package redis

import (
	"fmt"
	"time"

	go_redis "github.com/redis/go-redis/v9"
)

type Redis struct {
	Client *go_redis.Client
	Prefix string
}

type RedisConfig struct {
	Prefix   string `mapstructure:"prefix" json:"prefix"`
	Host     string `mapstructure:"host" json:"host"`
	Port     int    `mapstructure:"post" json:"post"`
	DB       int    `mapstructure:"db" json:"db"`
	Password string `mapstructure:"password" json:"password"`
}

func IsRedisNil(err error) bool {
	return err == go_redis.Nil
}

func NewRedis(conf *RedisConfig) (*Redis, error) {
	addr := fmt.Sprintf("%s:%d", conf.Host, conf.Port)
	client := go_redis.NewClient(&go_redis.Options{
		Addr:         addr,
		DB:           conf.DB,
		Password:     conf.Password,
		DialTimeout:  5 * time.Second,
		ReadTimeout:  10 * time.Second,
		WriteTimeout: 10 * time.Second,
	})

	// _, err := client.Ping().Result()
	// if err != nil {
	// 	return nil, fmt.Errorf("failed to ping redis. with addr '%s'", addr)
	// }

	return &Redis{
		Client: client,
		Prefix: conf.Prefix,
	}, nil
}