import RNTest from './react-native-testkit/'
import React from 'react'
import RNFetchBlob from 'react-native-fetch-blob'
import Timer from 'react-timer-mixin'

import {
  StyleSheet,
  Text,
  View,
  ScrollView,
  CameraRoll,
  Platform,
  Dimensions,
  Image,
} from 'react-native';

const fs = RNFetchBlob.fs
const { Assert, Comparer, Info, prop } = RNTest
const describe = RNTest.config({
  group : '0.7.0',
  run : true,
  expand : true,
  timeout : 300000000,
})
const { TEST_SERVER_URL, TEST_SERVER_URL_SSL, DROPBOX_TOKEN, styles } = prop()
const  dirs = RNFetchBlob.fs.dirs

let prefix = ((Platform.OS === 'android') ? 'file://' : '')
let bigfile = null

describe('Upload and download large file', (report, done) => {
  let filename = Platform.OS+'-0.7.0-22mb-dummy-' + Date.now()
  let begin = -1
  let begin2 = -1
  let deb = Date.now()
  RNFetchBlob.config({
    fileCache : true
  })
  .fetch('GET', `${TEST_SERVER_URL}/public/22mb-dummy`)
  .progress((now, total) => {
    if(begin === -1)
      begin = Date.now()
    if(Date.now() - deb < 1000)
      return
    deb = Date.now()
    report(<Info uid="200" key="progress">
      <Text>
        {`download ${now} / ${total} bytes (${Math.floor(now / (Date.now() - begin))} kb/s)`}
      </Text>
    </Info>)
  })
  .then((res) => {
    bigfile = res.path()
    done()
  })
  // .then((res) => {
  //   bigfile = res.path()
  //   try {
  //   deb = Date.now()
  //   let promise =  RNFetchBlob.fetch('POST', 'https://content.dropboxapi.com/2/files/upload', {
  //     Authorization : `Bearer ${DROPBOX_TOKEN}`,
  //     'Dropbox-API-Arg': '{\"path\": \"/rn-upload/'+filename+'\",\"mode\": \"add\",\"autorename\": true,\"mute\": false}',
  //     'Content-Type' : 'application/octet-stream',
  //   }, RNFetchBlob.wrap(res.path()))
  //   promise.uploadProgress((now, total) => {
  //     if(Date.now() - deb < 1000)
  //       return
  //     deb = Date.now()
  //     if(begin2 === -1)
  //       begin2 = Date.now()
  //     let speed = Math.floor(now / (Date.now() - begin2))
  //     report(<Info uid="100"  key="progress">
  //       <Text>
  //         {`upload ${now} / ${total} bytes (${speed} kb/s)`}
  //         {` ${Math.floor((total-now)/speed/1000)} seconds left`}
  //       </Text>
  //     </Info>)
  //   })
  //   return promise
  // } catch(err) { console.log(err) }
  // })
  // .then((res) => {
  //   report(<Assert
  //     key="upload should success without crashing app"
  //     expect={filename}
  //     actual={res.json().name}/>)
  //   done()
  // })
})

describe('cancel task should work properly', (report, done) => {
  let filename = Platform.OS+'-0.7.0-cancel-test-22mb-dummy-' + Date.now()
  let bytesWitten = 0
  let deb = Date.now()
  let begin = -1
  let promise =  RNFetchBlob.fetch('POST', 'https://content.dropboxapi.com/2/files/upload', {
    Authorization : `Bearer ${DROPBOX_TOKEN}`,
    'Dropbox-API-Arg': '{\"path\": \"/rn-upload/'+filename+'\",\"mode\": \"add\",\"autorename\": true,\"mute\": false}',
    'Content-Type' : 'application/octet-stream',
  }, RNFetchBlob.wrap(bigfile))
  promise.uploadProgress((now, total) => {
    bytesWitten = now
    if(Date.now() - deb < 1000)
      return
    deb = Date.now()
    if(begin === -1)
      begin = Date.now()
    let speed = Math.floor(now / (Date.now() - begin))
    report(<Info uid="100"  key="progress">
      <Text>
        {`upload ${now} / ${total} bytes (${speed} kb/s)`}
        {` ${Math.floor((total-now)/speed/1000)} seconds left`}
      </Text>
    </Info>)
  })
  let checkpoint1 = 0
  Timer.setTimeout(() => {
    promise.cancel()
  }, 5000)
  Timer.setTimeout(() => {
    checkpoint1 = bytesWitten
  }, 6000)
  Timer.setTimeout(() => {
    report(<Assert key="data should not write to stream after task is canceled"
      expect={checkpoint1}
      actual={bytesWitten}/>)
    done()
  }, 10000)
  promise.then((res) => {
    report(
      <Assert key="task not canceled"
        expected={false}
        actual={true}/>)
  })
  promise.catch((resp) => {
    report(<Assert key="task cancelled rejection should be catachable"
      expect={true}
      actual={true}/>)
  })
})