From 5c81a133eadb9ff5cc7917d8f930263ec38ffc15 Mon Sep 17 00:00:00 2001
From: Default User <user@example.com>
Date: Fri, 9 Jan 2026 15:54:37 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E9=99=90=E5=88=B6=E8=A7=84=E6=A0=BC?=
 =?UTF-8?q?=E6=95=B0=E9=87=8F=E5=AF=B9=E6=9C=80=E5=A4=9A=E5=8F=AA=E8=83=BD?=
 =?UTF-8?q?=E5=88=9B=E5=BB=BA=E4=B8=89=E4=B8=AA?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 supply.html | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/supply.html b/supply.html
index 28006ab..5446fcb 100644
--- a/supply.html
+++ b/supply.html
@@ -2939,6 +2939,14 @@
         // 添加规格和件数对
         function addSpecQuantityPair() {
             const container = document.getElementById('specQuantityPairs');
+            const pairs = container.querySelectorAll('.spec-quantity-pair');
+            
+            // 限制最多只能创建三个规格对
+            if (pairs.length >= 3) {
+                alert('最多只能创建三个规格对');
+                return;
+            }
+            
             const existingSpecs = [];
             container.querySelectorAll('.spec-value').forEach(input => {
                 if (input.value) existingSpecs.push(input.value);
@@ -2953,6 +2961,16 @@
                 <button type="button" class="remove-quantity-btn" onclick="removeSpecQuantityPair(this)">×</button>
             `;
             container.appendChild(pair);
+            
+            // 检查是否已达到最大数量，如果是则禁用添加按钮
+            const newPairCount = container.querySelectorAll('.spec-quantity-pair').length;
+            if (newPairCount >= 3) {
+                const addButton = document.querySelector('.add-spec-quantity-btn');
+                if (addButton) {
+                    addButton.disabled = true;
+                    addButton.className = 'add-spec-quantity-btn btn-disabled';
+                }
+            }
         }
         
         // 删除规格和件数对
@@ -2973,6 +2991,16 @@
                 if (quantityInput) quantityInput.value = '';
                 if (costpriceInput) costpriceInput.value = '';
             }
+            
+            // 检查当前数量，如果少于三个则启用添加按钮
+            const newPairCount = container.querySelectorAll('.spec-quantity-pair').length;
+            if (newPairCount < 3) {
+                const addButton = document.querySelector('.add-spec-quantity-btn');
+                if (addButton) {
+                    addButton.disabled = false;
+                    addButton.className = 'add-spec-quantity-btn';
+                }
+            }
         }
         
         // 为规格和件数对显示规格选择弹窗