Files
prop-ai-hr/mobile-uni/src/pages/user/broadcast/index.vue
T

179 lines
7.6 KiB
Vue

<template>
<view class="page employee-page-shell broadcast-page">
<view class="subpage-header">
<button class="subpage-back-button" aria-label="返回今日" @click="goBack"><uni-icons type="back" size="20" color="#25282d" /></button>
<view class="subpage-heading">
<text class="employee-kicker">公司消息</text>
<text class="page-title">银城大喇叭</text>
<text class="page-subtitle">查看公司发布的通知、制度和重要提醒。</text>
</view>
</view>
<view v-if="!loggedIn" class="panel employee-card login-panel">
<text class="panel-title">登录后查看</text>
<text class="muted">消息只会按当前登录账号读取。</text>
<button class="primary-button" @click="goLogin">去登录</button>
</view>
<template v-else>
<text v-if="message && !loadFailed" class="status-message" role="status" aria-live="polite">{{ message }}</text>
<view v-if="loading" class="panel employee-card loading-card" role="status" aria-live="polite">消息加载中…</view>
<view v-else-if="loadFailed" class="panel employee-card empty-card" role="alert" aria-live="assertive">
<text class="empty-title">消息加载失败</text>
<text class="muted">{{ message || '请检查网络后重试。' }}</text>
<button class="primary-button" @click="load">重新加载</button>
</view>
<view v-else-if="!items.length" class="panel employee-card empty-card">
<text class="empty-title">暂时没有消息</text>
<text class="muted">新的公司通知会显示在这里。</text>
</view>
<view v-else class="message-list">
<button v-for="item in items" :key="item.id" class="message-card employee-card" @click="openMessage(item.id)">
<view class="message-head">
<text class="message-state" :class="{ read: item.read }">{{ item.read ? '已读' : '未读' }}</text>
<text class="message-time">{{ displayTime(item.publishedAt) }}</text>
</view>
<text class="message-title">{{ item.title }}</text>
</button>
<button v-if="hasMore" class="load-more" :disabled="loadingMore" @click="loadMore">
{{ loadingMore ? '加载中…' : '加载更多' }}
</button>
<text v-else class="list-end">已加载全部 {{ items.length }} 条消息</text>
</view>
</template>
</view>
</template>
<script setup lang="ts">
import { computed, ref } from 'vue';
import { onHide, onShow, onUnload } from '@dcloudio/uni-app';
import type { BroadcastMessageSummary } from '@/services/broadcast';
import { listBroadcastMessages } from '@/services/broadcast';
import { isLoggedIn, rememberLoginRedirect } from '@/services/auth';
import { resetPageScroll } from '@/services/navigation';
import { createPageRequestScope } from '@/services/request-scope';
const path = '/pages/user/broadcast/index';
const pageSize = 20;
const loggedIn = ref(false);
const loading = ref(false);
const loadingMore = ref(false);
const loadFailed = ref(false);
const message = ref('');
const items = ref<BroadcastMessageSummary[]>([]);
const total = ref(0);
const pageNum = ref(1);
const moreAvailable = ref(false);
const requests = createPageRequestScope();
const hasMore = computed(() => moreAvailable.value && items.value.length < total.value);
const clearLoading = () => {
loading.value = false;
loadingMore.value = false;
};
const goBack = () => uni.navigateBack({ delta: 1, fail: () => uni.switchTab({ url: '/pages/user/today/index' }) });
const goLogin = () => {
rememberLoginRedirect(path);
uni.redirectTo({ url: '/pages/auth/login/index' });
};
const displayTime = (value: string) => value ? value.replace('T', ' ').slice(0, 16) : '';
const pageRows = (rows: BroadcastMessageSummary[] | undefined) => Array.isArray(rows) ? rows : [];
const applyFirstPage = (result: Awaited<ReturnType<typeof listBroadcastMessages>>) => {
const rows = pageRows(result.rows);
items.value = rows;
total.value = Math.max(rows.length, Number(result.total) || 0);
pageNum.value = Math.max(1, Number(result.pageNum) || 1);
moreAvailable.value = rows.length > 0 && rows.length < total.value;
};
const appendPage = (result: Awaited<ReturnType<typeof listBroadcastMessages>>, fallbackPageNum: number) => {
const rows = pageRows(result.rows);
const seen = new Set(items.value.map((item) => item.id));
items.value = [...items.value, ...rows.filter((item) => !seen.has(item.id))];
total.value = Math.max(items.value.length, Number(result.total) || 0);
pageNum.value = Math.max(fallbackPageNum, Number(result.pageNum) || fallbackPageNum);
moreAvailable.value = rows.length > 0 && items.value.length < total.value;
};
const load = async () => {
loggedIn.value = isLoggedIn();
items.value = [];
total.value = 0;
pageNum.value = 1;
moreAvailable.value = false;
loadFailed.value = false;
message.value = '';
clearLoading();
if (!loggedIn.value) return;
const request = requests.begin('broadcast-list');
loading.value = true;
try {
const result = await listBroadcastMessages(1, pageSize);
if (!requests.isCurrent(request)) return;
applyFirstPage(result);
} catch (error) {
if (!requests.isCurrent(request)) return;
loadFailed.value = true;
message.value = error instanceof Error ? error.message : '消息加载失败';
} finally {
if (requests.isCurrent(request)) loading.value = false;
}
};
const loadMore = async () => {
if (loading.value || loadingMore.value || !hasMore.value) return;
const nextPageNum = pageNum.value + 1;
const request = requests.begin('broadcast-list');
loadingMore.value = true;
message.value = '';
try {
const result = await listBroadcastMessages(nextPageNum, pageSize);
if (!requests.isCurrent(request)) return;
appendPage(result, nextPageNum);
} catch (error) {
if (!requests.isCurrent(request)) return;
message.value = error instanceof Error ? error.message : '更多消息加载失败';
} finally {
if (requests.isCurrent(request)) loadingMore.value = false;
}
};
const openMessage = (id: number) => uni.navigateTo({ url: `/pages/user/broadcast/detail?id=${id}` });
onShow(() => {
requests.activate();
resetPageScroll();
void load();
});
onHide(() => {
clearLoading();
requests.invalidate();
});
onUnload(() => {
clearLoading();
requests.invalidate();
});
</script>
<style scoped>
.broadcast-page { max-width: var(--mobile-shell-max-width); margin: 0 auto; padding-bottom: calc(28px + env(safe-area-inset-bottom)); }
.login-panel, .loading-card, .empty-card { display: grid; gap: 10px; margin-top: 18px; padding: 20px; }
.status-message { display: block; margin-top: 16px; padding: 12px; border-radius: 12px; background: #fff0f1; color: #a9000d; }
.empty-title { font-size: 17px; font-weight: 900; }
.message-list { display: grid; gap: 12px; margin-top: 18px; }
.message-card { display: grid; width: 100%; gap: 10px; padding: 16px; color: var(--ink); text-align: left; }
.message-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.message-state { padding: 3px 8px; border-radius: 999px; background: #fff0f1; color: var(--brand); font-size: 12px; font-weight: 900; }
.message-state.read { background: #f2f3f5; color: var(--muted); }
.message-time { color: var(--muted); font-size: 12px; }
.message-title { overflow-wrap: anywhere; font-size: 17px; font-weight: 900; line-height: 1.5; }
.load-more { width: 100%; min-height: 42px; border: 1px solid #f0a6ac; border-radius: 999px; background: #fff; color: var(--brand); font-size: 14px; font-weight: 800; }
.load-more::after { border: 0; }
.list-end { display: block; padding: 8px; color: var(--muted); font-size: 12px; text-align: center; }
</style>