From 4d630b8d88cc19d52a7f176d9d4e7347e038b7df Mon Sep 17 00:00:00 2001
From: DaviMBDev <davimb00789@gmail.com>
Date: Sat, 25 Apr 2026 17:36:37 -0300
Subject: [PATCH] =?UTF-8?q?feat:=20s=C3=B3=20o=20atendente=20v=C3=AA=20o?=
 =?UTF-8?q?=20chat?=
MIME-Version: 1.0
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---
 .../chat/application/chat.service.spec.ts     | 20 +++++++++++++++++++
 .../modules/chat/application/chat.service.ts  |  4 ++--
 .../chat/presentation/chat.gateway.spec.ts    | 13 ++++++++++++
 .../modules/chat/presentation/chat.gateway.ts |  2 +-
 package-lock.json                             |  6 ++++++
 5 files changed, 42 insertions(+), 3 deletions(-)
 create mode 100644 package-lock.json

diff --git a/backend/src/modules/chat/application/chat.service.spec.ts b/backend/src/modules/chat/application/chat.service.spec.ts
index 90f6eb9..d9d082c 100644
--- a/backend/src/modules/chat/application/chat.service.spec.ts
+++ b/backend/src/modules/chat/application/chat.service.spec.ts
@@ -202,6 +202,16 @@ describe('ChatService', () => {
       expect(mockMessageRepository.create).toHaveBeenCalledTimes(1);
     });
 
+    it('should throw ForbiddenException when SUPPORT tries to send message and is not a participant', async () => {
+      mockChatRepository.findById.mockResolvedValue(mockChat);
+
+      await expect(
+        service.sendMessage(CHAT_ID, OUTSIDER_ID, UserRole.SUPPORT, 'Intruso suporte!'),
+      ).rejects.toThrow(ForbiddenException);
+
+      expect(mockMessageRepository.create).not.toHaveBeenCalled();
+    });
+
     it('should throw ForbiddenException when sender is not a participant', async () => {
       mockChatRepository.findById.mockResolvedValue(mockChat);
 
@@ -266,6 +276,16 @@ describe('ChatService', () => {
       expect(result).toEqual(mockMessages);
     });
 
+    it('should throw ForbiddenException when SUPPORT tries to view history and is not a participant', async () => {
+      mockChatRepository.findById.mockResolvedValue(mockChat);
+
+      await expect(
+        service.getChatHistory(CHAT_ID, OUTSIDER_ID, UserRole.SUPPORT),
+      ).rejects.toThrow(ForbiddenException);
+
+      expect(mockMessageRepository.findByChatId).not.toHaveBeenCalled();
+    });
+
     it('should throw ForbiddenException when user is not a participant', async () => {
       mockChatRepository.findById.mockResolvedValue(mockChat);
 
diff --git a/backend/src/modules/chat/application/chat.service.ts b/backend/src/modules/chat/application/chat.service.ts
index c2f2a6f..406c883 100644
--- a/backend/src/modules/chat/application/chat.service.ts
+++ b/backend/src/modules/chat/application/chat.service.ts
@@ -53,7 +53,7 @@ export class ChatService {
     }
 
     // ADMINs podem enviar mensagem em qualquer chat
-    if (senderRole !== UserRole.ADMIN && senderRole !== UserRole.SUPPORT) {
+    if (senderRole !== UserRole.ADMIN) {
       if (chat.clientId !== senderId && chat.agentId !== senderId) {
         throw new ForbiddenException('You are not a participant of this chat');
       }
@@ -79,7 +79,7 @@ export class ChatService {
     }
 
     // ADMINs podem ver histórico de qualquer chat
-    if (userRole !== UserRole.ADMIN && userRole !== UserRole.SUPPORT) {
+    if (userRole !== UserRole.ADMIN) {
       if (chat.clientId !== userId && chat.agentId !== userId) {
         throw new ForbiddenException('You are not a participant of this chat');
       }
diff --git a/backend/src/modules/chat/presentation/chat.gateway.spec.ts b/backend/src/modules/chat/presentation/chat.gateway.spec.ts
index 4b0e10c..32beb06 100644
--- a/backend/src/modules/chat/presentation/chat.gateway.spec.ts
+++ b/backend/src/modules/chat/presentation/chat.gateway.spec.ts
@@ -178,6 +178,19 @@ describe('ChatGateway', () => {
       });
     });
 
+    it('should emit error when non-participant support tries to join', async () => {
+      const client = createMockSocket();
+      client.data.user = { id: OUTSIDER_ID, email: 'suporte@e.com', role: 'support' };
+      mockChatService.isParticipant.mockResolvedValue(false);
+
+      await gateway.handleEntrarChat({ chatId: CHAT_ID }, client);
+
+      expect(client.join).not.toHaveBeenCalled();
+      expect(client.emit).toHaveBeenCalledWith('erro', {
+        mensagem: 'Você não é participante deste chat',
+      });
+    });
+
     it('should emit error when user is not authenticated', async () => {
       const client = createMockSocket();
       // client.data.user is undefined
diff --git a/backend/src/modules/chat/presentation/chat.gateway.ts b/backend/src/modules/chat/presentation/chat.gateway.ts
index 472167d..da44ba3 100644
--- a/backend/src/modules/chat/presentation/chat.gateway.ts
+++ b/backend/src/modules/chat/presentation/chat.gateway.ts
@@ -87,7 +87,7 @@ export class ChatGateway implements OnGatewayConnection, OnGatewayDisconnect {
       user.id,
     );
 
-    if (!isParticipant && user.role !== 'admin' && user.role !== 'support') {
+    if (!isParticipant && user.role !== 'admin') {
       client.emit('erro', {
         mensagem: 'Você não é participante deste chat',
       });
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..6872ff4
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,6 @@
+{
+  "name": "ProDesk-backend",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {}
+}