0.2.1 databatage conectage

config/db.go

@@ -0,0 +1,57 @@
+package config
+
+import (
+	"database/sql"
+	"fmt"
+	"log"
+
+	_ "github.com/lib/pq"
+)
+
+func ConnectToPostgreSQL() (*sql.DB, error) {
+	fmt.Println("Connecting to PostgreSQL...")
+	config, err := LoadConfig("config/conf.json")
+	if err != nil {
+		return nil, err
+	}
+
+	fmt.Println("Configuration loaded successfully!")
+
+	connStr := fmt.Sprintf("host=%s port=%s user=%s password=%s dbname=%s sslmode=%s",
+		config.Database.Host, config.Database.Port, config.Database.User, config.Database.Password, config.Database.DBName, config.Database.SSLMode)
+
+	// Open connection to database
+	db, err := sql.Open("postgres", connStr)
+	if err != nil {
+		return nil, err
+	}
+
+	fmt.Println("Connection to PostgreSQL opened successfully!")
+
+	// Ping database to verify connection
+	err = db.Ping()
+
+	fmt.Println(err)
+	if err != nil {
+		return nil, err
+	}
+
+	log.Println("Connected to PostgreSQL!")
+
+	return db, nil
+}
+
+func PrintDBConfig() {
+	config, err := LoadConfig("config/conf.json")
+	if err != nil {
+		fmt.Println("Error loading config:", err)
+		return
+	}
+
+	fmt.Println("Configuration:", config)
+	fmt.Println("Host:", config.Database.Host)
+	fmt.Println("Port:", config.Database.Port)
+	fmt.Println("User:", config.Database.User)
+	fmt.Println("Database Host:", config.Database.Host)
+	fmt.Println("Database Password:", config.Database.Password)
+}