package main

import (
	"net/http"

	"cloudnest/internal/bootstrap"
	"cloudnest/internal/config"
	"cloudnest/internal/di"
	"cloudnest/internal/pkg/logger"
	"github.com/gin-gonic/gin"
)

func main() {
	// Step 1: Initialize logger FIRST to prevent nil pointer panics
	// 第一步：先初始化日志记录器以防止空指针 panic
	logger.Init("info")

	// Step 2: Load configuration
	// 第二步：加载配置
	cfg := config.Load()

	// Step 3: Re-initialize logger with the configured log level
	// 第三步：使用配置的日志级别重新初始化日志记录器
	logger.Init(cfg.App.LogLevel)

	// Step 4: Initialize services
	// 第四步：初始化服务
	c := di.New()
	if err := c.InitializeServices(); err != nil {
		logger.Fatal("failed to initialize services", "error", err)
	}

	// Step 5: Build the HTTP engine (auth service only registers auth routes)
	// 第五步：构建 HTTP 引擎（认证服务只注册认证路由）
	engine, err := c.BuildAuthEngine()
	if err != nil {
		logger.Fatal("failed to build engine", "error", err)
	}

	setupStaticFiles(engine)

	// Step 6: Create server with lifecycle management
	// 第六步：创建带生命周期管理的服务器
	srv := bootstrap.NewServer(cfg, engine)
	if err := srv.Run(); err != nil {
		if err == bootstrap.ErrReloadRequested {
			logger.Info("exiting for reload, supervisor should restart")
		} else {
			logger.Error("server exited with error", "error", err)
		}
	}
}

func setupStaticFiles(engine *gin.Engine) {
	engine.GET("/", func(c *gin.Context) { serveHTML(c, "web/index.html") })
	engine.GET("/login", func(c *gin.Context) { serveHTML(c, "web/login.html") })
	engine.GET("/register", func(c *gin.Context) { serveHTML(c, "web/register.html") })
	engine.NoRoute(func(c *gin.Context) {
		if c.Request.Method == http.MethodGet {
			serveHTML(c, "web/index.html")
		} else {
			c.JSON(http.StatusNotFound, gin.H{"code": 404, "message": "not found"})
		}
	})
}