feat: use robot to migrate code

Signed-off-by: kubbot & kubecub <3293172751ysy@gmail.com>

pkg/common/db/cache/friend.go

@@ -0,0 +1,116 @@
+package cache
+
+import (
+	"context"
+	"time"
+
+	relationTb "github.com/OpenIMSDK/Open-IM-Server/pkg/common/db/table/relation"
+	"github.com/OpenIMSDK/Open-IM-Server/pkg/utils"
+	"github.com/dtm-labs/rockscache"
+	"github.com/redis/go-redis/v9"
+)
+
+const (
+	friendExpireTime    = time.Second * 60 * 60 * 12
+	friendIDsKey        = "FRIEND_IDS:"
+	TwoWayFriendsIDsKey = "COMMON_FRIENDS_IDS:"
+	friendKey           = "FRIEND_INFO:"
+)
+
+// args fn will exec when no data in msgCache
+type FriendCache interface {
+	metaCache
+	NewCache() FriendCache
+	GetFriendIDs(ctx context.Context, ownerUserID string) (friendIDs []string, err error)
+	// call when friendID List changed
+	DelFriendIDs(ownerUserID ...string) FriendCache
+	// get single friendInfo from msgCache
+	GetFriend(ctx context.Context, ownerUserID, friendUserID string) (friend *relationTb.FriendModel, err error)
+	// del friend when friend info changed
+	DelFriend(ownerUserID, friendUserID string) FriendCache
+}
+
+type FriendCacheRedis struct {
+	metaCache
+	friendDB   relationTb.FriendModelInterface
+	expireTime time.Duration
+	rcClient   *rockscache.Client
+}
+
+func NewFriendCacheRedis(rdb redis.UniversalClient, friendDB relationTb.FriendModelInterface, options rockscache.Options) FriendCache {
+	rcClient := rockscache.NewClient(rdb, options)
+	return &FriendCacheRedis{
+		metaCache:  NewMetaCacheRedis(rcClient),
+		friendDB:   friendDB,
+		expireTime: friendExpireTime,
+		rcClient:   rcClient,
+	}
+}
+
+func (c *FriendCacheRedis) NewCache() FriendCache {
+	return &FriendCacheRedis{rcClient: c.rcClient, metaCache: NewMetaCacheRedis(c.rcClient, c.metaCache.GetPreDelKeys()...), friendDB: c.friendDB, expireTime: c.expireTime}
+}
+
+func (f *FriendCacheRedis) getFriendIDsKey(ownerUserID string) string {
+	return friendIDsKey + ownerUserID
+}
+
+func (f *FriendCacheRedis) getTwoWayFriendsIDsKey(ownerUserID string) string {
+	return TwoWayFriendsIDsKey + ownerUserID
+}
+
+func (f *FriendCacheRedis) getFriendKey(ownerUserID, friendUserID string) string {
+	return friendKey + ownerUserID + "-" + friendUserID
+}
+
+func (f *FriendCacheRedis) GetFriendIDs(ctx context.Context, ownerUserID string) (friendIDs []string, err error) {
+	return getCache(ctx, f.rcClient, f.getFriendIDsKey(ownerUserID), f.expireTime, func(ctx context.Context) ([]string, error) {
+		return f.friendDB.FindFriendUserIDs(ctx, ownerUserID)
+	})
+}
+
+func (f *FriendCacheRedis) DelFriendIDs(ownerUserID ...string) FriendCache {
+	new := f.NewCache()
+	var keys []string
+	for _, userID := range ownerUserID {
+		keys = append(keys, f.getFriendIDsKey(userID))
+	}
+	new.AddKeys(keys...)
+	return new
+}
+
+// todo
+func (f *FriendCacheRedis) GetTwoWayFriendIDs(ctx context.Context, ownerUserID string) (twoWayFriendIDs []string, err error) {
+	friendIDs, err := f.GetFriendIDs(ctx, ownerUserID)
+	if err != nil {
+		return nil, err
+	}
+	for _, friendID := range friendIDs {
+		friendFriendID, err := f.GetFriendIDs(ctx, friendID)
+		if err != nil {
+			return nil, err
+		}
+		if utils.IsContain(ownerUserID, friendFriendID) {
+			twoWayFriendIDs = append(twoWayFriendIDs, ownerUserID)
+		}
+	}
+	return twoWayFriendIDs, nil
+}
+
+func (f *FriendCacheRedis) DelTwoWayFriendIDs(ctx context.Context, ownerUserID string) FriendCache {
+	new := f.NewCache()
+	new.AddKeys(f.getTwoWayFriendsIDsKey(ownerUserID))
+	return new
+}
+
+func (f *FriendCacheRedis) GetFriend(ctx context.Context, ownerUserID, friendUserID string) (friend *relationTb.FriendModel, err error) {
+	return getCache(ctx, f.rcClient, f.getFriendKey(ownerUserID, friendUserID), f.expireTime, func(ctx context.Context) (*relationTb.FriendModel, error) {
+		return f.friendDB.Take(ctx, ownerUserID, friendUserID)
+	})
+}
+
+func (f *FriendCacheRedis) DelFriend(ownerUserID, friendUserID string) FriendCache {
+	new := f.NewCache()
+	new.AddKeys(f.getFriendKey(ownerUserID, friendUserID))
+	return new
+}