import { Injectable } from '@angular/core';
import { HttpErrorHandle } from 'src/app/services/http-error-handle.service';
import { PublicationsService } from 'src/app/services/publications.service';
import { ToastService } from 'src/app/services/toast.service';
import { PublicationFolderService } from 'src/app/store/publication-folder.service';
import { Chunks, ChunksBase64, IOUploadError, PublicationAttachmentEntity, PublicationFormModel, UploadFileUseCase } from './upload-streaming.service';
import { ObjectMergeNotification } from 'src/app/services/socket-connection-mcr.service';
import { v4 as uuidv4 } from 'uuid'
import { Result } from 'neverthrow';
import { IPublicationFormModelEntity } from '../new-publication/interface/interface';
import { CMAPIService } from "src/app/shared/repository/CMAPI/cmapi.service"
import { App } from '@capacitor/app';
import { ModalController, NavParams, Platform, LoadingController } from '@ionic/angular';
import { Router } from '@angular/router';

enum ActionType {
  newRapid = "1",
  new = "2",
  edit = "3"
}

@Injectable({
  providedIn: 'any'
})
export class PublicationFromMvService {

  id: string  = uuidv4()
  private UploadFileUseCase = new UploadFileUseCase()
  form = new PublicationFormModel()
  ObjectMergeNotification =  new ObjectMergeNotification()
  totalPercentage = 0
  publicationType: ActionType
  folderId: string



  constructor(
    private publications: PublicationsService,
    private toastService: ToastService,
    private httpErroHandle: HttpErrorHandle,
    public PublicationFolderService: PublicationFolderService,
    private CMAPIService: CMAPIService,
    public publicationFolderService: PublicationFolderService,
    private platform: Platform,
    private modalController: ModalController,
    private router: Router,
  ) {}


  clear() {

    this.id  = uuidv4()
    this.UploadFileUseCase = new UploadFileUseCase()
    this.form = new PublicationFormModel()
    this.ObjectMergeNotification =  new ObjectMergeNotification()
    this.totalPercentage = 0

    this.ObjectMergeNotification.connect();

    window['upload-header-set-add'](this.id, this.totalPercentage, this.save)
  }

  cancel() {
    window['upload-header-set-remove'](this.id)
  }


  setFolderId(folderId) {
    this.folderId = folderId
  }

  save = async() => {

    const needChunk = this.needToUploadChunk()

    if (this.publicationType == ActionType.edit) {

      if (this.form.Files.length >= 1) {
        // const loader = this.toastService.loading()

        this.form.send = true
        const upload = await this.uploadVideosFiles()

        console.log('release chunks')


        const needChunk = this.needToUploadChunk()
        if(needChunk.length == 0 ) {
          window['upload-header-set-percentage'](this.id, 50)
        } else {
          window['upload-header-set-percentage'](this.id, 100)
        }

        if(upload) {
          this.form.Files = this.form.Files.map((e:PublicationAttachmentEntity) => {
            if(e.FileType == 'video' && e.toUpload) {
              e.OriginalFileName = e?.chucksManager?.path?.replace(".mp4", "") || e.OriginalFileName
              e.FileExtension =   e.FileExtension || "mp4"
            }
            return e
          })

        }

        const publication: any = Object.assign({}, this.form)

        publication.Files = publication.Files.map( (e:PublicationAttachmentEntity) => ({
          FileBase64: e.url,
          FileExtension: e.FileExtension,
          OriginalFileName:  e.OriginalFileName || 'foto'
        }))

        publication.ProcessId = this.folderId

        if(this.form.cancel) {
          window['upload-header-set-remove'](this.id);
          return false
        }

        try {

          const response = await this.publications.UpdatePublication(publication.ProcessId, publication).toPromise()

          if (this.form.cancel  == false) {
            this.httpErroHandle.httpsSucessMessagge('Editar publicação')
          }

          this.publicationFolderService.getPublicationsIds(this.folderId)
          window['upload-header-set-remove'](this.id);

          // this.goBack();

        } catch (error) {

          this.httpErroHandle.httpStatusHandle(error)
          if (error.status == 404) {
            this.PublicationFolderService.deletePost(this.form.ProcessId, this.form.DocumentId)
          } else {
            window['upload-header-set-retry'](this.id)
          }
        } finally {
          // loader.remove()
        }


      } else {
        this.toastService._badRequest("É necessário adicionar uma imagem ou vídeo")
      }


    }
    else {
      let time = new Date()
      if (this.form.Files.length >= 1) {

        // const loader = this.toastService.loading()

        this.form.send = true
        const upload = await this.uploadVideosFiles()

        const needChunk = this.needToUploadChunk()
        if(needChunk.length ==0 ) {
          window['upload-header-set-percentage'](this.id, 50)
        } else {
          window['upload-header-set-percentage'](this.id, 100)
        }

        console.log('release chunk')

        if(upload) {
          this.form.Files = this.form.Files.map((e:PublicationAttachmentEntity) => {
            console.log({e})
            if(e.FileType == 'video' && e.toUpload) {
              e.OriginalFileName =  e?.chucksManager?.path?.replace(".mp4", "") || e.OriginalFileName
              e.FileExtension = e.FileExtension || "mp4"
              e.Base64 = ''
            }

            if(e.FileType == 'video'  && !e.toUpload) {
              e.Base64 = e.url
            }


            return e
          })
        }  else {
          window['upload-header-set-retry'](this.id)
          this.toastService._badRequest("ocorreu um erro ao enviar o ficheiro")
          return true
          // loader.remove()
        }



          const publication: any = Object.assign({}, this.form)

          publication.Files = publication.Files.map( (e:PublicationAttachmentEntity) => ({
            FileBase64: e.Base64,
            FileExtension: e.FileExtension,
            OriginalFileName:  e.OriginalFileName || 'foto'
          }))

          publication.DocumentId = null;
          publication.ProcessId = this.folderId

          if(this.form.cancel == true) {
            window['upload-header-set-remove'](this.id);
            return false
          }

          try {

            await this.publications.CreatePublication(publication.ProcessId, publication).toPromise()
            if (this.publicationType == '1') {
              this.httpErroHandle.httpsSucessMessagge('Criar publicação')
            } else if (this.publicationType == '2') {
              this.httpErroHandle.httpsSucessMessagge('Criar publicação')
            }

            // this.goBackToViewPublications.emit();
            window['upload-header-set-remove'](this.id);
            this.doneUpload()
            this.publicationFolderService.getPublicationsIds(this.folderId)
          } catch (error) {
            window['upload-header-set-retry'](this.id)
            this.httpErroHandle.httpStatusHandle(error)
          } finally {
            // loader.remove()
          }

      } else {

        this.toastService._badRequest("É necessário adicionar uma imagem ou vídeo")
      }

    }


    // this.PublicationHolderService.setPublication(this.publicationFormMV)

    this.ObjectMergeNotification.close()

  }

  doneUpload() {
    if (window["sharedContent"]) {

      if (this.platform.is('android')) {
        window["sharedContent"] = null;
      } else {
        window["sharedContent"] = null;
      }
    }
  }


  needToUploadChunk() {
    return this.form.Files.filter( e => e.FileType == "video" && e.toUpload)
  }


  setDataToFrom(data: IPublicationFormModelEntity) {
    this.form.setData(data)
  }

  private getVideoFiles() {
    return this.form.Files.filter( x => x.FileType == 'video')
  }

  async commit(PublicationAttachmentEntity: PublicationAttachmentEntity) {
    PublicationAttachmentEntity.chucksManager.doneChunkUpload()
    const mergeRequest = await this.ObjectMergeNotification.socket.commit(PublicationAttachmentEntity.chucksManager.path)

    if(mergeRequest.isOk()) {
      console.log("commit")
      PublicationAttachmentEntity.chucksManager.contentSetReady()
      return true
    } else {
      console.log('no commit')
      return false
    }
  }

  private upload(PublicationAttachmentEntity: PublicationAttachmentEntity) {

    return new Promise(async (resolve, reject)=> {

      if(!PublicationAttachmentEntity.hasChunkManger) {
        if(PublicationAttachmentEntity.hasBlob) {

          const fileBlob = PublicationAttachmentEntity.blobFile;
          const fileChunks = new Chunks({chunkSize: 50 })
          fileChunks.setFile(fileBlob)
          PublicationAttachmentEntity.setChunkManger(fileChunks)
        } else {
          const Base64 = PublicationAttachmentEntity.Base64;
          const fileChunks = new ChunksBase64({chunkSize: 1000 })
          fileChunks.setFile(Base64)
          PublicationAttachmentEntity.setChunkManger(fileChunks)
        }

        PublicationAttachmentEntity.chucksManager.updateTotalPercentageTrigger = () => {
          this.uploadPercentage()
        }

      }

      let attemp  = 0;
      let result: Result<true, IOUploadError>

      if( PublicationAttachmentEntity.chucksManager.isUploading == false && PublicationAttachmentEntity.chucksManager.doneUpload == false) {

        do {
          attemp++

          PublicationAttachmentEntity.chucksManager.clearManualRetry()
          PublicationAttachmentEntity.chucksManager.setUploading()
          result = await this.UploadFileUseCase.execute(PublicationAttachmentEntity)
          PublicationAttachmentEntity.chucksManager.clearUploading()

        } while (attemp<3 && result.isErr() && result.error == 'slow')


        if(result.isErr()) {
          PublicationAttachmentEntity.chucksManager.setManualRetry()
          resolve(false)
        } else {

          return await resolve(this.commit(PublicationAttachmentEntity))

        }

      } else if ( PublicationAttachmentEntity.chucksManager.contentReady == false) {
        console.log("try to send again")
        return await resolve(this.commit(PublicationAttachmentEntity))

      } else {
        console.log('already uploading')
        resolve(true)
      }

    })

  }

  uploadVideosFiles(): Promise<Boolean> {

    return new Promise((resolve, reject) => {

      // this.ObjectMergeNotification.socket.registerWhenConnected(() => {
        const videosFiles = this.getVideoFiles()

        window['upload-header-set-percentage'](this.id, 1)
        window['upload-header-remove-retry'](this.id);

        const videosFilesToUploads = videosFiles.filter( e => e.FileType == "video" && e.toUpload)

        const Promises: Promise<any>[] = []

        for(const file of videosFilesToUploads) {
          const promise = this.upload(file)
          Promises.push(promise)
        }

        console.log('Promises', Promises)

        // Use Promise.all to wait for all promises to resolve
        Promise.all(Promises)
        .then((results) => {
          // Check if every promise resolved successfully
          const allPromisesResolvedSuccessfully = results.every((result) => result == true);

          if (allPromisesResolvedSuccessfully) {
            console.log('All promises resolved successfully.');

            resolve(true)
          } else {
            window['upload-header-set-retry'](this.id);
            resolve(false)
            console.log('Some promises failed to resolve successfully.');
          }
        })
        .catch((error) => {
          resolve(false)
          console.error('An error occurred while resolving promises:', error);
        });
      //})

    })

  }

  uploadPercentage() {

    const videosFiles = this.getVideoFiles()
    const percentageArray = videosFiles.map((e) => e.chucksManager.calculatePercentage())


    // Check if the array is not empty
    if (percentageArray.length === 0) {
      window['upload-header-set-percentage'](this.id, this.totalPercentage)
      return 0;
    } else {
      console.log("===============!!==========================================")
      let sum = percentageArray.reduce((acc, percentage) => acc + percentage, 0);

      // Calculate the average percentage
      let averagePercentage = sum / percentageArray.length;

      this.totalPercentage = averagePercentage
      window['upload-header-set-percentage'](this.id, this.totalPercentage)
      return averagePercentage;
    }

  }
}