<template>
  <view class="container">
    <mescroll-body ref="mescrollRef" :sticky="true" @init="mescrollInit" :down="{ native: true }" @down="downCallback"
      :up="upOption" @up="upCallback">

      <!-- tab栏 -->
      <u-tabs :list="tabs" :is-scroll="false" :current="curTab" active-color="#FA2209" :duration="0.2" @change="onChangeTab" />

      <!-- 订单列表 -->
      <view class="order-list">
        <view class="order-item" v-for="(item, index) in list.content" :key="index">
          <view class="item-top" @click="handleTargetDetail(item.id)">
            <view class="item-top-left">
              <text class="order-type">{{ item.typeName }}</text>
            </view>
            <view class="item-top-right">
              <text :class="item.status">{{ item.statusText }}</text>
            </view>
          </view>
          <!-- 商品列表 -->
          <view class="goods-list" v-if="item.goods" @click="handleTargetDetail(item.id)">
            <view class="goods-item" v-for="(goods, idx) in item.goods" :key="idx">
              <!-- 商品图片 -->
              <view class="goods-image">
                <image class="image" :src="goods.image"></image>
              </view>
              <!-- 商品信息 -->
              <view class="goods-content">
                <view class="goods-title twolist-hidden"><text>{{ goods.name }}</text></view>
                <view class="goods-props clearfix">
                  <view class="goods-props-item" v-for="(props, idx) in goods.specList" :key="idx">
                    <text>{{ props.specValue }}</text>
                  </view>
                </view>
              </view>
              <!-- 交易信息 -->
              <view class="goods-trade">
                <view class="goods-price">
                  <text class="unit">￥</text>
                  <text class="value">{{ goods.price }}</text>
                </view>
                <view class="goods-num">
                  <text>×{{ goods.num }}</text>
                </view>
              </view>
            </view>
          </view>
          <!-- 备注信息 -->
          <view v-if="item.remark" class="remark" @click="handleTargetDetail(item.id)">
              <text>备注：</text>
              <text>{{ item.remark ? item.remark : '--'}}</text>
          </view>
          <!-- 订单合计 -->
          <view class="order-total" @click="handleTargetDetail(item.id)">
            <text>总金额</text>
            <text class="unit">￥</text>
            <text class="money">{{ item.amount.toFixed(2) }}</text>
          </view>
          <!-- 订单操作 -->
          <view class="order-handle">
            <view class="order-time">
                <text class="time">{{ item.createTime }}</text>
            </view>
            <view class="btn-group">
                <view class="btn-item" @click="handleTargetDetail(item.id)">详情</view>
            </view>
          </view>
        </view>
      </view>
    </mescroll-body>
  </view>

</template>

<script>
  import {
    DeliveryStatusEnum,
    DeliveryTypeEnum,
    OrderStatusEnum,
    PayStatusEnum,
    PayTypeEnum,
    ReceiptStatusEnum
  } from '@/common/enum/order'
  import MescrollBody from '@/components/mescroll-uni/mescroll-body.vue'
  import MescrollMixin from '@/components/mescroll-uni/mescroll-mixins'
  import { getEmptyPaginateObj, getMoreListData } from '@/utils/app'
  import * as OrderApi from '@/api/order'
  import { wxPayment } from '@/utils/app'

  // 每页记录数量
  const pageSize = 15

  // tab栏数据
  const tabs = [{
    name: `全部`,
    value: 'all'
  }, {
    name: `待支付`,
    value: 'toPay'
  }, {
    name: `已支付`,
    value: 'paid'
  }, {
    name: `已取消`,
    value: 'cancel'
  }]

  export default {
    components: {
      MescrollBody
    },
    mixins: [MescrollMixin],
    data() {
      return {
        // 枚举类
        DeliveryStatusEnum,
        DeliveryTypeEnum,
        OrderStatusEnum,
        PayStatusEnum,
        PayTypeEnum,
        ReceiptStatusEnum,

        // 当前页面参数
        options: { dataType: 'all' },
        // tab栏数据
        tabs,
        // 当前标签索引
        curTab: 0,
        // 订单列表数据
        list: getEmptyPaginateObj(),
        // 正在加载
        isLoading: false,
        // 上拉加载配置
        upOption: {
          // 首次自动执行
          auto: true,
          // 每页数据的数量; 默认10
          page: { size: pageSize },
          // 数量要大于12条才显示无更多数据
          noMoreSize: 12,
          // 空布局
          empty: {
            tip: '亲，暂无订单记录'
          }
        },
        // 支付方式弹窗
        showPayPopup: false,
        statusText: "payStatus"
      }
    },

    /**
     * 生命周期函数--监听页面加载
     */
    onLoad(options) {
      // 初始化当前选中的标签
      this.initCurTab(options)
    },

    /**
     * 生命周期函数--监听页面显示
     */
    onShow() {
      this.onRefreshList();
    },

    methods: {

      // 初始化当前选中的标签
      initCurTab(options) {
        const app = this
        if (options.dataType) {
            console.log("options === ", options);
            const index = app.tabs.findIndex(item => item.value == options.dataType)
            app.curTab = index > -1 ? index : 0
        }
      },

      /**
       * 上拉加载的回调 (页面初始化时也会执行一次)
       * 其中page.num:当前页 从1开始, page.size:每页数据条数,默认10
       * @param {Object} page
       */
      upCallback(page) {
        const app = this
        // 设置列表数据
        app.getOrderList(page.num)
          .then(list => {
            const curPageLen = list.content.length;
            const totalSize = list.totalElements;
            app.mescroll.endBySize(curPageLen, totalSize);
          })
          .catch(() => app.mescroll.endErr())
      },

      // 获取订单列表
      getOrderList(pageNo = 1) {
        const app = this
        return new Promise((resolve, reject) => {
          OrderApi.list({ dataType: app.getTabValue(), page: pageNo }, { load: false })
            .then(result => {
              // 合并新数据
              const newList = result.data;
              app.list.content = getMoreListData(newList, app.list, pageNo);
              resolve(newList);
            })
        })
      },
      
      // 点击跳转到首页
      onTargetIndex() {
        this.$navTo('pages/index/index')
      },

      // 获取当前标签项的值
      getTabValue() {
        return this.tabs[this.curTab].value
      },

      // 切换标签项
      onChangeTab(index) {
        const app = this
        // 设置当前选中的标签
        app.curTab = index
        // 刷新订单列表
        app.onRefreshList()
      },

      // 刷新订单列表
      onRefreshList() {
        this.list = getEmptyPaginateObj()
        setTimeout(() => {
            this.mescroll.resetUpScroll()
        }, 120)
      },

      // 跳转到订单详情页
      handleTargetDetail(orderId) {
        this.$navTo('pages/order/detail', { orderId })
      }
    }

  }
</script>

<style lang="scss" scoped>
  // 项目内容
  .order-item {
    margin: 10rpx auto 10rpx auto;
    padding: 20rpx 20rpx;
    width: 94%;
    border: 3rpx solid #e8e8e8;
    box-shadow: 5rpx 5rpx 5rpx 5rpx rgba(0.05, 0.05, 0.05, 0.05);
    border-radius: 16rpx;
    background: #fff;
    .A{
        color:$uni-text-color-active;
    }
    .B{
        color:$uni-text-color;
    }
  }

  // 项目顶部
  .item-top {
    display: flex;
    justify-content: space-between;
    font-size: 26rpx;
    margin-bottom: 40rpx;

    .order-type {
      font-weight: bold;
      margin-left: 20rpx;
    }

    .state-text {
      color: $uni-text-color-active;
    }
  }

  // 商品列表
  .goods-list {
    // 商品项
    .goods-item {
      display: flex;
      margin-bottom: 10rpx;
      border-bottom: 3rpx solid #e8e8e8;
      padding: 20rpx;

      // 商品图片
      .goods-image {
        width: 180rpx;
        height: 143rpx;

        .image {
          display: block;
          width: 100%;
          height: 100%;
          border-radius: 8rpx;
        }
      }

      // 商品内容
      .goods-content {
        flex: 1;
        padding-left: 16rpx;
        padding-top: 16rpx;

        .goods-title {
          font-size: 26rpx;
          max-height: 76rpx;
        }

        .goods-props {
          margin-top: 14rpx;
          height: 40rpx;
          color: #ababab;
          font-size: 24rpx;
          overflow: hidden;

          .goods-props-item {
            display: inline-block;
            margin-right: 14rpx;
            padding: 4rpx 16rpx;
            border-radius: 12rpx;
            background-color: #F5F5F5;
            width: auto;
          }
        }
      }

      // 交易信息
      .goods-trade {
        padding-top: 16rpx;
        width: 150rpx;
        text-align: right;
        color: $uni-text-color-grey;
        font-size: 26rpx;

        .goods-price {
          vertical-align: bottom;
          margin-bottom: 16rpx;
          .unit {
            margin-right: -2rpx;
            font-size: 24rpx;
          }
        }
      }
    }
  }
  // 备注信息
  .remark {
      padding: 12rpx 0 12rpx 20rpx;
      border-radius: 5rpx;
      height: 60rpx;
  }

  // 订单合计
  .order-total {
    font-size: 26rpx;
    vertical-align: bottom;
    text-align: right;
    height: 40rpx;
    margin-top: 30rpx;
    margin-bottom: 30rpx;

    .unit {
      margin-left: 8rpx;
      margin-right: -2rpx;
      font-size: 26rpx;
    }

    .money {
      font-size: 28rpx;
    }
  }

  // 订单操作
  .order-handle {
    height: 50rpx;
    .order-time {
        color: #777;
        float: left;
        margin-left: 20rpx;
    }
    .btn-group {
      .btn-item {
        border-radius: 10rpx;
        padding: 8rpx 24rpx;
        font-size: 28rpx;
        float: right;
        color: #ffffff;
        background: #f9211c;
        border: 1rpx solid #f9211c;
        margin-left: 25rpx;
      }
    }

  }
</style>
