Files
repo-pattern/app/lib/db/db.go
Eden Kirin 21dcabe180 Initial
2024-06-18 22:01:31 +02:00

66 lines
1.3 KiB
Go

package db
import (
"fmt"
"repo-pattern/app/lib/cfg"
"repo-pattern/app/lib/logging"
"strconv"
"strings"
"time"
"gorm.io/driver/postgres"
"gorm.io/gorm"
gormLogger "gorm.io/gorm/logger"
)
const CONNECTION_MAX_IDLE_TIME = time.Minute * 1
const DB_CONNECTION_TIMEOUT = 5
var DBConn *gorm.DB
func ConnectToDb(config *cfg.DatabaseConfig) (*gorm.DB, error) {
var connectionString = strings.Join([]string{
"postgres://",
config.Username, ":",
config.Password, "@",
config.Host, ":",
config.Port, "/",
config.Name,
"?sslmode=disable",
"&TimeZone=UTC",
"&connect_timeout=", strconv.Itoa(DB_CONNECTION_TIMEOUT),
}, "")
var logLevel gormLogger.LogLevel
if config.DebugSQL {
logLevel = gormLogger.Info
} else {
logLevel = gormLogger.Silent
}
conn, err := gorm.Open(postgres.Open(connectionString), &gorm.Config{
Logger: gormLogger.Default.LogMode(logLevel),
})
if err != nil {
return nil, err
}
return conn, nil
}
func InitDB() *gorm.DB {
var err error
DBConn, err = ConnectToDb(&cfg.Config.Database)
if err != nil {
msg := fmt.Sprintf("Error connecting to database: %s. Terminating!", err)
logging.Log.Error(msg)
panic(msg)
}
// set connection autodisconnect after idle time
db, _ := DBConn.DB()
db.SetConnMaxIdleTime(CONNECTION_MAX_IDLE_TIME)
return DBConn
}