package cache

import (
	"context"
	"encoding"
)

const NotExists = CacheError("cache: not exists")

type CacheError string

func (e CacheError) Error() string { return string(e) }

type TextSerializable interface {
	encoding.TextMarshaler
	encoding.TextUnmarshaler
}

type BinarySerializable interface {
	encoding.BinaryMarshaler
	encoding.BinaryUnmarshaler
}

// Cache TODO random Lock(key, timeout), Unlock(key, random)
type Cache interface {
	Set(ctx context.Context, key string, value any) error

	Load(ctx context.Context, key string, target any) error

	Del(ctx context.Context, keys ...string) error
}

type MultiLevelCache interface {
	Cache

	ForceLoad(ctx context.Context, key string, target any) error
}

// TODO CAS set value, atomic increment/decrement, 修改字段log复现
// CasSet 对比当前版本
func CasSet[V any](version int, value any) {

}

type Reply interface {
}