Merge pull request #81 from jonathanhefner/examples-use-content-for-now

Use `content` instead of `structuredContent` in examples

examples/customer-segmentation-server/server.ts

@@ -27,29 +27,6 @@ const GetCustomerDataInputSchema = z.object({
     .describe("Filter by segment (default: All)"),
 });
 
-const CustomerSchema = z.object({
-  id: z.string(),
-  name: z.string(),
-  segment: z.string(),
-  annualRevenue: z.number(),
-  employeeCount: z.number(),
-  accountAge: z.number(),
-  engagementScore: z.number(),
-  supportTickets: z.number(),
-  nps: z.number(),
-});
-
-const SegmentSummarySchema = z.object({
-  name: z.string(),
-  count: z.number(),
-  color: z.string(),
-});
-
-const GetCustomerDataOutputSchema = z.object({
-  customers: z.array(CustomerSchema),
-  segments: z.array(SegmentSummarySchema),
-});
-
 // Cache generated data for session consistency
 let cachedCustomers: Customer[] | null = null;
 let cachedSegments: SegmentSummary[] | null = null;
@@ -92,15 +69,13 @@ const server = new McpServer({
       description:
         "Returns customer data with segment information for visualization. Optionally filter by segment.",
       inputSchema: GetCustomerDataInputSchema.shape,
-      outputSchema: GetCustomerDataOutputSchema.shape,
       _meta: { [RESOURCE_URI_META_KEY]: resourceUri },
     },
     async ({ segment }): Promise<CallToolResult> => {
       const data = getCustomerData(segment);
 
       return {
-        content: [{ type: "text", text: JSON.stringify(data, null, 2) }],
-        structuredContent: data,
+        content: [{ type: "text", text: JSON.stringify(data) }],
       };
     },
   );

examples/customer-segmentation-server/src/mcp-app.ts

@@ -336,7 +336,13 @@ async function fetchData(): Promise<void> {
       arguments: {},
     });
 
-    const data = result.structuredContent as unknown as {
+    const text = result
+      .content!.filter(
+        (c): c is { type: "text"; text: string } => c.type === "text",
+      )
+      .map((c) => c.text)
+      .join("");
+    const data = JSON.parse(text) as {
       customers: Customer[];
       segments: SegmentSummary[];
     };