77 lines
2.0 KiB
Go
77 lines
2.0 KiB
Go
package service
|
|
|
|
import (
|
|
"context"
|
|
|
|
roomv1 "hyapp.local/api/proto/room/v1"
|
|
"hyapp/pkg/appcode"
|
|
"hyapp/pkg/roomid"
|
|
"hyapp/pkg/xerr"
|
|
)
|
|
|
|
const (
|
|
defaultRoomOnlineUsersPageSize = 50
|
|
maxRoomOnlineUsersPageSize = 100
|
|
)
|
|
|
|
// ListRoomOnlineUsers 分页读取房间在线用户列表。
|
|
// 该接口用于右上角在线人数弹窗，不能让客户端用完整 RoomSnapshot 做分页。
|
|
func (s *Service) ListRoomOnlineUsers(ctx context.Context, req *roomv1.ListRoomOnlineUsersRequest) (*roomv1.ListRoomOnlineUsersResponse, error) {
|
|
ctx = appcode.WithContext(ctx, req.GetMeta().GetAppCode())
|
|
roomID := req.GetRoomId()
|
|
viewerUserID := req.GetViewerUserId()
|
|
if !roomid.ValidStringID(roomID) {
|
|
return nil, xerr.New(xerr.InvalidArgument, "room_id is invalid")
|
|
}
|
|
if viewerUserID <= 0 {
|
|
return nil, xerr.New(xerr.InvalidArgument, "viewer_user_id is required")
|
|
}
|
|
|
|
presence, exists, err := s.repository.GetCurrentRoomPresence(ctx, viewerUserID)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if !exists || presence.RoomID != roomID || presence.Status != roomPresenceStatusActive {
|
|
return nil, xerr.New(xerr.PermissionDenied, "viewer is not in room")
|
|
}
|
|
|
|
page := int(req.GetPage())
|
|
if page <= 0 {
|
|
page = 1
|
|
}
|
|
pageSize := int(req.GetPageSize())
|
|
if pageSize <= 0 {
|
|
pageSize = defaultRoomOnlineUsersPageSize
|
|
}
|
|
if pageSize > maxRoomOnlineUsersPageSize {
|
|
pageSize = maxRoomOnlineUsersPageSize
|
|
}
|
|
|
|
result, err := s.repository.ListRoomOnlineUsers(ctx, RoomOnlineUserQuery{
|
|
AppCode: appcode.FromContext(ctx),
|
|
RoomID: roomID,
|
|
Page: page,
|
|
PageSize: pageSize,
|
|
})
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
users := make([]*roomv1.RoomUser, 0, len(result.Users))
|
|
for _, user := range result.Users {
|
|
users = append(users, &roomv1.RoomUser{
|
|
UserId: user.UserID,
|
|
Role: user.Role,
|
|
LastSeenAtMs: user.LastSeenAtMS,
|
|
})
|
|
}
|
|
|
|
return &roomv1.ListRoomOnlineUsersResponse{
|
|
Users: users,
|
|
Total: result.Total,
|
|
Page: int32(result.Page),
|
|
PageSize: int32(result.PageSize),
|
|
ServerTimeMs: s.clock.Now().UnixMilli(),
|
|
}, nil
|
|
}
|