import { Base64 } from 'js-base64'

export const wxInfo = wx.getSystemInfoSync()
export const mpInfo = wx.getAccountInfoSync()
export const miniProgramVersion = mpInfo.miniProgram.version || '1.0.0'

// 获取微信小程序token
export const getWxToken = async() => {
  return new Promise(resolve => {
    wx.showLoading({ title: '加载中' })
    wx.getStorage({
      key: 'user_info',
      async success(res) {
        if (res.data.token) {
          wx.hideLoading()
          const envParams = { linktoken: 'miniProgram' }
          // 获取经纬度
          const locationDataObj = wx.getStorageSync('locationData')
          if (locationDataObj) Object.assign(envParams, { ...locationDataObj })

          // 获取小程序启动时的参数
          const launchOptions = wx.getStorageSync('launch_options')
          if (launchOptions) Object.assign(envParams, { wxXcxLaunchOptions: launchOptions })
         
          // 获取系统信息
          Object.assign(envParams, {
            phoneType: wxInfo.model,
            devType: wxInfo.platform === 'ios' ? 0 : 1,
            devOS: wxInfo.platform,
            devOSVersion: wxInfo.system,
            devVersion: wxInfo.version,
            appVersion: miniProgramVersion.replace(/\./g, '')
          })
          
          const extendParams = {
            lzCode: 'CJTG_XCX_LZ',
            uniqueCode: res.data.uniqueCode,
            userName: res.data.userName,
            userId: res.data.userId,
            token: res.data.token
          }
          wx.getStorage({
            key: 'unique_code',
            success(res) {
              if (res) {
                Object.assign(extendParams, { uniqueCode: res })
              }
            }
          })
          const obj = { envParams, extendParams }
          const returnDataValue = encodeURIComponent(Base64.encode(JSON.stringify(obj)))
          resolve(returnDataValue)
        }
      },
      fail() {
        wx.hideLoading()
        wx.navigateTo({ url: '/pages/login/index' })
      }
    })
  })
}

// 跳转H5页面
export const onGoH5Page = (params: any) => {
  // url跳转链接，is_need_login是否需要登录：true是、false否，type页面类型：third三方
  const { type, url, is_need_login } = params
  if (is_need_login) {
    getWxToken().then((res: any) => {
      if (res) {
        const targetUrl = `${url}${/\?/.test(url) ? '&' : '?'}returnData=${res}`
        wx.navigateTo({ url: `/pages/H5/index?url=${encodeURIComponent(targetUrl)}` })
      }
    })
  } else {
    if (type === 'third') {
      wx.navigateTo({ url: `/pages/H5/index?url=${encodeURIComponent(url)}` })
    } else {
      const targetUrl = `${url}${/\?/.test(url) ? '&' : '?'}jumpData=${encodeURIComponent(Base64.encode(JSON.stringify({ is_need_login: false })))}`
      wx.navigateTo({ url: `/pages/H5/index?url=${encodeURIComponent(targetUrl)}` })
    }
  }
}