package dbcache

import (
	"context"

	"gorm.io/gorm"
)

type CacheDependency interface {
	GetValue(ctx context.Context, tx *gorm.DB) (value string, err error)
}

type SqlDependency struct {
	dependSQL  string
	dependArgs []any
}

func (d *SqlDependency) GetValue(ctx context.Context, tx *gorm.DB) (value string, err error) {
	var dependValue string
	err = tx.Raw(d.dependSQL, d.dependArgs...).Scan(&dependValue).Error
	return dependValue, err
}

func NewSqlDependency(dependSQL string, dependArgs ...any) *SqlDependency {
	return &SqlDependency{
		dependSQL:  dependSQL,
		dependArgs: dependArgs,
	}
}