Perbaikan pembacaan data base

internal/database/database.go

@@ -4,13 +4,22 @@ import (
 	"context"
 	"database/sql"
 	"fmt"
-	"log"
+	"log" // Import runtime package
+
+	// Import debug package
 	"strconv"
 	"sync"
 	"time"
 
 	"api-service/internal/config"
 
+	_ "github.com/jackc/pgx/v5" // Import pgx driver
+	_ "gorm.io/driver/postgres" // Import GORM PostgreSQL driver
+
+	_ "github.com/go-sql-driver/mysql" // MySQL driver for database/sql
+	_ "gorm.io/driver/mysql"           // GORM MySQL driver
+	_ "gorm.io/driver/sqlserver"       // GORM SQL Server driver
+
 	"go.mongodb.org/mongo-driver/mongo"
 	"go.mongodb.org/mongo-driver/mongo/options"
 )
@@ -64,7 +73,9 @@ func New(cfg *config.Config) Service {
 			readBalancer: make(map[string]int),
 		}
 
-		// Load configurations from config
+		log.Println("Initializing database service...") // Log when the initialization starts
+		// log.Printf("Current Goroutine ID: %d", runtime.NumGoroutine()) // Log the number of goroutines
+		// log.Printf("Stack Trace: %s", debug.Stack()) // Log the stack trace
 		dbManager.loadFromConfig(cfg)
 
 		// Initialize all databases
@@ -106,6 +117,15 @@ func (s *service) addDatabase(name string, config config.DatabaseConfig) error {
 	s.mu.Lock()
 	defer s.mu.Unlock()
 
+	log.Printf("=== Database Connection Debug ===")
+	log.Printf("Database: %s", name)
+	log.Printf("Type: %s", config.Type)
+	log.Printf("Host: %s", config.Host)
+	log.Printf("Port: %d", config.Port)
+	log.Printf("Database: %s", config.Database)
+	log.Printf("Username: %s", config.Username)
+	log.Printf("SSLMode: %s", config.SSLMode)
+
 	var db *sql.DB
 	var err error
 
@@ -127,9 +147,12 @@ func (s *service) addDatabase(name string, config config.DatabaseConfig) error {
 	}
 
 	if err != nil {
+		log.Printf("❌ Error connecting to database %s: %v", name, err)
+		log.Printf("   Database: %s@%s:%d/%s", config.Username, config.Host, config.Port, config.Database)
 		return err
 	}
 
+	log.Printf("✅ Successfully connected to database: %s", name)
 	return s.configureSQLDB(name, db, config.MaxOpenConns, config.MaxIdleConns, config.ConnMaxLifetime)
 }
 
@@ -408,14 +431,27 @@ func (s *service) Health() map[string]map[string]string {
 
 // GetDB returns a specific SQL database connection by name
 func (s *service) GetDB(name string) (*sql.DB, error) {
+	log.Printf("Attempting to get database connection for: %s", name)
 	s.mu.RLock()
 	defer s.mu.RUnlock()
 
 	db, exists := s.sqlDatabases[name]
 	if !exists {
+		log.Printf("Error: database %s not found", name) // Log the error
 		return nil, fmt.Errorf("database %s not found", name)
 	}
 
+	log.Printf("Current connection pool state for %s: Open: %d, In Use: %d, Idle: %d", 
+		name, db.Stats().OpenConnections, db.Stats().InUse, db.Stats().Idle)
+	s.mu.RLock()
+	defer s.mu.RUnlock()
+
+	// db, exists := s.sqlDatabases[name]
+	// if !exists {
+	// 	log.Printf("Error: database %s not found", name) // Log the error
+	// 	return nil, fmt.Errorf("database %s not found", name)
+	// }
+
 	return db, nil
 }
 
@@ -533,6 +569,3 @@ func (s *service) Close() error {
 
 	return nil
 }
-
-// Import necessary packages
-