量贩购物车限制

@@ -727,6 +727,9 @@ class Helpers
                 if ($value['buy_number'] > $value['storage_number']) {
                     $oneGoods['isTipNoStore'] = true; // 是否在结算时候显示库存不足 
                     $oneGoods['tipMessage'] = '库存不足';
+                } elseif ($value['min_buy_number'] > 1) {
+                    $oneGoods['minBuyNum'] = $value['min_buy_number'];
+                    $oneGoods['tipMessage'] = $value['min_buy_number'] . '件起购';
                 } elseif ($value['storage_number'] <= 2) {
                     $oneGoods['tipMessage'] = '余量有限';
                 }

@@ -116,7 +116,7 @@
                                     {{#if isPriceGift}}
                                         <div>{{productNum}}</div>
                                     {{^}}
-                                         <span class="minus"></span>
+                                        <span class="minus"{{#if minBuyNum}} data-min="{{minBuyNum}}"{{/if}}></span>
                                         <input type="text" value="{{productNum}}" readonly="readonly"/>
                                         <span class="plus"></span>
                                         <p class="tip-message {{#isTipNoStore}}tipNoStore{{/isTipNoStore}}">{{tipMessage}}</p>
@@ -175,7 +175,7 @@
                                     {{#if isPriceGift}}
                                         <div>{{productNum}}</div>
                                     {{^}}
-                                         <span class="minus"></span>
+                                        <span class="minus"{{#if minBuyNum}} data-min="{{minBuyNum}}"{{/if}}></span>
                                         <input type="text" value="{{productNum}}" readonly="readonly"/>
                                         <span class="plus"></span>
                                         <p class="tip-message {{#isTipNoStore}}tipNoStore{{/isTipNoStore}}">{{tipMessage}}</p>

@@ -639,17 +639,32 @@ function countAJAX(data) {
     });
 }
 
+$('.minus').each(function() {
+    var data = $(this).data();
+
+    $(this).data(data);
+});
+
 $payWapper.on('click', '.minus, .plus', function() {
+    var $this = $(this),
+        minNum = 1;
+
     countJSON = {};
-    count = $(this).hasClass('minus') ? 'decreaseNum' : 'increaseNum';
+    count = 'increaseNum';
+
+    if ($this.hasClass('minus')) {
+        count = 'decreaseNum';
+        minNum = $this.data('min') ?  $this.data('min') * 1 : 1;
+    }
+
     countJSON['' + count] = 1;
-    if (countBusy || ($(this).siblings('input').val() === '1' && $(this).hasClass('minus'))) {
+    if (countBusy || ($this.hasClass('minus') && $this.siblings('input').val() * 1 <= minNum)) {
         return false;
     }
 
     countAJAX($.extend(countJSON,
         {
-            sku: $(this).parents('tr').data('id')
+            sku: $this.parents('tr').data('id')
         }
     ));
 });