<template>
  <div class="main-page">

    <!-- #ifdef APP-PLUS -->
    <view class="status_bar"></view>
    <!-- #endif -->
    <!-- 仅h5有效 打开App -->

    <!-- 分享 -->
    <shares v-if="shareFlage && goodsDetail.id" :skuId="this.routerVal.id" :goodsId="this.routerVal.goodsId" :link="'/pages/product/goods?id='+this.routerVal.id+'&goodsId='+this.routerVal.goodsId"
      :thumbnail="goodsDetail.thumbnail" :goodsName="goodsDetail.goodsName" type="goods" @close="shareFlage = false" />
    <view class="index">
      <u-navbar :background="navbar" :is-back="false" :class="headerFlag ? 'header' : 'header bg-none scoll-hide'">
        <div class="headerRow">
          <div class="backs" @click="back()">
            <u-icon name="arrow-left" color="#8e8e8e"></u-icon>
          </div>
          <div class="headerList" :class="headerFlag ? 'tab-bar' : 'tab-bar scoll-hide'">
            <div class="headerRow">
              <div style="text-align: center" :span="3" v-for="header in headerList" :key="header.id" :class="{ cur: scrollId === header.id }" @click="headerTab(header.id)">
                {{ header.text }}
              </div>
            </div>
          </div>
          <div class="share" @click="shareChange()">
            <image class="shareImg" src="/static/share.png" alt=""></image>
          </div>
        </div>
      </u-navbar>

      <view class="showBack" v-show="!headerFlag">
        <u-row>
          <u-col :span="2" @click="back()">
            <div class="iconBag" style="text-align: center">
              <image class="headerImg" src="/static/bagBack.png" alt=""></image>
            </div>
          </u-col>
          <u-col :span="8"></u-col>

          <u-col :span="2" class="share" style="text-align: center" @click="shareChange()">
            <image class="headerImg" src="/static/bagShare.png" alt=""></image>
          </u-col>
        </u-row>
      </view>
    </view>
    <view class="product-container" :style="{ height: productRefHeight }" ref="productRef" id="productRef">
      <scroll-view scroll-anchoring enableBackToTop="true" scroll-with-animation scroll-y class="scoll-page" :scroll-top="tabScrollTop" @scroll="pageScroll">
        <view>
          <!-- 轮播图 -->
          <GoodsSwiper id="main1" :res="imgList" />

          <!-- 促销活动条 -->
          <PromotionAssembleLayout v-if="PromotionList" :detail="goodsDetail" :res="PromotionList" />

          <view class="card-box top-radius-0" id="main2">
            <!-- 活动不显示价钱 -->
            <view v-if="!is_promotion" class="desc-blod -goods-msg">
              <view class="-goods-flex">
                <view class="desc-blod">
                  {{ goodsDetail.goodsName || "" }}
                </view>
                <view class="favorite" @click="clickFavorite(goodsDetail.id)">
                  <u-icon size="30" :color="favorite ? '#f2270c' : '#262626'" :name="favorite ? 'heart-fill' : 'heart'"></u-icon>
                  <view :style="{ color: favorite ? '#f2270c' : '#262626' }">{{ favorite ? "已收藏" : "收藏" }}</view>
                </view>
              </view>
              <!-- 商品描述 -->
              <view class="-goods-desc">
                {{ goodsDetail.sellingPoint || '' }}
              </view>
            </view>
            <view v-else class="-goods-msg">
              <!-- 没有拼团，秒杀等活动的情况下 -->
              <view>
                <view class="-goods-flex">
                  <!-- 如果有积分显示积分 -->
                  <view class="-goods-price" v-if="goodsDetail.price != undefined">
                    <span v-if="pointDetail.points" > <span class="price">{{pointDetail.points}}</span>
                      <span>积分</span>
                    </span>

                    <span v-else> <span>¥</span><span class="price">{{ Fixed(goodsDetail.price)[0] }}</span>.{{
                      Fixed(goodsDetail.price)[1]
                    }} </span>
                  </view>
                  <view class="-goods-price" v-else> ¥<span class="price">0 </span>.00 </view>
                  <view class="favorite" @click="clickFavorite(goodsDetail.id)">
                    <u-icon size="30" :color="favorite ? '#f2270c' : '#262626'" :name="favorite ? 'heart-fill' : 'heart'"></u-icon>
                    <view :style="{ color: favorite ? '#f2270c' : '#262626' }">{{ favorite ? "已收藏" : "收藏" }}</view>
                  </view>
                </view>
                <view class="-goods-name desc-blod">
                  {{ goodsDetail.goodsName || "" }}
                </view>
                <view class="-goods-desc">
                  {{ goodsDetail.sellingPoint || ''  }}
                </view>
              </view>
            </view>
          </view>

          <view class="card-box">
            <view class="card-flex" @click="shutMask(1)">
              <view class="card-title"> 促销 </view>
              <view class="card-content">
                <span v-if="PromotionList && emptyPromotion()">暂无促销信息</span>
                <PromotionLayout v-else @shutMasks="shutMask" :res="PromotionList" />
              </view>
              <view class="card-bottom">
                <u-icon name="more-dot-fill"></u-icon>
              </view>
            </view>
          </view>

          <!-- 拼团用户列表 -->
          <PromotionAssembleListLayout v-if="isGroup" @to-assemble-buy-now="toAssembleBuyNow" :res="PromotionList" />

          <view class="card-box">
            <view class="card-flex" @click="shutMask(4)">
              <view class="card-title"> 已选 </view>
              <view class="card-content">
                <span v-if="selectedGoods.spec">{{ selectedGoods.spec.specName }}-{{
                    selectedGoods.spec.specValue
                  }}</span>
                <span v-else>默认</span>
              </view>
              <view class="card-bottom">
                <u-icon name="more-dot-fill"></u-icon>
              </view>
            </view>
            <view class="card-flex" @click="shutMask(3)">
              <view class="card-title"> 送至 </view>
              <view class="card-content">
                <span v-if="delivery">{{
                  delivery.consigneeAddressPath | clearStrComma
                }}</span>
                <span v-else>暂无地址信息</span>
              </view>
              <view class="card-bottom">
                <u-icon name="more-dot-fill"></u-icon>
              </view>
            </view>
          </view>

          <!-- 评价 -->
          <Evaluation id="main5" :goodsDetail="goodsDetail" v-if="goodsDetail.id" />

          <!-- 店铺推荐 -->
          <storeLayout id="main7" :storeDetail="storeDetail" :goodsDetail="goodsDetail" :res="recommendList" />

          <!-- 宝贝详情 -->
          <GoodsIntro id="main9" :res="goodsDetail" :goodsId="goodsDetail.goodsId" v-if="goodsDetail.id" />

          <!-- 宝贝推荐 -->
          <GoodsRecommend id="main11" :res="likeGoodsList" />
        </view>
      </scroll-view>

      <view class="page-bottom mp-iphonex-bottom" id="pageBottom">
        <view class="icon-btn">
          <view class="icon-btn-item" @click="linkstorePage(goodsDetail.storeId)">
            <u-icon size="34" class="red" name="home-fill"></u-icon>
            <view class="red icon-btn-name">店铺</view>
          </view>
          <!-- <view class="icon-btn-item" @click="linkMsgDetail()">
            <u-icon size="34" name="kefu-ermai"></u-icon>
            <view class="icon-btn-name">客服</view>
          </view> -->
          <view class="icon-btn-item" @click="reluchToCart()">
            <u-icon size="34" name="storeping-cart"></u-icon>
            <view class="icon-btn-name">购物车</view>
            <view v-if="nums && nums > 0" class="num-icon">{{ nums }}</view>
          </view>
        </view>
        <!-- 正常结算页面 -->
        <view class="detail-btn" v-if="!isGroup">
          <view class="to-store-car to-store-btn" @click="shutMask(4)">加入购物车</view>
          <view class="to-buy to-store-btn" @click="shutMask(4, 'buy')">立即购买</view>
          <view class="to-store-car to-store-btn" v-if="startTimer">暂未开始</view>
        </view>
        <!-- 拼团结算 -->
        <view class="detail-btn" v-else>
          <view class="to-store-car pt-buy to-store-btn" @click="shutMask(4, 'buy')">
            <view>￥{{ goodsDetail.price | unitPrice }}</view>
            <view>单独购买</view>
          </view>
          <view class="to-buy pt-buy to-store-btn" @click="toAssembleBuyNow">
            <view>￥{{ goodsDetail.promotionPrice | unitPrice }}</view>
            <view>拼团价格</view>
          </view>
        </view>
      </view>
      <!-- 规格-模态层弹窗 -->
      <view class="popup spec" @click="shutMask(false)" v-show="maskFlag">
        <!-- 促销弹窗 -->
        <view class="cuxiao mask" v-show="cuxiao">
          <view ref="mask_title" class="title mask_title">
            优惠
            <span @click="shutMask(false)">×</span>
          </view>
          <scroll-view class="scroll_mask" :scroll-y="true">
            <view class="con-cuxiao">
              <text>促销活动</text>
              <PromotionDetailsLayout :res="PromotionList" />
            </view>
            <view class="con-cuxiao coupons">
              <text>可领优惠券</text>
              <PromotionCoupon @getCoupon="getCoupon" :res="PromotionList" />
            </view>
          </scroll-view>
        </view>

        <!-- 配送地址弹窗 -->
        <popupAddress @closeAddress="closePopupAddress" @deliveryData="deliveryFun" v-if="goodsDetail.id" :goodsId="goodsDetail.id" :addressFlag="addressFlag" />

        <!-- 商品规格  商品详情，以及默认参与活动的id-->
        <popupGoods :addr="delivery" ref="popupGoods" @changed="changedGoods" @closeBuy="closePopupBuy" @queryCart="cartNum()" :goodsDetail="goodsDetail" :goodsSpec="goodsSpec" :id="productId"
          v-if="goodsDetail.id "  :pointDetail="pointDetail"   @handleClickSku="init" :buyMask="buyMask" />
      </view>
    </view>
  </div>
</template>

<script>
/************接口API***************/
import { getGoods, getGoodsList, getMpScene } from "@/api/goods.js";
import * as API_trade from "@/api/trade.js";
import * as API_Members from "@/api/members.js";
import * as API_store from "@/api/store.js";

/************请求存储***************/
import storage from "@/utils/storage.js";

/************组件***************/
import PromotionLayout from "./product/promotion/-promotion"; //促销组件
import PromotionDetailsLayout from "./product/promotion/-promotion-details"; //促销活动详情
import PromotionAssembleLayout from "./product/promotion/-promotion-assemble-promotions"; //促销活动条
import PromotionAssembleListLayout from "./product/promotion/-promotion-assemble-list"; //拼团用户列表
import PromotionCoupon from "./product/promotion/-promotion-coupon"; //优惠券组件
import GoodsIntro from "./product/goods/-goods-intro"; //商品介绍组件
import GoodsRecommend from "./product/goods/-goods-recommend"; //宝贝推荐
import storeLayout from "./product/shop/-shop"; //店铺组件
import Evaluation from "./product/evaluation/-evaluation"; //评价组件
import GoodsSwiper from "./product/goods/-goods-swiper"; //轮播图组件
import popupGoods from "./product/popup/goods"; //购物车商品的模块
import popupAddress from "./product/popup/address"; //地址选择模块
import shares from "@/components/m-share/index"; //分享

export default {
  components: {
    shares,
    PromotionLayout,
    PromotionDetailsLayout,
    PromotionAssembleLayout,
    PromotionAssembleListLayout,
    PromotionCoupon,
    GoodsIntro,
    GoodsRecommend,
    storeLayout,
    Evaluation,
    GoodsSwiper,
    popupGoods,
    popupAddress,
  },
  data() {
    return {
      shareFlage: false,
      selectedGoods: "", //选择的商品规格昵称
      is_promotion: true, //判断显示拼团活动文字
      isGroup: false, // 是否是拼团活动
      pointDetail: "", // 是否是积分商品
      assemble: "", //拼团的sku
      scroll_mask_height: 0, //促销活动的高度
      navbar: {
        background: "#fff",
      },

      productRefHeight: "",
      header: {
        top: 0,
        height: 50,
      },
      headerFlag: false, //顶部导航显示与否
      headerList: [
        //顶部导航文字
        {
          text: "商品",
          id: "1",
        },
        {
          text: "评价",
          id: "2",
        },
        {
          text: "详情",
          id: "3",
        },
        {
          text: "推荐",
          id: "4",
        },
      ],
      oldtabScrollTop: 0,
      tabScrollTop: null,
      scrollArr: [],
      scrollId: "1",

      scrollFlag: true,
      current: "1", //当前显示的轮播图页

      goodsDetail: {}, //商品数据
      goodsSpec: "", //规格数据
      imgList: [], //轮播图数据
      favorite: false, //收藏与否flag
      recommendList: [], //推荐列表
      maskFlag: false, //模态显示与否
      cuxiao: false, //促销弹窗
      goodsInfo: false, //商品介绍弹窗
      addressFlag: false, //配送地址弹窗
      buyMask: false, //添加购物车直接购买，查看已选 弹窗

      num: 1, //添加到购物车的数量

      skuId: "", //
      storeDetail: "", //店铺基本信息,

      // 店铺信息
      storeParams: {
        pageNumber: 1,
        pageSize: 10,
      },

      likeGoodsList: "", //相似商品列表
      PromotionList: "", //活动,促销，列表
      specList: [],
      skusCombination: [],
      selectedSpec: [],
      nums: 0,
      delivery: "",

      exchange: {},
      productId: 0,

      startTimer: false, //未开启 是false

      routerVal: "",
    };
  },
  watch: {
    isGroup(val) {
      if (val) {
        let timer = setInterval(() => {
          this.$refs.popupGoods.buyType = "PINTUAN";
          console.log(this.$refs.popupGoods.buyType);
          clearInterval(timer);
        }, 100);

        this.is_promotion = false;
      } else {
        this.is_promotion = true;
        this.$refs.popupGoods.buyType = "";
      }
    },
  },
  mounted() {
    const { windowHeight } = uni.getSystemInfoSync();
    let bottomHeight = 0;
    let topHeight = 0;
    uni.getSystemInfo({
      success: function (res) {
        // res - 各种参数
        let bottom = uni.createSelectorQuery().select(".page-bottom");
        bottom
          .boundingClientRect(function (data) {
            if (data && data.height) {
              //data - 各种参数
              bottomHeight = data.height; // 获取元素宽度
            }
          })
          .exec();
        let top = uni.createSelectorQuery().select(".header");
        top
          .boundingClientRect(function (data) {
            if (data && data.height) {
              //data - 各种参数
              topHeight = data.height; // 获取元素宽度
            }
          })
          .exec();
      },
    });

    this.productRefHeight = windowHeight - bottomHeight + "px";
  },
  async onLoad(options) {
    this.routerVal = options;
  },
  onShow() {
    this.goodsDetail = {};
    //如果有参数ids说明事分销短连接，需要获取参数
    if (this.routerVal.scene) {
      getMpScene(this.routerVal.scene).then((res) => {
        if (res.data.success) {
          let data = res.data.result.split(","); // skuId,goodsId,distributionId
          this.init(data[0], data[1], data[2]);
        }
      });
    } else {
      this.init(
        this.routerVal.id,
        this.routerVal.goodsId,
        this.routerVal.distributionId,
        this.routerVal.whetherPoint
      );
    }
  },
  onReachBottom() {
    this.storeParams.pageNumber++;
    this.getOtherLikeGoods();
  },
  methods: {
    // 循环出当前促销是否为空
    emptyPromotion() {
      if (
        this.PromotionList == "" ||
        this.PromotionList == null ||
        this.PromotionList == []
      ) {
        return true;
      }
    },
    /**初始化信息 */
    async init(id, goodsId, distributionId, whetherPoint) {
      this.isGroup = false; //初始化拼团
      this.productId = id; // skuId
      // 这里请求获取到页面数据  解析数据
      uni.showLoading({
        title: "加载中",
        mask: true,
      });
      let response = await getGoods(id, goodsId, distributionId);

      uni.hideLoading();
      /**商品信息以及规格信息存储 */
      this.goodsDetail = response.data.result.data;
      this.goodsSpec = response.data.result.specs;
      this.PromotionList = response.data.result.promotionMap;

      // 判断是否拼团活动或者积分商品 如果有则显示拼团活动信息
      this.PromotionList &&
        Object.keys(this.PromotionList).forEach((item) => {
          // 拼团商品
          if (item.indexOf("PINTUAN") == 0) {
            this.isGroup = true;
          }
          // 积分
          if (item.indexOf("POINTS_GOODS") == 0) {
            this.pointDetail = this.PromotionList[item];
            console.log(this.pointDetail);
          }
        });
      // 轮播图
      this.imgList = this.goodsDetail.goodsGalleryList;

      // 获取店铺基本信息
      this.getstoreBaseInfoFun(this.goodsDetail.storeId);

      // 获取购物车
      this.cartNum();

      // 获取店铺推荐商品
      this.getstoreRecommend();

      // 获取商品列表
      this.getOtherLikeGoods();
      // 获取商品是否已被收藏 如果未登录不获取

      if (this.$options.filters.isLogin("auth")) {
        this.getGoodsCollectionFun(this.goodsDetail.id);
      }
    },

    // 格式化金钱  1999 --> [1999,00]
    Fixed(val) {
      if (typeof val == "undefined") {
        return val;
      }
      return val.toFixed(2).split(".");
    },

    changedGoods(val) {
      this.selectedGoods = val;
    },

    /**  点击子级地址回调参数*/
    deliveryFun(val) {
      this.delivery = val;
    },
    /**
     * 地址子级关闭回调
     */
    closePopupAddress(val) {
      this.addressFlag = val;
      this.maskFlag = false;
    },
    /**
     * 商品规格子级关闭回调
     */
    closePopupBuy(val) {
      this.buyMask = val;
      this.maskFlag = false;
    },

    /** 参与拼团  创建拼团 */
    toAssembleBuyNow(order) {
      this.shutMask(4, "PINTUAN", order);
    },

    // 查看购物车
    reluchToCart() {
      let obj = {
        from: "product",
        id: this.productId,
      };
      storage.setCartBackbtn(obj);
      uni.switchTab({
        url: "/pages/tabbar/cart/cartList",
      });
    },

    // 查询购物车总数量
    cartNum() {
      if (storage.getHasLogin()) {
        API_trade.getCartNum().then((res) => {
          this.nums = res.data.result;
        });
      }
    },

    back() {
      uni.navigateBack();
    },

    // 获取店铺信息
    getstoreBaseInfoFun(id) {
      API_store.getstoreBaseInfo(id).then((res) => {
        if (res.data.success) {
          this.storeDetail = res.data.result;
        }
      });
    },

    // 删除收藏店铺
    deleteGoodsCollectionFun(id) {
      // deleteStoreCollection
      API_Members.deleteGoodsCollection(id).then((res) => {
        if (res.statusCode == 200) {
          uni.showToast({
            title: "商品已取消收藏!",
            icon: "none",
          });
          this.favorite = !this.favorite;
        }
      });
    },

    // 获取商品是否已被收藏
    getGoodsCollectionFun(goodsId) {
      if (storage.getHasLogin()) {
        API_Members.getGoodsIsCollect(goodsId, "GOODS").then((res) => {
          this.favorite = res.data.result;
        });
      }
    },

    // 获取店铺推荐商品列表
    getstoreRecommend() {
      getGoodsList({
        pageNumber: 1,
        pageSize: 6,
        storeId: this.goodsDetail.storeId,
        recommend: true,
      }).then((res) => {
        this.recommendList = res.data.result.content;
      });
    },

    // 获取相似商品列表
    getOtherLikeGoods() {
      getGoodsList({
        pageNumber: 1,
        pageSize: 10,
        category: this.goodsDetail.categoryId,
        keyword: this.goodsDetail.name,
      }).then((res) => {
        this.likeGoodsList = res.data.result.content;
      });
    },

    // 领取优惠券
    receiveCouponsFun(id) {
      API_Members.receiveCoupons(id).then((res) => {
        uni.showToast({
          title: res.data.message,
          icon: "none",
        });
      });
    },

    linkstorePage(store_id) {
      uni.navigateTo({
        url: `/pages/product/shopPage?id=` + store_id,
      });
    },

    //获取优惠券按钮
    getCoupon(item) {
      this.receiveCouponsFun(item.id);
    },

    //规格弹窗开关
    shutMask(flag, buyFlag, type) {
      // type是指是否点击底部按钮
      if (flag) {
        switch (flag) {
          case 1: //优惠券弹窗
            this.maskFlag = true;
            this.cuxiao = true;

            break;

          case 3:
            this.maskFlag = true;
            this.addressFlag = true;
            break;
          case 4: //添加购物车直接购买，查看已选 弹窗
            // 判断是否是一个规格
            this.maskFlag = true;
            this.buyMask = true;
            if (buyFlag == "PINTUAN") {
              if (type.orderSn) {
                this.$refs.popupGoods.parentOrder = type;
              }
              this.$refs.popupGoods.buyType = "PINTUAN";
            }
            if (buyFlag == "buy") {
              this.$refs.popupGoods.buyType = "";
            }

            break;
        }
      } else {
        this.maskFlag = false;
        this.cuxiao = false;
        this.buyMask = false;
      }
    },

    //收藏
    clickFavorite(id) {
      if (this.favorite) {
        // 取消收藏
        this.deleteGoodsCollectionFun(id);
        return false;
      }

      API_Members.collectionGoods(id, "GOODS").then((res) => {
        if (res.data.success) {
          uni.showToast({
            title: "收藏成功!",
            icon: "none",
          });
        }
      });

      this.favorite = !this.favorite;
    },

    // 顶部header显示或隐藏
    pageScroll(e) {
      if (this.scrollFlag) {
        this.calcSize();
      }

      if (e.detail.scrollTop > 200) {
        //当距离大于200时显示回到顶部按钮
        this.headerFlag = true;
      } else {
        //当距离小于200时隐藏回到顶部按钮
        this.headerFlag = false;
      }
      if (e.detail.scrollTop < this.scrollArr[0] - 10) {
        this.scrollId = "1";
      }
      if (e.detail.scrollTop > this.scrollArr[1] - 10) {
        this.scrollId = "2";
      }
      if (e.detail.scrollTop > this.scrollArr[2] - 10) {
        this.scrollId = "3";
      }
      if (e.detail.scrollTop > this.scrollArr[3] - 10) {
        this.scrollId = "4";
      }
    },
    //计算每个要跳转到的模块高度信息
    calcSize() {
      let h = 0;
      let that = this;
      let arr = [
        "main1",
        "main2",
        "main3",
        "main4",
        "main5",
        "main6",
        "main7",
        "main8",
        "main9",
        "main10",
        "main11",
      ];
      arr.forEach((item) => {
        let view = uni.createSelectorQuery().select("#" + item);
        view
          .fields(
            {
              size: true,
            },
            (data) => {
              if (
                item === "main1" ||
                item === "main5" ||
                item === "main9" ||
                item === "main11"
              ) {
                that.scrollArr.push(h);
              }
              if (data && data.height) {
                h += data.height;
              }
            }
          )
          .exec();
      });
      this.scrollFlag = false;
    },
    // 点击顶部跳转到对应位置
    headerTab(id) {
      if (this.scrollFlag) {
        this.calcSize();
      }
      this.scrollId = id;

      this.$nextTick(() => {
        this.tabScrollTop = this.scrollArr[id - 1];
      });
    },

    // 点击分享
    async shareChange() {
      this.shareFlage = true;
    },
  },
};
</script>

<style lang="scss" scoped>
// #ifdef MP-WEIXIN
@import "./product/mp-goods.scss";
// #endif

@import "./product/style.scss";
@import "./product/product.scss";
</style>