icx-meum-vue-common-module/src/config/js-bridge.js

icx-meum-vue-common-module

/**
 * Created by wangbagang on 2017/4/11.
 */
import { STRING_APP_METHOD_REQUEST_WEB_CODE, STRING_DEVICE_TYPE_ANDROID, STRING_APP_LOGIN_SUCCESS, STRING_APP_APP_MALL_BUY_SUCCESS } from '../icx/const'
import { getDeviceType, checkIsNullOrEmpty, isMeumApp } from '../icx/utils'
import request from './http'

const JsBridge = function () {
  function setupWebViewJavascriptBridge (callback) {
    if (!isMeumApp()) {
      return
    }
    if (window.WebViewJavascriptBridge) {
      return callback(window.WebViewJavascriptBridge)
    }

    if (getDeviceType() === STRING_DEVICE_TYPE_ANDROID) {
      document.addEventListener('WebViewJavascriptBridgeReady', function () {
        callback(window.WebViewJavascriptBridge)
      }, false)
    }

    if (window.WVJBCallbacks) {
      return window.WVJBCallbacks.push(callback)
    }

    window.WVJBCallbacks = [callback]
    let WVJBIframe = document.createElement('iframe')
    WVJBIframe.style.display = 'none'
    WVJBIframe.src = 'https://__bridge_loaded__'
    document.documentElement.appendChild(WVJBIframe)
    setTimeout(function () {
      document.documentElement.removeChild(WVJBIframe)
    }, 0)
  }

  setupWebViewJavascriptBridge(function (bridge) {
    if (getDeviceType() === STRING_DEVICE_TYPE_ANDROID) {
      bridge.init(function (message, responseCallback) {
        let data = {}
        responseCallback(data)
      })
    }

    bridge.registerHandler('getAppData', function (data, responseCallback) {
      responseCallback()
    })
  })

  // 观察app的登录状态
  window.receivedNativeState = function (state) {
    if (state.type === STRING_APP_LOGIN_SUCCESS || state.type === STRING_APP_APP_MALL_BUY_SUCCESS) {
      window.location.reload()
    }
  }

  window.getAuthToken = function (cb) {
    if (window.WebViewJavascriptBridge) {
      window.WebViewJavascriptBridge.callHandler(STRING_APP_METHOD_REQUEST_WEB_CODE, {}, function (response) {
        if (!checkIsNullOrEmpty(response)) {
          request('https://api.icarbonx.com/auth/web-code/login', { code: response }, 'POST').then(function () {
            if (cb) {
              cb()
            } else {
              window.location.reload()
            }
          }).catch(function (e) {
            alert(e + ' 服务器错误，请重新尝试')
          })
        }
      })
    } else {
      alert('初始化失败，请退出重新尝试')
    }
  }
}

export default JsBridge