2024-06-24 17:34:49 +08:00

90 lines
3.3 KiB
Go

package redis
import (
"context"
"github.com/dtm-labs/rockscache"
"github.com/openimsdk/open-im-server/v3/pkg/common/storage/cache"
"github.com/openimsdk/open-im-server/v3/pkg/common/storage/cache/cachekey"
"github.com/openimsdk/open-im-server/v3/pkg/common/storage/database"
"github.com/openimsdk/tools/errs"
"github.com/redis/go-redis/v9"
"strconv"
"time"
)
func NewSeqUserCacheRedis(rdb redis.UniversalClient, mgo database.SeqUser) cache.SeqUser {
return &seqUserCacheRedis{
rdb: rdb,
mgo: mgo,
readSeqWriteRatio: 100,
expireTime: time.Hour * 24 * 7,
readExpireTime: time.Hour * 24 * 30,
rocks: rockscache.NewClient(rdb, *GetRocksCacheOptions()),
}
}
type seqUserCacheRedis struct {
rdb redis.UniversalClient
mgo database.SeqUser
rocks *rockscache.Client
expireTime time.Duration
readExpireTime time.Duration
readSeqWriteRatio int64
}
func (s *seqUserCacheRedis) getSeqUserMaxSeqKey(conversationID string, userID string) string {
return cachekey.GetSeqUserMaxSeqKey(conversationID, userID)
}
func (s *seqUserCacheRedis) getSeqUserMinSeqKey(conversationID string, userID string) string {
return cachekey.GetSeqUserMinSeqKey(conversationID, userID)
}
func (s *seqUserCacheRedis) getSeqUserReadSeqKey(conversationID string, userID string) string {
return cachekey.GetSeqUserReadSeqKey(conversationID, userID)
}
func (s *seqUserCacheRedis) GetMaxSeq(ctx context.Context, conversationID string, userID string) (int64, error) {
return getCache(ctx, s.rocks, s.getSeqUserMaxSeqKey(conversationID, userID), s.expireTime, func(ctx context.Context) (int64, error) {
return s.mgo.GetMaxSeq(ctx, conversationID, userID)
})
}
func (s *seqUserCacheRedis) SetMaxSeq(ctx context.Context, conversationID string, userID string, seq int64) error {
if err := s.mgo.SetMaxSeq(ctx, conversationID, userID, seq); err != nil {
return err
}
return s.rocks.TagAsDeleted2(ctx, s.getSeqUserMaxSeqKey(conversationID, userID))
}
func (s *seqUserCacheRedis) GetMinSeq(ctx context.Context, conversationID string, userID string) (int64, error) {
return getCache(ctx, s.rocks, s.getSeqUserMinSeqKey(conversationID, userID), s.expireTime, func(ctx context.Context) (int64, error) {
return s.mgo.GetMaxSeq(ctx, conversationID, userID)
})
}
func (s *seqUserCacheRedis) SetMinSeq(ctx context.Context, conversationID string, userID string, seq int64) error {
if err := s.mgo.SetMinSeq(ctx, conversationID, userID, seq); err != nil {
return err
}
return s.rocks.TagAsDeleted2(ctx, s.getSeqUserMinSeqKey(conversationID, userID))
}
func (s *seqUserCacheRedis) GetReadSeq(ctx context.Context, conversationID string, userID string) (int64, error) {
return getCache(ctx, s.rocks, s.getSeqUserReadSeqKey(conversationID, userID), s.readExpireTime, func(ctx context.Context) (int64, error) {
return s.mgo.GetMaxSeq(ctx, conversationID, userID)
})
}
func (s *seqUserCacheRedis) SetReadSeq(ctx context.Context, conversationID string, userID string, seq int64) error {
if seq%s.readSeqWriteRatio == 0 {
if err := s.mgo.SetReadSeq(ctx, conversationID, userID, seq); err != nil {
return err
}
}
if err := s.rocks.RawSet(ctx, s.getSeqUserReadSeqKey(conversationID, userID), strconv.Itoa(int(seq)), s.readExpireTime); err != nil {
return errs.Wrap(err)
}
return nil
}