feat: 工作台聊天室功能

src/server/routes/chat/messages.ts

@@ -0,0 +1,42 @@
+import type Database from "bun:sqlite";
+
+import type { RuntimeMode } from "../../../shared/api";
+
+import { getConversation, listMessages } from "../../db/conversations";
+import { createApiError, jsonResponse } from "../../helpers";
+import { validateIdParam, validatePagination } from "../../middleware";
+
+export function handleListMessages(req: Request, db: Database, mode: RuntimeMode): Response {
+  const parts = new URL(req.url).pathname.split("/");
+  const projectId = parts[3];
+  const conversationId = parts[5];
+
+  const validatedProject = validateIdParam(projectId ?? "", mode);
+  if (validatedProject instanceof Response) return validatedProject;
+
+  const validatedConv = validateIdParam(conversationId ?? "", mode);
+  if (validatedConv instanceof Response) return validatedConv;
+
+  const convResult = getConversation(db, validatedConv.id);
+  if ("error" in convResult) {
+    return jsonResponse(createApiError(convResult.error, convResult.status), { mode, status: convResult.status });
+  }
+
+  if (convResult.conversation.projectId !== validatedProject.id) {
+    return jsonResponse(createApiError("会话不属于该项目", 403), { mode, status: 403 });
+  }
+
+  const url = new URL(req.url);
+  const pageParam = url.searchParams.get("page");
+  const pageSizeParam = url.searchParams.get("pageSize");
+
+  const pagination = validatePagination(pageParam, pageSizeParam, mode);
+  if (pagination instanceof Response) return pagination;
+
+  const result = listMessages(db, validatedConv.id, {
+    page: pagination.page,
+    pageSize: pagination.pageSize,
+  });
+
+  return jsonResponse(result, { mode });
+}