package main

import (
	"context"
	"net/http"
	"os"
	"os/signal"
	"syscall"
	"time"

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

	"github.com/genex/translate-service/internal/application/service"
	"github.com/genex/translate-service/internal/interface/http/handler"
)

func main() {
	logger, _ := zap.NewProduction()
	defer logger.Sync()

	port := os.Getenv("PORT")
	if port == "" {
		port = "3007"
	}

	svc := service.NewTranslateService()
	h := handler.NewTranslateHandler(svc)

	r := gin.New()
	r.Use(gin.Recovery())

	r.GET("/health", func(c *gin.Context) {
		c.JSON(200, gin.H{"status": "ok", "service": "translate-service"})
	})
	r.GET("/health/ready", func(c *gin.Context) { c.JSON(200, gin.H{"status": "ready"}) })
	r.GET("/health/live", func(c *gin.Context) { c.JSON(200, gin.H{"status": "alive"}) })

	api := r.Group("/api/v1/translate")
	api.POST("/mappings", h.CreateMapping)
	api.GET("/resolve", h.Resolve)
	api.GET("/user/:userId", h.GetByUser)

	server := &http.Server{Addr: ":" + port, Handler: r, ReadTimeout: 15 * time.Second, WriteTimeout: 15 * time.Second}

	go func() {
		logger.Info("Translate Service starting", zap.String("port", port))
		if err := server.ListenAndServe(); err != nil && err != http.ErrServerClosed {
			logger.Fatal("Failed", zap.Error(err))
		}
	}()

	quit := make(chan os.Signal, 1)
	signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
	<-quit

	ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
	defer cancel()
	server.Shutdown(ctx)
	logger.Info("Translate Service stopped")
}