Refactor message handling and remove result limit in vault indexing

src/chat-view.ts

@@ -287,14 +287,16 @@ export class ChatView extends ItemView {
         context = context.substring(0, MAX_CONTEXT_LENGTH) + '\n\n... (truncated)';
       }
 
+      const systemContent = context
+        ? `You are a helpful assistant.\n\nRelevant vault context:\n${context}`
+        : 'You are a helpful assistant.';
       const systemMessage: OllamaMessage = {
         role: 'system',
-        content: 'You are a helpful assistant.',
+        content: systemContent,
       };
-      const userContent = context ? `${context}\n\n${userMessage}` : userMessage;
       const userMessageWithContext: OllamaMessage = {
         role: 'user',
-        content: userContent,
+        content: userMessage,
       };
 
       const messages: OllamaMessage[] = [
@@ -439,13 +441,11 @@ export class ChatView extends ItemView {
           }
         }
 
-        // Update last message immutably — only if no tool calls were processed
+        // Update assistant message immutably — only if no tool calls were processed
         if (toolCalls.length === 0) {
-          const lastMessageIndex = this.messages.length - 1;
-          if (lastMessageIndex >= 0) {
-            const lastMessage = { ...this.messages[lastMessageIndex], isStreaming: false };
-            this.messages = [...this.messages.slice(0, lastMessageIndex), lastMessage];
-          }
+          this.updateMessageById(assistantMessageId, {
+            isStreaming: false,
+          });
         }
 
         // Limit conversation history to prevent memory issues

src/vault-indexer.ts

@@ -102,10 +102,6 @@ class VaultIndexer {
         (result): result is NonNullable<typeof result> => result !== null
       );
       results.push(...validResults);
-
-      if (results.length >= 50) {
-        break;
-      }
     }
 
     return results;