package utils

import (
	"context"
	"fmt"
	"legalgo-BE-go/config"
	"time"

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

func GetTokenRedis(ctx context.Context, rdb *redis.Client, id string) (string, error) {
	val, err := rdb.Get(ctx, "token-"+id).Result()

	switch {
	case err == redis.Nil:
		return "", fmt.Errorf("token does not exist")
	case err != nil:
		return "", err
	case val == "":
		return "", fmt.Errorf("token does not exist")
	}

	return val, nil
}

func StoreTokenRedis(ctx context.Context, rdb *redis.Client, token, id string) error {
	_, err := rdb.Get(ctx, "token-"+id).Result()
	if err != redis.Nil {
		// If there's an existing token, delete it (expire the previous session)
		if err := rdb.Del(ctx, "token-"+id).Err(); err != nil {
			return err
		}
	}
	// return rdb.Set(ctx context.Context, key string, value interface{}, expiration time.Duration)
	return rdb.Set(ctx, "token-"+id, token, time.Minute*time.Duration(config.REDIS_TIMEOUT)).Err()
}