first commit

Co-authored-by: Cursor <cursoragent@cursor.com>

services/mcpService.ts

@@ -0,0 +1,64 @@
+import { CalendarEvent } from '../types';
+
+type EventCallback = (event: CalendarEvent) => void;
+
+class MCPService {
+  private eventSource: EventSource | null = null;
+  private listeners: EventCallback[] = [];
+
+  connect(url: string) {
+    if (this.eventSource) {
+      this.eventSource.close();
+    }
+
+    try {
+      console.log(`Connecting to MCP Brain at ${url}...`);
+      this.eventSource = new EventSource(url);
+
+      this.eventSource.onopen = () => {
+        console.log('MCP Brain Connected!');
+      };
+
+      this.eventSource.onmessage = (event) => {
+        try {
+          const data = JSON.parse(event.data);
+          // Assuming the backend sends an event structure similar to ours
+          // or wraps it in { type: 'new_event', payload: ... }
+          if (data.id && data.title) {
+            this.notify(data);
+          }
+        } catch (e) {
+          console.error('Failed to parse MCP message', e);
+        }
+      };
+
+      this.eventSource.onerror = (err) => {
+        console.error('MCP Connection Error', err);
+        // Optional: Implement retry logic here
+      };
+
+    } catch (e) {
+      console.error('Invalid URL for MCP', e);
+    }
+  }
+
+  disconnect() {
+    if (this.eventSource) {
+      this.eventSource.close();
+      this.eventSource = null;
+    }
+  }
+
+  subscribe(callback: EventCallback) {
+    this.listeners.push(callback);
+    return () => {
+      this.listeners = this.listeners.filter(l => l !== callback);
+    };
+  }
+
+  private notify(event: CalendarEvent) {
+    this.listeners.forEach(cb => cb(event));
+  }
+}
+
+export const mcpService = new MCPService();