// @title GoFaster API
// @version 1.0
// @description GoFaster项目API文档
// @termsOfService http://swagger.io/terms/

// @contact.name API支持
// @contact.url http://www.gofaster.com/support
// @contact.email support@gofaster.com

// @license.name Apache 2.0
// @license.url http://www.apache.org/licenses/LICENSE-2.0.html

// @host localhost:8080
// @BasePath /api
// @schemes http

// @securityDefinitions.apikey BearerAuth
// @in header
// @name Authorization
// @description 请输入 "Bearer " + JWT token，例如: "Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9..."
package main

import (
	"fmt"
	"gofaster/internal/auth"
	"gofaster/internal/core"
	"gofaster/internal/shared/config"
	"gofaster/internal/shared/database"
	"gofaster/internal/shared/logger"
	"gofaster/internal/shared/middleware"
	"net/http"
	"time"

	// 导入各模块
	_ "gofaster/internal/auth"
	"gofaster/internal/auth/migration"
	_ "gofaster/internal/workflow"

	"github.com/gin-gonic/gin"
	ginSwagger "github.com/swaggo/gin-swagger"
	"go.uber.org/zap"

	_ "gofaster/docs"

	swaggerFiles "github.com/swaggo/files"
)

func main() {
	printBanner()

	loc, err := time.LoadLocation("Asia/Shanghai")
	if err != nil {
		fmt.Printf("时区加载失败: %v\n", err)
	} else {
		fmt.Printf("时区加载成功: %v\n", loc)
	}

	// 列出可用时区（部分）
	fmt.Println("当前时间:", time.Now())
	fmt.Println("UTC时间:", time.Now().UTC())

	// 初始化配置
	cfg, err := config.LoadConfig()
	if err != nil {
		panic(fmt.Sprintf("配置加载错误: %v\n", err))
	}

	// 初始化日志
	log := logger.NewLogger(cfg.Log.Level, cfg.Log.Path)
	defer log.Sync()

	// 初始化数据库
	db, err := database.NewDB(&cfg.DB)
	if err != nil {
		log.Fatal("Failed to connect database", zap.Error(err))
	}

	// 运行数据库迁移
	if err := migration.RunMigrations(db); err != nil {
		log.Fatal("Failed to run database migrations", zap.Error(err))
	}
	fmt.Printf("✅ 数据库迁移完成\n")

	// 初始化Redis
	redisClient := database.NewRedisClient(&cfg.Redis, log)
	defer redisClient.Close()

	// 创建模块管理器
	moduleManager := core.NewModuleManager(log)

	// 自动发现并注册模块

	if err := core.DiscoverModules(moduleManager); err != nil {
		log.Fatal("Failed to discover modules", zap.Error(err))
	}
	fmt.Printf("✅ 模块发现完成\n")

	// 初始化所有模块

	if err := moduleManager.InitModules(cfg, db, redisClient); err != nil {
		log.Fatal("Failed to initialize modules", zap.Error(err))
	}
	fmt.Printf("✅ 模块初始化完成\n")

	// 创建Gin应用
	app := gin.New()
	app.Use(
		middleware.Logger(log),
		middleware.RecoveryMiddleware(log),
		middleware.CORSMiddleware(),
	)

	// 注册路由

	api := app.Group("/api")
	moduleManager.RegisterRoutes(api)
	fmt.Printf("✅ 路由注册完成\n")

	// 路由同步（在路由注册完成后执行）
	if err := syncRoutesOnStartup(app, log, moduleManager); err != nil {
		log.Error("路由同步失败", zap.Error(err))
	} else {
		fmt.Printf("✅ 路由同步完成\n")
	}

	// 健康检查端点
	app.GET("/health", func(c *gin.Context) {
		c.JSON(200, gin.H{
			"status":    "ok",
			"message":   "GoFaster API is running",
			"timestamp": "2024-01-01T00:00:00Z",
		})
	})

	// Swagger路由配置
	app.GET("/swagger/*any", ginSwagger.WrapHandler(swaggerFiles.Handler,
		ginSwagger.URL("http://localhost:8080/swagger/doc.json"),
		ginSwagger.DefaultModelsExpandDepth(-1),
	))
	app.GET("/docs", func(c *gin.Context) {
		c.Redirect(http.StatusMovedPermanently, "/swagger/index.html")
	})
	app.GET("/api-docs", func(c *gin.Context) {
		c.Redirect(http.StatusMovedPermanently, "/swagger/index.html")
	})

	// 自定义Swagger UI页面
	app.GET("/swagger-ui", func(c *gin.Context) {
		c.File("./swagger-ui.html")
	})

	// 修复版本的Swagger UI页面（确保Authorize按钮显示）
	app.GET("/swagger-ui-fixed", func(c *gin.Context) {
		c.File("./swagger-ui-fixed.html")
	})

	// 启动服务器
	log.Info("Starting server", zap.String("port", cfg.Server.Port))
	if err := app.Run(":" + cfg.Server.Port); err != nil {
		log.Fatal("Failed to start server", zap.Error(err))
	}

	// 清理模块资源
	// moduleManager.Cleanup() // 暂时注释掉，因为ModuleManager没有这个方法
}

// syncRoutesOnStartup 应用启动时同步路由
func syncRoutesOnStartup(app *gin.Engine, log *zap.Logger, moduleManager *core.ModuleManager) error {
	// 通过模块管理器获取auth模块并执行路由同步
	authModule, exists := moduleManager.GetModule("auth")
	if !exists {
		log.Error("auth模块不存在")
		return fmt.Errorf("auth模块不存在")
	}
	if authModule != nil {
		if authMod, ok := authModule.(*auth.Module); ok {
			return authMod.SyncRoutes(app)
		}
	}
	return nil
}

func printBanner() {
	fmt.Print("\033[92m")
	fmt.Println(`
      ██████╗  ██████╗ ███████╗ █████╗ ███████╗████████╗███████╗███████╗ 
     ██╔════╝ ██╔═══██╗██╔════╝██╔══██╗██╔════╝╚══██╔══╝██╔════╝██╔══██║
     ██║  ███╗██║   ██║█████╗  ███████║███████╗   ██║   █████╗  ██████║
     ██║   ██║██║   ██║██╔══╝  ██╔══██║╚════██║   ██║   ██╔══╝  ██╔══██╗
     ╚██████╔╝╚██████╔╝██╗     ██║  ██║███████║   ██║   ███████╗██║  ██║
      ╚═════╝  ╚═════╝ ╚═╝     ╚═╝  ╚═╝╚══════╝   ╚═╝   ╚══════╝╚═╝  ╚═╝
    `)
	fmt.Print("\033[0m")
}