c7fb240dc3
- Implement full MessageHandler dispatch with all 18 incoming message types - Add handler_messages.go: SendMessage, EditMessage, DeleteMessage with ownership checks - Add handler_rooms.go: JoinConversation, LeaveConversation - Add handler_history.go: FetchHistory (cursor-based), SearchMessages (ILIKE), SyncMessages - Add handler_realtime.go: Typing, MarkAsRead, Delivered, AddReaction, RemoveReaction - Add handler_calls.go: WebRTC signaling relay (CallOffer/Answer/ICE/Hangup/Reject) - Add PermissionService: CanRead/CanSend/CanJoin/CanModerate based on room_members - Add RateLimiter: per-user per-action sliding window (in-memory) - Wire all dependencies in router.go setupChatWebSocket
103 lines
2.7 KiB
Go
103 lines
2.7 KiB
Go
package chat
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import (
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"context"
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"veza-backend-api/internal/repositories"
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"veza-backend-api/internal/services"
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"go.uber.org/zap"
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)
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type MessageHandler struct {
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msgRepo *repositories.ChatMessageRepository
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readRepo *repositories.ReadReceiptRepository
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deliveredRepo *repositories.DeliveredStatusRepository
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reactionRepo *repositories.ReactionRepository
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pubsub *services.ChatPubSubService
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permissions *PermissionService
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rateLimiter *RateLimiter
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hub *Hub
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logger *zap.Logger
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}
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func NewMessageHandler(
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hub *Hub,
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msgRepo *repositories.ChatMessageRepository,
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readRepo *repositories.ReadReceiptRepository,
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deliveredRepo *repositories.DeliveredStatusRepository,
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reactionRepo *repositories.ReactionRepository,
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pubsub *services.ChatPubSubService,
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permissions *PermissionService,
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rateLimiter *RateLimiter,
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logger *zap.Logger,
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) *MessageHandler {
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if logger == nil {
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logger = zap.NewNop()
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}
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return &MessageHandler{
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hub: hub,
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msgRepo: msgRepo,
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readRepo: readRepo,
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deliveredRepo: deliveredRepo,
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reactionRepo: reactionRepo,
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pubsub: pubsub,
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permissions: permissions,
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rateLimiter: rateLimiter,
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logger: logger,
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}
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}
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func (h *MessageHandler) Dispatch(ctx context.Context, client *Client, msg *IncomingMessage) {
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switch msg.Type {
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case TypePing:
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client.SendJSON(NewPongResponse())
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case TypeSendMessage:
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h.HandleSendMessage(ctx, client, msg)
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case TypeEditMessage:
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h.HandleEditMessage(ctx, client, msg)
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case TypeDeleteMessage:
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h.HandleDeleteMessage(ctx, client, msg)
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case TypeJoinConversation:
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h.HandleJoinConversation(ctx, client, msg)
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case TypeLeaveConversation:
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h.HandleLeaveConversation(ctx, client, msg)
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case TypeFetchHistory:
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h.HandleFetchHistory(ctx, client, msg)
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case TypeSearchMessages:
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h.HandleSearchMessages(ctx, client, msg)
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case TypeSyncMessages:
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h.HandleSyncMessages(ctx, client, msg)
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case TypeTyping:
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h.HandleTyping(ctx, client, msg)
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case TypeMarkAsRead:
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h.HandleMarkAsRead(ctx, client, msg)
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case TypeDelivered:
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h.HandleDelivered(ctx, client, msg)
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case TypeAddReaction:
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h.HandleAddReaction(ctx, client, msg)
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case TypeRemoveReaction:
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h.HandleRemoveReaction(ctx, client, msg)
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case TypeCallOffer:
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h.HandleCallOffer(ctx, client, msg)
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case TypeCallAnswer:
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h.HandleCallAnswer(ctx, client, msg)
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case TypeICECandidate:
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h.HandleICECandidate(ctx, client, msg)
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case TypeCallHangup:
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h.HandleCallHangup(ctx, client, msg)
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case TypeCallReject:
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h.HandleCallReject(ctx, client, msg)
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default:
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h.logger.Warn("Unknown message type",
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zap.String("type", msg.Type),
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zap.String("user_id", client.UserID.String()))
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client.SendJSON(NewErrorResponse("Unknown message type: " + msg.Type))
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}
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}
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