[eric] imports: move mcp-tool-name helpers into shared

frontend/src/shared/mcpToolMeta.ts

@@ -0,0 +1,66 @@
+export interface McpToolInfo {
+  isMcp: boolean;
+  serverSlug: string;
+  action: string;
+  service: string;
+  displayName: string;
+}
+
+export function parseMcpToolName(rawName: string): McpToolInfo {
+  const m = rawName.match(/^mcp__([^_]+(?:-[^_]+)*)__(.+)$/);
+  if (!m) return { isMcp: false, serverSlug: '', action: '', service: '', displayName: rawName };
+  const serverSlug = m[1];
+  const action = m[2];
+  const spaced = action.replace(/_/g, ' ').toLowerCase();
+  const display = spaced.charAt(0).toUpperCase() + spaced.slice(1);
+
+  const lower = action.toLowerCase();
+  let service = '';
+  if (lower.includes('gmail') || lower.includes('email') || lower.includes('mail')) service = 'gmail';
+  else if (lower.includes('calendar') || lower.includes('event') || lower.includes('freebusy')) service = 'calendar';
+  else if (lower.includes('drive') || lower.includes('file')) service = 'drive';
+  else if (lower.includes('sheet') || lower.includes('spreadsheet')) service = 'sheets';
+  else if (lower.includes('doc') || lower.includes('paragraph')) service = 'docs';
+  else if (lower.includes('contact')) service = 'contacts';
+
+  return { isMcp: true, serverSlug, action, service, displayName: display };
+}
+
+export function getMcpInputSummary(input: any): string {
+  if (!input || typeof input !== 'object') return '';
+  const keys = Object.keys(input);
+  if (keys.length === 0) return '';
+  if (keys.length === 1) {
+    const v = input[keys[0]];
+    const s = typeof v === 'string' ? v : JSON.stringify(v);
+    return s.length > 60 ? s.slice(0, 60) + '…' : s;
+  }
+  return keys.slice(0, 3).map((k) => {
+    const v = input[k];
+    const s = typeof v === 'string' ? v : JSON.stringify(v);
+    return `${k}: ${s.length > 30 ? s.slice(0, 30) + '…' : s}`;
+  }).join('  ');
+}
+
+export function getMcpShortAction(mcpInfo: McpToolInfo): string {
+  const { action, service } = mcpInfo;
+  let short = action;
+  if (service && action.toLowerCase().startsWith(service.toLowerCase() + '_')) {
+    short = action.slice(service.length + 1);
+  }
+  const lower = short.replace(/_/g, ' ').toLowerCase();
+  return lower.charAt(0).toUpperCase() + lower.slice(1);
+}
+
+export function getGmailHeader(msg: any, name: string): string {
+  if (msg.payload?.headers && Array.isArray(msg.payload.headers)) {
+    const h = msg.payload.headers.find(
+      (hdr: any) => (hdr.name || '').toLowerCase() === name.toLowerCase()
+    );
+    if (h) return h.value || '';
+  }
+  if (msg.headers && typeof msg.headers === 'object' && !Array.isArray(msg.headers)) {
+    return msg.headers[name] || msg.headers[name.toLowerCase()] || '';
+  }
+  return '';
+}