复制项目

pkg/common/db/cache/token.go

@@ -0,0 +1,84 @@
+// Copyright © 2023 OpenIM open source community. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package cache
+
+import (
+	"context"
+	"time"
+
+	"github.com/openimsdk/tools/utils/stringutil"
+
+	"github.com/openimsdk/tools/errs"
+	"github.com/redis/go-redis/v9"
+)
+
+const (
+	chatToken = "CHAT_UID_TOKEN_STATUS:"
+)
+
+type TokenInterface interface {
+	AddTokenFlag(ctx context.Context, userID string, token string, flag int) error
+	AddTokenFlagNXEx(ctx context.Context, userID string, token string, flag int, expire time.Duration) (bool, error)
+	GetTokensWithoutError(ctx context.Context, userID string) (map[string]int32, error)
+	DeleteTokenByUid(ctx context.Context, userID string) error
+}
+
+type TokenCacheRedis struct {
+	rdb          redis.UniversalClient
+	accessExpire int64
+}
+
+func NewTokenInterface(rdb redis.UniversalClient) *TokenCacheRedis {
+	return &TokenCacheRedis{rdb: rdb}
+}
+
+func (t *TokenCacheRedis) AddTokenFlag(ctx context.Context, userID string, token string, flag int) error {
+	key := chatToken + userID
+	return errs.Wrap(t.rdb.HSet(ctx, key, token, flag).Err())
+}
+
+func (t *TokenCacheRedis) AddTokenFlagNXEx(ctx context.Context, userID string, token string, flag int, expire time.Duration) (bool, error) {
+	key := chatToken + userID
+	isSet, err := t.rdb.HSetNX(ctx, key, token, flag).Result()
+	if err != nil {
+		return false, errs.Wrap(err)
+	}
+	if !isSet {
+		// key already exists
+		return false, nil
+	}
+	if err = t.rdb.Expire(ctx, key, expire).Err(); err != nil {
+		return false, errs.Wrap(err)
+	}
+	return isSet, nil
+}
+
+func (t *TokenCacheRedis) GetTokensWithoutError(ctx context.Context, userID string) (map[string]int32, error) {
+	key := chatToken + userID
+	m, err := t.rdb.HGetAll(ctx, key).Result()
+	if err != nil {
+		return nil, errs.Wrap(err)
+	}
+	mm := make(map[string]int32)
+	for k, v := range m {
+		mm[k] = stringutil.StringToInt32(v)
+	}
+	return mm, nil
+}
+
+func (t *TokenCacheRedis) DeleteTokenByUid(ctx context.Context, userID string) error {
+	key := chatToken + userID
+	return errs.Wrap(t.rdb.Del(ctx, key).Err())
+}