import { Component, OnInit } from '@angular/core';
import { AnimationController, ModalController, Platform } from '@ionic/angular';
import { FingerprintPage } from 'src/app/shared/fingerprint/fingerprint.page';
import { PinPage } from 'src/app/shared/pin/pin.page';
import { SessionStore } from 'src/app/store/session.service';
import { environment } from 'src/environments/environment';
import { BackgroundService } from 'src/app/services/background.service';
import { ThemeService } from 'src/app/services/theme.service';
import { CameraSource } from '@capacitor/camera';
import { StorageService } from 'src/app/services/storage.service';
import { CameraService } from 'src/app/infra/camera/camera.service';
import { ToastService } from 'src/app/services/toast.service';
import { HttpErrorHandle } from 'src/app/services/http-error-handle.service';
import { TracingType, XTracerAsync } from 'src/app/services/monitoring/opentelemetry/tracer';
import { UserRepositoryService } from 'src/app/module/user/data/user-repository.service';
import { isHttpError } from 'src/app/services/http.service';
import { UserProfilePicture } from 'src/app/module/user/data/datasource/user-local-repository.service';
import { Observable } from 'rxjs';

@Component({
  selector: 'app-edit-profile',
  templateUrl: './edit-profile.page.html',
  styleUrls: ['./edit-profile.page.scss'],
})
export class EditProfilePage implements OnInit {

  SessionStore = SessionStore
  production = environment.production
  environment = environment
  capturedImage: any;
  capturedImageTitle = '';
  profilePicture = "";

  profilePictureSubject: Observable<UserProfilePicture>
  camecaIcons = false

  constructor(private modalController: ModalController,
    private animationController: AnimationController,
    public platform: Platform,
    private BackgroundService: BackgroundService,
    public ThemeService: ThemeService,
    private storageService: StorageService,
    private CameraService: CameraService,
    private toastService: ToastService,
    private httpErrorHandle: HttpErrorHandle,
    private UserRepositoryService: UserRepositoryService

  ) {
    this.profilePictureSubject = this.UserRepositoryService.getProfilePictureLive() as any
  }

  ngOnInit() {
    setTimeout(() => {
      this.camecaIcons = true
    }, 100)
    this.getProfilpictureFromStorage();
  }
  getProfilpictureFromStorage() {
    this.storageService.get(this.SessionStore.user.RoleID.toString()).then((picture) => {
      if(picture) {
        this.profilePicture = picture
      } else {
        this.profilePicture = "";
      }
      /* console.log(picture) */
    }).catch((error) => {
      this.profilePicture = "";
    })
  }


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

  async addPin() {
    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: PinPage,
      cssClass: 'model profile-modal',
      componentProps: {
      }
    });

    modal.present();
  }

  async addFingerprint() {
    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: FingerprintPage,
      cssClass: 'model profile-modal',
      componentProps: {
      }
    });

    modal.present();
  }

  LoginPreferenceMethod(type: 'None' | 'Password' | 'Pin' | null) {

    if (this.SessionStore.user.LoginPreference != type) {
      if (type) {
        this.SessionStore.setLoginPreference(type)
      }
    } else {
      this.SessionStore.setLoginPreference('None')
    }

  }

  changeTheme(name) {
    this.ThemeService.setTheme(name)
    this.BackgroundService.paint();
  }

  CameraSource = CameraSource
  @XTracerAsync({name:'edit-profile/takePicture', bugPrint: true})
  async uploadPicture(source: CameraSource, tracing?: TracingType) {

    const capturedImage = await this.CameraService.takePicture({
      width: 250,
      height: 250,
      quality: 100,
      source: source
    }, tracing)

    if(capturedImage.isOk()) {

      this.capturedImage = capturedImage.value;
      var object = {
        "ImageBase64": this.capturedImage
      }

      tracing.addEvent('serialize image')

      const guid = await this.UserRepositoryService.addUserProfilePhoto(object)


      if(guid.isOk()) {
        tracing.addEvent('upload image')

        const base = await this.UserRepositoryService.getUserProfilePhoto(guid.value, tracing)

        if(base.isOk()) {
          tracing.addEvent('download image')
          this.profilePicture = 'data:image/jpeg;base64,' + base.value;

          tracing.setAttribute("picture.save", "true")

        } else {
          if(!isHttpError(base.error)) {
            this.toastService._badRequest('Pedimos desculpa mas não foi possível executar a acção. Por favor, contacte o apoio técnico.')
          } else {
            this.httpErrorHandle.httpStatusHandle(base.error)
          }
        }
      } else {

        if(!isHttpError(guid.error)) {
          this.toastService._badRequest('Pedimos desculpa mas não foi possível executar a acção. Por favor, contacte o apoio técnico.')
        } else {
          this.httpErrorHandle.httpStatusHandle(guid.error)
        }
      }

    }

  }


  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;
  }

  dataURItoBlob(dataURI) {
    // convert base64 to raw binary data held in a string
    // doesn't handle URLEncoded DataURIs - see SO answer #6850276 for code that does this
    var byteString = atob(dataURI.split(',')[1]);

    // separate out the mime component
    var mimeString = dataURI.split(',')[0].split(':')[1].split(';')[0]

    // write the bytes of the string to an ArrayBuffer
    var ab = new ArrayBuffer(byteString.length);

    // create a view into the buffer
    var ia = new Uint8Array(ab);

    // set the bytes of the buffer to the correct values
    for (var i = 0; i < byteString.length; i++) {
      ia[i] = byteString.charCodeAt(i);
    }

    // write the ArrayBuffer to a blob, and you're done
    var blob = new Blob([ab], { type: mimeString });
    return blob;

  }

}