diff --git a/app/admin/controller/Payment.php b/app/admin/controller/Payment.php
index 8509e03a1..00134140a 100755
--- a/app/admin/controller/Payment.php
+++ b/app/admin/controller/Payment.php
@@ -67,8 +67,6 @@ class Payment extends Common
         // 插件更新信息
         $upgrade = PaymentService::PaymentUpgradeInfo($ret['data']);
         MyViewAssign('upgrade_info', $upgrade['data']);
-        // print_r($upgrade);
-        // print_r($ret['data']);
 
         return MyView();
 	}
diff --git a/app/api/controller/Goods.php b/app/api/controller/Goods.php
index 26f40166a..a5c3bdb2a 100755
--- a/app/api/controller/Goods.php
+++ b/app/api/controller/Goods.php
@@ -187,6 +187,26 @@ class Goods extends Common
         return ApiService::ApiDataReturn($ret);
     }
 
+    /**
+     * 商品数量选择
+     * @author   Devil
+     * @blog    http://gong.gg/
+     * @version 1.0.0
+     * @date    2018-12-14
+     * @desc    description
+     */
+    public function Stock()
+    {
+        // 开始处理
+        $params = $this->data_post;
+        $ret = GoodsService::GoodsStock($params);
+        if($ret['code'] == 0)
+        {
+            $ret['data'] = $ret['data']['spec_base'];
+        }
+        return ApiService::ApiDataReturn($ret);
+    }
+
     /**
      * 商品分类
      * @author   Devil
diff --git a/app/index/controller/Goods.php b/app/index/controller/Goods.php
index f2db61aca..aeef4728b 100755
--- a/app/index/controller/Goods.php
+++ b/app/index/controller/Goods.php
@@ -179,7 +179,7 @@ class Goods extends Common
         $this->IsLogin();
 
         // 开始处理
-        $params = input('post.');
+        $params = $this->data_post;
         $params['user'] = $this->user;
         return GoodsFavorService::GoodsFavorCancel($params);
     }
@@ -201,7 +201,7 @@ class Goods extends Common
         }
 
         // 开始处理
-        $params = input('post.');
+        $params = $this->data_post;
         return GoodsService::GoodsSpecType($params);
     }
 
@@ -222,10 +222,31 @@ class Goods extends Common
         }
 
         // 开始处理
-        $params = input('post.');
+        $params = $this->data_post;
         return GoodsService::GoodsSpecDetail($params);
     }
 
+    /**
+     * 商品数量选择
+     * @author   Devil
+     * @blog    http://gong.gg/
+     * @version 1.0.0
+     * @date    2018-12-14
+     * @desc    description
+     */
+    public function Stock()
+    {
+        // 是否ajax请求
+        if(!IS_AJAX)
+        {
+            return $this->error('非法访问');
+        }
+
+        // 开始处理
+        $params = $this->data_post;
+        return GoodsService::GoodsStock($params);
+    }
+
     /**
      * 商品评论
      * @author   Devil
diff --git a/app/index/view/default/cart/index.html b/app/index/view/default/cart/index.html
index a478bcf19..9eafd8d82 100755
--- a/app/index/view/default/cart/index.html
+++ b/app/index/view/default/cart/index.html
@@ -17,7 +17,7 @@
 {{include file="public/goods_category" /}}
 
 <!-- content -->
-<div class="am-container cart-content">
+<div class="am-container cart-content" data-ajax-url="{{:MyUrl('index/cart/stock')}}">
     {{if !empty($cart_list)}}
         <!-- 商品列表 -->
         <table class="am-table">
@@ -79,7 +79,6 @@
                                     <span class="original-price">{{$currency_symbol}}{{$goods.original_price}}</span>
                                 {{/if}}
                                 <strong class="total-price-content">{{$currency_symbol}}{{$goods.price}}</strong>
-                                <span class="wap-number">x{{$goods.stock}}</span>
                             </div>
 
                             <!-- 商品基础后面钩子 开始 -->
@@ -182,9 +181,9 @@
 
                             <!-- 数量操作 -->
                             {{if $goods['is_error'] eq 0}}
-                                <div class="am-input-group am-input-group-sm stock-tag" data-inventory="{{$goods.inventory}}" data-price="{{$goods.price}}" data-ajax-url="{{:MyUrl('index/cart/stock')}}">
+                                <div class="am-input-group am-input-group-sm stock-tag" data-inventory="{{$goods.inventory}}" data-price="{{$goods.price}}">
                                     <span class="am-input-group-label {{if $goods['is_shelves'] eq 1 and $goods['is_delete_time'] eq 0}}stock-submit{{/if}}" data-type="min">-</span>
-                                    <input type="number" class="am-form-field" value="{{$goods.stock}}" {{if $goods['is_shelves'] neq 1 or $goods['is_delete_time'] neq 0}}disabled{{/if}} />
+                                    <input type="number" class="am-form-field" value="{{$goods.stock}}" {{if $goods['is_shelves'] neq 1 or $goods['is_delete_time'] neq 0}}disabled{{/if}} data-min-limit="{{$goods.buy_min_number}}" data-max-limit="{{$goods.buy_max_number}}" data-unit="{{$goods.inventory_unit}}" />
                                     <span class="am-input-group-label {{if $goods['is_shelves'] eq 1 and $goods['is_delete_time'] eq 0}}stock-submit{{/if}}" data-type="add">+</span>
                                 </div>
                             {{else /}}
diff --git a/app/index/view/default/goods/index.html b/app/index/view/default/goods/index.html
index ff12ce00e..0def5a674 100755
--- a/app/index/view/default/goods/index.html
+++ b/app/index/view/default/goods/index.html
@@ -380,7 +380,7 @@
                                                     <dd>
                                                         <div class="am-input-group am-input-group-sm number-tag">
                                                             <button class="am-input-group-label" id="min" type="button">-</button>
-                                                            <input type="number" class="am-form-field" value="{{$goods.buy_min_number}}" id="text_box" min="{{$goods.buy_min_number}}" max="{{if empty($goods['buy_max_number'])}}{{$goods.inventory}}{{else /}}{{$goods.buy_max_number}}{{/if}}" data-original-max="{{$goods.inventory}}" />
+                                                            <input type="number" class="am-form-field" value="{{$goods.buy_min_number}}" id="text_box" min="{{$goods.buy_min_number}}" max="{{if empty($goods['buy_max_number'])}}{{$goods.inventory}}{{else /}}{{$goods.buy_max_number}}{{/if}}" data-original-max="{{$goods.inventory}}" data-ajax-url="{{:MyUrl('index/goods/stock')}}" />
                                                             <button class="am-input-group-label" id="add" type="button">+</button>
                                                         </div>
                                                         <span class="tb-hidden stock-tips"><span>库存</span><span class="stock" data-original-stock="{{$goods.inventory}}" data-min-limit="{{$goods.buy_min_number}}" data-max-limit="{{$goods.buy_max_number}}" data-unit="{{$goods.inventory_unit}}">{{$goods.inventory}}</span><span>{{$goods.inventory_unit}}</span></span>
diff --git a/app/service/BuyService.php b/app/service/BuyService.php
index e5a193eba..3138cc1d4 100755
--- a/app/service/BuyService.php
+++ b/app/service/BuyService.php
@@ -248,13 +248,13 @@ class BuyService
                 $v['spec'] = empty($v['spec']) ? null : json_decode($v['spec'], true);
 
                 // 获取商品基础信息
-                $goods_base = GoodsService::GoodsSpecDetail(['id'=>$v['goods_id'], 'spec'=>$v['spec']]);
+                $goods_base = GoodsService::GoodsSpecDetail(['id'=>$v['goods_id'], 'spec'=>$v['spec'], 'stock'=>$v['stock']]);
                 $v['is_invalid'] = 0;
                 if($goods_base['code'] == 0)
                 {
                     $v['inventory'] = $goods_base['data']['spec_base']['inventory'];
-                    $v['price'] = (float) $goods_base['data']['spec_base']['price'];
-                    $v['original_price'] = (float) $goods_base['data']['spec_base']['original_price'];
+                    $v['price'] = $goods_base['data']['spec_base']['price'];
+                    $v['original_price'] = $goods_base['data']['spec_base']['original_price'];
                     $v['spec_weight'] = $goods_base['data']['spec_base']['weight'];
                     $v['spec_coding'] = $goods_base['data']['spec_base']['coding'];
                     $v['spec_barcode'] = $goods_base['data']['spec_base']['barcode'];
@@ -278,7 +278,7 @@ class BuyService
                 $v['goods_url'] = MyUrl('index/goods/index', ['id'=>$v['goods_id']]);
                 $v['images_old'] = $v['images'];
                 $v['images'] = ResourcesService::AttachmentPathViewHandle($v['images']);
-                $v['total_price'] = $v['stock']* ((float) $v['price']);
+                $v['total_price'] = PriceNumberFormat($v['stock']* $v['price']);
                 $v['buy_max_number'] = ($v['buy_max_number'] <= 0) ? $v['inventory']: $v['buy_max_number'];
 
                 // 错误处理
@@ -432,28 +432,54 @@ class BuyService
         $stock = intval($params['stock']);
 
         // 获取购物车数据
-        $cart = Db::name('Cart')->where($where)->select()->toArray();
-        if(empty($cart))
+        $data = Db::name('Cart')->where($where)->field('goods_id,title,price,stock,spec')->find();
+        if(empty($data))
         {
             return DataReturn('请先加入购物车', -1);
         }
-        $cart[0]['stock'] = $stock;
+        $data['stock'] = $stock;
+        $data['spec'] = empty($data['spec']) ? null : json_decode($data['spec'], true);
 
         // 商品校验
-        $ret = self::BuyGoodsCheck(['goods'=>$cart]);
+        $ret = self::BuyGoodsCheck(['goods'=>[$data]]);
         if($ret['code'] != 0)
         {
             return $ret;
         }
 
         // 更新数据
-        $data = [
+        $upd_data = [
             'stock'     => $stock,
             'upd_time'  => time(),
         ];
-        if(Db::name('Cart')->where($where)->update($data))
+        if(Db::name('Cart')->where($where)->update($upd_data))
         {
-            return DataReturn('更新成功', 0);
+            // 获取商品基础信息、更新商品价格信息
+            $goods_base = GoodsService::GoodsSpecDetail(['id'=>$data['goods_id'], 'spec'=>$data['spec'], 'stock'=>$data['stock']]);
+            if($goods_base['code'] == 0)
+            {
+                $data['price'] = (float) $goods_base['data']['spec_base']['price'];
+                $data['original_price'] = (float) $goods_base['data']['spec_base']['original_price'];
+            }
+
+            // 增加价格总计
+            $data['total_price'] = PriceNumberFormat($data['stock']*$data['price']);
+
+            // 购物车更新成功钩子
+            $hook_name = 'plugins_service_cart_update_success';
+            $ret = EventReturnHandle(MyEventTrigger($hook_name, [
+                'hook_name'     => $hook_name,
+                'is_backend'    => true,
+                'params'        => $params,
+                'data'          => &$data,
+                'goods_id'      => $params['goods_id']
+            ]));
+            if(isset($ret['code']) && $ret['code'] != 0)
+            {
+                return $ret;
+            }
+
+            return DataReturn('更新成功', 0, $data);
         }
         return DataReturn('更新失败', -100);
     }
@@ -519,7 +545,7 @@ class BuyService
         $goods['spec'] = self::GoodsSpecificationsHandle($params);
 
         // 获取商品基础信息
-        $goods_base = GoodsService::GoodsSpecDetail(['id'=>$goods['goods_id'], 'spec'=>$goods['spec']]);
+        $goods_base = GoodsService::GoodsSpecDetail(['id'=>$goods['goods_id'], 'spec'=>$goods['spec'], 'stock'=>$params['stock']]);
         if($goods_base['code'] == 0)
         {
             $goods['inventory'] = $goods_base['data']['spec_base']['inventory'];
diff --git a/app/service/GoodsService.php b/app/service/GoodsService.php
index 50225d8f7..c6efa2719 100755
--- a/app/service/GoodsService.php
+++ b/app/service/GoodsService.php
@@ -2341,6 +2341,46 @@ class GoodsService
         return DataReturn('没有相关规格类型', -100);
     }
 
+    /**
+     * 商品购买数量获取商品信息
+     * @author  Devil
+     * @blog    http://gong.gg/
+     * @version 1.0.0
+     * @date    2021-10-05
+     * @desc    description
+     * @param   [array]           $params [输入参数]
+     */
+    public static function GoodsStock($params = [])
+    {
+        // 请求参数
+        $p = [
+            [
+                'checked_type'      => 'empty',
+                'key_name'          => 'id',
+                'error_msg'         => '商品id有误',
+            ],
+            [
+                'checked_type'      => 'empty',
+                'key_name'          => 'stock',
+                'error_msg'         => '购买数量有误',
+            ],
+            [
+                'checked_type'      => 'min',
+                'key_name'          => 'stock',
+                'checked_data'      => 1,
+                'error_msg'         => '购买数量有误',
+            ],
+        ];
+        $ret = ParamsChecked($params, $p);
+        if($ret !== true)
+        {
+            return DataReturn($ret, -1);
+        }
+
+        // 获取商品基础信息
+        return self::GoodsSpecDetail($params);
+    }
+
     /**
      * 获取商品分类节点数据
      * @author   Devil
diff --git a/app/service/SystemBaseService.php b/app/service/SystemBaseService.php
index 46bae15c8..b12e73e58 100644
--- a/app/service/SystemBaseService.php
+++ b/app/service/SystemBaseService.php
@@ -317,7 +317,7 @@ class SystemBaseService
      * @desc    description
      * @param   [int]          $goods_id [商品id]
      * @param   [string]       $plugins  [插件名称]
-     * @param   [int]          $is_use [是否使用（0否, 1是）]
+     * @param   [int]          $is_use   [是否使用（0否, 1是）]
      */
     public static function GoodsDiscountRecord($goods_id, $plugins, $is_use = 0)
     {
diff --git a/public/static/index/default/js/cart.js b/public/static/index/default/js/cart.js
index 133cb19b0..7f24004b3 100755
--- a/public/static/index/default/js/cart.js
+++ b/public/static/index/default/js/cart.js
@@ -17,8 +17,9 @@ $(function()
         {
             if($(this).prop('checked'))
             {
-                var stock = parseInt($(this).parents('tr').find('.stock-tag input').val());
-                var price = parseFloat($(this).parents('tr').find('.stock-tag').data('price'));
+                var $stock = $(this).parents('tr').find('.stock-tag');
+                var stock = parseInt($stock.find('input').val());
+                var price = parseFloat($stock.attr('data-price'));
                 total_stock += stock;
                 total_price += stock*price;
                 ids.push($(this).val());
@@ -63,28 +64,28 @@ $(function()
 
         // ajax请求
         $.ajax({
-            url: self.parents('.stock-tag').data('ajax-url'),
+            url: $('.cart-content').data('ajax-url'),
             type: 'post',
             dataType: "json",
             timeout: 10000,
             data: {"id": id, "goods_id": goods_id, "stock": stock},
-            success: function(result)
+            success: function(res)
             {
                 $.AMUI.progress.done();
-                if(result.code == 0)
+                if(res.code == 0)
                 {
-                    self.parents('.stock-tag').find('input').val(stock);
-                    self.parents('tr').find('.total-price-content').text(__currency_symbol__+FomatFloat(stock*price, 2));
-                    
-                    Prompt(result.msg, 'success');
+                    var $stock = self.parents('.stock-tag');
+                    $stock.find('input').val(res.data.stock);
+                    $stock.attr('data-price', res.data.price);
+                    $stock.find('input').val(res.data.stock);
+                    self.parents('tr').find('.total-price-content').text(__currency_symbol__+res.data.total_price);
 
-                    // 数量更新
-                    self.parents('tr').find('.wap-number').text('x'+stock);
+                    Prompt(res.msg, 'success');
 
                     // 计算选择的商品总数和总价
                     CartBaseTotal();
                 } else {
-                    Prompt(result.msg);
+                    Prompt(res.msg);
                 }
             },
             error: function(xhr, type)
@@ -98,19 +99,56 @@ $(function()
     // 购物车数量操作
     $('.stock-tag .stock-submit').on('click', function()
     {
-        var stock = parseInt($(this).parents('.stock-tag').find('input').val());
+        // 数量参数
+        var $parent = $(this).parents('.stock-tag');
+        var $input = $parent.find('input[type="number"]');
+        var min = parseInt($input.data('min-limit'));
+        var max = parseInt($input.data('max-limit'));
+        var unit = $input.data('unit') || '';
+        var stock = parseInt($input.val());
         var type = $(this).data('type');
-        var temp_stock = (type == 'add') ? stock+1 : stock-1;
+        if(type == 'add')
+        {
+            var temp_stock = stock+1;
+            if(max > 0 && temp_stock > max)
+            {
+                $input.val(max);
+                Prompt('最大限购数量'+max+unit);
+                return false;
+            }
+        } else {
+            var temp_stock = stock-1;
+            if(temp_stock < min)
+            {
+                $input.val(min);
+                Prompt('最低起购数量'+min+unit);
+                return false;
+            }
+        }
+
         CardNumberUpdate($(this), temp_stock);
     });
 
     // 输入事件
     $('.stock-tag input[type="number"]').on('blur', function()
     {
-        var stock = $(this).val() || null;
-        if(stock == null)
+        // 数量参数
+        var $input = $(this);
+        var min = parseInt($input.data('min-limit'));
+        var max = parseInt($input.data('max-limit'));
+        var unit = $input.data('unit') || '';
+        var stock = parseInt($input.val());
+        if(isNaN(stock))
         {
-            stock = 1;
+            stock = min;
+        }
+        if(max > 0 && stock > max)
+        {
+            stock = max;
+        }
+        if(stock < min)
+        {
+            stock = min;
         }
         $(this).val(stock);
         CardNumberUpdate($(this), stock);
diff --git a/public/static/index/default/js/goods.js b/public/static/index/default/js/goods.js
index c77a4ffaf..f6af60135 100755
--- a/public/static/index/default/js/goods.js
+++ b/public/static/index/default/js/goods.js
@@ -41,13 +41,13 @@ function GoodsCommentsHtml(page)
         type: 'POST',
         data: {"goods_id": $('.goods-comment').data('goods-id'), "page": page || 1},
         dataType: 'json',
-        success: function(result)
+        success: function(res)
         {
             $('.goods-page-no-data').addClass('none');
-            if(result.code == 0)
+            if(res.code == 0)
             {
-                $('.goods-comment-content').html(result.data.data);
-                $('.goods-page-container').html(PageLibrary(result.data.total, result.data.number, page, 2));
+                $('.goods-comment-content').html(res.data.data);
+                $('.goods-page-container').html(PageLibrary(res.data.total, res.data.number, page, 2));
             }
 
             // 没有数据
@@ -65,6 +65,34 @@ function GoodsCommentsHtml(page)
     });
 }
 
+/**
+ * 已选规格
+ * @author  Devil
+ * @blog    http://gong.gg/
+ * @version 1.0.0
+ * @date    2021-10-05
+ * @desc    description
+ */
+function GoodsSelectedSpec()
+{
+    // 规格
+    var spec = [];
+    var sku_count = $('.sku-items').length;
+    if(sku_count > 0)
+    {
+        var spec_count = $('.sku-line.selected').length;
+        if(spec_count >= sku_count)
+        {
+            $('.iteminfo_parameter .sku-items').removeClass('sku-not-active');
+            $('.theme-signin-left .sku-items li.selected').each(function(k, v)
+            {
+                spec.push({"type": $(this).data('type-value'), "value": $(this).data('value')})
+            });
+        }
+    }
+    return spec;
+}
+
 /**
  * 购买/加入购物车校验
  * @author   Devil
@@ -115,18 +143,17 @@ function BuyCartCheck(e)
             });
             Prompt('请选择规格');
             return false;
-        } else {
-            $('.iteminfo_parameter .sku-items').removeClass('sku-not-active');
-            $('.theme-signin-left .sku-items li.selected').each(function(k, v)
-            {
-                spec.push({"type": $(this).data('type-value'), "value": $(this).data('value')})
-            });
         }
+
+        // 已选规格
+        spec = GoodsSelectedSpec();
     }
+    var type =( typeof(e) == 'object') ? e.attr('data-type') : null;
     return {
+        "id": $('.goods-detail').data('id'),
         "stock": stock,
         "spec": spec,
-        "type": e.attr('data-type')
+        "type": type
     };
 }
 
@@ -175,6 +202,50 @@ function BuyCartHandle(e)
     return true;
 }
 
+/**
+ * 商品规格详情返回数据处理
+ * @author  Devil
+ * @blog    http://gong.gg/
+ * @version 1.0.0
+ * @date    2021-10-05
+ * @desc    description
+ * @param   {[object]}        data [后端返回数据]
+ */
+function GoodsSpecDetailBackHandle(data)
+{
+    $('.text-info .price-now').text(__currency_symbol__+data.spec_base.price);
+    $('.goods-price').text(data.spec_base.price);
+    $('.number-tag input[type="number"]').attr('max', data.spec_base.inventory);
+    $('.stock-tips .stock').text(data.spec_base.inventory);
+    if(data.spec_base.original_price > 0)
+    {
+        $('.goods-original-price').text(__currency_symbol__+data.spec_base.original_price);
+        $('.goods-original-price').parents('.items').show();
+    } else {
+        $('.goods-original-price').parents('.items').hide();
+    }
+
+    // 已选数量校验、超出规格数量则以规格数量为准
+    var stock = parseInt($('#text_box').val());
+    if(stock > data.spec_base.inventory)
+    {
+        $('#text_box').val(data.spec_base.inventory);
+    }
+
+    // 扩展数据处理
+    var extends_element = data.extends_element || [];
+    if(extends_element.length > 0)
+    {
+        for(var i in extends_element)
+        {
+            if((extends_element[i]['element'] || null) != null && extends_element[i]['content'] !== null)
+            {
+                $(extends_element[i]['element']).html(extends_element[i]['content']);
+            }
+        }
+    }
+}
+
 /**
  * 获取规格详情
  * @author   Devil
@@ -200,6 +271,9 @@ function GoodsSpecDetail()
         spec.push({"type": $(this).data('type-value'), "value": $(this).data('value')})
     });
 
+    // 已填写数量
+    var stock = parseInt($('#text_box').val()) || 1;
+
     // 开启进度条
     $.AMUI.progress.start();
 
@@ -209,38 +283,19 @@ function GoodsSpecDetail()
         type: 'post',
         dataType: "json",
         timeout: 10000,
-        data: {"id": $('.goods-detail').data('id'), "spec": spec},
-        success: function(result)
+        data: {
+            "id": $('.goods-detail').data('id'),
+            "stock": stock,
+            "spec": spec
+        },
+        success: function(res)
         {
             $.AMUI.progress.done();
-            if(result.code == 0)
+            if(res.code == 0)
             {
-                $('.text-info .price-now').text(__currency_symbol__+result.data.spec_base.price);
-                $('.goods-price').text(result.data.spec_base.price);
-                $('.number-tag input[type="number"]').attr('max', result.data.spec_base.inventory);
-                $('.stock-tips .stock').text(result.data.spec_base.inventory);
-                if(result.data.spec_base.original_price > 0)
-                {
-                    $('.goods-original-price').text(__currency_symbol__+result.data.spec_base.original_price);
-                    $('.goods-original-price').parents('.items').show();
-                } else {
-                    $('.goods-original-price').parents('.items').hide();
-                }
-
-                // 扩展数据处理
-                var extends_element = result.data.extends_element || [];
-                if(extends_element.length > 0)
-                {
-                    for(var i in extends_element)
-                    {
-                        if((extends_element[i]['element'] || null) != null && extends_element[i]['content'] !== null)
-                        {
-                            $(extends_element[i]['element']).html(extends_element[i]['content']);
-                        }
-                    }
-                }
+                GoodsSpecDetailBackHandle(res.data);
             } else {
-                Prompt(result.msg);
+                Prompt(res.msg);
             }
         },
         error: function(xhr, type)
@@ -286,10 +341,10 @@ function GoodsSpecType()
         dataType: "json",
         timeout: 10000,
         data: {"id": $('.goods-detail').data('id'), "spec": spec},
-        success: function(result)
+        success: function(res)
         {
             $.AMUI.progress.done();
-            if(result.code == 0)
+            if(res.code == 0)
             {
                 var spec_count = spec.length;
                 var index = (spec_count > 0) ? spec_count : 0;
@@ -299,7 +354,7 @@ function GoodsSpecType()
                     {
                         $(this).removeClass('sku-dont-choose');
                         var value = $(this).data('value').toString();
-                        if(result.data.spec_type.indexOf(value) == -1)
+                        if(res.data.spec_type.indexOf(value) == -1)
                         {
                             $(this).addClass('sku-items-disabled');
                         } else {
@@ -309,7 +364,7 @@ function GoodsSpecType()
                 }
 
                 // 扩展数据处理
-                var extends_element = result.data.extends_element || [];
+                var extends_element = res.data.extends_element || [];
                 if(extends_element.length > 0)
                 {
                     for(var i in extends_element)
@@ -321,7 +376,7 @@ function GoodsSpecType()
                     }
                 }
             } else {
-                Prompt(result.msg);
+                Prompt(res.msg);
             }
         },
         error: function(xhr, type)
@@ -361,6 +416,64 @@ function GoodsBaseRestore()
     }
 }
 
+/**
+ * 数量值改变
+ * @author  Devil
+ * @blog    http://gong.gg/
+ * @version 1.0.0
+ * @date    2021-10-05
+ * @desc    description
+ */
+function GoodsNumberChange()
+{
+    var stock = parseInt($('#text_box').val()) || 1;
+    var spec = [];
+    var sku_count = $('.sku-items').length;
+    if(sku_count > 0)
+    {
+        // 未完全选择规格则返回
+        var spec_count = $('.sku-line.selected').length;
+        if(spec_count < sku_count)
+        {
+            return false;
+        }
+
+        // 已选规格
+        spec = GoodsSelectedSpec();
+    }
+
+    // 开启进度条
+    $.AMUI.progress.start();
+
+    // ajax请求
+    $.ajax({
+        url: $('#text_box').data('ajax-url'),
+        type: 'post',
+        dataType: "json",
+        timeout: 10000,
+        data: {
+            "id": $('.goods-detail').data('id'),
+            "stock": stock,
+            "spec": spec
+        },
+        success: function(res)
+        {
+            $.AMUI.progress.done();
+            if(res.code == 0)
+            {
+                GoodsSpecDetailBackHandle(res.data);
+            } else {
+                Prompt(res.msg);
+            }
+        },
+        error: function(xhr, type)
+        {
+            $.AMUI.progress.done();
+            Prompt(HtmlToString(xhr.responseText) || '异常错误', null, 30);
+        }
+    });
+}
+
 /**
  * 规格选择显示
  * @author  Devil
@@ -386,13 +499,9 @@ $(function() {
     {
         $(this).find('ul>li').on('click', function()
         {
-            // 切换规格购买数量清空
-            $('#text_box').val($('.stock-tips .stock').data('min-limit') || 1);
-            
             // 规格处理
             var length = $('.theme-signin-left .sku-container .sku-items').length;
             var index = $(this).parents('.sku-items').index();
-
             if($(this).hasClass('selected'))
             {
                 $(this).removeClass('selected');
@@ -527,24 +636,24 @@ $(function() {
                 dataType: "json",
                 timeout: 10000,
                 data: {"id": $('.goods-detail').data('id')},
-                success: function(result)
+                success: function(res)
                 {
                     $.AMUI.progress.done();
                     PoptitClose();
 
-                    if(result.code == 0)
+                    if(res.code == 0)
                     {
-                        $this.find('.goods-favor-text').text(result.data.text);
-                        $this.find('.goods-favor-count').text('('+result.data.count+')');
-                        if(result.data.status == 1)
+                        $this.find('.goods-favor-text').text(res.data.text);
+                        $this.find('.goods-favor-count').text('('+res.data.count+')');
+                        if(res.data.status == 1)
                         {
                             $this.addClass('text-active');
                         } else {
                             $this.removeClass('text-active');
                         }
-                        Prompt(result.msg, 'success');
+                        Prompt(res.msg, 'success');
                     } else {
-                        Prompt(result.msg);
+                        Prompt(res.msg);
                     }
                 },
                 error: function(xhr, type)
@@ -572,54 +681,75 @@ $(function() {
     });
 
     //获得文本框对象
-    var $sotck = $('#text_box');
-    var min = $('.stock-tips .stock').data('min-limit') || 1;
-    var max = $('.stock-tips .stock').data('max-limit') || 0;
-    var unit = $('.stock-tips .stock').data('unit') || '';
+    var $input = $('#text_box');
+    var $stock_tips = $('.stock-tips .stock');
+    var min = parseInt($stock_tips.data('min-limit')) || 1;
+    var max = parseInt($stock_tips.data('max-limit')) || 0;
+    var unit = $stock_tips.data('unit') || '';
 
     // 手动输入
-    $sotck.on('blur', function()
+    $input.on('blur', function()
     {
-        var number = parseInt($(this).val());
-        var inventory = parseInt($('.stock-tips .stock').text());
-        if(number > inventory)
+        var stock = parseInt($(this).val());
+        var inventory = parseInt($stock_tips.text());
+        if(isNaN(stock))
         {
-            number = inventory;
+            stock = min;
         }
-        if(number <= 1 || isNaN(number))
+        if(max > 0 && stock > max)
         {
-            number = min;
+            stock = max;
         }
-        $sotck.val(number);
+        if(stock < min)
+        {
+            stock = min;
+        }
+        if(stock > inventory)
+        {
+            stock = inventory;
+        }
+        $input.val(stock);
+
+        // 数量更新事件
+        GoodsNumberChange();
     });
 
     //数量增加操作
     $('#add').on('click', function()
     {
-        var inventory = parseInt($('.stock-tips .stock').text());
-        var number = parseInt($sotck.val())+1;
-        if(max > 0 && number > max)
+        var inventory = parseInt($stock_tips.text());
+        var stock = parseInt($input.val())+1;
+        if(max > 0 && stock > max)
         {
+            $input.val(max);
             Prompt('最大限购数量'+max+unit);
             return false;
         }
-        if(number > inventory)
+        if(stock > inventory)
         {
+            $input.val(min);
             Prompt('库存数量'+inventory+unit);
             return false;
         }
-        $sotck.val(number);
+        $input.val(stock);
+
+        // 数量更新事件
+        GoodsNumberChange();
     });
     //数量减少操作
     $('#min').on('click', function()
     {
-        var value = parseInt($sotck.val())-1 || 1;
+        var value = parseInt($input.val())-1;
         if(value < min)
         {
+            $input.val(min);
             Prompt('最低起购数量'+min+unit);
             return false;
         }
-        $sotck.val(value);
+        $input.val(value);
+
+        // 数量更新事件
+        GoodsNumberChange();
     });
 
     // 评论