// 判断用户是否安装了app
export const checkInstalledApp = (pkg_name) => {
  const pkg = require('@system.package')
  return new Promise((resolve,reject)=>{
    pkg.hasInstalled({
      package: pkg_name,
      success: function (data) {
        resolve(data.result) //返回true、false
      },
      fail: function (data, code) {
        reject(code)
      }
    })
  })
}

let pkg = 'com.newsqq.fda' // 传入包名
let deep_link = '' // 跳转到app的地址
let params = {}

checkInstalledApp(pkg).then(hasInstalledApp=>{
    // 用户已经安装了app, deep_link直接跳转
    if(hasInstalledApp && deep_link){
      params = {uri:deep_link}
    }else{ // 否则跳转到H5地址
      params = {
        uri:'Webview',//对应于manifest中的配置
        params:{
          url,
          title:goods_name
        }
      }
    }
    this.$app.$def.router.push(params)
})