Files
stack/apps/gateway/src/conversations/conversations.controller.ts

98 lines
2.7 KiB
TypeScript

import {
Body,
Controller,
Delete,
Get,
HttpCode,
HttpStatus,
Inject,
NotFoundException,
Param,
Patch,
Post,
UseGuards,
} from '@nestjs/common';
import type { Brain } from '@mosaic/brain';
import { BRAIN } from '../brain/brain.tokens.js';
import { AuthGuard } from '../auth/auth.guard.js';
import { CurrentUser } from '../auth/current-user.decorator.js';
import { assertOwner } from '../auth/resource-ownership.js';
import {
CreateConversationDto,
UpdateConversationDto,
SendMessageDto,
} from './conversations.dto.js';
@Controller('api/conversations')
@UseGuards(AuthGuard)
export class ConversationsController {
constructor(@Inject(BRAIN) private readonly brain: Brain) {}
@Get()
async list(@CurrentUser() user: { id: string }) {
return this.brain.conversations.findAll(user.id);
}
@Get(':id')
async findOne(@Param('id') id: string, @CurrentUser() user: { id: string }) {
return this.getOwnedConversation(id, user.id);
}
@Post()
async create(@CurrentUser() user: { id: string }, @Body() dto: CreateConversationDto) {
return this.brain.conversations.create({
userId: user.id,
title: dto.title,
projectId: dto.projectId,
});
}
@Patch(':id')
async update(
@Param('id') id: string,
@Body() dto: UpdateConversationDto,
@CurrentUser() user: { id: string },
) {
await this.getOwnedConversation(id, user.id);
const conversation = await this.brain.conversations.update(id, dto);
if (!conversation) throw new NotFoundException('Conversation not found');
return conversation;
}
@Delete(':id')
@HttpCode(HttpStatus.NO_CONTENT)
async remove(@Param('id') id: string, @CurrentUser() user: { id: string }) {
await this.getOwnedConversation(id, user.id);
const deleted = await this.brain.conversations.remove(id);
if (!deleted) throw new NotFoundException('Conversation not found');
}
@Get(':id/messages')
async listMessages(@Param('id') id: string, @CurrentUser() user: { id: string }) {
await this.getOwnedConversation(id, user.id);
return this.brain.conversations.findMessages(id);
}
@Post(':id/messages')
async addMessage(
@Param('id') id: string,
@Body() dto: SendMessageDto,
@CurrentUser() user: { id: string },
) {
await this.getOwnedConversation(id, user.id);
return this.brain.conversations.addMessage({
conversationId: id,
role: dto.role,
content: dto.content,
metadata: dto.metadata,
});
}
private async getOwnedConversation(id: string, userId: string) {
const conversation = await this.brain.conversations.findById(id);
if (!conversation) throw new NotFoundException('Conversation not found');
assertOwner(conversation.userId, userId, 'Conversation');
return conversation;
}
}