import { Injectable } from '@angular/core';
import { Message } from 'src/app/models/chatMethod';
import { Storage } from '@ionic/storage';
import { SessionStore } from 'src/app/store/session.service';
import { capitalizeTxt } from 'src/plugin/text'
import { NfService } from 'src/app/services/chat/nf.service'
import { WsChatService } from 'src/app/services/chat/ws-chat.service';
import { environment } from 'src/environments/environment';
import { showDateDuration } from 'src/plugin/showDateDuration';
@Injectable({
  providedIn: 'root'
})
export class MessageService {

  customFields
  channels = []
  mentions = []
  msg = ''
  rid = ''
  ts = {}
  u = {}
  t = ''
  _id  =''
  _updatedAt
  file
  attachments
  offline = true
  displayType = ''
  temporaryData: any = {}
  hasFile = false
  hasSendAttachment = false
  sendAttempt = 0
  uploadingFile = false
  errorUploadingAttachment = false
  loadHistory = false
  duration = ''
  localReference = null

  constructor(private storage: Storage,
    private NfService: NfService,
    private WsChatService: WsChatService) {
  }

  setData({customFields, channels, mentions, msg ,rid ,ts, u, t, _id, _updatedAt, file, attachments, temporaryData, localReference}:Message) {
    this.customFields = customFields
    this.channels = channels || []
    this.mentions = mentions || []
    this.msg = msg || ""
    this.rid = rid
    this.ts = ts
    this.u = u || { name: this.usernameToDisplayName(SessionStore.user.RochetChatUser), username: SessionStore.user.RochetChatUser, _id: ""}
    this.t = t
    this._id = _id
    this._updatedAt = _updatedAt || new Date().getTime()
    this.file = file
    this.attachments = attachments
    this.temporaryData = temporaryData
    this.localReference = localReference || null

    if(!this.ts) {
      this.offline = true
    } else {
      this.offline = false
    }

    if (this.file) {
      if(this.file.type) {
        if(typeof(this.file.type) == 'string') {
          this.hasFile = true
        }
      }
    }

    if(this.hasFile) {
      this.getFileFromDb()
      if(this.file.type != 'application/webtrix') {
        this.displayType = this.file.type.replace('application/','').toUpperCase()
      }
    }

    this.calDateDuration()
  }

  private usernameToDisplayName(username) {

    const firstName = capitalizeTxt(username.split('.')[0])
    const lastName =  capitalizeTxt(username.split('.')[1])
    return firstName + ' ' + lastName
  }

  getFileFromDb() {

    if(this.hasFile) {
      if (this.file.guid) {
        this.storage.get(this.file.guid).then((image) => {
          if(image != null) {
            this.file.image_url = image
          }
        });
      }
    }
  }

  async send(): Promise<any> {

    this.sendAttempt++;

    if(!this.hasFile) {
      this.WsChatService.send({roomId:this.rid, msg:this.msg, requestId: this.localReference}).then(({message, requestId}) => {
        let ChatMessage = message.result

        if (environment.chatOffline) {   
          
          this.redefinedMessage(ChatMessage)
          alert('redifie')
          this.offline = false
        }

        return new Promise((resolve, reject)=>{
          resolve(ChatMessage)
        })
      })
    } else {

      this.uploadingFile = true

      let  uploadSuccessfully = false
      if(this.hasSendAttachment == false) {
        uploadSuccessfully = await this.NfService.beforeSendAttachment(this)
      }

      this.uploadingFile = false

      if(uploadSuccessfully || this.hasSendAttachment == false) {
        this.hasSendAttachment = true
        this.errorUploadingAttachment = false
        this.temporaryData = {}

        alert('to send')
        this.WsChatService.send({roomId:this.rid, msg: this.msg, attachments: this.attachments, file: this.file, requestId: this.localReference}).then(({message, requestId}) => {
          alert('receive11')
          console.log('message', message)
          let ChatMessage = message.result

          if (environment.chatOffline) {  
            this.redefinedMessage(ChatMessage)
            this.offline = false
          }

          return new Promise((resolve, reject)=>{
            resolve(ChatMessage)
          })
        })
      } else if(this.WsChatService.isLogin == false) {

        this.WsChatService.registerCallback({
          type: 'reConnect',
          funx: async ()=> {
            return await this.send()
          }
        })

      } else if(uploadSuccessfully == false) {
        this.errorUploadingAttachment = true

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

    }
  }

  redefinedMessage(ChatMessage) {
    ChatMessage = this.NfService.fix_updatedAt(ChatMessage)
    this.setData(ChatMessage)
  }


  async downloadFileMsg() {
    const result =  await this.NfService.beforeSendAttachment(this)
    if(result) {

    }

  }

  private calDateDuration(date = null) {
    this.duration = showDateDuration(date || this._updatedAt);
  }


}