111

flutter_monisuo/lib/data/services/market_service.dart

@@ -53,4 +53,17 @@ class MarketService {
     }
     return ApiResponse.fail(response.message ?? '搜索失敗');
   }
+
+  /// 獲取訂單簿深度
+  Future<ApiResponse<Map<String, dynamic>>> getDepth(String code) async {
+    final response = await _client.get<Map<String, dynamic>>(
+      ApiEndpoints.marketDepth,
+      queryParameters: {'code': code},
+    );
+
+    if (response.success && response.data != null) {
+      return ApiResponse.success(response.data!, response.message);
+    }
+    return ApiResponse.fail(response.message ?? '獲取深度失敗');
+  }
 }