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124 lines
3.9 KiB
124 lines
3.9 KiB
// Copyright © 2023 OpenIM. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package cache
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import (
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"context"
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"time"
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relationTb "github.com/OpenIMSDK/Open-IM-Server/pkg/common/db/table/relation"
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"github.com/dtm-labs/rockscache"
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"github.com/redis/go-redis/v9"
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)
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const (
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userExpireTime = time.Second * 60 * 60 * 12
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userInfoKey = "USER_INFO:"
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userGlobalRecvMsgOptKey = "USER_GLOBAL_RECV_MSG_OPT_KEY:"
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)
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type UserCache interface {
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metaCache
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NewCache() UserCache
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GetUserInfo(ctx context.Context, userID string) (userInfo *relationTb.UserModel, err error)
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GetUsersInfo(ctx context.Context, userIDs []string) ([]*relationTb.UserModel, error)
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DelUsersInfo(userIDs ...string) UserCache
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GetUserGlobalRecvMsgOpt(ctx context.Context, userID string) (opt int, err error)
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DelUsersGlobalRecvMsgOpt(userIDs ...string) UserCache
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}
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type UserCacheRedis struct {
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metaCache
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userDB relationTb.UserModelInterface
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expireTime time.Duration
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rcClient *rockscache.Client
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}
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func NewUserCacheRedis(rdb redis.UniversalClient, userDB relationTb.UserModelInterface, options rockscache.Options) UserCache {
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rcClient := rockscache.NewClient(rdb, options)
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return &UserCacheRedis{
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metaCache: NewMetaCacheRedis(rcClient),
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userDB: userDB,
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expireTime: userExpireTime,
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rcClient: rcClient,
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}
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}
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func (u *UserCacheRedis) NewCache() UserCache {
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return &UserCacheRedis{
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metaCache: NewMetaCacheRedis(u.rcClient, u.metaCache.GetPreDelKeys()...),
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userDB: u.userDB,
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expireTime: u.expireTime,
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rcClient: u.rcClient,
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}
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}
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func (u *UserCacheRedis) getUserInfoKey(userID string) string {
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return userInfoKey + userID
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}
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func (u *UserCacheRedis) getUserGlobalRecvMsgOptKey(userID string) string {
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return userGlobalRecvMsgOptKey + userID
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}
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func (u *UserCacheRedis) GetUserInfo(ctx context.Context, userID string) (userInfo *relationTb.UserModel, err error) {
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return getCache(ctx, u.rcClient, u.getUserInfoKey(userID), u.expireTime, func(ctx context.Context) (*relationTb.UserModel, error) {
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return u.userDB.Take(ctx, userID)
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})
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}
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func (u *UserCacheRedis) GetUsersInfo(ctx context.Context, userIDs []string) ([]*relationTb.UserModel, error) {
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var keys []string
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for _, userID := range userIDs {
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keys = append(keys, u.getUserInfoKey(userID))
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}
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return batchGetCache(ctx, u.rcClient, keys, u.expireTime, func(user *relationTb.UserModel, keys []string) (int, error) {
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for i, key := range keys {
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if key == u.getUserInfoKey(user.UserID) {
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return i, nil
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}
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}
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return 0, errIndex
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}, func(ctx context.Context) ([]*relationTb.UserModel, error) {
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return u.userDB.Find(ctx, userIDs)
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})
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}
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func (u *UserCacheRedis) DelUsersInfo(userIDs ...string) UserCache {
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var keys []string
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for _, userID := range userIDs {
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keys = append(keys, u.getUserInfoKey(userID))
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}
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cache := u.NewCache()
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cache.AddKeys(keys...)
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return cache
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}
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func (u *UserCacheRedis) GetUserGlobalRecvMsgOpt(ctx context.Context, userID string) (opt int, err error) {
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return getCache(ctx, u.rcClient, u.getUserGlobalRecvMsgOptKey(userID), u.expireTime, func(ctx context.Context) (int, error) {
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return u.userDB.GetUserGlobalRecvMsgOpt(ctx, userID)
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})
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}
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func (u *UserCacheRedis) DelUsersGlobalRecvMsgOpt(userIDs ...string) UserCache {
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var keys []string
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for _, userID := range userIDs {
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keys = append(keys, u.getUserGlobalRecvMsgOptKey(userID))
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}
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cache := u.NewCache()
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cache.AddKeys(keys...)
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return cache
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}
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