<template>
  <div class="layout">
    <LayoutHeader class="layout-header" :show-back="true" :title="'\u200E'"></LayoutHeader>
    <div class="layout-context fixscroll">
      <cube-scroll ref="pageScroll">
        <div class="slide">
          <cube-slide ref="slide" :data="imageList">
            <cube-slide-item v-for="(item, index) in imageList" :key="index">
              <a click="javascript:void 0" class="square-img-container">
                <square-img :src="item.image_url" :width="300" :height="300" />
              </a>
            </cube-slide-item>
            <template slot="dots" slot-scope="props">
              <div class="dot-wrap">
                <span class="cube-dot" :class="{active: props.current === index}" v-for="(item, index) in props.dots">&bull;</span>
              </div>
            </template>
          </cube-slide>
          <div class="qiugou" v-if="isQiugouEnabled" @click="qiugou"></div>
        </div>

        <div class="info-basic">
          <div class="info-price">
            <template v-if="productDetail.least_price == null">{{'\u200E'}}</template>
            <template v-else><i>¥</i>{{productDetail.least_price}}</template>
          </div>
          <div class="info-name"><div>{{productDetail.product_name}}</div></div>
        </div>
        <a class="banner" v-if="resource" :href="resource.url">
          <img-size :src="sizeImg(resource.src)"/>
        </a>
        <div class="info">
          <transition-group name="info-list" tag="div" class="info-list">
            <div class="info-list-item" transtion="fade" v-if="activity && activity.length !== 0" @click="showActivity" key="促销">
              <div class="info-list-name">促销</div>
              <div class="info-list-value info-promote">
                <span>{{activity[0].promotionTypeStr}}</span>
                <i class="cubeic-arrow"></i>
              </div>
            </div>
            <div class="info-list-item" v-for="desc in productDec" :key="desc.text">
              <div class="info-list-name">{{desc.text}}</div>
              <div class="info-list-value">{{desc.value}}</div>
            </div>
          </transition-group>
          <top-list v-if="topList && topList.length !== 0" :list="topList" @itemClick="gotoProduct" @allClick="gotoBrand" />
          <img class="ref-img" v-lazy="prdDetailTip"/>
        </div>

        <img class="ref-img"  v-lazy="prdDetailImage" />

        <div class="recommend" v-if="recommend"><h2>相关推荐</h2>
          <product-list :list="recommend" priceKey="price"/>
        </div>
      </cube-scroll>
      <div class="footer">
        <div class="heart">
          <div class="icon-fav" v-if="isFav" @click="_toggleFav(false)">
            <svg style="width: 1rem; height: 1rem;" viewBox="0 0 24 24">
              <title>已收藏</title>
              <g id="icon/已收藏" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd">
                <g fill="#002B47">
                  <path d="M11.9998882,18.7717254 L6.90760779,20.9153484 C6.3574449,21.1469424 5.72370571,20.8886913 5.49211167,20.3385284 C5.42388696,20.1764573 5.39623656,20.0001874 5.41155922,19.8250107 L5.88943154,14.3617254 L5.88943154,14.3617254 L2.2755824,10.2271262 C1.88274872,9.77768578 1.92863753,9.09488771 2.37807795,8.70205402 C2.51228845,8.58474724 2.67342863,8.50245519 2.84714548,8.46250776 L8.22341829,7.22619542 L8.22341829,7.22619542 L11.0754231,2.5175655 C11.3846728,2.00699755 12.0492663,1.84379684 12.5598342,2.15304652 C12.708963,2.24337339 12.8340264,2.36843679 12.9243532,2.5175655 L15.7763581,7.22619542 L15.7763581,7.22619542 L21.1526309,8.46250776 C21.734369,8.59628261 22.097515,9.1763205 21.9637402,9.75805866 C21.9237928,9.93177551 21.8415007,10.0929157 21.7241939,10.2271262 L18.1103448,14.3617254 L18.1103448,14.3617254 L18.5882171,19.8250107 C18.6402311,20.4196615 18.200337,20.9438868 17.6056863,20.9959008 C17.4305096,21.0112235 17.2542397,20.9835731 17.0921686,20.9153484 L11.9998882,18.7717254 L11.9998882,18.7717254 Z"></path>
                </g>
              </g>
            </svg>
          </div>
          <div class="icon-fav" v-else  @click="_toggleFav(true)">
            <svg id="icon-heart-o" style="width: 1rem; height: 1rem;" viewBox="0 0 24 24">
              <title>未收藏</title>
              <g stroke="none" stroke-width="1" fill="none" fill-rule="evenodd">
                <g stroke="#B2B2B2" stroke-width="1.62123234">
                  <path d="M6.59310422,20.1682298 L11.9998882,17.892215 L17.4066721,20.1682298 C17.4471899,20.185286 17.4912574,20.1921986 17.5350516,20.188368 C17.6837143,20.1753645 17.7936878,20.0443081 17.7806843,19.8956454 L17.2727172,14.088301 L21.113856,9.69365996 C21.1431827,9.66010733 21.1637558,9.61982229 21.1737426,9.57639307 C21.2071863,9.43095853 21.1163998,9.28594906 20.9709653,9.25250535 L15.2606075,7.93936778 L12.2310044,2.93752506 C12.2084227,2.90024288 12.1771569,2.86897703 12.1398747,2.84639531 C12.0122327,2.76908289 11.8460843,2.80988307 11.7687719,2.93752506 L8.73916885,7.93936778 L3.02881107,9.25250535 C2.98538186,9.26249221 2.94509681,9.28306522 2.91154419,9.31239191 C2.79918408,9.41060033 2.78771188,9.58129985 2.8859203,9.69365996 L6.72705916,14.088301 L6.21909207,19.8956454 C6.21526141,19.9394396 6.22217401,19.9835071 6.23923019,20.0240249 C6.2971287,20.1615656 6.4555635,20.2261284 6.59310422,20.1682298 Z"></path>
                </g>
              </g>
            </svg>
          </div>
          收藏
        </div>
        <cube-button class="sell" @click="sell">出售</cube-button>
        <cube-button class="buy active" @click="buy">购买</cube-button>
      </div>
      <buy-sheet v-if="showBidSheet" @hide="onBidSheetHide" :productId="productId"/>
      <size-request-sheet v-if="showSizeRequestSheet" @hide="onSizeRequestHide" :productId="productId"/>
    </div>
    <activity-list-sheet v-if="showActivitySheet" :list="activity" @hide="onActivitySheetHide"/>
    <size-select-sheet v-if="showSizeSelectSheet"
                       :list="sizeList"
                       :product="productDetail"
                       :image-list="imageList"
                       :config="selectSizeConfig"
                       @hide="onSizeSelectSheetHide"
                       @select="onSelectTradeProduct"
                       @add="onRequestSize"/>
  </div>
</template>

<script>
import { Button, Slide, Scroll, Popup } from 'cube-ui';
import { get } from 'lodash';
import { createNamespacedHelpers, mapGetters } from 'vuex';

import ImgSize from '../../components/img-size';
import { getImgUrl } from '../../common/utils';
import ProductList from '../list/components/productList';

import ActivityListSheet from './components/activity-list-sheet';
import prdDetailTip from '../../statics/image/product/prdDetailTip.png';
import prdDetailImage from '../../statics/image/product/prdDetailImage.png';
import SizeSelectSheet from './components/size-select-sheet';
import SizeRequestSheet from './components/size-request-sheet';
import BuySheet from './components/buy-sheet';
import TopList from './components/top-list';
import SquareImg from './components/square-img';
import stateShortCutsMixins from './mixins';

const { mapActions } = createNamespacedHelpers('product');

export default {
  name: 'ProductDetail',
  mixins: [stateShortCutsMixins],
  components: {
    SizeSelectSheet,
    ActivityListSheet,
    SizeRequestSheet,
    BuySheet,
    ImgSize,
    ProductList,
    TopList,
    SquareImg,
    'cube-button': Button,
    'cube-slide': Slide,
    'cube-slide-item': Slide.Item,
    'cube-scroll': Scroll,
    'cube-popup': Popup,
  },
  props: {
    productId: {
      required: true,
    },
  },
  data() {
    return {
      prdDetailTip,
      prdDetailImage,

      showActivitySheet: false,

      showBidSheet: false,

      showSizeSelectSheet: false,
      showSizeRequestSheet: false,
      selectSizeConfig: {},
    };
  },
  computed: {
    ...mapGetters(['isQiugouEnabled']),
    productDec() {
      const goods = get(this.productDetail, 'goods_list[0]', {});

      return [
        {
          text: '颜色',
          value: goods.goods_name || '',
        }, {
          text: '品牌',
          value: this.productDetail.brand_name
        }, {
          text: '系列',
          value: this.productDetail.series_name
        }, {
          text: '发售时间',
          value: this.productDetail.sale_time
        }, {
          text: '发售价格',
          value: this.productDetail.offer_price
        }, {
          text: '货号',
          value: this.productDetail.product_code
        }
      ];
    },
    sizeList() {
      return get(this.productDetail, 'goods_list[0].size_list', null);
    },
    title() {
      return get(this.productDetail, 'product_name', '商品详情');
    },
  },
  mounted() {
    // if (this.isQiugouEnabled === null) {
    this.$store.dispatch('getSysConfigQiugou');
    // }

    // 在action-sheet显示控制与对应关闭方法
    this.actionSheetCloseMap = {
      showActivitySheet: 'onActivitySheetHide',
      showBidSheet: 'onBidSheetHide',
      showSizeSelectSheet: 'onSizeSelectSheetHide',
      showSizeRequestSheet: 'onSizeRequestHide',
    };
  },
  asyncData({store, router}) {
    const productId = parseInt(router.params.productId, 10);

    if (isNaN(productId)) {
      throw new Error('无效的商品ID');
    }

    return store.dispatch('product/fetchProductInfo', {productId});
  },
  activated() {
    this.$refs.pageScroll && this.$refs.pageScroll.scrollTo(0, 0, 0);
    this.loadData(this.productId);
    this.refresh();
  },
  beforeRouteUpdate(to, from ,next) {
    if (this.historyBackGuard() === false) {
      return next(false);
    }

    next();
  },
  beforeRouteLeave(to, from, next) {
    if (this.historyBackGuard() === false) {
      return next(false);
    }

    next();
  },
  methods: {
    ...mapActions(['fetchProductInfo', 'fetchBrandTop', 'fetchFav', 'toggleFav', 'updateTradeInfo', 'getSelectedTradeProduct', 'payment', 'resetSelectedSize']),
    historyBackGuard() {
      for (let key of Object.keys(this.actionSheetCloseMap)) {
        if (this[key]) {
          this[this.actionSheetCloseMap[key]]();
          return false;
        }
      }

      return true;
    },
    refresh() {
      this.$refs.slide && this.$refs.slide.refresh && this.$refs.slide.refresh();
    },
    sizeImg(src, width = 360, height = 72) {
      if (src) {
        return getImgUrl(src, width, height);
      }
    },

    // 加载商品详情数据
    loadData(productId = this.productId) {
      this.fetchBrandTop({productId});
      this.fetchFav({productId});
    },

    /**
     * 登录|认证
     * needCert: 需要实名认证
     */
    async auth(needCert = false) {
      if (needCert) {
        const authInfo = await this.$yoho.authRealName();

        if (authInfo && authInfo.code === 403) { // 此时已经异步登录，当前页面取消业务处理
          return;
        }

        return authInfo;
      }

      return this.$yoho.auth();
    },

    // toggle收藏
    async _toggleFav(isFav) {
      const userInfo = await this.auth();

      if (!userInfo) {
        return;
      }

      this.toggleFav({productId: this.productId, isFav}).then(() => {
        const txt = isFav ? '收藏成功' : '取消收藏成功';

        this.$createToast({
          txt,
          type: 'txt',
        }).show();
      });
    },

    // 进入商品详情
    gotoProduct(product) {
      this.$router.push({
        name: this.$route.name,
        params: {
          productId: product.id,
        },
      });
    },

    // 打开产品品牌或系列TOP
    gotoBrand() {
      this.$router.push({
        name: 'BrandProductList',
        params: {
          productId: this.productId,
        },
      });
    },

    // 显示活动列表
    showActivity() {
      this.showActivitySheet = true;
    },

    // 关闭活动列表
    onActivitySheetHide() {
      this.showActivitySheet = false;
    },

    // 选择尺寸
    onSizeSelectSheetHide() {
      this.showSizeSelectSheet = false;
    },

    // 购买
    buy() {
      this.resetSelectedSize();
      this.selectSizeConfig = {
        dest: 'OrderBuyConfirm',
        type: 'buy',
        title: '购买',
      };
      this.showSizeSelectSheet = true;
    },

    // 出售
    async sell() {
      // 出售需要实名认证
      const userInfo = await this.auth(true);

      if (!userInfo) {
        return;
      }

      this.resetSelectedSize();
      this.selectSizeConfig = {
        dest: 'OrderSellConfirm',
        type: 'sell',
        title: '出售',
      };
      this.showSizeSelectSheet = true;
    },

    // 选择出售或购买
    async onSelectTradeProduct(tradeProduct) {
      if (this.selectSizeConfig.type === 'buy') {
        //数据埋点
        this.$store.dispatch('reportYas', {
          params: {
            appop: 'XY_UFO_PRD_DT_BUY_SEL_C',
            param: {
              PRD_ID: tradeProduct.productId,
              PRD_SKU: tradeProduct.skup,
              PRD_SIZE: tradeProduct.size_name,
            },
          }
        });

        try {
          const info = await this.payment({
            skup: tradeProduct.skup,
          });

          /**
           * {
           *  "message": "您有未支付的订单,支付或取消后可提交新的订单",
           *  "code": 512
           * }
           */
          if (info.code === 512) {
            return this.$createDialog({
              type: 'confirm',
              content: info.message,
              confirmBtn: {
                text: '查看订单',
                active: true,
                disabled: false,
                href: 'javascript:;'
              },
              cancelBtn: {
                text: '取消',
                active: false,
                disabled: false,
                href: 'javascript:;'
              },
              onConfirm: () => {
                this.showSizeSelectSheet = false;

                this.$router.push({
                  name: 'OrderList',
                  params: {
                    owner: this.selectSizeConfig.type,
                  },
                });
              },
            }).show();
          }
        } catch (e) {
          // e
        }
      }

      this.showSizeSelectSheet = false;

      this.$router.push({
        name: this.selectSizeConfig.dest,
        query: tradeProduct
      });
    },

    // 添加尺寸
    onRequestSize() {
      this.showSizeSelectSheet = false;
      this.showSizeRequestSheet = true;
    },

    // 添加尺寸关闭
    onSizeRequestHide() {
      this.showSizeRequestSheet = false;
    },

    // 打开求购列表
    qiugou() {
      this.showBidSheet = true;
    },

    // 购买
    onBidSheetHide() {
      this.showBidSheet = false;
    },
  },
};
</script>

<style lang="scss" scoped>
  @import "./product-detail";

  .cube-btn {
    border-radius: 0;
  }

  .fade-enter, .fade-leave-to {
    opacity: 0;
  }

  .fade-enter-active, .fade-leave-active {
    transition: opacity 300ms linear;
  }

  .icon-fav {
    box-shadow: none;
    background: none;
  }

  .slide {
    height: 520px;

    .square-img-container {
      display: block;
      width: 520px;
      height: 520px;
      margin: 0 auto;
    }

    /deep/ .cube-slide-dots {
      margin-bottom: -2px;
    }

    .dot-wrap {
      padding-bottom: 10px;
    }

    .cube-dot {
      display: inline-block;
      width: 6px;
      height: 6px;
      margin: 0 10px;
      background: rgba(0, 0, 0, 0.15);
      border-radius: 50%;
      &.active {
        transform-origin: 50% 50%;
        transform: scale(1.3333);
        background: rgba(0, 0, 0, 1);
      }
    }

    .qiugou {
      position: absolute;
      top: 0;
      right: 58px;
      width: 58px;
      height: 48px;
      background: top left url("~statics/image/product/qiugou@3x.png") no-repeat;
      background-size: 100% 100%;
    }
  }

  .cube-slide-item {
    img {
      margin: 0 auto;
    }
  }

  .banner {
    display: block;

    img {
      width: 100%;
      height: 132px;
    }
  }

  .banner-title {
    /* font-family: PingFang-SC-Light; */
    border: 1px solid #000;
    font-size: 30px;
    line-height: 100px;
    text-align: center;
  }

  .info-promote {
    display: flex;
    align-items: center;
    justify-content: right;

    span {
      display: inline-block;
      border: 1px solid #feabac;
      color: #d0021b;
      line-height: 1.8;
      margin-right: 15px;
      font-size: 0.8em;
      padding: 0 1.2em;
    }

    i {
      color: #999;
    }
  }

  .info-basic {
    padding: 46px 40px 32px;

    .info-price {
      color: #d0021b;
      font-size: 48px;
      font-family: $num-font;
      font-weight: bold;
      line-height: 56px;
      height: 56px;
      text-align: center;
      letter-spacing: 0;

      i {
        font-style: normal;
        font-size: 36px;
        vertical-align: text-bottom;
      }
    }

    .info-name {
      margin-top: 14px;
      color: #999;
      text-align: center;
      height: 64px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      overflow: Hide;

      div {
        font-size: 28px;
        line-height: 32px;
        max-height: 64px;
        white-space: normal;
        word-break: break-all;
      }
    }
  }

  .info {
    padding: 0 40px;

    &-list {
      line-height: 104px; // PM: 60 -> 52
      white-space: nowrap;

      &-item {
        display: flex;
        justify-content: space-between;
        border-bottom: 1px solid #eee;
        font-size: 28px;
        box-sizing: border-box;
      }

      &-name {
        /* font-family: PingFang-SC-Regular; */
        color: #999;
      }

      &-value {
        /* font-family: SFProText-Medium; */
        color: #000;
        letter-spacing: 0;
        font-weight: bold;
      }
    }

    .ref-img {
      margin-top: 40px;
      width: 670px;
      height: 100px;
    }
  }

  .ref-img {
    display: block;
    width: 750px;
    height: 628px;
  }

  .recommend {
    padding-top: 20px;
    background-color: #f2f2f2;
    background-image: linear-gradient(180deg, #fefefe 0%, #f2f2f2 320px);

    h2 {
      font-size: 36px;
      font-weight: bold;
      line-height: 50px;
      padding: 20px 0 0;
      margin: 0 40px;
    }
  }

  .layout-context {
    display: flex;
    flex-direction: column;
  }

  .cube-scroll-wrapper {
    height: auto;
    flex: 1 0 0;

    // 当前页面上面白色背景,底部recommend的f2f2f2, scroll的moment功能会使用cube-scroll-wrapper的顶部及底部做空内容填充
    background: linear-gradient(to bottom, #fff 0, #f2f2f2 100%);

    // 这里覆盖cube-scroll-wrapper渐变背景
    /deep/ .cube-scroll-content {
      background: #fff;
    }
  }

  .footer {
    display: flex;
    text-align: center;
    padding: 16px 30px;
    box-shadow: 0 0 4px rgba(0, 0, 0, 0.08);

    @include cube-ufo-btn;

    .heart {
      margin-right: auto;
      text-align: center;
      width: 3em;
      color: #888;
      font-size: 22px;
      line-height: 32px;

      svg {
        width: 48px;
        height: 48px;
        color: #888;
        fill: currentColor;
        stroke: currentColor;
      }
    }

    .sell,
    .buy {
      flex: 0 0 6em;
    }
  }

  .info-list-item {
    transition: all 0.1s;
  }

  .info-list-enter,
  .info-list-leave-to {
    opacity: 0;
    transform: translateX(-30%);
  }

  .info-list-leave-active {
    position: absolute;
  }
</style>