//go:build windows
// +build windows

package core

import (
	"ProjectWIND/LOG"
	"ProjectWIND/wba"
	"fmt"
	"os"
	"path/filepath"
	"syscall"
	"unsafe"
	"github.com/dop251/goja"
)

var CmdMap = make(map[string]wba.Cmd)

func ReloadApps() (total int, success int) {
	appsDir := "./data/app/"
	appFiles, err := os.ReadDir(appsDir)
	total = 0
	success = 0
	if err != nil {
		LOG.Error("加载应用所在目录失败:%v", err)
		return
	}

	for _, file := range appFiles {
		totalDelta, successDelta := reloadAPP(file, appsDir)
		total += totalDelta
		success += successDelta
	}
	CmdMap = mergeMaps(CmdMap, AppCore.CmdMap)
	return total, success
}

func reloadAPP(file os.DirEntry, appsDir string) (totalDelta int, successDelta int) {
	if file.IsDir() {
		return 0, 0
	}
	ext := filepath.Ext(file.Name())
	if ext == ".dll" {
		pluginPath := filepath.Join(appsDir, file.Name())
		lib, err := syscall.LoadLibrary(pluginPath)
		if err != nil {
			LOG.Error("加载应用 %s 失败: %v", pluginPath, err)
			return 1, 0
		}
		defer func(handle syscall.Handle) {
			err := syscall.FreeLibrary(handle)
			if err != nil {
				LOG.Error("释放应用 %s 时发生错误: %v", pluginPath, err)
			}
		}(lib)

		// 获取函数地址
		sym, err := syscall.GetProcAddress(lib, "AppInit")
		if err != nil {
			fmt.Println("找不到应用 %s 提供的 AppInit 接口: %v", err)
			return 1, 0
		}

		// 定义函数类型
		AppInitPtr := (*func() wba.AppInfo)(unsafe.Pointer(&sym))
		AppInit := *AppInitPtr

		app := AppInit()

		err = app.Init(&AppApi)
		if err != nil {
			LOG.Error("初始化应用 %s 失败: %v", pluginPath, err)
		}

		err = app.InitWSD(&DatabaseApi) 
		if err != nil {
			LOG.Error("初始化应用 %s 数据库失败: %v", pluginPath, err)
		}

		CmdMap = mergeMaps(CmdMap, app.Get().CmdMap)
		LOG.Info("应用 %s 加载成功", pluginPath)
		return 1, 1

	}
	if ext == ".js" {
		pluginPath := filepath.Join(appsDir, file.Name())
		jsCode, err := os.ReadFile(pluginPath)
		if err != nil {
			LOG.Error("读取应用 %s 时发生错误: %v", pluginPath, err)
			return 1, 0
		}

		runtime := goja.New()
		_, err = runtime.RunString(string(jsCode))
		if err != nil {
			LOG.Error("执行应用 %s 失败: %v", pluginPath, err)
			return 1, 0
		}

		// 创建JS可用的wbaObj对象
		wbaObj := runtime.NewObject()
		wsp := runtime.NewObject()
		wsd := runtime.NewObject()
		_ = runtime.Set("wba", wbaObj)
		_ = wbaObj.Set("NewApp", wba.NewApp)
		_ = wbaObj.Set("NewCmd", wba.NewCmd)
		_ = wbaObj.Set("NewScheduledTask", wba.NewScheduledTask)
		_ = wbaObj.Set("WithName", wba.WithName)
		_ = wbaObj.Set("WithAuthor", wba.WithAuthor)
		_ = wbaObj.Set("WithVersion", wba.WithVersion)
		_ = wbaObj.Set("WithDescription", wba.WithDescription)
		_ = wbaObj.Set("WithWebUrl", wba.WithWebUrl)
		_ = wbaObj.Set("WithLicense", wba.WithLicense)
		_ = wbaObj.Set("WithAppType", wba.WithAppType)
		_ = wbaObj.Set("WithRule", wba.WithRule)
		_ = wbaObj.Set("WSP", wsp)
		_ = wbaObj.Set("WSD", wsd)
		_ = wsp.Set("UnsafelySendMsg", AppApi.UnsafelySendMsg)
		_ = wsp.Set("UnsafelySendPrivateMsg", AppApi.UnsafelySendPrivateMsg)
		_ = wsp.Set("UnsafelySendGroupMsg", AppApi.UnsafelySendGroupMsg)
		_ = wsp.Set("SendMsg", AppApi.SendMsg)
		_ = wsp.Set("SendPrivateMsg", AppApi.SendPrivateMsg)
		_ = wsp.Set("SendGroupMsg", AppApi.SendGroupMsg)
		_ = wsp.Set("UnsafelyDeleteMsg", AppApi.UnsafelyDeleteMsg)
		_ = wsp.Set("DeleteMsg", AppApi.DeleteMsg)
		_ = wsp.Set("SendLike", AppApi.SendLike)
		_ = wsp.Set("SetGroupKick", AppApi.SetGroupKick)
		_ = wsp.Set("SetGroupBan", AppApi.SetGroupBan)
		_ = wsp.Set("SetGroupWholeBan", AppApi.SetGroupWholeBan)
		_ = wsp.Set("SetGroupAdmin", AppApi.SetGroupAdmin)
		_ = wsp.Set("SetGroupLeave", AppApi.SetGroupLeave)
		_ = wsp.Set("SetGroupCard", AppApi.SetGroupCard)
		_ = wsp.Set("SetGroupName", AppApi.SetGroupName)
		_ = wsp.Set("SetGroupSpecialTitle", AppApi.SetGroupSpecialTitle)
		_ = wsp.Set("SetFriendAddRequest", AppApi.SetFriendAddRequest)
		_ = wsp.Set("SetGroupAddRequest", AppApi.SetGroupAddRequest)
		_ = wsp.Set("GetLoginInfo", AppApi.GetLoginInfo)
		_ = wsp.Set("GetVersionInfo", AppApi.GetVersionInfo)
		_ = wsp.Set("GetMsg", AppApi.GetMsg)
		_ = wsp.Set("GetGroupInfo", AppApi.GetGroupInfo)
		_ = wsp.Set("GetForwardMsg", AppApi.GetForwardMsg)
		_ = wsp.Set("GetStrangerInfo", AppApi.GetStrangerInfo)
		_ = wsp.Set("GetGroupList", AppApi.GetGroupList)
		_ = wsp.Set("GetGroupMemberList", AppApi.GetGroupMemberList)
		_ = wsp.Set("GetFriendList", AppApi.GetFriendList)
		_ = wsp.Set("GetGroupMemberInfo", AppApi.GetGroupMemberInfo)
		_ = wsp.Set("GetGroupHonorInfo", AppApi.GetGroupHonorInfo)
		_ = wsp.Set("GetStatus", AppApi.GetStatus)
		_ = wsp.Set("GetCookies", AppApi.GetCookies)
		_ = wsp.Set("GetCSRFToken", AppApi.GetCSRFToken)
		_ = wsp.Set("GetCredentials", AppApi.GetCredentials)
		_ = wsp.Set("GetImage", AppApi.GetImage)
		_ = wsp.Set("GetRecord", AppApi.GetRecord)
		_ = wsp.Set("CanSendImage", AppApi.CanSendImage)
		_ = wsp.Set("CanSendRecord", AppApi.CanSendRecord)
		_ = wsp.Set("SetRestart", AppApi.SetRestart)
		_ = wsp.Set("CleanCache", AppApi.CleanCache)
		_ = wsp.Set("GetLoginInfo", AppApi.LogWith)
		_ = wsp.Set("GetVersionInfo", AppApi.GetVersionInfo)
		_ = wsd.Set("SetUserVariable", DatabaseApi.SetUserVariable)
		_ = wsd.Set("SetGroupVariable", DatabaseApi.SetGroupVariable)
		_ = wsd.Set("SetGlobalVariable", DatabaseApi.SetGlobalVariable)
		_ = wsd.Set("SetOutUserVariable", DatabaseApi.SetOutUserVariable)
		_ = wsd.Set("SetOutGroupVariable", DatabaseApi.SetOutGroupVariable)
		_ = wsd.Set("SetOutGlobalVariable", DatabaseApi.SetOutGlobalVariable)
		_ = wsd.Set("GetUserVariable", DatabaseApi.GetUserVariable)
		_ = wsd.Set("GetGroupVariable", DatabaseApi.GetGroupVariable)
		_ = wsd.Set("GetGlobalVariable", DatabaseApi.GetGlobalVariable)
		_ = wsd.Set("GetOutUserVariable", DatabaseApi.GetOutUserVariable)
		_ = wsd.Set("GetOutGroupVariable", DatabaseApi.GetOutGroupVariable)
		_ = wsd.Set("GetOutGlobalVariable", DatabaseApi.GetOutGlobalVariable)
		_ = wsd.Set("GetIntConfig", DatabaseApi.GetIntConfig)
		_ = wsd.Set("GetFloatConfig", DatabaseApi.GetFloatConfig)
		_ = wsd.Set("GetStringConfig", DatabaseApi.GetStringConfig)
		_ = wsd.Set("GetIntSliceConfig", DatabaseApi.GetIntSliceConfig)
		_ = wsd.Set("GetStringSliceConfig", DatabaseApi.GetStringSliceConfig)

		// 获取AppInit函数
		appInitVal := runtime.Get("AppInit")
		if appInitVal == nil || goja.IsUndefined(appInitVal) {
			LOG.Error("应用 %s 缺少AppInit函数", pluginPath)
			return 1, 0
		}
		appInitFunc, ok := goja.AssertFunction(appInitVal)
		if !ok {
			LOG.Error("应用 %s 的AppInit不是有效函数", pluginPath)
			return 1, 0
		}

		// 调用AppInit获取应用实例
		jsApp, err := appInitFunc(goja.Undefined())
		if err != nil {
			LOG.Error("初始化应用实例失败: %v", err)
			return 1, 0
		}

		// 调用Init方法
		initVal := jsApp.ToObject(runtime).Get("Init")
		initFunc, ok := goja.AssertFunction(initVal)
		if !ok {
			LOG.Error("应用 %s 缺少有效的Init方法", pluginPath)
			return 1, 0
		}

		_, err = initFunc(wbaObj)
		if err != nil {
			LOG.Trace("应用初始化失败: %v", err)
			return 1, 0
		}

		// 调用Get方法
		getVal := jsApp.ToObject(runtime).Get("Get")
		getFunc, ok := goja.AssertFunction(getVal)
		if !ok {
			LOG.Error("应用 %s 缺少有效的Get方法", pluginPath)
			return 1, 0
		}

		appInfoVal, err := getFunc(jsApp)
		if err != nil {
			LOG.Error("获取应用信息失败: %v", err)
			return 1, 0
		}

		// 转换应用信息
		var appInfo wba.AppInfo
		if err := runtime.ExportTo(appInfoVal, &appInfo); err != nil {
			LOG.Error("应用信息转换失败: %v", err)
			return 1, 0
		}

		// 合并命令
		CmdMap = mergeMaps(CmdMap, appInfo.CmdMap)

		// 注册定时任务
		for _, task := range appInfo.ScheduledTasks {
			RegisterCron(appInfo.Name, task)
		}

		LOG.Info("JS应用 %s 加载成功", pluginPath)
		return 1, 1
	}
	return 0, 0
}

func mergeMaps(map1, map2 map[string]wba.Cmd) map[string]wba.Cmd {
	// 合并map1和map2到map3中
	map3 := make(map[string]wba.Cmd)
	for key, value := range map1 {
		map3[key] = value
	}
	for key, value := range map2 {
		map3[key] = value
	}
	return map3
}