wx.requestMidasPayment({

    mode: 'game',

    env: 0,

    offerId:'真实offerId',

    currencyType: 'CNY',

    platform: 'android',

    buyQuantity:8*100,

    zoneId: '1',

    success: function success(MidRes) {

      console.log('支付成功');

    },

    fail: function fail(failTRes) {

      console.log('mi-erro',failTRes);

    },

    complete: function complete(comRes) {

    }

});