package main

import (
	"bytes"
	"fmt"
	"io/ioutil"
	"net/http"
	"time"

	"github.com/tidwall/gjson"
)

func main() {
	// 查找设备
	resp, err := http.Get("http://localhost:5037/devices")
	if err != nil {
		panic(err)
	}
	defer resp.Body.Close()

	body, err := ioutil.ReadAll(resp.Body)
	if err != nil {
		panic(err)
	}

	// 解析设备信息
	serial := gjson.GetBytes(body, "devices.0.serial").String()

	// 连接设备
	resp, err = http.Post(fmt.Sprintf("http://localhost:5037/devices/%s/connect", serial), "", nil)
	if err != nil {
		panic(err)
	}
	defer resp.Body.Close()

	// 获取应用程序内容页信息
	resp, err = http.Post(fmt.Sprintf("http://localhost:5037/devices/%s/activities", serial), "application/json", bytes.NewBufferString(`{"package":"com.example.myapp"}`))
	if err != nil {
		panic(err)
	}
	defer resp.Body.Close()

	body, err = ioutil.ReadAll(resp.Body)
	if err != nil {
		panic(err)
	}

	// 解析应用程序内容页信息
	layout := gjson.GetBytes(body, "layout")

	// 查找关闭按钮位置
	var x, y int
	layout.ForEach(func(key, value gjson.Result) bool {
		if value.Get("class").String() == "android.widget.Button" && value.Get("text").String() == "Close" {
			x = int(value.Get("bounds.0").Float())
			y = int(value.Get("bounds.1").Float())
			return false
		}
		return true
	})

	// 发送模拟点击指令
	cmd := fmt.Sprintf("input tap %d %d", x, y)
	resp, err = http.Post(fmt.Sprintf("http://localhost:5037/devices/%s/shell", serial), "application/octet-stream", bytes.NewBufferString(cmd))
	if err != nil {
		panic(err)
	}
	defer resp.Body.Close()

	// 等待点击操作完成
	time.Sleep(time.Second)
}