Refactor code structure for improved readability and maintainability

src/hooks/summary.ts

@@ -14,6 +14,11 @@ export interface StopInput {
  */
 export function summaryHook(input?: StopInput): void {
   try {
+    // Log hook entry point
+    console.error('[claude-mem summary] Hook fired', {
+      input: input ? { session_id: input.session_id, cwd: input.cwd } : null
+    });
+
     // Handle standalone execution (no input provided)
     if (!input) {
       console.log('No input provided - this script is designed to run as a Claude Code Stop hook');
@@ -26,6 +31,7 @@ export function summaryHook(input?: StopInput): void {
     }
 
     const { session_id } = input;
+    console.error('[claude-mem summary] Searching for active SDK session', { session_id });
 
     // Find active SDK session
     const db = new HooksDatabase();
@@ -34,10 +40,17 @@ export function summaryHook(input?: StopInput): void {
 
     if (!session) {
       // No active session - nothing to finalize
+      console.error('[claude-mem summary] No active SDK session found', { session_id });
       console.log('{"continue": true, "suppressOutput": true}');
       process.exit(0);
     }
 
+    console.error('[claude-mem summary] Active SDK session found', {
+      session_id: session.id,
+      collection_name: session.collection_name,
+      worker_pid: session.worker_pid
+    });
+
     // Get socket path
     const socketPath = getWorkerSocketPath(session.id);
 
@@ -46,25 +59,40 @@ export function summaryHook(input?: StopInput): void {
       type: 'finalize'
     };
 
+    console.error('[claude-mem summary] Attempting to send FINALIZE message to worker socket', {
+      socketPath,
+      message
+    });
+
     const client = net.connect(socketPath, () => {
+      console.error('[claude-mem summary] Socket connection established, sending message');
       client.write(JSON.stringify(message) + '\n');
       client.end();
     });
 
     client.on('error', (err) => {
       // Socket not available - worker may have already finished or crashed
-      console.error(`[claude-mem summary] Socket error: ${err.message}`);
+      console.error('[claude-mem summary] Socket error occurred', {
+        error: err.message,
+        code: (err as any).code,
+        socketPath
+      });
       // Continue anyway, don't block Claude
     });
 
     client.on('close', () => {
+      console.error('[claude-mem summary] Socket connection closed successfully');
       console.log('{"continue": true, "suppressOutput": true}');
       process.exit(0);
     });
 
   } catch (error: any) {
     // On error, don't block Claude Code
-    console.error(`[claude-mem summary error: ${error.message}]`);
+    console.error('[claude-mem summary] Unexpected error in hook', {
+      error: error.message,
+      stack: error.stack,
+      name: error.name
+    });
     console.log('{"continue": true, "suppressOutput": true}');
     process.exit(0);
   }