeGroupName()
        }
      }, {
        text: 'Apagar o grupo',
        handler: () => {
          
        }
      },
      ]
    });
    await actionSheet.present();
  }
 */

  getRoomMessageDB(roomId) {
    if (this.platform.is('desktop') || this.platform.is('mobileweb')) {
    } else {
      this.sqlservice.getAllChatMSG(roomId).then((msg: any) => {
        
        let chatmsgArray = [];
        let array = []
        msg.forEach(element => {
          

          let msgChat = {
            _id: element.Id,
            attachments: this.isJson(element.Attachments),
            channels: this.isJson(element.Channels),
            file: this.isJson(element.File),
            mentions: this.isJson(element.Mentions),
            msg: element.Msg,
            rid: element.Rid,
            ts: element.Ts,
            u: this.isJson(element.U),
            _updatedAt: element.UpdatedAt,
            image_url: this.isJson(element.image_url)
          }

          chatmsgArray.push(msgChat)
        });

        // this.messages = chatmsgArray;
        
      })
    }
  }

  isJson(str) {
    try {
      JSON.parse(str);
    } catch (e) {
      return "";
    }
    return JSON.parse(str);
  }

  transformDataMSG(res) {
    if (this.platform.is('desktop') || this.platform.is('mobileweb')) {
    } else {
      res.forEach(element => {

        let chatmsg = {
          _id: element._id,
          attachments: element.attachments,
          channels: element.channels,
          file: element.file,
          mentions: element.mentions,
          msg: element.msg,
          rid: element.rid,
          ts: element.ts,
          u: element.u,
          _updatedAt: element._updatedAt,
          /* image_url: {
            name: name,
            path: `${IMAGE_DIR}/${name}`,
            data: `data:image/jpeg;base64,${readFile.data}`,
          }, */
        }

        this.sqlservice.addChatMSG(chatmsg)

      });
    }

  }

  async serverLongPull() {
    this.chatService.getPrivateGroupMessages(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()
        let msgOnly = res['messages'].filter(data => data.t != 'au');
        //this.messages = msgOnly.reverse();
        // 
        this.transformDataMSG(msgOnly.reverse());
        this.getRoomMessageDB(this.roomId);
        // Reconnect in one second
        if (this.route.url != "/home/chat") {
          
        } else {
          //Check if modal is opened
          if (document.querySelector('.isGroupChatOpened')) {
            await new Promise(resolve => setTimeout(resolve, 5000));
            await this.serverLongPull();
            
          }
        }

      } else {
        // Got message
        //let message = await response.text();
        //this.loadMessages()
        await this.serverLongPull();
      }
    });
  }

  sliderOpts = {
    zoom: false,
    slidesPerView: 1.5,
    spaceBetween: 20,
    centeredSlides: true
  };
  zoomActive = false;
  zoomScale = 1;

  sliderZoomOpts = {
    allowSlidePrev: false,
    allowSlideNext: false,
    zoom: {
      maxRatio: 5
    },
    on: {
      zoomChange: (scale, imageEl, slideEl) => {
        this.zoomActive = true;
        this.zoomScale = scale / 5;
        this.changeDetectorRef.detectChanges();
      }
    }
  }

  async touchEnd(zoomslides: IonSlides, card) {
    // Zoom back to normal
    const slider = await zoomslides.getSwiper();
    const zoom = slider.zoom;
    zoom.out();

    // Card back to normal
    card.el.style['z-index'] = 9;

    this.zoomActive = false;
    this.changeDetectorRef.detectChanges();
  }

  touchStart(card) {
    // Make card appear above backdrop
    card.el.style['z-index'] = 11;
  }

  b64toBlob(b64Data, contentType) {
    contentType = contentType || '';
    var sliceSize = 512;
    b64Data = b64Data.replace(/^[^,]+,/, '');
    b64Data = b64Data.replace(/\s/g, '');
    var byteCharacters = window.atob(b64Data);
    var byteArrays = [];

    for (var offset = 0; offset < byteCharacters.length; offset += sliceSize) {
      var slice = byteCharacters.slice(offset, offset + sliceSize);

      var byteNumbers = new Array(slice.length);
      for (var i = 0; i < slice.length; i++) {
        byteNumbers[i] = slice.charCodeAt(i);
      }

      var byteArray = new Uint8Array(byteNumbers);

      byteArrays.push(byteArray);
    }

    var blob = new Blob(byteArrays, { type: contentType });
    return blob;
  }

  openFile(pdfString, filename, type) {
    const blob = this.b64toBlob(pdfString, 'application/pdf')
    let pathFile = ''
    const fileName = filename
    const contentFile = blob
    if (this.platform.is('ios')) {
      pathFile = this.file.documentsDirectory
    } else {
      pathFile = this.file.externalRootDirectory
    }
    
    
    
    this.file
      .writeFile(pathFile, fileName, contentFile, { replace: true })
      .then(success => {
        this.fileOpener
          .open(pathFile + fileName, 'application/pdf')
          .then(() => console.log())
          .catch(e => console.error(e))
      })
      .catch(e => console.error(e))
  }

  downloadFileMsg(msg: MessageService) {
    msg.downloadFileMsg()
  }

  downloadFileFromBrowser(fileName: string, data: any): void {
    const linkSource = data;
    const downloadLink = document.createElement("a");
    downloadLink.href = linkSource;
    downloadLink.download = fileName;
    downloadLink.click();
  }

  async openPreview(msg: MessageService) {

    if(msg?.file?.type === "application/webtrix") {
      this.viewDocument(msg.file, msg.attachments.image_url)
    } else {
      if (!msg.attachments[0].image_url || msg.attachments[0].image_url === null || msg.attachments[0].image_url === '') {
        this.downloadFileMsg(msg)

      } else {

        var str = msg.attachments[0].image_url;
        str = str.substring(1, ((str.length) - 1));

        if (this.platform.is('desktop') || this.platform.is('mobileweb')) {

          if (msg?.file?.type == "application/img") {
            const modal = await this.modalController.create({
              component: ViewMediaPage,
              cssClass: 'modal modal-desktop',
              componentProps: {
                image: msg.attachments[0].image_url,
                type: msg.file.type,
                username: msg.u.name,
                _updatedAt: msg._updatedAt
              }
            });
            modal.present();
          } else {
            this.downloadFileFromBrowser(msg.attachments[0].name, str)
          }

        } else {
          if (msg.file.type == "application/img") {
            const modal = await this.modalController.create({
              component: ViewMediaPage,
              cssClass: 'modal modal-desktop',
              componentProps: {
                image: msg.attachments[0].image_url,
                type: msg.file.type,
                username: msg.u.name,
                _updatedAt: msg._updatedAt
              }
            });
            modal.present();
          } else {
            this.openFile(str, msg.attachments[0].name, msg.file.type);
          }
        }
      }
    }

  }

  async audioPreview(msg) {
    
    if (!msg.attachments[0].title_link || msg.attachments[0].title_link === null || msg.attachments[0].title_link === '') {
      this.downloadFileMsg(msg)
    } else { }
  }
}