package database

import (
	"log"
	"os"
	"path/filepath"

	"github.com/jianboy/filecloud/internal/model"
	"gorm.io/driver/sqlite"
	"gorm.io/gorm"
)

var DB *gorm.DB

// InitDB initializes the database connection
func InitDB() error {
	// Create data directory if it doesn't exist
	dataDir := filepath.Join("data")
	if err := os.MkdirAll(dataDir, 0755); err != nil {
		return err
	}

	dbPath := filepath.Join(dataDir, "filecloud.db")
	db, err := gorm.Open(sqlite.Open(dbPath), &gorm.Config{})
	if err != nil {
		return err
	}

	// Auto migrate the schema
	err = db.AutoMigrate(&model.File{}, &model.User{})
	if err != nil {
		return err
	}

	DB = db
	log.Println("Database initialized successfully")
	return nil
}