545 lines
16 KiB
Vue
545 lines
16 KiB
Vue
<template>
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<!-- 产品列表页 - 印美达 Inkreach -->
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<view class="products-page" :style="{ height: windowHeight + 'px' }">
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<!-- 搜索栏 -->
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<SearchBar
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:keyword="searchKeyword"
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@input="onSearchInput"
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@blur="onSearchBlur"
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@filter="toggleFilter"
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/>
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<!-- 国家选择条 -->
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<CountryBar
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:list="countries"
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:selected-id="selectedCountry"
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@select="selectCountry"
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/>
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<!-- 主体内容：左侧分类侧边栏(固定宽度) + 右侧内容区(自动剩余宽度) -->
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<view class="content-body">
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<!-- 左侧分类侧边栏 -->
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<CategorySidebar
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:list="categories"
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:active-id="activeCategory"
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@select="selectCategory"
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/>
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<!-- 右侧内容区:上方筛选条件 + 下方商品滚动区 -->
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<view class="right-wrap">
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<!-- 已选筛选标签(只在右侧顶部出现,不挤压左边) -->
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<ActiveFilters
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:list="activeFilters"
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@remove="removeFilter"
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@clear-all="clearAllFilters"
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/>
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<!-- 产品列表(内含子分类条件+滚动商品) -->
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<ProductGrid
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:list="products"
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:sub-categories="subCategories"
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:active-sub-id="activeSubCategory"
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:has-more="hasMore"
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:loading="loadingMore"
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:scroll-top-val="scrollTopVal"
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:scroll-height="productScrollHeight"
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@sub-select="selectSubCategory"
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@product-click="goDetail"
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@scroll-to-lower="onScrollToLower"
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/>
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</view>
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</view>
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<!-- 筛选弹窗 -->
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<FilterDrawer
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:visible="showFilter"
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:groups="filterGroups"
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@close="closeFilter"
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@toggle-tag="toggleFilterTag"
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@reset="resetFilters"
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@confirm="confirmFilters"
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/>
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</view>
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</template>
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<script>
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import SearchBar from './components/SearchBar.vue'
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import CountryBar from './components/CountryBar.vue'
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import ActiveFilters from './components/ActiveFilters.vue'
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import CategorySidebar from './components/CategorySidebar.vue'
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import ProductGrid from './components/ProductGrid.vue'
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import FilterDrawer from './components/FilterDrawer.vue'
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import { getCountries, getCategories, getTagGroups, getGoods } from '@/api/public.js'
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import { buildUrl } from '@/api/request.js'
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import { truncateProductTitle } from '@/utils/product.js'
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export default {
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components: {
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SearchBar,
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CountryBar,
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ActiveFilters,
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CategorySidebar,
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ProductGrid,
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FilterDrawer
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},
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data() {
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return {
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searchKeyword: '',
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selectedCountry: '',
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countries: [],
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activeCategory: 'all',
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categories: [
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{
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id: 'all',
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name: '全部商品'
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}
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],
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subCategories: [],
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activeSubCategory: '',
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activeFilters: [],
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showFilter: false,
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filterGroups: [],
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pagination: {
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total: 0,
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current: 1,
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pageSize: 10
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},
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hasMore: true,
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loadingMore: false,
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products: [],
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windowHeight: 667,
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scrollTopVal: 0,
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productScrollHeight: 400 // 商品滚动区高度（px），动态计算
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}
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},
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async onLoad() {
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try {
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const sysInfo = uni.getSystemInfoSync()
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// windowHeight 已自动扣除 uni-app 默认导航栏 & TabBar 高度
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// 当前页是 navigationStyle:custom + TabBar 页，正好匹配可视区
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this.windowHeight = sysInfo.windowHeight || 667
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} catch (e) {
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this.windowHeight = 667
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}
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await this.initData()
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this.loadSubCategories('all')
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await this.loadGoods(1)
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// 首屏数据渲染完成后计算滚动区高度
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this.$nextTick(() => {
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this.calcScrollHeight()
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})
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},
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methods: {
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async initData() {
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try {
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// 1. 国家列表
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const countriesRes = await getCountries()
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const countriesData = (countriesRes.data && countriesRes.data.data) || []
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const countries = countriesData.map((c) => ({
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id: c.id,
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name: c.countryName,
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icon: buildUrl(c.countryIcon || '')
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}))
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this.countries = countries
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// 2. 默认不选中任何国家
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await this.loadCategoryData('')
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console.log('=== [Products API Test] ===')
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console.log('[1] countries:', countries.length, '条')
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console.log('=== [Test End] ===')
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} catch (err) {
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console.error('[Products initData Error]', err)
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}
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},
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/**
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* 加载分类树和标签组（按国家过滤）
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*/
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async loadCategoryData(countryId) {
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try {
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const params = countryId ? { countryId: countryId } : {}
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const [categoriesRes, tagGroupsRes] = await Promise.all([
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getCategories(params),
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getTagGroups(params)
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])
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// 分类树
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const categoriesData = (categoriesRes.data && categoriesRes.data.data) || []
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const categories = [{ id: 'all', name: '全部商品', children: [], productCount: 0 }]
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categoriesData.forEach((cat) => {
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categories.push({
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id: cat.id,
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name: cat.categoryName,
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children: cat.children || [],
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productCount: cat.productCount || 0
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})
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})
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// 标签组
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const tagGroupsData = (tagGroupsRes.data && tagGroupsRes.data.data) || []
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const filterGroups = tagGroupsData.map((g) => ({
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id: g.id,
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title: g.groupName,
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tags: (g.tags || []).map((t) => ({
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id: t.id,
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name: t.tagName,
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color: t.tagColor,
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fontColor: t.tagFontColor,
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productCount: t.productCount || 0
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})),
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selected: []
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}))
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this.categories = categories
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this.filterGroups = filterGroups
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this.activeCategory = 'all'
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this.subCategories = []
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this.activeSubCategory = ''
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console.log(
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'[loadCategoryData] countryId=' + (countryId || 'all') +
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', categories=' + categories.length +
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', filterGroups=' + filterGroups.length
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)
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} catch (err) {
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console.error('[loadCategoryData Error]', err)
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}
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},
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/**
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* 统一加载商品列表（分页 + 全部筛选条件）
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* 所有触发点（搜索失焦 / 分类点击 / 国家切换 / 标签点击 / 确认筛选 / 分页）都走这里
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*/
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async loadGoods(page) {
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try {
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const currentPage = page || this.pagination.current || 1
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const pageSize = this.pagination.pageSize || 10
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// 统一参数对象：由 buildQueryParams 统一拼装
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const params = this.buildQueryParams(currentPage)
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console.log('[loadGoods] params:', JSON.stringify(params))
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const res = await getGoods(params)
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const data = (res.data && res.data.data) || { items: [], total: 0, page: 1, pageSize: 10 }
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const items = data.items || []
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const products = items.map((item) => ({
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id: item.goodId,
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name: truncateProductTitle(item.goodName),
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price: item.price,
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image: item.image,
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tags: (item.tags || []).map(function (t) {
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return {
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text: t.tagName,
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bg: t.tagColor,
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color: t.tagFontColor
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}
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})
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}))
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const total = data.total || 0
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if (currentPage === 1) {
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// 整表替换 = 筛选/分类/国家/搜索/初始化 等切换 → 滚动条回顶部
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this.products = products
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this.resetScrollToTop()
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} else {
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// 分页追加（触底加载）→ 保持滚动位置，不回到顶部
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this.products = this.products.concat(products)
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}
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this.pagination = {
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total: total,
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current: currentPage,
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pageSize: pageSize
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}
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this.hasMore = this.products.length < total
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this.loadingMore = false
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// 数据变更后重算滚动区高度（筛选标签/子分类数量变化会影响上方占位高度）
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this.$nextTick(() => {
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this.calcScrollHeight()
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})
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console.log(
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'[loadGoods] total=' + total +
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', page=' + currentPage +
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', items=' + products.length +
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', loaded=' + this.products.length +
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', hasMore=' + this.hasMore
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)
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} catch (err) {
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console.error('[loadGoods Error]', err)
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this.products = []
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this.loadingMore = false
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}
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},
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/**
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* 构造统一的查询参数对象
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* - countryId / categoryId / keyword / page / pageSize 直传后端
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* - categoryId：子分类优先，其次顶级分类
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* - tags：对象数组 [{ tagGroupId, tagIds }]，同组 OR、跨组 AND（后端处理）
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*/
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buildQueryParams(page) {
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const params = {
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page: page || 1,
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pageSize: this.pagination.pageSize || 10
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}
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if (this.selectedCountry) {
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params.countryId = this.selectedCountry
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}
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const catId = this.activeSubCategory || (this.activeCategory !== 'all' ? this.activeCategory : '')
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if (catId) {
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params.categoryId = catId
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}
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const kw = (this.searchKeyword || '').trim()
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if (kw) {
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params.keyword = kw
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}
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const tagsList = (this.filterGroups || [])
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.filter((g) => g.selected && g.selected.length > 0)
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.map((g) => ({
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tagGroupId: String(g.id),
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tagIds: (g.selected || []).map((id) => String(id))
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}))
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if (tagsList.length > 0) {
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params.tags = JSON.stringify(tagsList)
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}
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return params
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},
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codeToEmoji(iconPath) {
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if (!iconPath) return '🌐'
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var match = iconPath.match(/\/([^/]+)\.\w+$/)
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if (!match) return '🌐'
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var code = match[1].toUpperCase()
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if (code.length !== 2) return '🌐'
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var A = 0x1f1e6
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return String.fromCodePoint(A + code.charCodeAt(0) - 65) + String.fromCodePoint(A + code.charCodeAt(1) - 65)
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},
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loadSubCategories(catId) {
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var subCats = []
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if (catId !== 'all') {
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var cat = this.categories.find(function (c) { return c.id === catId })
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if (cat && cat.children && cat.children.length > 0) {
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subCats = cat.children.map(function (child) {
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return { id: child.id, name: child.categoryName }
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})
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}
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}
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this.subCategories = subCats
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this.activeSubCategory = ''
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},
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onSearchInput(val) {
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// 仅更新关键词状态，搜索在失焦时触发
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this.searchKeyword = val
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},
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onSearchBlur() {
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this.loadGoods(1)
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},
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onScrollToLower() {
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if (this.loadingMore || !this.hasMore) return
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this.loadingMore = true
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this.loadGoods(this.pagination.current + 1)
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},
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/**
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* 把商品列表滚动条回到顶部。
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* uni-app scroll-view 的 :scroll-top 仅在值变化时触发滚动，
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* 所以先写到一个大值（必定变化），再 nextTick 写 0，保证每次都能回到顶部。
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*/
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resetScrollToTop() {
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this.scrollTopVal = 99999
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this.$nextTick(() => {
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this.scrollTopVal = 0
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})
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},
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/**
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* 动态计算商品滚动区高度（px）。
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* 用 createSelectorQuery 测量 SearchBar / CountryBar / ActiveFilters / subCategories 的实际高度，
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* 用 windowHeight 依次减去，得到 scroll-view 可用的固定高度。
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* —— 完全符合 uni-app / 微信小程序官方文档「scroll-y 需给固定 height」的要求。
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*/
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calcScrollHeight() {
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const query = uni.createSelectorQuery().in(this)
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// 分别测量 4 个元素的 boundingClientRect
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query.select('#searchBar').boundingClientRect()
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query.select('#countryBar').boundingClientRect()
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query.select('#activeFilters').boundingClientRect()
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query.select('#subCategories').boundingClientRect()
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query.exec((res) => {
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// res[0]=searchBar, res[1]=countryBar, res[2]=activeFilters, res[3]=subCategories
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// 注意：v-if 为 false 时 res[i] 可能为 null
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const searchBarH = res[0] ? res[0].height : 0
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const countryBarH = res[1] ? res[1].height : 0
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const activeFiltersH = res[2] ? res[2].height : 0
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const subCategoriesH = res[3] ? res[3].height : 0
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const totalUsed = searchBarH + countryBarH + activeFiltersH + subCategoriesH
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let h = this.windowHeight - totalUsed
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// 最小值保护：至少 200px，避免极端情况
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if (h < 200) h = 200
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if (h > this.windowHeight) h = this.windowHeight
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this.productScrollHeight = Math.round(h)
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console.log('[calcScrollHeight] windowHeight=' + this.windowHeight +
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', searchBar=' + searchBarH + ', countryBar=' + countryBarH +
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', activeFilters=' + activeFiltersH + ', subCategories=' + subCategoriesH +
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' → scrollHeight=' + this.productScrollHeight)
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})
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},
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async selectCountry(id) {
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// 如果点击的是已选中的国家 → 取消选中
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if (this.selectedCountry === id) {
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this.selectedCountry = ''
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this.activeFilters = this.activeFilters.filter((f) => f.key !== 'country')
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await this.loadCategoryData('')
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await this.loadGoods(1)
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return
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}
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// 选中新国家
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const country = this.countries.find((c) => c.id === id)
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const filters = this.activeFilters.filter((f) => f.key !== 'country')
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if (country) {
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filters.push({
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key: 'country',
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label: country.name
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})
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}
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this.selectedCountry = id
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this.activeFilters = filters
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await this.loadCategoryData(id)
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await this.loadGoods(1)
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},
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async selectCategory(id) {
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this.activeCategory = id
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this.loadSubCategories(id)
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await this.loadGoods(1)
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},
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async selectSubCategory(id) {
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this.activeSubCategory = id
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await this.loadGoods(1)
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},
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toggleFilter() {
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this.showFilter = !this.showFilter
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},
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closeFilter() {
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this.showFilter = false
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},
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toggleFilterTag(e) {
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const gIdx = e.groupIndex
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const tagId = e.tagId
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var groups = [...this.filterGroups]
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var group = groups[gIdx]
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if (!group) return
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var selected = [...group.selected]
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var idx = selected.indexOf(tagId)
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if (idx > -1) {
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selected.splice(idx, 1)
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} else {
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selected.push(tagId)
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}
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group.selected = selected
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this.filterGroups = groups
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},
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async removeFilter(key) {
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const filters = this.activeFilters.filter((f) => f.key !== key)
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if (key === 'country') {
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this.selectedCountry = ''
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this.activeFilters = filters
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await this.loadCategoryData('')
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await this.loadGoods(1)
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return
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}
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if (key.indexOf('tag_') === 0) {
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var groupId = key.replace('tag_', '')
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var groups = this.filterGroups.map(function (g) {
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if (String(g.id) === String(groupId)) {
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return Object.assign({}, g, { selected: [] })
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}
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return g
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})
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this.activeFilters = filters
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this.filterGroups = groups
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await this.loadGoods(1)
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return
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}
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this.activeFilters = filters
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},
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async clearAllFilters() {
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const hasCountry = this.activeFilters.some((f) => f.key === 'country')
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this.activeFilters = []
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if (hasCountry || this.selectedCountry) {
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this.selectedCountry = ''
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await this.loadCategoryData('')
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}
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var groups = this.filterGroups.map(function (g) {
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return Object.assign({}, g, { selected: [] })
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})
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this.filterGroups = groups
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await this.loadGoods(1)
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},
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resetFilters() {
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var groups = this.filterGroups.map(function (g) {
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return Object.assign({}, g, { selected: [] })
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})
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this.filterGroups = groups
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},
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async confirmFilters() {
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var filters = []
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var countryFilter = this.activeFilters.find(function (f) { return f.key === 'country' })
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||
if (countryFilter) filters.push(countryFilter)
|
||
this.filterGroups.forEach(function (group) {
|
||
if (group.selected.length > 0) {
|
||
var labels = group.tags
|
||
.filter(function (t) { return group.selected.indexOf(t.id) > -1 })
|
||
.map(function (t) { return t.name })
|
||
if (labels.length > 0) {
|
||
filters.push({
|
||
key: 'tag_' + group.id,
|
||
label: labels.join(',')
|
||
})
|
||
}
|
||
}
|
||
})
|
||
this.activeFilters = filters
|
||
this.showFilter = false
|
||
await this.loadGoods(1)
|
||
},
|
||
|
||
goDetail(item) {
|
||
uni.navigateTo({
|
||
url: `/pages/product-detail/product-detail?id=${item.id}`
|
||
})
|
||
}
|
||
}
|
||
}
|
||
</script>
|
||
|
||
<style>
|
||
@import './products.css';
|
||
</style>
|