package bitget

import (
	"context"
	"fmt"
	"go-admin/app/admin/models"
	"go-admin/common/const/rediskey"
	"go-admin/common/database"
	"go-admin/common/global"
	"go-admin/common/helper"
	"go-admin/common/storage"
	"go-admin/config/serverinit"
	"go-admin/pkg/utility"
	"go-admin/services/bitgetservice"
	"go-admin/services/fileservice"
	"os"
	"os/signal"
	"strconv"
	"time"

	ext "go-admin/config"

	"github.com/bytedance/sonic"
	"github.com/go-admin-team/go-admin-core/config/source/file"
	"github.com/go-admin-team/go-admin-core/logger"
	"github.com/go-admin-team/go-admin-core/sdk"
	"github.com/go-admin-team/go-admin-core/sdk/config"
	"github.com/go-admin-team/go-admin-core/sdk/pkg"
	"github.com/spf13/cobra"
	"gorm.io/gorm"
)

var (
	configYml string
	StartCmd  = &cobra.Command{
		Use:          "bitget",
		Short:        "Start Bitget service (market data + user private)",
		Example:      "go-admin bitget -c config/settings.yml",
		SilenceUsage: true,
		PreRun: func(cmd *cobra.Command, args []string) {
			setup()
		},
		RunE: func(cmd *cobra.Command, args []string) error {
			return run()
		},
	}
)

func init() {
	StartCmd.PersistentFlags().StringVarP(&configYml, "config", "c", "config/settings.yml", "Start server with provided configuration file")
}

func setup() {
	// 注入配置扩展项
	config.ExtendConfig = &ext.ExtConfig
	//1. 读取配置
	config.Setup(
		file.NewSource(file.WithPath(configYml)),
		database.Setup,
		storage.Setup,
	)
	//注册监听函数
	queue := sdk.Runtime.GetMemoryQueue("")
	queue.Register(global.LoginLog, models.SaveLoginLog)
	queue.Register(global.OperateLog, models.SaveOperaLog)
	go queue.Run()

	usageStr := `starting Bitget service (market data + user private)...`
	logger.Info(usageStr)
}

func run() error {
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	var db *gorm.DB
	dbs := sdk.Runtime.GetDb()

	for _, item := range dbs {
		db = item
		break
	}

	defaultInit(db, ctx)

	utility.SafeGo(func() {
		// 启动定时任务
		clearLogJob(db, ctx)
	})

	//自动重启websocket
	utility.SafeGo(func() {
		reconnect(ctx)
	})

	//动态用户连接管理
	utility.SafeGo(func() {
		manageBitgetUserConnections(ctx)
	})

	// 等待中断信号以优雅地关闭服务器（设置 5 秒的超时时间）
	quit := make(chan os.Signal, 1)
	signal.Notify(quit, os.Interrupt)
	<-quit

	fmt.Printf("%s Shutdown Server ... \r\n", pkg.GetCurrentTimeStr())
	logger.Info("Server exiting")

	return nil
}

func defaultInit(db *gorm.DB, ctx context.Context) {
	//初始化 默认redis
	helper.InitDefaultRedis(ext.ExtConfig.Redis.Addr, ext.ExtConfig.Redis.Password, ext.ExtConfig.Redis.Db)
	helper.InitLockRedisConn(ext.ExtConfig.Redis.Addr, ext.ExtConfig.Redis.Password, strconv.Itoa(ext.ExtConfig.Redis.Db))

	err := helper.DefaultRedis.Ping()

	if err != nil {
		logger.Error("初始化redis失败!请检查配置")
		_, cancel := context.WithTimeout(context.Background(), 5*time.Second)
		cancel()
	} else {
		logger.Info("redis初始化成功")
	}

	//初始化Bitget服务（行情 + 用户私有）
	logger.Info("=== 启动Bitget完整服务 ===")

	// 启动Bitget行情服务
	logger.Info("启动Bitget行情服务...")
	if err := serverinit.BitgetMarketInit(); err != nil {
		logger.Errorf("Bitget行情服务启动失败: %v", err)
	}

	// 初始化Bitget用户连接
	logger.Info("启动Bitget用户服务...")
	initBitgetUserConnections(db, ctx)

	logger.Info("=== Bitget完整服务已启动 ===")
}

// 初始化Bitget用户连接
func initBitgetUserConnections(db *gorm.DB, ctx context.Context) {
	var list []models.LineApiUser
	err := db.Model(&models.LineApiUser{}).Where("open_status=1 AND exchange_type =?", global.EXCHANGE_BITGET).Find(&list).Error

	if err != nil {
		logger.Infof("获取Bitget用户api失败: %v", err)
		return
	}

	logger.Infof("找到 %d 个Bitget用户，开始建立连接...", len(list))
	for _, item := range list {
		// 遵循私有WebSocket密钥传递规范：外部传入API密钥参数
		createBitgetUserConnection(item)
	}
}

// 创建Bitget用户连接（遵循密钥传递规范）
func createBitgetUserConnection(apiUser models.LineApiUser) {
	logger.Infof("为Bitget用户 %d 建立私有连接", apiUser.Id)

	// 现货WebSocket (wsType=0)
	spotManager := bitgetservice.GetOrCreateBitgetWebSocketManager(
		0, // 现货
		apiUser.ApiKey,
		apiUser.ApiSecret,
		apiUser.Passphrase,
		"", // proxyType - 从配置获取
		"", // proxyAddress - 从配置获取
	)
	spotManager.Start()

	// 合约WebSocket (wsType=1)
	futuresManager := bitgetservice.GetOrCreateBitgetWebSocketManager(
		1, // 合约
		apiUser.ApiKey,
		apiUser.ApiSecret,
		apiUser.Passphrase,
		"", // proxyType
		"", // proxyAddress
	)
	futuresManager.Start()

	logger.Infof("Bitget用户 %d 私有连接已建立", apiUser.Id)
}

// 动态Bitget用户连接管理
func manageBitgetUserConnections(ctx context.Context) {
	ticker := time.NewTicker(time.Second * 5)
	defer ticker.Stop()

	for {
		select {
		case <-ctx.Done():
			logger.Info("Bitget用户连接管理器退出")
			return
		case <-ticker.C:
			deleteKeys, _ := helper.DefaultRedis.GetAllList(rediskey.ApiUserDeleteList)
			activeApis, _ := helper.DefaultRedis.GetAllList(rediskey.ApiUserActiveList)

			//移除Bitget连接
			for _, item := range deleteKeys {
				logger.Infof("移除Bitget用户连接: %s", item)

				// 停止现货WebSocket
				bitgetservice.StopBitgetWebSocketManager(0, item)
				// 停止合约WebSocket
				bitgetservice.StopBitgetWebSocketManager(1, item)

				if _, err := helper.DefaultRedis.LRem(rediskey.ApiUserDeleteList, item); err != nil {
					logger.Errorf("移除待关闭websocket失败: %v", err)
				}
			}

			//连接Bitget用户websocket
			var apiUser models.LineApiUser
			for _, item := range activeApis {
				if item == "" {
					continue
				}

				if err := sonic.Unmarshal([]byte(item), &apiUser); err != nil {
					logger.Errorf("解析用户信息失败: %v", err)
					continue
				}

				// 只处理Bitget用户
				if apiUser.Id > 0 && apiUser.ExchangeType == global.EXCHANGE_BITGET {
					logger.Info("为Bitget用户 %d 建立连接", apiUser.Id)
					createBitgetUserConnection(apiUser)

					if _, err := helper.DefaultRedis.LRem(rediskey.ApiUserActiveList, item); err != nil {
						logger.Errorf("删除待触发的apiUser失败: %v", err)
					}
				}
			}
		}
	}
}

// 定时清理日志
func clearLogJob(db *gorm.DB, ctx context.Context) {
	ticker := time.NewTicker(time.Hour * 1)
	defer ticker.Stop()

	select {
	case <-ctx.Done():
		return
	case <-ticker.C:
		fileservice.ClearLogs(db)
	}
}

// 定时重连websocket
func reconnect(ctx context.Context) error {
	ticker := time.NewTicker(time.Hour * 1)
	defer ticker.Stop()

	select {
	case <-ctx.Done():
		return nil
	case <-ticker.C:
		// 这里可以添加Bitget连接的重连逻辑
		// 类似于Binance的重连机制
		logger.Info("检查Bitget连接状态...")
	}

	return nil
}