package main

import (
	"fmt"
	"log"
	"os"
	"strings"

	"ginimageApi/app/middleware"
	"ginimageApi/configs"
	_ "ginimageApi/docs"
	"ginimageApi/routers"

	"github.com/gin-gonic/gin"
	"github.com/joho/godotenv"
)

// @title Gin Image API
// @version 1.0
// @description GinImage API dokumantasyonu. Legacy access token formatlari desteklenmez.
// @host mcp.beyhano.net.tr
// @schemes https
// @securityDefinitions.apikey BearerAuth
// @in header
// @name Authorization

func ensureRequiredEnv() error {
	if strings.TrimSpace(os.Getenv("JWT_SECRET")) == "" {
		return fmt.Errorf("JWT_SECRET zorunludur")
	}
	return nil
}

// TIP <p>To run your code, right-click the code and select <b>Run</b>.</p> <p>Alternatively, click
// the <icon src="AllIcons.Actions.Execute"/> icon in the gutter and select the <b>Run</b> menu item from here.</p>
func main() {
	if err := godotenv.Load(); err != nil {
		log.Println("no .env file found, relying on environment variables")
	}

	if err := ensureRequiredEnv(); err != nil {
		log.Fatalf("config: %v", err)
	}

	if err := configs.ConnectDB(); err != nil {
		log.Fatalf("database: %v", err)
	}

	if err := configs.RunAutoMigrate(); err != nil {
		log.Fatalf("migration: %v", err)
	}

	if err := configs.SeedSecurityDefaults(); err != nil {
		log.Fatalf("seed security defaults: %v", err)
	}

	if err := configs.ConnectRedis(); err != nil {
		log.Fatalf("redis: %v", err)
	}
	defer func() {
		if err := configs.CloseRedis(); err != nil {
			log.Printf("redis kapatılırken hata: %v", err)
		}
	}()

	r := gin.Default()
	r.Use(middleware.DynamicCORS())
	r.Use(middleware.DynamicRateLimit())
	routers.Setup(r)

	if err := r.SetTrustedProxies([]string{"127.0.0.1"}); err != nil {
		log.Fatalf("failed to set trusted proxies: %v", err)
	}

	port := os.Getenv("PORT")
	if port == "" {
		port = "8080"
	}

	if err := r.Run(":" + port); err != nil {
		log.Fatalf("server: %v", err)
	}
}