code review by lzf: do merge shopping cart code

@@ -216,9 +216,9 @@ $yohoPage.on('touchstart', '.tap-hightlight', function() {
     $(this).removeClass('highlight');
 });
 
-$('.nav-home').on('touchstart', function() {
-    $('.homebuttom').toggleClass('none');
-});
+// $('.nav-home').on('touchstart', function() {
+//     $('.homebuttom').toggleClass('none');
+// });
 
 (function() {
     var lastTime = 0,
@@ -5145,6 +5145,8 @@ function request() {
             requesting = false;
             end = true;
 
+            window.rePosFooter();
+
         }).fail(function() {
             $recommendForYou.hide();
         });
@@ -5152,7 +5154,7 @@ function request() {
 }
 
 function scrollHandler() {
-    if (!end || $(window).scrollTop() + winH >= $(document).height() - 50) {
+    if (!end || $(window).scrollTop() + winH >= $(document).height() - 200) {
         request();
     }
 }
@@ -5173,7 +5175,7 @@ define("js/product/detail/like", ["jquery","hammer"], function(require, exports,
 var $ = require("jquery"),
      Hammer = require("hammer"),
      tip = require("js/plugin/tip"),
-     chosePanel = require("js/shopping-cart/chose-panel");
+     chosePanel = require("js/cart/chose-panel");
 
 var likeEle = document.getElementById('likeBtn'),
     likeHammer = likeEle && new Hammer(likeEle);
@@ -5249,11 +5251,8 @@ if (addToCartHammer) {
     });
 }
 
-
-
-
 });
-define("js/shopping-cart/chose-panel", ["jquery"], function(require, exports, module){
+define("js/cart/chose-panel", ["jquery"], function(require, exports, module){
 /**
  * 购物车选择尺寸、颜色和数量面板
  * 显示时构造当前商品信息的HTML插入yoho-page；消失则是直接清除HTML
@@ -5261,14 +5260,34 @@ define("js/shopping-cart/chose-panel", ["jquery"], function(require, exports, mo
  * @date: 2015/10/21
  */
 
-var $ = require("jquery");
+var $ = require("jquery"),
+        tip = require("js/plugin/tip"),
+        loading = require("js/plugin/loading");
 
 //    Handlebars = require('yoho.handlebars');
 
 // var $page = $('.yoho-page');
 
 var $num,
-    $chosed;
+    $chosed,
+    re = /\d+/,
+    leftNum,
+    $colorList = $('.color-list ul>li'),
+    $sizeList = $('.size-list ul>li'),
+    firstColorId = $colorList.eq(0).data('id'),
+    colorIndex,
+    confirming;
+
+//初始化购物车面板显示
+$sizeList.each(function() {
+    colorIndex = $(this).data('colorid');
+
+    if (colorIndex === firstColorId) {
+        $(this).removeClass('hide');
+    }
+});
+
+
 
 // var tpl;
 
@@ -5291,8 +5310,11 @@ var $num,
 //     $num = $('#good-num');
 // }
 
+
+
 function show() {
     $('.chose-panel').show();
+
     $('body').css('overflow', 'hidden');
     $num = $('#good-num');
 }
@@ -5314,10 +5336,52 @@ $('.yoho-page').on('touchstart', '.chose-panel', function(e) {
     remove();
 }).on('touchstart', '#chose-btn-sure', function() {
 
-    //确定
-}).on('touchstart', '.block', function(e) {
+    var productSku,
+        buyNumber = $('#good-num').val() - 0,
+
+        promotionId,
+        isEdit = 0,
+        numInCart = $('.num-tag').html() - 0;
+
+    //  goodsType,
+    // isEdit;
 
-    //尺寸颜色点选
+    $chosed = $('.block-list>ul>li.chosed');
+
+    if (2 === $chosed.length && 0 === $chosed.closest('.zero-stock').length) {
+        productSku = $sizeList.closest('.chosed').data('skuid');
+        promotionId = $('[data-id="' + productSku + '"]').closest('.advance-block').data('promotion-id');
+        if (confirming) {
+            return false;
+        }
+
+        confirming = true;
+        loading.showLoadingMask();
+        $.ajax({
+            method: 'POST',
+            url: '/cart/index/add',
+            data: {
+                productSku: productSku,
+                buyNumber: buyNumber,
+                promotionId: promotionId,
+                isEdit: isEdit
+            }
+        }).done(function(res) {
+            if (res.code === 200) {
+                loading.hideLoadingMask();
+                $('.num-tag').html(numInCart + buyNumber);
+                $('.num-tag').removeClass('hide');
+                confirming = false;
+                remove();
+            }
+        }).fail(function() {
+            tip.show('网络出了点问题~');
+
+            confirming = false;
+        });
+    }
+
+}).on('touchstart', '.block', function(e) {
     var $this = $(this),
         $that = $(e.target).closest('.chose-items'),
         numArray,
@@ -5325,7 +5389,7 @@ $('.yoho-page').on('touchstart', '.chose-panel', function(e) {
         i;
 
     var $siblingBlock = $this.closest('.block-list').siblings(':first'),
-        currentNumArray = $this.data('numstr').split('/');
+        currentNumArray = ($this.data('numstr') + '').split('/');
 
     $this.siblings('.chosed').removeClass('chosed');
     $this.toggleClass('chosed');
@@ -5352,7 +5416,20 @@ $('.yoho-page').on('touchstart', '.chose-panel', function(e) {
             }
         });
     } else if ($chosed.length === 1 && $this.hasClass('chosed')) {
-        numArray = $chosed.data('numstr').split('/');
+        if ($this.closest('.block-list').hasClass('color-list')) {
+
+            $sizeList.addClass('hide');
+
+            //切换尺码信息
+            $sizeList.each(function() {
+                colorIndex = $(this).data('colorid');
+                if (colorIndex === $this.data('id')) {
+                    $(this).removeClass('hide');
+                }
+            });
+        }
+
+        numArray = ($chosed.data('numstr') + '').split('/');
         $siblingBlock.find('.block').removeClass('zero-stock');
         for (i = 0; i < numArray.length; i++) {
             if (0 === numArray[i] - 0) {
@@ -5360,6 +5437,9 @@ $('.yoho-page').on('touchstart', '.chose-panel', function(e) {
             }
         }
     } else if ($chosed.length === 1 && !$this.hasClass('chosed')) {
+        $('#chose-btn-sure').css('background-color', '#eb0313');
+        $('#chose-btn-sure').html('确定');
+
         $siblingBlock.find('ul>li').each(function() {
             $(this).removeClass('zero-stock');
             if (0 === $(this).data('num') - 0) {
@@ -5379,19 +5459,23 @@ $('.yoho-page').on('touchstart', '.chose-panel', function(e) {
         if (2 === $chosed.closest('.zero-stock').length) {
             $('#chose-btn-sure').css('background-color', '#c0c0c0');
             $('#chose-btn-sure').html('已售罄');
+        } else {
+            $('#chose-btn-sure').css('background-color', '#eb0313');
+            $('#chose-btn-sure').html('确定');
         }
     }
 
 }).on('touchstart', '.btn-minus', function() {
     var num = +$num.val(),
-        $chosed = $('.block-list>ul>li.chosed');
+        $chosed = $('.block-list>ul>li.chosed'),
+        leftNum = re.exec($('.num .left-num').html());
 
     //若颜色和尺码没有被同时选中，则不能点击
     if ($chosed.length < 2) {
         return;
     }
 
-    if (num === 0) {
+    if (num === 1 || 0 === leftNum - 0) {
         return;
     }
 
@@ -5403,6 +5487,10 @@ $('.yoho-page').on('touchstart', '.chose-panel', function(e) {
     if ($('.block-list>ul>li.chosed').length < 2) {
         return;
     }
+    leftNum = re.exec($('.num .left-num').html());
+    if (num - 0 === leftNum - 0 || 0 === leftNum - 0) {
+        return;
+    }
 
     //TODO:库存数验证
     $num.val(num + 1);
@@ -6021,7 +6109,7 @@ optHammer.on('tap', function(e) {
                 } else {
                     tip.show(res.message || '网络错误');
                 }
-                window.location.reload();
+                window.location.href = '/home/orders';
             }).fail(function() {
                 tip.show('网络错误');
             });