package main

import (
	"os"
	"strconv"
	"time"
	"zardzul/music-index/database"
	_ "zardzul/music-index/docs"
	"zardzul/music-index/handlers"
	"zardzul/music-index/repository"
	"zardzul/music-index/routes"

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

// @title Music Index API
// @version 1.0
// @description API for managing users and artists in Music Index.
// @BasePath /api/v1/

func main() {
	err := godotenv.Load(".env")
	if err != nil {
		panic("Error loading .env file")
	}

	pool, queries, databaseError := database.Connect()
	if databaseError != nil {
		panic(databaseError)
	}
	defer pool.Close()

	jwtSecret := os.Getenv("JWT_SECRET")
	if jwtSecret == "" {
		panic("JWT_SECRET is required")
	}

	jwtIssuer := os.Getenv("JWT_ISSUER")
	if jwtIssuer == "" {
		jwtIssuer = "music-index-api"
	}

	jwtTTLMinutes := 60
	if envTTL := os.Getenv("JWT_TTL_MINUTES"); envTTL != "" {
		parsed, parseErr := strconv.Atoi(envTTL)
		if parseErr != nil || parsed <= 0 {
			panic("JWT_TTL_MINUTES must be a positive integer")
		}
		jwtTTLMinutes = parsed
	}

	userRepo := repository.NewUserRepository(queries)
	userHandler := handlers.NewUserHandler(userRepo, jwtSecret, jwtIssuer, time.Duration(jwtTTLMinutes)*time.Minute)
	artistRepo := repository.NewArtistRepository(queries)
	artistHandler := handlers.NewArtistHandler(artistRepo)

	router := gin.Default()
	routes.Routes(router, userHandler, artistHandler, jwtSecret)

	if routerError := router.Run(":8080"); routerError != nil {
		panic(routerError)
	}
}