package db

import (
	"context"
	"github.com/jackc/pgx/v4/pgxpool"
	"os"
)

var Db *pgxpool.Pool

func Connect(connStr string) error {
	if connStr == "" {
		connStr = os.Getenv("QDDNS_DB")
	}
	if connStr == "" {
		connStr = "postgresql:///pdns"
	}
	conn, err := pgxpool.Connect(context.Background(), connStr)
	if err != nil {
		return err
	}
	Db = conn
	return nil
}