import { photoAccessHelper } from '@kit.MediaLibraryKit'
import fs from '@ohos.file.fs';
import { request, BusinessError } from '@kit.BasicServicesKit';
import { cameraPicker as picker, camera } from '@kit.CameraKit';
import { common } from '@kit.AbilityKit';
import preferencesUtils  from '../utils/preferences'
import { promptAction } from '@kit.ArkUI'
import { fileIo, fileUri } from '@kit.CoreFileKit'
import { VideoCompressor, CompressQuality, CompressorResponseCode } from '@ohos/videocompressor'

let mContext = getContext(this) as common.Context;
export interface uploadResult {
  code?: number
  msg?: string
  fileName?: string
  newFileName?: string
  url: string
  originalFilename?: string
}

// 选择一张图片
export async function selectImg(){
  // 1. 创建参数对象
  const opts = new photoAccessHelper.PhotoSelectOptions() // 创建参数对象
  opts.MIMEType = photoAccessHelper.PhotoViewMIMETypes.IMAGE_TYPE // 设置MIME类型
  opts.maxSelectNumber = 1 // 设置最大选择数量
  // 2. 创建选择器对象
  const photoPicker = new photoAccessHelper.PhotoViewPicker() // 创建选择器对象
  const photos = await photoPicker.select(opts) // 选择图片
  return photos.photoUris[0] // 返回图片路径
}

// 使用相机拍照
export async function cameraPickerImg() {
  let pathDir = getContext().cacheDir;
  let fileName = `${new Date().getTime()}`
  let filePath = pathDir + `/${fileName}.tmp`
  fileIo.createRandomAccessFileSync(filePath, fileIo.OpenMode.CREATE);
  let uri = fileUri.getUriFromPath(filePath);
  let pickerProfile: picker.PickerProfile = {
    cameraPosition: camera.CameraPosition.CAMERA_POSITION_BACK,
    saveUri: uri
  };
  try {
    let result: picker.PickerResult = await picker.pick(getContext(), [picker.PickerMediaType.PHOTO], pickerProfile);
    console.info(`picker resultCode: ${result.resultCode},resultUri: ${result.resultUri},mediaType: ${result.mediaType}`);
    return result.resultUri
  } catch (error) {
    let err = error as BusinessError;
    console.error(`the pick call failed. error code: ${err.code}`);
    return ''
  }
}

// 使用相机录像
export async function cameraPickerVideo() {
  let pathDir = getContext().cacheDir;
  let fileName = `${new Date().getTime()}`
  let filePath = pathDir + `/${fileName}.tmp`
  fileIo.createRandomAccessFileSync(filePath, fileIo.OpenMode.CREATE);
  let uri = fileUri.getUriFromPath(filePath);
  let pickerProfile: picker.PickerProfile = {
    cameraPosition: camera.CameraPosition.CAMERA_POSITION_BACK,
    saveUri: uri,
    videoDuration: 120
  };
  try {
    let result: picker.PickerResult = await picker.pick(getContext(), [picker.PickerMediaType.VIDEO], pickerProfile);
    console.info(`picker resultCode: ${result.resultCode},resultUri: ${result.resultUri},mediaType: ${result.mediaType}`);
    return result.resultUri
  } catch (error) {
    let err = error as BusinessError;
    console.error(`the pick call failed. error code: ${err.code}`);
    return ''
  }
}


// 视频解码压缩
export async function videoCompressMethod(selectFilePath: string) {
  let videoCompressor = new VideoCompressor();
  const data = await videoCompressor.compressVideo(getContext(), selectFilePath, CompressQuality.COMPRESS_QUALITY_LOW) // 分别对应3个压缩质量 COMPRESS_QUALITY_HIGH,COMPRESS_QUALITY_MEDIUM, COMPRESS_QUALITY_LOW
  if (data.code == CompressorResponseCode.SUCCESS) {
    //outputPath： 压缩后的文件地址
    console.log("videoCompressor HIGH message:" + data.message + "--outputPath:" + data.outputPath);
    return data.outputPath
  } else {
    console.log("videoCompressor HIGH code:" + data.code + "--error message:" + data.message);
    return ''
  }
}



// 拷贝图片路径到缓存
export async function copyCachePath(systemPhotoImagePath: string) {
  let cacheDir = getContext().cacheDir // 获取缓存目录
  let filetype = 'jpg' // 设置图片类型
  let filename = Date.now() + '.' + filetype // 设置图片名称
  let fullPath = cacheDir + '/' + filename // 设置图片路径
  const file = fs.openSync(systemPhotoImagePath, fs.OpenMode.READ_ONLY) // 打开图片

  fs.copyFileSync(file.fd, fullPath) // 复制图片

  return [fullPath, filename]
}

// 上传图片至服务器
export async function uploadFile() {
  // 1. 完成图片上传并获得上传对象
  try {
    let systemPhotoImagePath = await selectImg() // 选择图片
    // let systemPhotoImagePath = await cameraPickerImg() // 使用相机拍照
    if(systemPhotoImagePath === '' || systemPhotoImagePath === undefined || systemPhotoImagePath === null) return promptAction.showToast({message: '未选择图片'})
    const fileData: string[] = await copyCachePath(systemPhotoImagePath)
    let uploader = await request.uploadFile(getContext(),{ // 上传图片
      url:'http://xfwbzshd.crgx.net/common/upload', // 请求地址
      method:'POST', // 请求方式
      // 请求头
      header:{
        'Content-Type': 'multipart/form-data',
        'Authorization': preferencesUtils.get('XF_TOKEN', '') as string
      },
      files:[{ // 上传文件
        filename: fileData[1], // 文件名
        type: 'jpg', // 文件扩展名
        name:'file', // 接口参数名
        uri:`internal://cache/${fileData[1]}` // 缓存目录中的要上传给服务器的图片路径
      }],
      data:[]
    })
    return uploader
  } catch (error) {
    let err: BusinessError = error as BusinessError;
    console.error(`Invoke uploadFile failed, code is ${err.code}, message is ${err.message}`);
    return error
  }
}