54 lines
1.2 KiB
Go
54 lines
1.2 KiB
Go
package database
|
|
|
|
import (
|
|
"database/sql"
|
|
"fmt"
|
|
"log"
|
|
|
|
_ "github.com/lib/pq" // Import the PostgreSQL driver
|
|
)
|
|
|
|
type database struct {
|
|
host string
|
|
port int
|
|
user string
|
|
password string
|
|
dbname string
|
|
db *sql.DB // Pointer to sql.DB
|
|
}
|
|
|
|
func New(host string, port int, user, password, dbname string) *database {
|
|
return &database{
|
|
host: host,
|
|
port: port,
|
|
user: user,
|
|
password: password,
|
|
dbname: dbname,
|
|
db: nil,
|
|
}
|
|
}
|
|
|
|
func (d *database) Connect() error {
|
|
fmt.Println("Connecting to the database...")
|
|
psqlInfo := fmt.Sprintf("host=%s port=%d user=%s password=%s dbname=%s sslmode=disable",
|
|
d.host, d.port, d.user, d.password, d.dbname)
|
|
// Construct the connection string
|
|
|
|
db, err := sql.Open("postgres", psqlInfo)
|
|
// Open a new database connection
|
|
if err != nil {
|
|
panic("failed to open database: " + err.Error())
|
|
// return fmt.Errorf("failed to open database: %w", err)
|
|
}
|
|
|
|
// Test the connection
|
|
if err := db.Ping(); err != nil {
|
|
panic("failed to ping database: " + err.Error())
|
|
// return fmt.Errorf("failed to ping database: %w", err)
|
|
}
|
|
|
|
log.Println("Connected to the database successfully")
|
|
d.db = db
|
|
return nil
|
|
}
|