@flyriselink/pai-sp-mobile/components/sp-uploader/tool/index.js

pai-sp-mobile 组件库

import { imageBase64 } from './imageBase64.js'

export function suffixImg(s) {
  return imageBase64(fileType(s))
}

export function deleteImg(s) {
  return imageBase64('delete')
}

function fileType(s) {
  let type = 'unknow'
  if (s == '') {
    type = 'unknow'
  } else if (s == '.jpg' || s == '.jpeg') {
    type = 'jpg'
  } else if (s == '.png') {
    type = 'png'
  } else if (s == '.gif') {
    type = 'gif'
  } else if (s == '.svg') {
    type = 'svg'
  } else if (s == '.doc' || s == '.docx' || s == '.rtf') {
    type = 'doc'
  } else if (s == '.xls' || s == '.xlsx') {
    type = 'xls'
  } else if (s == '.ppt' || s == '.pptx') {
    type = 'ppt'
  } else if (s == '.pdf') {
    type = 'pdf'
  } else if (s == '.txt') {
    type = 'txt'
  } else if (s == '.apk') {
    type = 'apk'
  } else if (s == '.ai') {
    type = 'ai'
  } else if (s == '.avi') {
    type = 'avi'
  } else if (s == '.eps') {
    type = 'eps'
  } else if (s == '.html') {
    type = 'html'
  } else if (s == '.mp3') {
    type = 'mp3'
  } else if (s == '.mp4') {
    type = 'mp4'
  } else if (s == '.psd') {
    type = 'psd'
  } else if (s == '.ttf') {
    type = 'ttf'
  } else if (s == '.zip') {
    type = 'zip'
  }
  return type
}

//封装xhr
export const xhrRequest = (options = {}) => {
  const { url, method = "GET", onProgress, data = null } = options
  return new Promise((resolve) => {
    //创建xhr对象
    const xhr = new XMLHttpRequest()
    //监听状态改变
    xhr.addEventListener("readystatechange", () => {
      if (xhr.readyState === xhr.DONE) {
        resolve(xhr.response)
        // resolve(xhr.responseText)
      }
    })

    //下载监听进度
    xhr.addEventListener("progress", (e) => {
      //进度根据loaded和total的返回值进行动画显示
      // console.log(e.loaded, e.total)
      onProgress &&
        onProgress({
          loaded: e.loaded,
          total: e.total,
        })
    })
    //上传监听进度与下载类似
    xhr.upload.addEventListener("progress", (e) => { })
    //发起http请求
    xhr.responseType = 'blob'
    xhr.open(method, url, true)
    xhr.send(data)
  })
}