doneit-web/src/app/shared/chat/messages/messages.page.ts

import { AfterViewInit, Component, ElementRef, EventEmitter, Input, OnChanges, OnDestroy, OnInit, Output, SimpleChanges, ViewChild } from '@angular/core';
import { AnimationController, GestureController, IonRange, ModalController, PopoverController } from '@ionic/angular';
import { AuthService } from 'src/app/services/auth.service';
import { ChatService } from 'src/app/services/chat.service';
import { ToastService } from 'src/app/services/toast.service';
import { ChatOptionsPopoverPage } from 'src/app/shared/popover/chat-options-popover/chat-options-popover.page';
import { MessagesOptionsPage } from 'src/app/shared/popover/messages-options/messages-options.page';
import { ContactsPage } from '../new-group/contacts/contacts.page';
import { ChatOptionsFeaturesPage } from 'src/app/modals/chat-options-features/chat-options-features.page';
import { ChatMessageStore } from 'src/app/store/chat/chat-message.service';
import { ChatUserStorage } from 'src/app/store/chat/chat-user.service';
import { TimeService } from 'src/app/services/functions/time.service';
import { FileService } from 'src/app/services/functions/file.service';
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 { Storage } from '@ionic/storage';
import { WsChatMethodsService } from 'src/app/services/chat/ws-chat-methods.service'
import { WsChatService } from 'src/app/services/chat/ws-chat.service'
import { MessageService } from 'src/app/services/chat/message.service';
import { AttachmentsService } from 'src/app/services/attachments.service';
import { CameraService } from 'src/app/services/camera.service';
import { FileType } from 'src/app/models/fileType';
import { SearchPage } from 'src/app/pages/search/search.page';
import { Camera, CameraResultType, CameraSource } from '@capacitor/camera';
import { DocumentViewer, DocumentViewerOptions } from '@ionic-native/document-viewer';
import { VoiceRecorder, RecordingData, GenericResponse } from 'capacitor-voice-recorder';
import { Filesystem, Directory } from '@capacitor/filesystem';
import { DomSanitizer } from '@angular/platform-browser';
import { Platform } from '@ionic/angular';
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 { Howl } from 'howler';
import { runInThisContext } from 'vm';
import { ViewMediaPage } from 'src/app/modals/view-media/view-media.page';


const IMAGE_DIR = 'stored-images';
@Component({
  selector: 'app-messages',
  templateUrl: './messages.page.html',
  styleUrls: ['./messages.page.scss'],
})
export class MessagesPage implements OnInit, OnChanges, AfterViewInit, OnDestroy {
  showLoader: boolean;

  @ViewChild('scrollMe') private myScrollContainer: ElementRef;
  @ViewChild('message-item') messageContainer: ElementRef;

  messages: any;
  dm: any;
  userPresence = '';
  dmUsers: any;
  checktimeOut: boolean;
  members: any;
  downloadProgess = 0;

  @Input() roomId: string;
  @Input() showMessages: string;

  @Output() openNewEventPage: EventEmitter<any> = new EventEmitter<any>();
  @Output() getDirectMessages: EventEmitter<any> = new EventEmitter<any>();


  chatMessageStore = ChatMessageStore
  chatUserStorage = ChatUserStorage

  scrollingOnce: boolean = true;
  private scrollChangeCallback: () => void;
  currentPosition: any;
  startPosition: number;
  mesageItemDropdownOptions: boolean = false;
  scrollToBottomBtn = false;
  longPressActive = false;
  frameUrl: any;
  downloadFile: string;
  massages: MessageService[] = []

  showAvatar = true;

  recording = false;
  allowTyping = true;
  storedFileNames = [];
  lastAudioRecorded = '';
  audioRecorded: any = "";
  audioDownloaded: any = "";
  durationDisplay = '';
  duration = 0;

  audioPermissionStatus: 'granted' | 'denied' | 'prompt' | null = null
  sessionStore = SessionStore
  audioPlay: Howl = null;
  isPlaying = false;
  audioProgress = 0;
  audioDuration = 0;
  audioTimer: any;
  @ViewChild('range', { static: false }) range: IonRange;
  userName = "";
  room: any = new Array();
  roomName: any;
  isAdmin = false;
  roomCountDownDate: string;

  constructor(
    public popoverController: PopoverController,
    private modalController: ModalController,
    /* private navParams: NavParams, */
    private chatService: ChatService,
    private authService: AuthService,
    private animationController: AnimationController,
    private toastService: ToastService,
    private timeService: TimeService,
    private fileService: FileService,
    private gestureController: GestureController,
    public ThemeService: ThemeService,
    private storage: Storage,
    public wsChatMethodsService: WsChatMethodsService,
    public WsChatService: WsChatService,
    private AttachmentsService: AttachmentsService,
    private CameraService: CameraService,
    private sanitiser: DomSanitizer,
    private file: File,
    private platform: Platform,
    private fileOpener: FileOpener,
  ) {

    this.checkAudioPermission()
  }

  ngOnChanges(changes: SimpleChanges): void {
    this.wsChatMethodsService.getAllRooms();
    this.wsChatMethodsService.getDmRoom(this.roomId).loadHistory({})

    this.wsChatMethodsService.getDmRoom(this.roomId).scrollDown = this.scrollToBottomClicked

    this.wsChatMethodsService.openRoom(this.roomId)

    this.wsChatMethodsService.getDmRoom(this.roomId).uploadAttachment = async (formData) => {
      let guid: any = await this.AttachmentsService.uploadFile(formData).toPromise()
    }

    this.showAvatar = false

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

    this.deleteRecording()

  }

  async checkAudioPermission() {
    const permissionStatus = await navigator.permissions.query({ name: 'microphone' } as any)



    this.audioPermissionStatus = permissionStatus.state

    permissionStatus.onchange = (data: any) => {
      // 
      // 
    }

  }

  ngOnInit() {
    this.wsChatMethodsService.getAllRooms();
    this.chatService.refreshtoken();
    this.scrollToBottom();
    this.getChatMembers();

    this.deleteRecording();
    this.loadFiles();
  }


  onPressingMessage() {
    const gesture = this.gestureController.create({
      el: this.messageContainer.nativeElement,
      gestureName: 'long-press',
      onStart: ev => {
        this.longPressActive = true;

      },
      onEnd: ev => {
        this.longPressActive = false;

      }
    });
  }

  load = () => {
    this.checktimeOut = true;
    this.getChatMembers();
  }


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

  scrollToBottom = () => {
    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;
      //this.scrollingOnce = false;
    } catch (err) { }
  }

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

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

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

      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) { }


    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}`);
      }
    });
  }

  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!');
    }
  }

  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
        this.storage.set('fileName', fileName);
        this.storage.set('recordData', result).then(() => {

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

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

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

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

  openBookMeetingComponent() {
    let data = {
      roomId: this.roomId,
      members: this.members
    }
    this.openNewEventPage.emit(data);
  }

  showDateDuration(start: any) {
    return this.timeService.showDateDuration(start);
  }

  async goToEvent(event: 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: event.id,
        CalendarId: event.calendarId
      },
      cssClass: classs,
    });
    await modal.present();
    modal.onDidDismiss().then((res) => {

    });
  }

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


  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 {
        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.getDmRoom(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();
  }


  deleteMessage(msgId: string, msg: MessageService) {
    this.wsChatMethodsService.getDmRoom(this.roomId).sendDeleteRequest(msgId)
  }

  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 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();
  }

  getChatMembers() {
    // 

    //this.showLoader = true;
    this.chatService.getMembers(this.roomId).subscribe(res => {
      this.members = res['members'];
      this.dmUsers = res['members'].filter(data => data.username != this.sessionStore.user.UserName)
      this.showLoader = false;
    });
  }

  async openMessagesOptions(ev: any) {
    const popover = await this.popoverController.create({
      component: MessagesOptionsPage,
      componentProps: {
        roomId: this.dm._id,
      },
      cssClass: 'messages-options',
      event: ev,
      translucent: true,
    });
    return await popover.present();
  }

  async addContacts() {
    const modal = await this.modalController.create({
      component: ContactsPage,
      componentProps: {},
      cssClass: 'contacts',
      backdropDismiss: false
    });

    await modal.present();

    modal.onDidDismiss();
  }

  openSendMessageOptions(ev?: any) {
    if (window.innerWidth < 701) {

      this.openChatOptions(ev);
    }
    else {

      this._openChatOptions();
    }
  }

  async openChatOptions(ev: any) {
    const popover = await this.popoverController.create({
      component: ChatOptionsPopoverPage,
      cssClass: 'chat-options-popover',
      event: ev,
      translucent: true
    });
    return await popover.present();
  }



  async _openMessagesOptions() {

    const enterAnimation = (baseEl: any) => {
      const backdropAnimation = this.animationController.create()
        .addElement(baseEl.querySelector('ion-backdrop')!)
        .fromTo('opacity', '0.01', 'var(--backdrop-opacity)');

      const wrapperAnimation = this.animationController.create()
        .addElement(baseEl.querySelector('.modal-wrapper')!)
        .keyframes([
          { offset: 0, opacity: '1', right: '-100%' },
          { offset: 1, opacity: '1', right: '0px' }
        ]);

      return this.animationController.create()
        .addElement(baseEl)
        .easing('ease-out')
        .duration(500)
        .addAnimation([backdropAnimation, wrapperAnimation]);
    }

    const leaveAnimation = (baseEl: any) => {
      return enterAnimation(baseEl).direction('reverse');
    }


    const modal = await this.modalController.create({
      enterAnimation,
      leaveAnimation,
      component: MessagesOptionsPage,
      cssClass: 'model profile-modal search-submodal',
      componentProps: {
        roomId: this.roomId,
      }
    });
    return await modal.present();
  }


  async takePictureMobile() {

    const roomId = this.roomId

    const file = await Camera.getPhoto({
      quality: 90,
      // allowEditing: true,
      resultType: CameraResultType.Base64,
      source: CameraSource.Camera
    });

    const response = await fetch('data:image/jpeg;base64,' + file.base64String!);
    const blob = await response.blob();

    const formData = new FormData();
    formData.append("blobFile", blob);

    this.wsChatMethodsService.getDmRoom(roomId).send({
      file: {
        "type": "application/img",
        "guid": '',
      },
      temporaryData: formData,
      attachments: [{
        "title": file.path,
        // "image_url": "",
        //"image_url": 'data:image/jpeg;base64,' + file.base64String,
        "text": "description",
        "title_link_download": false,
      }]
    })

  }

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

  }

  async addImage() {
    this.addFileToChatMobile(['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;
      const roomId = this.roomId

      if (data.selected) {

        this.wsChatMethodsService.getDmRoom(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_download": true,
            "type": "webtrix",
            "text": res.data.selected.DocTypeDesc,
            "thumb_url": "https://static.ichimura.ed.jp/uploads/2017/10/pdf-icon.png",
          }],
        })


      }
    });
  }

  async addFileToChatMobile(types: typeof FileType[]) {
    const roomId = this.roomId

    const file = await Camera.getPhoto({
      quality: 90,
      // allowEditing: true,
      resultType: CameraResultType.Base64,
      source: CameraSource.Photos
    });

    //const imageData =  await this.fileToBase64Service.convert(file)
    //

    const response = await fetch('data:image/jpeg;base64,' + file.base64String!);
    const blob = await response.blob();

    const formData = new FormData();
    formData.append("blobFile", blob);

    this.wsChatMethodsService.getDmRoom(roomId).send({
      file: {
        "type": "application/img",
        "guid": ''
      },
      temporaryData: formData,
      attachments: [{
        "title": file.path,
        //"image_url": 'data:image/jpeg;base64,' + file.base64String,
        "text": "description",
        "title_link_download": false,
      }]
    })

  }



  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.getDmRoom(roomId).send({
        file: {
          "type": file.type,
          "guid": '',
        },
        attachments: [{
          "title": file.name,
          "name": file.name,
          //"image_url": res,
          // "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) {

      };
    });

  }


  bookMeeting() {
    let data = {
      roomId: this.roomId,
      members: this.members
    }
    this.openNewEventPage.emit(data);
  }


  chatsend() {

  }

  async _openChatOptions() {
    const roomId = this.roomId;


    const enterAnimation = (baseEl: any) => {
      const backdropAnimation = this.animationController.create()
        .addElement(baseEl.querySelector('ion-backdrop')!)
        .fromTo('opacity', '0.01', 'var(--backdrop-opacity)');

      const wrapperAnimation = this.animationController.create()
        .addElement(baseEl.querySelector('.modal-wrapper')!)
        .keyframes([
          { offset: 0, opacity: '1', right: '-100%' },
          { offset: 1, opacity: '1', right: '0px' }
        ]);

      return this.animationController.create()
        .addElement(baseEl)
        .easing('ease-out')
        .duration(500)
        .addAnimation([backdropAnimation, wrapperAnimation]);
    }

    const leaveAnimation = (baseEl: any) => {
      return enterAnimation(baseEl).direction('reverse');
    }

    const modal = await this.modalController.create({
      enterAnimation,
      leaveAnimation,
      component: ChatOptionsFeaturesPage,
      cssClass: 'model profile-modal search-submodal',
      componentProps: {
        roomId: this.roomId,
        members: this.members,
      }
    });
    await modal.present();
    modal.onDidDismiss().then(async (res) => {



      if (res['data'] == 'meeting') {
        //this.closeAllDesktopComponents.emit();
        let data = {
          roomId: this.roomId,
          members: this.members
        }
        this.openNewEventPage.emit(data);
      }
      else if (res['data'] == 'take-picture') {

        this.takePictureMobile()

      }
      else if (res['data'] == 'add-picture') {

        this.addImage()

      }
      else if (res['data'] == 'add-document') {

        this.addFile()

      }
      else if (res['data'] == 'documentoGestaoDocumental') {

        this.addFileWebtrix()

        this.showLoader = false;
      }

    });
  }




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

  pdfPreview() {
    const options: DocumentViewerOptions = {
      title: 'My App'
    };
    DocumentViewer.viewDocument
  }

  async audioPreview(msg) {

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

  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;
  }

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

  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);
    }
  }

  openFile(pdfString, filename, type) {
    const blob = this.b64toBlob(pdfString, type)
    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, type)
          .then(() => { })
          .catch(e => console.error(e))
      })
      .catch(e => console.error(e))
  }

  async openPreview(msg) {


    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')) {

          console.log(msg)
          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("file", str)
          }


        } else {
          this.openFile(str, msg.attachments[0].name, msg.file.type);
        }



      }
    }

  }

  start(track) {
    if (this.audioPlay) {
      this.audioPlay.stop();
    }
    this.audioPlay = new Howl({
      src: [track.changingThisBreaksApplicationSecurity],
      onplay: () => {
        console.log('audio play')
        this.isPlaying = true;
        this.updateProgress()
      },
      onend: () => {
        console.log('audio end')
        this.isPlaying = false;
        clearTimeout(this.audioTimer)
        this.audioProgress = 0

      },
    })
    this.audioPlay.play();
  }

  togglePlayer(pause) {
    this.isPlaying = !pause;
    if (pause) {
      this.audioPlay.pause();
    } else {
      this.audioPlay.play();
    }
  }

  seek() {
    let newValue = +this.range.value;
    let duration = this.audioPlay.duration();
    this.audioPlay.seek(duration * (newValue / 100));
  }

  updateProgress() {
    let seek = this.audioPlay.seek();
    this.audioProgress = (seek / this.audioPlay.duration()) * 100 || 0;
    console.log(this.audioDuration)
    this.audioTimer = setTimeout(() => {
      this.updateProgress()
    }, 1000)
  }

  async getRoomInfo() {
    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;
    }
  }


}