332 lines
7.5 KiB
Vue
332 lines
7.5 KiB
Vue
<template>
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<view :style="[componentStyle, { '--row-count': value.rowCount }]">
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<!-- 固定布局模式 -->
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<view v-if="value.showStyle == 'fixed'" :class="['channel-list', 'row1-of' + value.rowCount]">
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<view v-for="(item, index) in value.list" :key="index" class="channel-item">
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<diy-channel-video
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:value="item"
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@video-play="playVideo(item)"
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:list-mode="true"
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:video-height="value.rowCount === 3 ? 180 : 240"
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:title-line-clamp="value.titleLineClamp"
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:show-play-btn="value.showPlayBtn"
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:cover-style="value.coverStyle"
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:play-btn-style="value.playBtnStyle"
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/>
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</view>
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</view>
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<!-- 其他布局模式 -->
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<scroll-view v-else :class="['channel-nav', value.showStyle == 'fixed' ? 'fixed-layout' : value.showStyle]"
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:scroll-x="value.showStyle == 'singleSlide'">
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<view class="uni-scroll-view-content">
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<view v-for="(item, index) in value.list" :key="index" :class="['channel-nav-item', value.mode]">
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<diy-channel-video
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:value="item"
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@video-play="playVideo(item)"
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:list-mode="true"
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:video-height="value.rowCount === 3 ? 180 : 240"
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:title-line-clamp="value.titleLineClamp"
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:show-play-btn="value.showPlayBtn"
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:cover-style="value.coverStyle"
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:play-btn-style="value.playBtnStyle"
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/>
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</view>
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</view>
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</scroll-view>
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</view>
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</template>
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<script>
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import DiyMinx from './minx.js'
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import { wechatChannelUtil, wechatChannelConfig } from './js/wechat-channel.js'
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/**
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* 微信视频号列表组件
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* 支持多种布局模式，包括固定布局和滚动布局
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* 可配置列数、视频高度、标题行数等属性
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*/
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export default {
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name: 'diy-channel-list',
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props: {
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/**
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* 组件配置数据
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* @type {Object}
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* @default () => ({})
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* @property {string} showStyle - 显示样式，可选值：fixed, singleSlide
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* @property {number} rowCount - 每行显示的视频数量
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* @property {Array} list - 视频列表数据
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* @property {string} componentBgColor - 组件背景色
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* @property {string} componentAngle - 组件圆角类型
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* @property {number} topAroundRadius - 顶部圆角半径
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* @property {number} bottomAroundRadius - 底部圆角半径
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* @property {Object} ornament - 装饰效果配置
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* @property {number} titleLineClamp - 标题显示行数
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* @property {boolean} showPlayBtn - 是否显示播放按钮
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* @property {Object} coverStyle - 视频封面图样式
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* @property {Object} playBtnStyle - 播放按钮样式
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*/
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value: {
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type: Object,
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default: () => ({})
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}
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},
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mixins: [DiyMinx],
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data() {
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return {
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pageWidth: '',
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indicatorDots: false,
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swiperCurrent: 0
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}
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},
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created() {
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// 组件创建时的逻辑
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},
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watch: {
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componentRefresh(newValue) {
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// 监听组件刷新
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}
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},
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computed: {
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/**
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* 组件样式
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* 根据配置动态生成样式字符串
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* @returns {string}
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*/
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componentStyle() {
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let style = '';
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if (this.value?.componentBgColor) {
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style += 'background-color:' + this.value?.componentBgColor + ';';
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}
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if (this.value?.componentAngle == 'round') {
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style += 'border-top-left-radius:' + (2 * this.value?.topAroundRadius) + 'rpx;';
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style += 'border-top-right-radius:' + (2 * this.value?.topAroundRadius) + 'rpx;';
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style += 'border-bottom-left-radius:' + (2 * this.value?.bottomAroundRadius) + 'rpx;';
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style += 'border-bottom-right-radius:' + (2 * this.value?.bottomAroundRadius) + 'rpx;';
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}
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style += 'box-shadow:' + (this.value?.ornament?.type == 'shadow' ? '0 0 10rpx ' + this.value?.ornament?.color : '') + ';';
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style += 'border:' + (this.value?.ornament?.type == 'stroke' ? '2rpx solid ' + this.value?.ornament?.color : '') + ';';
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return style;
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},
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/**
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* 轮播高度
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* 根据模式和配置计算轮播高度
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* @returns {string}
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*/
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swiperHeight() {
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let height = 0;
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if (this.value?.mode == 'graphic') {
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height = (49 + this.value?.imageSize) * this.value?.pageCount;
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} else if (this.value?.mode == 'img') {
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height = (22 + this.value?.imageSize) * this.value?.pageCount;
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} else if (this.value?.mode == 'text') {
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height = 43 * this.value?.pageCount;
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}
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return 'height:' + (2 * height) + 'rpx';
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},
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/**
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* 是否显示指示器
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* 根据轮播配置和列表长度判断是否显示指示器
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* @returns {boolean}
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*/
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isIndicatorDots() {
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return this.value?.carousel?.type != 'hide' &&
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1 != Math.ceil(this.value?.list?.length / (this.value?.pageCount * this.value?.rowCount));
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}
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},
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methods: {
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/**
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* 播放视频
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* 触发 video-play 事件，并在微信小程序中调用视频播放接口
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* @param {Object} item - 视频数据对象
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*/
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async playVideo(item) {
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await this.__$emitEvent({
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eventName: 'video-play', data: item, promiseCallback: async (event, handler, awaitedResult) => {
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if (!awaitedResult) return;
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try {
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// #ifdef MP-WEIXIN
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await wechatChannelUtil.playVideo(item);
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// #endif
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} catch (err) {
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console.error('打开视频号失败', err);
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}
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}
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})
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},
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/**
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* 图片加载错误处理
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* 当图片加载失败时，设置默认图片
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* @param {number} index - 图片索引
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*/
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imgError(index) {
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// 图片加载失败的处理逻辑
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console.log('图片加载失败:', index);
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// 为失败的图片设置默认图片
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const item = this.value.list[index];
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if (item) {
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// 使用默认图片替代加载失败的图片
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// #ifdef MP-WEIXIN
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item.coverUrl = wechatChannelConfig.video.defaultCoverUrl;
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// #endif
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}
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}
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}
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}
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</script>
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<style lang="scss" scoped>
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@import './css/common-channel.scss';
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/**
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* 列表布局样式
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* 支持 2 列和 3 列布局
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*/
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.channel-list {
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display: flex;
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flex-wrap: wrap;
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gap: 16rpx;
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padding: 16rpx;
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box-sizing: border-box;
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.channel-item {
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flex: 0 0 calc(33.3333333% - 10rpx);
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box-sizing: border-box;
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&:nth-child(3n) {
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margin-right: 0;
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}
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}
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// 2 列布局
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&.row1-of2 {
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.channel-item {
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flex: 0 0 calc(50% - 8rpx);
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&:nth-child(3n) {
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margin-right: 16rpx;
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}
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&:nth-child(2n) {
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margin-right: 0;
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}
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}
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}
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}
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/**
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* 导航布局样式
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* 支持固定布局和滚动布局
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*/
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.channel-nav {
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padding: 16rpx;
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box-sizing: border-box;
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.uni-scroll-view-content {
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display: flex;
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flex-wrap: wrap;
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gap: 16rpx;
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}
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// 单滑动模式
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&.singleSlide {
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.uni-scroll-view-content {
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flex-wrap: nowrap;
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}
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.channel-nav-item {
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flex-shrink: 0;
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width: 280rpx;
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}
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}
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.channel-nav-item {
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display: flex;
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flex-direction: column;
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box-sizing: border-box;
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flex: 0 0 calc(33.3333333% - 10rpx);
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&:nth-child(3n) {
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margin-right: 0;
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}
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}
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// 2 列布局
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&.row1-of2 {
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.channel-nav-item {
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flex: 0 0 calc(50% - 8rpx);
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&:nth-child(3n) {
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margin-right: 16rpx;
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}
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&:nth-child(2n) {
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margin-right: 0;
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}
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}
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}
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}
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/**
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* 确保所有视频卡片高度一致
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*/
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.channel-item, .channel-nav-item {
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display: flex;
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flex-direction: column;
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}
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/**
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* 响应式调整
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* 在小屏幕设备上调整布局和间距
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*/
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@media (max-width: 375px) {
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.channel-list,
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.channel-nav {
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gap: 12rpx;
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padding: 12rpx;
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.channel-item,
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.channel-nav-item {
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flex: 0 0 calc(33.3333333% - 8rpx);
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&:nth-child(3n) {
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margin-right: 0;
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}
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}
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// 小屏幕上的 2 列布局
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&.row1-of2 {
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.channel-item,
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.channel-nav-item {
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flex: 0 0 calc(50% - 6rpx);
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&:nth-child(3n) {
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margin-right: 12rpx;
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}
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&:nth-child(2n) {
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margin-right: 0;
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}
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}
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}
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}
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// 小屏幕上的单滑动模式
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.channel-nav {
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&.singleSlide {
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.channel-nav-item {
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width: 240rpx;
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}
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}
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}
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}
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</style> |