/**
 * this util module is about to provide support for device
 * @module angle-util/deviceUtil
 */

// 定义type
type VersionResult = -1 | 0 | 1 | false // (-1 代表当前app版本号比比较的版本号低，0 代表当前app版本号与比较的版本号一致，1 代表当前app版本号与比较的版本号高。如果传入了非法的version号，返回值会是false)

// 定义shape
export interface NativeMsg {
  [propName: string]: any
}

export default {
  /**
   * 判断手机是否在app内部打开
   * @author youngbeen
   * @param
   * @return { boolean } 是否在app内打开
   * @example
   * deviceUtil.isApp()    // true
   */
  isApp (): boolean {
    const userAgent: string = window.navigator.userAgent.toLowerCase()
    if (userAgent.indexOf('umsopencore/1.0.0 51') > -1) {
      return true
    }
    return false
  },
  /**
   * 判断是否是微信环境
   * @author youngbeen
   * @param
   * @return { boolean } 是否在微信内打开
   * @example
   * deviceUtil.isWechat()    // true
   */
  isWechat (): boolean {
    const userAgent: string = window.navigator.userAgent.toLowerCase()
    if (userAgent.indexOf('micromessenger') === -1) {
      return false
    }
    return true
  },
  /**
   * 判断是否是IOS设备
   * @author youngbeen
   * @param
   * @return { boolean } 是否在IOS内打开
   * @example
   * deviceUtil.isIOS()    // true
   */
  isIOS (): boolean {
    const ua: string = window.navigator.userAgent
    let result: boolean = /iPad|iPhone|iPod/.test(ua) && !(<any>window).MSStream
    return result
  },
  /**
   * 判断是否是Android设备
   * @author youngbeen
   * @param
   * @return { boolean } 是否在Android内打开
   * @example
   * deviceUtil.isAndroid()    // true
   */
  isAndroid (): boolean {
    const ua: string = window.navigator.userAgent
    if (ua.indexOf('Android') > -1 || ua.indexOf('Adr') > -1) {
      return true
    } else {
      return false
    }
  },
  downloadApp (): void {
    window.location.href = 'http://info.snapp.chinaums.com/snapp/info/www/qmcs_download/index.html'
  },
  /**
   * 同ums native通信
   * @author youngbeen
   * @param { object } 传递的js结构体
   * @return
   * @example
   * deviceUtil.communicateToNative({ msg: 'test' })
   */
  communicateToNative (jsBridgeParam: NativeMsg = {}): void {
    if (this.isIOS()) {
      (<any>window).webkit.messageHandlers.jsToNativeData.postMessage({
        body: jsBridgeParam
      })
    } else if (this.isAndroid()) {
      let paramJsonStr: string = JSON.stringify(jsBridgeParam);
      (<any>window).Android.jsToNativeMethod(paramJsonStr)
    }
  },
  /**
   * 比较app版本号
   * @author youngbeen
   * @param { string } version - 要比较的目标版本号
   * @return -1,0,1,false (-1 代表当前app版本号比比较的版本号低，0 代表当前app版本号与比较的版本号一致，1 代表当前app版本号与比较的版本号高。如果传入了非法的version号，返回值会是false)
   * @example
   * deviceUtil.compareVersion('4.16.0.0')    // 1， 说明当前App版本号高于4.16.0.0
   */
  compareVersion (version: string): VersionResult {
    if (version) {
      let appVersion: RegExpMatchArray | string = navigator.userAgent.match(/feifan;([\d\.]+)/i)
      appVersion = appVersion ? appVersion[1] : '0.0.0.0'

      let appArray: Array<string> = appVersion.split('.')
      let tarArray: Array<string> = version.split('.')

      for (let i: number = 0; i < appArray.length || i < tarArray.length; i++) {
        let n1: string | number =+ appArray[i]
        let n2: string | number =+ tarArray[i]
        if (isNaN(n1)) n1 = 0
        if (isNaN(n2)) n2 = 0
        if (n1 < n2) return -1
        if (n1 > n2) return 1
      }
      return 0
    } else {
      return false
    }
  },
  /**
   * 转化H5 url为schema url
   * @author youngbeen
   * @param { string } url - 待转化的H5 url
   * @return { string } 转化好的schema url或者空字符串
   * @example
   * let h5Url = 'https://www.abc.com/'
   * let schemaUrl = deviceUtil.toSchema(h5Url)    // wandaappfeifan://app/CommonWebView?url=https%3A%2F%2Fwww.abc.com%2F
   * schemaUrl = deviceUtil.toSchema('')  // ''
   */
  toSchema (url: string): string {
    return `wandaappfeifan://app/CommonWebView?url=${encodeURIComponent(url)}`
  }
}