viewer.vue 6.2 KB

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  1. <template>
  2. <u-popup :show="show" mode="bottom" @close="handleClose" @open="handleOpen" round="20rpx" bgColor="#ffffff" zIndex="10077">
  3. <view class="viewer-list-popup">
  4. <view class="popup-header fs32">在线观众</view>
  5. <view class="list-container">
  6. <mescroll-uni ref="mescrollRef" :fixed="false" :down="downOption" :up="upOption" @init="mescrollInit" @down="downCallback" @up="upCallback">
  7. <view class="viewer-item x-f mb20 mt20" v-for="(item, index) in viewers" :key="getViewerKey(item, index)">
  8. <!-- <view
  9. class="rank-number"
  10. :style="getRankStyle(index)"
  11. >
  12. {{ index + 1 }}
  13. </view> -->
  14. <view
  15. class="rank-number"
  16. :style="{
  17. color: index < 3 ? ['#FF3B30', '#FF9500', '#FFCC00'][index] : '#8E8E93',
  18. fontWeight: index < 3 ? 'bold' : 'normal',
  19. width: '50rpx'
  20. }"
  21. >
  22. {{ index + 1 }}
  23. </view>
  24. <!-- 用户头像 -->
  25. <view class="avatar-container">
  26. <u-avatar v-if="item.avatar" :src="item.avatar" :size="36"></u-avatar>
  27. <view v-else class="default-avatar" :style="{ backgroundColor: getUserRandomColor(item.userId) }">
  28. <text class="avatar-text">{{ getNicknameInitial(item.nickName) }}</text>
  29. </view>
  30. </view>
  31. <text class="nickname ml16 f30">{{ item.nickName || '未命名' }}</text>
  32. </view>
  33. <!-- mescroll 自带 loading 和 noMore,不需要这里的 loading-text -->
  34. <!-- 无数据提示 -->
  35. <!-- <view v-if="!loading && viewers.length === 0" class="empty-text">暂无在线观众</view> -->
  36. <view v-if="lookAudsCount > 0" class="more-text">还有{{lookAudsCount}}用户正在观看</view>
  37. </mescroll-uni>
  38. </view>
  39. </view>
  40. </u-popup>
  41. </template>
  42. <script>
  43. import MescrollUni from "@/uni_modules/mescroll-uni/components/mescroll-uni/mescroll-uni.vue";
  44. export default {
  45. // name: 'Viewer',
  46. components: {
  47. MescrollUni
  48. },
  49. props: {
  50. // 是否显示弹窗
  51. show: {
  52. type: Boolean,
  53. default: false
  54. },
  55. // 观众列表数据
  56. viewers: {
  57. type: Array,
  58. default: () => []
  59. },
  60. // 是否正在加载
  61. loading: {
  62. type: Boolean,
  63. default: false
  64. },
  65. // 滚动区域高度
  66. scrollHeight: {
  67. type: Number,
  68. default: 400
  69. },
  70. lookAudsCount: {
  71. type: Number,
  72. default: 0
  73. }
  74. },
  75. data() {
  76. return {
  77. mescroll: null,
  78. downOption: {
  79. use: false // 禁用下拉刷新
  80. },
  81. upOption: {
  82. auto: false, // 不自动加载,由父组件控制或者 open 时触发
  83. noMoreSize: 5,
  84. textNoMore: '没有更多了',
  85. empty: {
  86. use: true,
  87. icon: "/static/images/no_data.png", // 假设有
  88. tip: "暂无在线观众"
  89. },
  90. toTop: {
  91. src: '' // 不显示回到顶部按钮
  92. }
  93. }
  94. };
  95. },
  96. methods: {
  97. mescrollInit(mescroll) {
  98. this.mescroll = mescroll;
  99. },
  100. downCallback() {
  101. this.mescroll.endSuccess();
  102. },
  103. upCallback(page) {
  104. this.$emit('loadMore', page);
  105. },
  106. // 暴露给父组件的方法
  107. endSuccess(curPageLen, hasNext) {
  108. if (this.mescroll) {
  109. this.mescroll.endSuccess(curPageLen, hasNext);
  110. }
  111. },
  112. endErr() {
  113. if (this.mescroll) {
  114. this.mescroll.endErr();
  115. }
  116. },
  117. reset() {
  118. if (this.mescroll) {
  119. this.mescroll.resetUpScroll();
  120. }
  121. },
  122. /**
  123. * 处理关闭事件
  124. */
  125. handleClose() {
  126. this.$emit('close');
  127. },
  128. /**
  129. * 处理打开事件
  130. */
  131. handleOpen() {
  132. this.$emit('open');
  133. },
  134. /**
  135. * 处理滚动到底部事件
  136. */
  137. getViewerKey(item, index) {
  138. return item.userId ? `viewer_${item.userId}` : `viewer_${index}`;
  139. },
  140. /**
  141. * 获取排名样式
  142. */
  143. getRankStyle(index) {
  144. const rankColors = {
  145. 0: '#FF3B30', // 第一名
  146. 1: '#FF9500', // 第二名
  147. 2: '#FFCC00' // 第三名
  148. };
  149. return {
  150. color: rankColors[index] || '#8E8E93',
  151. fontWeight: index < 3 ? 'bold' : 'normal',
  152. width: '50rpx'
  153. };
  154. },
  155. /**
  156. * 获取用户随机颜色(从父组件传入或本地实现)
  157. */
  158. getUserRandomColor(userId) {
  159. // 如果父组件传入了方法,可以使用父组件的方法
  160. // 否则这里实现一个简单的版本
  161. if (this.$parent && this.$parent.getUserRandomColor) {
  162. return this.$parent.getUserRandomColor(userId);
  163. }
  164. // 简单的本地实现
  165. if (!userId) return '#8978e2';
  166. const colorPool = ['#FF6B6B', '#4ECDC4', '#45B7D1', '#96CEB4', '#FFEAA7', '#DDA0DD', '#98D8C8', '#F7DC6F', '#BB8FCE', '#85C1E9'];
  167. let seed = 0;
  168. for (let i = 0; i < userId.length; i++) {
  169. seed = (seed * 31 + userId.charCodeAt(i)) % 1000000;
  170. }
  171. return colorPool[seed % colorPool.length];
  172. },
  173. /**
  174. * 获取昵称首字母
  175. */
  176. getNicknameInitial(nickName) {
  177. if (!nickName || typeof nickName !== 'string') return '未';
  178. if (/^[\u4e00-\u9fa5]/.test(nickName[0])) {
  179. return nickName[0];
  180. }
  181. return nickName[0].toUpperCase();
  182. }
  183. },
  184. watch: {
  185. // 监听显示状态变化
  186. show(newVal) {
  187. if (newVal) {
  188. this.$emit('open');
  189. this.$nextTick(() => {
  190. this.reset();
  191. });
  192. }
  193. }
  194. }
  195. };
  196. </script>
  197. <style scoped lang="scss">
  198. .viewer-list-popup {
  199. position: relative;
  200. height: 60vh;
  201. padding: 40rpx 0rpx;
  202. box-sizing: border-box;
  203. display: flex;
  204. flex-direction: column;
  205. .popup-header {
  206. text-align: center;
  207. font-weight: 600;
  208. margin-bottom: 20rpx;
  209. }
  210. .list-container {
  211. flex: 1;
  212. min-height: 0;
  213. width: 100%;
  214. overflow: hidden;
  215. }
  216. .viewer-item {
  217. align-items: center;
  218. padding: 16rpx 0;
  219. .rank-number {
  220. text-align: center;
  221. margin-right: 20rpx;
  222. font-size: 28rpx;
  223. }
  224. .avatar-container {
  225. .default-avatar {
  226. width: 72rpx;
  227. height: 72rpx;
  228. border-radius: 50%;
  229. display: flex;
  230. align-items: center;
  231. justify-content: center;
  232. .avatar-text {
  233. color: #ffffff;
  234. font-size: 24rpx;
  235. font-weight: 500;
  236. }
  237. }
  238. }
  239. .nickname {
  240. flex: 1;
  241. overflow: hidden;
  242. text-overflow: ellipsis;
  243. white-space: nowrap;
  244. }
  245. }
  246. .loading-text {
  247. text-align: center;
  248. color: #999;
  249. font-size: 28rpx;
  250. padding: 40rpx;
  251. display: flex;
  252. align-items: center;
  253. justify-content: center;
  254. gap: 16rpx;
  255. }
  256. .empty-text {
  257. text-align: center;
  258. color: #999;
  259. font-size: 28rpx;
  260. padding: 80rpx 40rpx;
  261. }
  262. .more-text {
  263. text-align: center;
  264. color: #999;
  265. font-size: 28rpx;
  266. padding: 30rpx 20rpx;
  267. }
  268. .list-container {
  269. flex: 1;
  270. min-height: 0;
  271. overflow: hidden;
  272. }
  273. }
  274. </style>