fix: open pricing page when encountered usage limit error

Author: ahonn

package.json

@@ -16,6 +16,7 @@
     "format": "biome format --write .",
     "clean": "rm -rf build",
     "prepublishOnly": "npm run clean && npm run build",
+    "pack": "npm run dxt:pack && npm run mcpb:pack",
     "dxt:build": "CLIENT_TYPE=dxt tsup",
     "dxt:pack": "npm run dxt:build && dxt pack",
     "dxt:dev": "dxt dev",
@@ -38,6 +39,7 @@
     "date-fns": "^4.1.0",
     "lodash": "^4.17.21",
     "mime-types": "^2.1.35",
+    "open": "^10.2.0",
     "p-retry": "^7.0.0",
     "pkce-challenge": "^5.0.0",
     "zod": "^3.23.8",

pnpm-lock.yaml

@@ -197,7 +197,7 @@ export class PageIndexOAuthProvider implements OAuthClientProvider {
             resolve(code);
 
             // For DXT builds, redirect directly without showing content
-            if (__CLIENT_TYPE__ === 'dxt') {
+            if (['dxt', 'mcpb'].includes(__CLIENT_TYPE__)) {
               res.writeHead(302, { Location: 'claude://claude.ai/new' });
               res.end();
             } else {

src/client/oauth-provider.ts

@@ -1,6 +1,7 @@
 import fs from 'node:fs/promises';
 import path from 'node:path';
 import type { CallToolResult } from '@modelcontextprotocol/sdk/types.js';
+import open from 'open';
 import pRetry, { AbortError } from 'p-retry';
 import { z } from 'zod';
 import type { PageIndexMcpClient } from '../client/mcp-client.js';
@@ -68,6 +69,15 @@ async function processDocument(
     const submitResult = await mcpClient.callTool('submit_document', {
       file_name: uploadInfo.file_name,
     });
+
+    if (submitResult.isError) {
+      const [content] = submitResult.content || [];
+      const result = JSON.parse((content?.text as string) || '{}');
+      if (result.open_url) {
+        open(result.open_url);
+      }
+    }
+
     return submitResult;
   } catch (error) {
     // Handle PDF validation errors with specific guidance

src/tools/process-document.ts

@@ -21,12 +21,10 @@ export class RemoteToolsProxy {
   getClientInfo(): {
     type: 'dxt' | 'npm';
     version: string;
-    isDxt: boolean;
   } {
     return {
       type: __CLIENT_TYPE__,
       version: __VERSION__,
-      isDxt: __CLIENT_TYPE__ === 'dxt',
     };
   }