哈哈

四分之一，五分钟，反手条件充足.py

@@ -210,6 +210,28 @@ class BitmartFuturesTransaction:
         except:
             return False
 
+    def input_size(self, size: int):
+        """在数量框输入张数（兼容受控组件：先聚焦、输入、再触发 input 事件）"""
+        try:
+            # 优先用 id，可能不是 input 而是 div/自定义组件
+            ele = self.page.ele('x://*[@id="size_0"]')
+            if not ele:
+                ele = self.page.ele('x://input[@id="size_0"]')
+            if not ele:
+                logger.warning("未找到数量框 size_0")
+                return False
+            time.sleep(0.3)
+            ele.click(by_js=True)
+            time.sleep(0.2)
+            s = str(int(size))
+            # 清空后输入；若页面是 React/Vue 受控组件，再通过 JS 设值并触发事件
+            ele.input(s, clear=True)
+            ele.run_js("this.value = arguments[0]; this.dispatchEvent(new Event('input', { bubbles: true }));", s)
+            return True
+        except Exception as e:
+            logger.warning(f"输入数量失败: {e}")
+            return False
+
     def 平仓(self):
         """平仓操作"""
         self.click_safe('x://span[normalize-space(text()) ="市价"]')
@@ -582,9 +604,10 @@ class BitmartFuturesTransaction:
 
                 # 进入交易页面
                 self.page.get("https://derivatives.bitmart.com/zh-CN/futures/ETHUSDT")
+                time.sleep(1)  # 等待交易表单渲染
                 self.click_safe('x://button[normalize-space(text()) ="市价"]')
-
-                self.page.ele('x://*[@id="size_0"]').input(vals=25, clear=True)
+                time.sleep(0.3)
+                self.input_size(self.default_order_size)
 
                 page_start = False