package db

import (
	"context"
	"database/sql"
	"embed"

	goose "github.com/pressly/goose/v3"
	"github.com/sirupsen/logrus"
	_ "modernc.org/sqlite"

	"git.janky.solutions/finn/lockserver/config"
)

const sqliteParams = "?_pragma=foreign_keys(1)&_time_format=sqlite"

func Get() (*Queries, *sql.DB, error) {
	db, err := sql.Open("sqlite", config.C.SqliteDatabase+sqliteParams)
	if err != nil {
		return nil, nil, err
	}

	return New(db), db, nil
}

//go:embed migrations
var migrations embed.FS

func Migrate() error {
	logrus.WithField("dbfile", config.C.SqliteDatabase).Info("migrating database")

	_, conn, err := Get()
	if err != nil {
		return err
	}
	defer conn.Close()

	goose.SetBaseFS(migrations)

	if err := goose.SetDialect("sqlite3"); err != nil {
		return err
	}

	if err := goose.Up(conn, "migrations"); err != nil {
		return err
	}

	return nil
}

func NullString(s string) sql.NullString {
	return sql.NullString{Valid: s != "", String: s}
}

func NullInt64(i int64) sql.NullInt64 {
	return sql.NullInt64{Valid: true, Int64: i}
}

type loggingDBTX struct {
	Next DBTX
}

func (l loggingDBTX) ExecContext(ctx context.Context, query string, params ...interface{}) (sql.Result, error) {
	logrus.WithFields(logrus.Fields{
		"query":  query,
		"params": params,
	}).Debug("ExecContext")
	return l.Next.ExecContext(ctx, query, params...)
}

func (l loggingDBTX) PrepareContext(ctx context.Context, query string) (*sql.Stmt, error) {
	logrus.WithFields(logrus.Fields{
		"query": query,
	}).Debug("PrepareContext")
	return l.Next.PrepareContext(ctx, query)
}
func (l loggingDBTX) QueryContext(ctx context.Context, query string, params ...interface{}) (*sql.Rows, error) {
	logrus.WithFields(logrus.Fields{
		"query":  query,
		"params": params,
	}).Debug("QueryContext")
	return l.Next.QueryContext(ctx, query, params...)
}
func (l loggingDBTX) QueryRowContext(ctx context.Context, query string, params ...interface{}) *sql.Row {
	logrus.WithFields(logrus.Fields{
		"query":  query,
		"params": params,
	}).Debug("QueryRowContext")
	return l.Next.QueryRowContext(ctx, query, params...)
}