Feat: roomlist & join room

handlers/actions.go

@@ -6,6 +6,7 @@ import (
 	"errors"
 	"golias/models"
 	"golias/utils"
+	"strings"
 )
 
 func createRoom(ctx context.Context, req *models.RoomReq) (*models.Room, error) {
@@ -22,11 +23,13 @@ func createRoom(ctx context.Context, req *models.RoomReq) (*models.Room, error)
 }
 
 func saveRoom(room *models.Room) error {
+	key := models.CacheRoomPrefix + room.ID
 	data, err := json.Marshal(room)
 	if err != nil {
 		return err
 	}
 	memcache.Set(models.CacheRoomPrefix+room.ID, data)
+	log.Debug("saved room", "room", room, "key", key)
 	return nil
 }
 
@@ -208,3 +211,24 @@ func joinTeam(ctx context.Context, role, team string) (*models.FullInfo, error)
 	}
 	return fi, nil
 }
+
+// get all rooms
+func listPublicRooms() []*models.Room {
+	cacheMap := memcache.GetAll()
+	publicRooms := []*models.Room{}
+	// no way to know if room is public until unmarshal -_-;
+	for key, value := range cacheMap {
+		if strings.HasPrefix(key, models.CacheRoomPrefix) {
+			room := &models.Room{}
+			if err := json.Unmarshal(value, &room); err != nil {
+				log.Warn("failed to unmarshal room", "error", err)
+				continue
+			}
+			log.Debug("consider room for list", "room", room, "key", key)
+			if room.IsPublic {
+				publicRooms = append(publicRooms, room)
+			}
+		}
+	}
+	return publicRooms
+}