//
// adapter_local.go
// Copyright (C) 2022 tiglog <me@tiglog.com>
//
// Distributed under terms of the MIT license.
//

package gcache

import (
	"sync"
	"time"

	"git.hexq.cn/tiglog/golib/helper"
)

const default_cache_size = 1024

// 本地内存缓存
type localCacheAdapter struct {
	mu   sync.Mutex
	data map[string][]byte
}

func NewLocalCacheAdapter() ICacheAdapter {
	return &localCacheAdapter{
		data: make(map[string][]byte, default_cache_size),
	}
}

func (c *localCacheAdapter) Get(key string, dest interface{}) error {
	val, ok := c.data[key]
	if ok {
		helper.Scan(val, dest)
	}
	return nil
}

func (c *localCacheAdapter) Set(key string, val interface{}, ttl time.Duration) error {
	return nil
}

func (c *localCacheAdapter) Has(key string) bool {
	return false
}
func (c *localCacheAdapter) Del(keys ...string) (int64, error) {
	return 0, nil
}