// Package database define database operation functions
package database

import (
	"context"
	"time"

	"modelRT/logger"
	"modelRT/orm"

	"github.com/gofrs/uuid"
	"gorm.io/gorm"
	"gorm.io/gorm/clause"
)

// QueryBayByUUID returns the Bay record matching bayUUID.
func QueryBayByUUID(ctx context.Context, tx *gorm.DB, bayUUID uuid.UUID) (*orm.Bay, error) {
	var bay orm.Bay

	cancelCtx, cancel := context.WithTimeout(ctx, 5*time.Second)
	defer cancel()

	result := tx.WithContext(cancelCtx).
		Where("bay_uuid = ?", bayUUID).
		Clauses(clause.Locking{Strength: "UPDATE"}).
		First(&bay)

	if result.Error != nil {
		return nil, result.Error
	}
	return &bay, nil
}

// QueryBaysByUUIDs returns Bay records matching the given UUIDs in a single query.
// The returned slice preserves database order; unmatched UUIDs are silently omitted.
func QueryBaysByUUIDs(ctx context.Context, tx *gorm.DB, bayUUIDs []uuid.UUID) ([]orm.Bay, error) {
	if len(bayUUIDs) == 0 {
		return nil, nil
	}

	var bays []orm.Bay

	cancelCtx, cancel := context.WithTimeout(ctx, 5*time.Second)
	defer cancel()

	result := tx.WithContext(cancelCtx).
		Where("bay_uuid IN ?", bayUUIDs).
		Clauses(clause.Locking{Strength: "UPDATE"}).
		Find(&bays)

	if result.Error != nil {
		logger.Error(ctx, "query bays by uuids failed", "error", result.Error)
		return nil, result.Error
	}
	return bays, nil
}