<view>
    <view class="car_item_wrap" wx:for="{{carArray}}" wx:if="{{item.carShow}}">
        <view class="car_image_wrap">
            <image src="{{item.carImage}}" class="car_item_image"></image>
        </view>
        <view class="car_item_title">
            <view>{{item.carTitle}}</view>
        </view>
        <view class="car_item_bot">
        	<text class="car_item_price">{{item.carPrice}}</text>
        	<span class="car_item_del" data-alpha-beta="{{index}}" bindtap="carRemove"></span>
	        <span class="car_item_operate">
	        	<span class="car_item_reduce car_item_btn" data-alpha-beta="{{index}}" bindtap="carReduce">-</span>
	        	<span class="car_item_num" data-alpha-beta="{{index}}" bindtap="carRemove">{{item.carNum}}</span>
	        	<span class="car_item_add car_item_btn" data-alpha-beta="{{index}}" bindtap="carAdd">+</span>
	        </span>
        </view>
    </view>
</view>
<navigator url="../index/index">
	<view class="car_list_bot">
		还差<text class="red">¥100.00</text>元包邮,前往凑单
		<span class="arrow_wrap"></span>
	</view>
</navigator>
<view class="car_bot">
	<view class="car_bot_wrap">
		总价
		<span class="car_order_confirm" bindtap="toPay">下单</span>
		<span class="car_total_money">¥579.00</span>
	</view>
</view>

.car_item_wrap {
    position: relative;
    height: 100px;
    background-color: #FFF;
    padding-left: 100px;
    border-bottom: 1px solid #E7E7EB;
}
.car_image_wrap {
    position: absolute;
    top: 10px;
    left: 10px;
}
.car_item_image {
    width: 80px;
    height: 80px;
}
.car_item_title {
    padding: 10px 10px 10px 0;
    font-size: 14px;
}
.car_item_bot {
   padding: 0 10px 0 0;
   height: 28px;
   line-height: 28px;
}
.car_item_price {
    color: #ff0000;
    font-size: 14px;
}
.car_item_operate {
    display: inline-block;
    float: right;
}
.car_item_btn {
    display: inline-block;
    width: 26px;
    height: 26px;
    text-align: center;
    line-height: 28px;
    border: 1px solid #B2B2B2;
    color: #929292;
}
.car_item_num {
    display: inline-block;
    width: 40px;
    height: 26px;
    text-align: center;
    line-height: 28px;
    border-top: 1px solid #B2B2B2;
    border-bottom: 1px solid #B2B2B2;
    font-size: 14px;
    position: relative;
    color: #929292;
}
.car_item_del {
    display: inline-block;
    width: 28px;
    height: 28px;
    background-image: url(../../image/shanchu.png);
    background-size: 24px;
    background-repeat: no-repeat;
    background-position: center;
    float: right;
    margin-left: 15px;
}
.car_bot {
    position: fixed;
    width: 100%;
    background-color: #FFF;
    bottom: 0;
    border-bottom: 1px solid #E5E5E5;
    font-size: 14px;
}
.car_bot_wrap {
    padding: 10px;
    height: 30px;
    line-height: 30px;
}
.car_order_confirm {
    display: inline-block;
    float: right;
    background-color: #ff7e3a;
    color: #FFF;
    border-radius: 3px;
    width: 80px;
    text-align: center;
}
.car_total_money {
    display: inline-block;
    color: #FF0000;
    margin-left: 5px;
}
.car_list_bot {
    background-color: #FFF;
    padding: 10px;
    font-size: 14px;
    height: 25px;
    line-height: 25px;
    padding-right: 50px;
    text-align: right;
    position: relative;
    color: #929292;
}
.arrow_wrap {
    position: absolute;
    width: 50px;
    height: 45px;
    right: 0;
    top: 0;
    background-image: url(../../image/icon-arrow.png);
    background-repeat: no-repeat;
    background-size: 16px;
    background-position: 17px 14px;
}
.red {
    color: #FF0000;
}

Page({
  	data: {
  		carArray: [
  			{
  				carImage: '../../image/zhutu.jpg',
  				carTitle: '木村耀司登山旅行大学生户外情侣双肩背包外带小背包',
  				carPrice: '¥192.00',
  				carNum: 1,
  				carShow: true
  			},
  			{
  				carImage: '../../image/zhutu.jpg',
  				carTitle: '木村耀司登山旅行大学生户外情侣双肩背包外带小背包',
  				carPrice: '¥193.00',
  				carNum: 1,
  				carShow: true
  			},
  			{
  				carImage: '../../image/zhutu.jpg',
  				carTitle: '木村耀司登山旅行大学生户外情侣双肩背包外带小背包',
  				carPrice: '¥194.00',
  				carNum: 1,
  				carShow: true
  			}
  		]
  	},
  	carAdd: function(event){
  		var that = this;
  		var index = event.target.dataset.alphaBeta;
  		var con = that.data.carArray[index].carNum + 1;
  		var key = 'carArray['+index+'].carNum';
  		var obj = {};
  		obj[key] = con;
  		this.setData(obj);
  	},
  	carReduce: function(event){
  		var that = this;
  		var index = event.target.dataset.alphaBeta;
  		var con = that.data.carArray[index].carNum;
  		var key = 'carArray['+index+'].carNum';
  		var obj = {};
  		if(con <= 1){
  			obj[key] = 1;
  			that.setData(obj);
  		}
  		else {
  			con--;
  			obj[key] = con;
  			that.setData(obj);
  		}
  	},
  	carRemove: function(event){
  		var that = this;
  		var index = event.target.dataset.alphaBeta;
  		var key = 'carArray['+index+'].carShow';
  		var obj = {};
  		obj[key] = false;
  		this.setData(obj);
  	},
    toPay: function(){
        wx.navigateTo({
          url: '../pay/pay'
        })
    }
})