package cache

import (
	"fmt"
	"strings"
	"time"
)

func assembleSearchKey(entityName string, additional ...string) string {
	var keys = make([]string, 0)
	keys = append(keys, strings.ToUpper(entityName))
	keys = append(keys, additional...)
	var b strings.Builder
	b.WriteString(TAG_SEARCH)
	for _, s := range keys {
		fmt.Fprintf(&b, ":%s", s)
	}
	return b.String()
}

// 缓存模型名称明确的，使用或者包含非ID检索条件的实体内容。
func CacheSearch[T any](instance T, relationNames []string, entityName string, conditions ...string) error {
	searchKey := assembleSearchKey(entityName, conditions...)
	err := Cache(searchKey, &instance, 5*time.Minute)
	for _, relationName := range relationNames {
		CacheRelation(relationName, STORE_TYPE_KEY, searchKey)
	}
	return err
}

// 从缓存中取得模型名称明确的，使用或者包含非ID检索条件的实体内容。
func RetreiveSearch[T any](entityName string, conditions ...string) (*T, error) {
	searchKey := assembleSearchKey(entityName, conditions...)
	instance, err := Retreive[T](searchKey)
	return instance, err
}

// 从缓存中删除全部指定模型名称的实体内容。
func AbolishSearch(entityName string) error {
	pattern := fmt.Sprintf("%s:%s:*", TAG_SEARCH, strings.ToUpper(entityName))
	return DeleteAll(pattern)
}