<template>
  <view class="content">
    <view class="navbar">
      <view
        v-for="(item, index) in navList"
        :key="index"
        class="nav-item"
        :class="{ current: tabCurrentIndex === index }"
        @click="tabClick(index)"
        >{{ item.text }}</view
      >
    </view>
    <swiper
      :current="tabCurrentIndex"
      class="swiper-box"
      duration="300"
      @change="changeTab"
    >
      <swiper-item
        class="tab-content"
        v-for="(tabItem, tabIndex) in navList"
        :key="tabIndex"
      >
        <scroll-view
          class="list-scroll-content"
          scroll-y
          @scrolltolower="loadData(tabIndex)"
        >
          <!-- 空白页 -->
          <u-empty
            text="暂无订单"
            mode="list"
            v-if="tabItem.loaded === true && tabItem.orderList.length === 0"
          ></u-empty>
          <!-- 订单列表 -->
          <view
            class="seller-view"
            :key="oderIndex"
            v-for="(order, oderIndex) in tabItem.orderList"
          >
            <!-- 店铺名称 -->
            <view class="seller-info u-flex u-row-between">
              <view class="seller-name" @click="navigateToStore(order)">
                <view class="name">{{ order.storeName }}</view>
              </view>
              <view class="order-sn">{{
                order.orderStatus | orderStatusList
              }}</view>
            </view>
            <view>
              <view>
                <view
                  class="goods-item-view"
                  @click="navigateToOrderDetail(order.sn)"
                >
                  <view
                    class="goods-img"
                    v-for="(goods, goodsIndex) in order.orderItems"
                    :key="goodsIndex"
                  >
                    <u-image
                      border-radius="6"
                      width="100%"
                      height="100%"
                      :src="goods.image"
                    ></u-image>
                  </view>
                  <view class="goods-info">
                    <view
                      v-if="order.orderItems.length <= 1"
                      class="goods-title u-line-2"
                      >{{ order.groupName }}</view
                    >
                    <view
                      v-if="order.orderItems.length <= 1"
                      class="goods-price"
                    >
                      ￥{{ order.flowPrice | unitPrice }}
                    </view>
                  </view>
                  <view v-if="order.orderItems.length <= 1" class="goods-num">
                    <view>x{{ order.groupNum }}</view>
                  </view>
                </view>
              </view>
              <view class="btn-view u-flex u-row-between">
                <view class="description">
                  <!-- 等待付款 -->
                  <div v-if="order.payStatus === 'PAID'">已付金额:</div>
                  <div v-else>应付金额:</div>
                  <div class="price">￥{{ order.flowPrice | unitPrice }}</div>
                </view>
                <view>
                  <!-- 全部 -->
                  <u-button
                    ripple
                    class="pay-btn"
                    shape="circle"
                    size="mini"
                    v-if="order.allowOperationVO.pay"
                    @click="waitPay(order)"
                    >立即付款</u-button
                  >
                  <!-- 取消订单 -->
                  <u-button
                    ripple
                    class="cancel-btn"
                    shape="circle"
                    size="mini"
                    v-if="order.allowOperationVO.cancel"
                    @click="onCancel(order.sn)"
                  >
                    取消订单
                  </u-button>
                  <!-- 等待收货 -->
                  <u-button
                    ripple
                    shape="circle"
                    class="rebuy-btn"
                    size="mini"
                    v-if="order.allowOperationVO.showLogistics"
                    @click="navigateToLogistics(order)"
                  >
                    查看物流
                  </u-button>
                  <u-button
                    ripple
                    :customStyle="{ background: lightColor, color: '#fff' }"
                    shape="circle"
                    class="pay-btn"
                    size="mini"
                    v-if="order.allowOperationVO.rog"
                    @click="onRog(order.sn)"
                  >
                    确认收货
                  </u-button>
                  <u-button
                    ripple
                    shape="circle"
                    class="cancel-btn"
                    size="mini"
                    v-if="order.groupAfterSaleStatus.includes('NOT_APPLIED')"
                    @click="applyService(order)"
                  >
                    退款/售后
                  </u-button>
                  <!-- TODO 后续完善 -->
                  <!-- <u-button ripple shape="circle" class="rebuy-btn" size="mini" v-if="
                      order.orderStatus === 'CANCELLED' ||
                      order.orderStatus === 'COMPLETE'
                    " @click="reBuy(order)">
                    再次购买
                  </u-button> -->
                </view>
              </view>
            </view>
          </view>
          <uni-load-more :status="tabItem.loadStatus"></uni-load-more>
        </scroll-view>
      </swiper-item>
    </swiper>
    <u-popup
      class="cancel-popup"
      v-model="cancelShow"
      mode="bottom"
      length="60%"
    >
      <view class="header">取消订单</view>
      <view class="body">
        <view class="title"
          >取消订单后，本单享有的优惠可能会一并取消，是否继续？</view
        >
        <view>
          <u-radio-group v-model="reason">
            <view class="value">
              <view
                class="radio-view"
                :key="index"
                v-for="(item, index) in cancelList"
              >
                <u-radio
                  :active-color="lightColor"
                  label-size="25"
                  shape="circle"
                  :name="item.reason"
                  @change="reasonChange"
                  >{{ item.reason }}</u-radio
                >
              </view>
            </view>
          </u-radio-group>
        </view>
      </view>
      <view class="footer">
        <u-button
          size="medium"
          ripple
          v-if="reason"
          shape="circle"
          @click="submitCancel"
          >提交</u-button
        >
      </view>
    </u-popup>
    <u-toast ref="uToast" />
    <u-modal
      :confirm-color="lightColor"
      v-model="rogShow"
      :show-cancel-button="true"
      :content="'是否确认收货?'"
      @confirm="confirmRog"
    ></u-modal>
  </view>
</template>

<script>
import uniLoadMore from "@/components/uni-load-more/uni-load-more.vue";
import { getOrderList, cancelOrder, confirmReceipt } from "@/api/order.js";
import { getClearReason } from "@/api/after-sale.js";
import LiLiWXPay from "@/js_sdk/lili-pay/wx-pay.js";
export default {
  components: {
    uniLoadMore,
  },
  data() {
    return {
      lightColor: this.$lightColor,
      tabCurrentIndex: 0, //导航栏索引
      navList: [
        //导航栏list
        {
          state: 0,
          text: "全部",
          loadStatus: "more",
          orderList: [],
          pageNumber: 1,
        },
        {
          state: 1,
          text: "待付款",
          loadStatus: "more",
          orderList: [],
          pageNumber: 1,
        },
        {
          state: 2,
          text: "待发货",
          loadStatus: "more",
          orderList: [],
          pageNumber: 1,
        },
        {
          state: 3,
          text: "待收货",
          loadStatus: "more",
          orderList: [],
          pageNumber: 1,
        },
        {
          state: 4,
          text: "已完成",
          loadStatus: "more",
          orderList: [],
          pageNumber: 1,
        },
        {
          state: 5,
          text: "已取消",
          loadStatus: "more",
          orderList: [],
          pageNumber: 1,
        },
      ],
      status: "", //接收导航栏状态
      params: {
        pageNumber: 1,
        pageSize: 10,
        tag: "ALL",
      },
      orderStatus: [
        //订单状态
        {
          orderStatus: "ALL", //全部
        },
        {
          orderStatus: "WAIT_PAY", //代付款
        },
        {
          orderStatus: "WAIT_SHIP",
        },
        {
          orderStatus: "WAIT_ROG", //待收货
        },
        {
          orderStatus: "COMPLETE", //已完成
        },
        {
          orderStatus: "CANCELLED", //已取消
        },
      ],
      cancelShow: false, //是否显示取消
      orderSn: "", //ordersn
      reason: "", //取消原因
      cancelList: "", //取消列表
      rogShow: false, //显示是否收货
    };
  },

  /**
   * 跳转到个人中心
   */
  onBackPress(e) {
    if (e.from == "backbutton") {
      uni.reLaunch({
        url: "/pages/tabbar/user/my",
      });
      return true; //阻止默认返回行为
    }
  },
  onPullDownRefresh() {
    if (this.tabCurrentIndex) {
      this.initData(this.tabCurrentIndex);
    } else {
      this.initData(0);
    }
    this.loadData(this.status);
  },
  onShow() {
    if (this.tabCurrentIndex) {
      this.initData(this.tabCurrentIndex);
    } else {
      this.initData(0);
    }
    this.loadData(this.status);
  },

  onLoad(options) {
    /**
     * 修复app端点击除全部订单外的按钮进入时不加载数据的问题
     * 替换onLoad下代码即可
     */
    let status = Number(options.status);
    this.status = status;
    this.tabCurrentIndex = status;
    if (status == 0) {
      this.loadData(status);
    }
  },

  watch: {
    /**监听更改请求数据 */
    tabCurrentIndex(val) {
      this.params.tag = this.orderStatus[val].orderStatus;
      //切换标签页将所有的页数都重置为1
      this.navList.forEach((res) => {
        res.pageNumber = 1;
        res.loadStatus = "more";
        res.orderList = [];
      });
      this.loadData(val);
    },
  },
  methods: {
    // 售后
    applyService(order) {
      uni.navigateTo({
        url: `/pages/order/afterSales/afterSales?orderSn=${order.sn}`,
      });
    },

    // 店铺详情
    navigateToStore(val) {
      uni.navigateTo({
        url: "/pages/product/shopPage?id=" + val.storeId,
      });
    },

    /**
     * 取消订单
     */
    onCancel(sn) {
      this.orderSn = sn;
      this.cancelShow = true;
      uni.showLoading({
        title: "加载中",
      });
      getClearReason().then((res) => {
        if (res.data.result.length >= 1) {
          this.cancelList = res.data.result;
        }
        uni.hideLoading();
      });
    },

    /**
     * 初始化数据
     */
    initData(index) {
      this.navList[index].pageNumber = 1;
      this.navList[index].loadStatus = "more";
      this.navList[index].orderList = [];
      this.loadData(index);
    },

    /**
     * 等待支付
     */
    waitPay(val) {
      this.$u.debounce(this.pay(val), 3000);
    },

    /**
     * 支付
     */
    pay(val) {
      if (val.sn) {
        // #ifdef MP-WEIXIN
        new LiLiWXPay({
          sn: val.sn,
          price: val.flowPrice,
          orderType: "ORDER",
        }).pay();
        // #endif
        // #ifndef MP-WEIXIN
        uni.navigateTo({
          url: "/pages/cart/payment/payOrder?order_sn=" + val.sn,
        });
        // #endif
      }
    },

    /**
     * 获取订单列表
     */
    loadData(index) {
      this.params.pageNumber = this.navList[index].pageNumber;
      getOrderList(this.params).then((res) => {
        uni.stopPullDownRefresh();
        if (!res.data.success) {
          this.navList[index].loadStatus = "noMore";
          return false;
        }
        let orderList = res.data.result.records;
        if (orderList.length == 0) {
          this.navList[index].loadStatus = "noMore";
        } else if (orderList.length < 10) {
          this.navList[index].loadStatus = "noMore";
        }
        if (orderList.length > 0) {
          this.navList[index].orderList =
            this.navList[index].orderList.concat(orderList);
          this.navList[index].pageNumber += 1;
        }
      });
    },
    //swiper 切换监听
    changeTab(e) {
      this.tabCurrentIndex = e.target.current;
    },
    //顶部tab点击
    tabClick(index) {
      this.tabCurrentIndex = index;
    },
    //删除订单
    deleteOrder(index) {
      uni.showLoading({
        title: "请稍后",
      });
      setTimeout(() => {
        this.navList[this.tabCurrentIndex].orderList.splice(index, 1);
        uni.hideLoading();
      }, 600);
    },
    //取消订单
    cancelOrder(item) {
      uni.showLoading({
        title: "请稍后",
      });
      setTimeout(() => {
        let { stateTip, stateTipColor } = this.orderStateExp(9);
        item = Object.assign(item, {
          state: 9,
          stateTip,
          stateTipColor,
        });

        //取消订单后删除待付款中该项
        let list = this.navList[1].orderList;
        let index = list.findIndex((val) => val.id === item.id);
        index !== -1 && list.splice(index, 1);
        uni.hideLoading();
      }, 600);
    },

    //订单状态文字和颜色
    orderStateExp(state) {
      let stateTip = "",
        stateTipColor = this.$lightColor;
      switch (+state) {
        case 1:
          stateTip = "待付款";
          break;
        case 2:
          stateTip = "待发货";
          break;
        case 9:
          stateTip = "订单已关闭";
          stateTipColor = "#909399";
          break;

        //更多自定义
      }
      return {
        stateTip,
        stateTipColor,
      };
    },

    /**
     * 跳转到订单详情
     */
    navigateToOrderDetail(sn) {
      uni.navigateTo({
        url: "./orderDetail?sn=" + sn,
      });
    },

    /**
     * 选择取消原因
     */
    reasonChange(reason) {
      this.reason = reason;
    },

    /**
     * 提交取消订单（未付款）
     */
    submitCancel() {
      cancelOrder(this.orderSn, { reason: this.reason }).then((res) => {
        if (res.statusCode == 200) {
          uni.showToast({
            title: "订单已取消",
            duration: 2000,
            icon: "none",
          });
          this.initData(0);

          this.cancelShow = false;
        } else {
          uni.showToast({
            title: res.data.message,
            duration: 2000,
            icon: "none",
          });
          this.cancelShow = false;
        }
      });
    },

    /**
     * 确认收货显示
     */
    onRog(sn) {
      this.orderSn = sn;
      this.rogShow = true;
    },

    /**
     * 点击确认收货
     */
    confirmRog() {
      confirmReceipt(this.orderSn).then((res) => {
        if (res.data.code == 200) {
          uni.showToast({
            title: "已确认收货",
            duration: 2000,
            icon: "none",
          });
          this.initData(this.tabCurrentIndex);
          this.rogShow = false;
        }
      });
    },

    /**
     * 评价商品
     */
    onComment(sn) {
      uni.navigateTo({
        url: "./evaluate/myEvaluate",
      });
    },

    /**
     * 重新购买
     */
    reBuy(order) {
      console.log(order);
      return;
      uni.navigateTo({
        url:
          "/pages/product/goods?id=" + order.id + "&goodsId=" + order.goodsId,
      });
    },

    /**
     * 查看物流
     */
    navigateToLogistics(order) {
      uni.navigateTo({
        url:
          "/pages/mine/msgTips/packageMsg/logisticsDetail?order_sn=" + order.sn,
      });
    },
  },
};
</script>

<style lang="scss" scoped>
page,
.content {
  background: $page-color-base;
  height: 100%;
}

.swiper-box {
  height: calc(100vh - 40px);
  // #ifdef H5
  height: calc(100vh - 40px - 44px);
  // #endif
}

.list-scroll-content {
  height: 100%;
}

.navbar {
  display: flex;
  height: 40px;
  padding: 0 5px;
  background: #fff;
  box-shadow: 0 1px 5px rgba(0, 0, 0, 0.06);
  position: relative;
  z-index: 10;

  .nav-item {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    font-size: 26rpx;
    color: $font-color-light;
    position: relative;

    &.current {
      color: $main-color;

      &:after {
        content: "";
        position: absolute;
        left: 50%;
        bottom: 0;
        transform: translateX(-50%);
        width: 44px;
        height: 0;
        border-bottom: 2px solid $main-color;
      }
    }
  }
}

.uni-swiper-item {
  height: auto;
}

.seller-view {
  border-radius: 20rpx;
  background-color: #fff;
  margin: 20rpx 0rpx;

  .seller-info {
    height: 70rpx;
    padding: 0 20rpx;

    .seller-name {
      font-size: 28rpx;
      font-weight: 600;
      display: flex;
      flex-direction: row;

      .name {
        margin-left: 15rpx;
        margin-top: -2rpx;
      }
    }

    .order-sn {
      color: $aider-light-color;
      font-size: 26rpx;
    }
  }

  .goods-item-view {
    display: flex;
    flex-wrap: wrap;
    flex-direction: row;
    padding: 10rpx 20rpx;

    .goods-img {
      width: 131rpx;
      height: 131rpx;
      margin-right: 10rpx;
      margin-bottom: 10rpx;
    }

    .goods-info {
      padding-left: 30rpx;
      flex: 1;

      .goods-title {
        margin-bottom: 10rpx;
        color: #333333;
      }

      .goods-specs {
        font-size: 24rpx;
        margin-bottom: 10rpx;
        color: #cccccc;
      }

      .goods-price {
        font-size: 28rpx;
        margin-bottom: 10rpx;
        color: $aider-light-color;
      }
    }

    .goods-num {
      width: 60rpx;
      color: $main-color;
    }
  }

  .btn-view {
    padding: 25rpx 30rpx;
    font-size: 26rpx;

    .description {
      display: flex;
      color: #909399;
      size: 24rpx;
      flex: 1;
      .price {
        color: $main-color;
      }
    }
  }
}

.cancel-popup {
  .header {
    display: flex;
    flex-direction: row;
    justify-content: center;
    margin: 15rpx 0rpx;
  }

  .body {
    padding: 30rpx;

    .title {
      font-weight: 600;
    }

    .value {
      display: flex;
      flex-direction: column;
      margin: 20rpx 0;
      .radio-view {
        margin: 20rpx 0rpx;
      }
    }
  }

  .footer {
    text-align: center;
  }
}

.cancel-btn {
  color: #999999 !important;
  border-color: #999999 !important;
  margin-left: 15rpx;
  height: 60rpx;
}

.pay-btn {
  // #ifndef MP-WEIXIN
  background-color: $light-color !important;
  // #endif
  color: #ffffff !important;
  margin-left: 15rpx;
  height: 60rpx;
}

.rebuy-btn {
  color: $light-color !important;
  border-color: $light-color !important;
  background-color: #ffffff !important;
  margin-left: 15rpx;
  height: 60rpx;
}
</style>