Menyelesaikan fitur Login, Dashboard Mahasiswa, dan Admin Panel

backend/config/database.go

@@ -0,0 +1,48 @@
+package config
+
+import (
+	"fmt"
+	"log"
+	"os"
+	"s-class-backend/models" // Import package models
+
+	"github.com/joho/godotenv"
+	"gorm.io/driver/postgres"
+	"gorm.io/gorm"
+)
+
+var DB *gorm.DB
+
+func ConnectDatabase() {
+	// Load .env
+	err := godotenv.Load()
+	if err != nil {
+		log.Fatal("Error loading .env file")
+	}
+
+	dbHost := os.Getenv("DB_HOST")
+	dbUser := os.Getenv("DB_USER")
+	dbPassword := os.Getenv("DB_PASSWORD")
+	dbName := os.Getenv("DB_NAME")
+	dbPort := os.Getenv("DB_PORT")
+
+	dsn := fmt.Sprintf("host=%s user=%s password=%s dbname=%s port=%s sslmode=disable TimeZone=Asia/Jakarta", dbHost, dbUser, dbPassword, dbName, dbPort)
+
+	database, err := gorm.Open(postgres.Open(dsn), &gorm.Config{
+		DisableForeignKeyConstraintWhenMigrating: true,
+	})
+	if err != nil {
+		panic("Gagal koneksi ke database!")
+	}
+
+	// Auto Migrate (Membuat Tabel Otomatis)
+	err = database.AutoMigrate(&models.User{}, &models.Room{}, &models.Booking{})
+	if err != nil {
+		fmt.Println("Gagal migrasi:", err)
+	} else {
+		fmt.Println("✅ Database Migrated!")
+	}
+
+	fmt.Println("🚀 Sukses terkoneksi ke Database PostgreSQL!")
+	DB = database
+}