package repo

import (
	"addrss/pkg/config"
	"database/sql"
	"fmt"

	_ "github.com/go-sql-driver/mysql"
)

func getDB() *sql.DB {
	dsn, err := config.GetString("dsn")
	if err != nil {
		panic(err)
	}

	db, err := sql.Open("mysql", dsn)
	if err != nil {
		panic(err)
	}

	return db
}

func dbQueryError(err error) error {
	return fmt.Errorf("could not execute query: %w", err)
}

func dbScanError(err error) error {
	return fmt.Errorf("could not scan into struct: %w", err)
}

func dbRowsError(err error) error {
	return fmt.Errorf("could not iterate over rows: %w", err)
}