package db

import (
	"context"
	"time"

	"github.com/jackc/pgx/v5/pgxpool"
)

type Config struct {
	DSN             string
	MaxConns        int32
	MinConns        int32
	MaxConnLifetime time.Duration
	MaxConnIdleTime time.Duration
}

func NewPool(ctx context.Context, cfg Config) (*pgxpool.Pool, error) {
	poolCfg, err := pgxpool.ParseConfig(cfg.DSN)
	if err != nil {
		return nil, err
	}

	poolCfg.MaxConns = cfg.MaxConns
	poolCfg.MinConns = cfg.MinConns
	poolCfg.MaxConnLifetime = cfg.MaxConnLifetime
	poolCfg.MaxConnIdleTime = cfg.MaxConnIdleTime

	return pgxpool.NewWithConfig(ctx, poolCfg)
}