feat: 重构移动端布局并新增专用单词本页面

server/vocab_api.py

@@ -72,6 +72,57 @@ def add_vocabulary(user):
         conn.close()
 
 
+@vocab_bp.put("/api/vocabulary/<int:item_id>")
+@login_required
+def update_vocabulary(user, item_id):
+    data = request.get_json(silent=True) or {}
+    word = (data.get("word") or "").strip()
+    if not word:
+        return jsonify({"error": "单词不能为空"}), 400
+    conn = get_db()
+    try:
+        row = conn.execute(
+            "SELECT id FROM vocabulary WHERE id = ? AND user_id = ?",
+            (item_id, user["id"]),
+        ).fetchone()
+        if row is None:
+            return jsonify({"error": "收藏不存在或无权访问"}), 404
+        duplicate = conn.execute(
+            """
+            SELECT id FROM vocabulary
+            WHERE user_id = ? AND word = ? AND id <> ?
+            """,
+            (user["id"], word, item_id),
+        ).fetchone()
+        if duplicate:
+            return jsonify({"error": "该单词已在单词本中"}), 409
+        conn.execute(
+            """
+            UPDATE vocabulary
+            SET word = ?, english = ?, chinese = ?, category = ?
+            WHERE id = ?
+            """,
+            (
+                word,
+                (data.get("english") or "").strip(),
+                (data.get("chinese") or "").strip(),
+                (data.get("category") or "").strip(),
+                item_id,
+            ),
+        )
+        conn.commit()
+        updated = conn.execute(
+            """
+            SELECT id, word, english, chinese, category, created_at
+            FROM vocabulary WHERE id = ?
+            """,
+            (item_id,),
+        ).fetchone()
+        return jsonify(row_to_dict(updated))
+    finally:
+        conn.close()
+
+
 @vocab_bp.delete("/api/vocabulary/<int:item_id>")
 @login_required
 def delete_vocabulary(user, item_id):