# callWMPF(Object req)

This interface is asynchronous and returns Promise Object.

Required plug-in 2.4.0 Version Start Support

Call the Mini Program running Android from the mobile client WMPF Of the equipment. When you call this interface, you create VoIP Room, and push to the device WMPF pushMsg Reminder. Details ReferenceMobile WeChat Calling Device(Android)》。

This interface can only be used in the WeChat client, not in the WMPF Use within. It is recommended to read firstIntroduction to Interface。

# parameter

# Object req

attribute	type	Default value	Required	Introductions	Minimum version
roomType	string		yes	Call type. voice: Audio callvideo: Video call
sn	string		yes	Receiver device SN
modelId	string		yes	Receiver device modelId
pushToken	string		yes	Obtained from the device [pushToken ](https://developers.weixin.qq.com/doc/oplatform /Miniprogram_Frame/push.html)
nickName	string		yes	WeChat user name displayed on device
deviceName	string		no	Device name displayed on WeChat	2.4.1
chargeType	string	'license'	no	Billing method. duration: Duration chargelicense：license Billing
timeLimit	number		no	The maximum length of the call is required. > 0 The number of
enableCallerCamera	boolean	true	no	Whether the dialing party has a camera enabled.
enableListenerCamera	boolean	true	no	Whether or not the receiver has cameras enabled.
envVersion	string	'release'	no	Type of Mini Program opened by the recipient. Value: release: Official version trial: Experience version develop: Development version. The official version of the Mini Program can only be dialed to the official version, setting this field is invalid.
customQuery	string		no	When the listener opens the Mini Program, it will act as query After splicing into the plugin page path, the format is as `a=1&b=2`Can be accessed within the listener Mini Program via the `getPluginOnloadOptions` or `getPluginEnterOptions` Interface gets to the

# Return value

This interface call fails and throwsabnormal。

# Object

Interface call is successful, returns the following:

attribute	type	Introductions	Minimum version
roomId	string	The room number for this call

# sample code

const wmpfVoip = requirePlugin('wmpf-voip' ).default

try {
  const { roomId } = await wmpfVoip.callWMPF({
    roomType: 'video',
    sn: 'equipment SN',
    modelId: 'equipment modelId',
    nickName: "WeChat user name displayed on the device end,"
    pushToken:  'xxxx*****xxxx',
  })

  if (/* Currently not in plugin page */) {
    wx.redirectTo({
      url: wmpfVoip.CALL_PAGE_PATH,
    })
  }
} catch (e) {
  console.error('callWMPF failed:', e)
  wx.showToast({
    title: Call failure,
    icon: 'error',
  })
}