package utils

import (
	"gd_management/common.in/cache"
	"encoding/json"
	"errors"
	"fmt"
)

func RedisSet(tabname string, tail string, value interface{}) error {
	bytes, err := json.Marshal(value)
	if err != nil {
		return err
	}
	key := fmt.Sprintf("%s-%s", tabname, tail)
	_, err = cache.Redis.Set(key, string(bytes))
	return err
}

func RedisGetKey(option string) (string, error) {
	array, err := cache.Redis.Keys(option)
	if err != nil {
		return "", err
	}
	if len(array) == 0 {
		return "", errors.New("no record")
	}
	return fmt.Sprintf("%s", array[0]), nil

}

func RedisGet(key string, value interface{}) error {
	ret, err := cache.Redis.Get(key)
	if err != nil {
		return err
	}
	if ret == "" {
		return errors.New("empty")
	}
	err = json.Unmarshal([]byte(ret), value)
	return err
}

func RedisDelKey(key string) error {
	_, err := cache.Redis.Del(key)
	return err
}