chg: feat: rewrite to be a torrent indexer

cache/redis.go

@@ -0,0 +1,44 @@
+package cache
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"time"
+
+	"github.com/redis/go-redis/v9"
+)
+
+var (
+	DefaultExpiration      = 24 * time.Hour * 180 // 180 days
+	IndexerComandoTorrents = "indexer:comando_torrents"
+)
+
+type Redis struct {
+	client *redis.Client
+}
+
+func NewRedis() *Redis {
+	redisHost := os.Getenv("REDIS_HOST")
+	if redisHost == "" {
+		redisHost = "localhost"
+	}
+	return &Redis{
+		client: redis.NewClient(&redis.Options{
+			Addr:     fmt.Sprintf("%s:6379", redisHost),
+			Password: "",
+		}),
+	}
+}
+
+func (r *Redis) Get(ctx context.Context, key string) ([]byte, error) {
+	return r.client.Get(ctx, key).Bytes()
+}
+
+func (r *Redis) Set(ctx context.Context, key string, value []byte) error {
+	return r.client.Set(ctx, key, value, DefaultExpiration).Err()
+}
+
+func (r *Redis) SetWithExpiration(ctx context.Context, key string, value []byte, expiration time.Duration) error {
+	return r.client.Set(ctx, key, value, expiration).Err()
+}