要約削除機能実装

gemini.js

@@ -933,18 +933,25 @@ function addTextarea(ul, content) {
     summaryInput.className = 'form-control mt-2 summery-text';
     summaryInput.placeholder = '要約';
     summaryInput.rows = 3;
+    if(summeries[content]) {
+        summaryInput.value = summeries[content];
+    }
+    
+    // ボタン用のコンテナ作成
+    const buttonContainer = document.createElement('div');
+    buttonContainer.className = 'mt-2';
     
     // 要約取得ボタンの作成
     const summaryButton = document.createElement('button');
     summaryButton.textContent = '要約を取得';
-    summaryButton.className = 'btn btn-secondary mt-2';
+    summaryButton.className = 'btn btn-secondary me-2';
     summaryButton.onclick = async () => {
         summaryButton.innerHTML = '<span class="spinner-border spinner-border-sm" role="status" aria-hidden="true"></span> Loading...';
         summaryButton.disabled = true;
         try {
-            const summary = await summerize(textarea.value);
+            const summary = await summerize(content);
             summaryInput.value = summary;
-            summeries[textarea.value] = summary;
+            summeries[content] = summary;
             updateTokenCount(true);
         } finally {
             summaryButton.innerHTML = '要約を取得';
@@ -952,10 +959,24 @@ function addTextarea(ul, content) {
         }
     };
     
+    // 要約削除ボタンの作成
+    const deleteSummaryButton = document.createElement('button');
+    deleteSummaryButton.textContent = '要約を削除';
+    deleteSummaryButton.className = 'btn btn-danger';
+    deleteSummaryButton.onclick = () => {
+        summaryInput.value = '';
+        delete summeries[content];
+        updateTokenCount(true);
+    };
+    
+    // ボタンをコンテナに追加
+    buttonContainer.appendChild(summaryButton);
+    buttonContainer.appendChild(deleteSummaryButton);
+    
     // 要素の追加
     li.appendChild(textarea);
     li.appendChild(summaryInput);
-    li.appendChild(summaryButton);
+    li.appendChild(buttonContainer);
     ul.appendChild(li);
 }