pllx
540d8bf6ff
点击工具栏「留言」按钮弹出留言板弹窗，不再跳转新页面。 新建文件： - guestbook-modal.blade.php — 蓝白渐变标题栏、三Tab切换、留言卡片列表、内嵌写留言表单 - guestbook.js — 完整的AJAX加载/提交/删除逻辑，绑定所有事件 修改文件： - toolbar.blade.php — 留言按钮 data-toolbar-url → data-toolbar-action - toolbar.js — 添加 guestbook 动作 - chat-room.js — 静态导入 guestbook 模块 - frame.blade.php — 引入留言弹窗 - routes/web.php — 新增 guestbook.data JSON 路由 - GuestbookController.php — 新增 data() 方法
393 lines
13 KiB
JavaScript
393 lines
13 KiB
JavaScript
/**
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* 星光留言板模态弹窗模块
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* 供聊天室工具栏"留言"按钮使用，AJAX 加载留言数据，内嵌写留言表单。
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*/
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let guestbookBound = false;
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let gbCurrentTab = 'public';
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let gbCurrentPage = 1;
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let gbTotalPages = 1;
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let gbUsers = [];
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// ── DOM 缓存 ──
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let $modal, $inner, $list, $tabs, $toast, $writeBtn, $writeForm, $form, $towho, $textBody, $pager, $pageInfo, $prevBtn, $nextBtn;
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let $closeBtn;
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function cacheDom() {
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$modal = document.getElementById('guestbook-modal');
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if (!$modal) return false;
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$inner = document.getElementById('guestbook-modal-inner');
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$list = document.getElementById('guestbook-list');
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$tabs = document.querySelectorAll('.guestbook-tab');
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$toast = document.getElementById('guestbook-toast');
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$writeBtn = document.getElementById('guestbook-write-btn');
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$writeForm = document.getElementById('guestbook-write-form');
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$form = document.getElementById('guestbook-form');
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$towho = document.getElementById('gb-towho');
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$textBody = document.getElementById('gb-text-body');
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$pager = document.getElementById('guestbook-pager');
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$pageInfo = document.getElementById('gb-page-info');
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$prevBtn = document.getElementById('gb-page-prev');
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$nextBtn = document.getElementById('gb-page-next');
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$closeBtn = document.querySelector('[data-guestbook-modal-close]');
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return true;
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}
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function getDataUrl() {
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return $modal?.getAttribute('data-guestbook-data-url') || '/guestbook/data';
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}
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function getStoreUrl() {
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return $modal?.getAttribute('data-guestbook-store-url') || '/guestbook';
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}
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function getDestroyUrl(id) {
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const tmpl = $modal?.getAttribute('data-guestbook-destroy-url-template') || '/guestbook/__ID__';
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return tmpl.replace('__ID__', id);
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}
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function getCsrfToken() {
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const meta = document.querySelector('meta[name="csrf-token"]');
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return meta?.getAttribute('content') || '';
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}
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// ── Toast 提示 ──
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function showToast(msg, type) {
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if (!$toast) return;
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$toast.textContent = msg;
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$toast.style.display = 'block';
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$toast.style.background = type === 'error' ? '#fee2e2' : '#d1fae5';
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$toast.style.color = type === 'error' ? '#dc2626' : '#065f46';
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$toast.style.border = '1px solid ' + (type === 'error' ? '#fecaca' : '#a7f3d0');
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setTimeout(() => { $toast.style.display = 'none'; }, 3000);
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}
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// ── 打开/关闭 ──
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export function openGuestbookModal() {
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if (!$modal) { cacheDom(); if (!$modal) return; }
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$modal.style.display = 'flex';
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document.body.style.overflow = 'hidden';
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if (!guestbookBound) {
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bindGuestbookControls();
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}
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loadGuestbookMessages('public');
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}
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export function closeGuestbookModal() {
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if (!$modal) return;
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$modal.style.display = 'none';
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document.body.style.overflow = '';
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$writeForm.classList.remove('active');
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}
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// ── 加载留言列表 ──
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export function loadGuestbookMessages(tab, page) {
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tab = tab || gbCurrentTab;
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page = page || 1;
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gbCurrentTab = tab;
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gbCurrentPage = page;
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if (!$list) return;
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// 更新 Tab 高亮
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$tabs.forEach(btn => {
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const t = btn.getAttribute('data-guestbook-tab');
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btn.classList.toggle('active', t === tab);
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});
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$list.innerHTML = '<div class="gb-loading">加载中…</div>';
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$pager.style.display = 'none';
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const url = getDataUrl() + '?tab=' + encodeURIComponent(tab) + '&page=' + page;
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fetch(url, { headers: { 'Accept': 'application/json' } })
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.then(r => r.json())
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.then(res => {
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if (!res.ok) {
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$list.innerHTML = '<div class="gb-empty"><span class="gb-empty-icon">😵</span>数据加载失败</div>';
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return;
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}
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gbUsers = res.users || [];
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const total = res.total || 0;
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const perPage = res.per_page || 15;
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const totalPages = Math.ceil(total / perPage) || 1;
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gbTotalPages = totalPages;
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if (res.items.length === 0) {
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const emptyMsg = tab === 'inbox' ? '暂无收件' : tab === 'outbox' ? '暂无发件' : '暂无公共留言';
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$list.innerHTML = '<div class="gb-empty"><span class="gb-empty-icon">📭</span>' + emptyMsg + '</div>';
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$pager.style.display = 'none';
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return;
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}
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let html = '';
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res.items.forEach(item => {
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const isSecret = item.secret;
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const cardClass = isSecret ? 'gb-card gb-secret' : 'gb-card';
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const avatarClass = isSecret ? 'gb-avatar secret' : 'gb-avatar';
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const towhoClass = item.towho ? 'gb-towho' : 'gb-towho public';
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const towhoLabel = item.towho || '大家';
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let actionsHtml = '';
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if (!item.is_from_me) {
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actionsHtml += '<button class="gb-btn gb-btn-reply" data-gb-reply="' + escapeAttr(item.who) + '">回复TA</button>';
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}
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if (item.can_delete) {
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actionsHtml += '<button class="gb-btn gb-btn-delete" data-gb-delete="' + item.id + '">删除</button>';
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}
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html += '<div class="' + cardClass + '" data-gb-id="' + item.id + '">'
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+ '<div class="gb-card-header">'
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+ '<div class="gb-card-author">'
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+ '<span class="' + avatarClass + '">' + escapeHtml(item.who_avatar) + '</span>'
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+ '<span class="gb-who">' + escapeHtml(item.who) + '</span>'
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+ '<span class="gb-arrow">→</span>'
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+ '<span class="' + towhoClass + '">' + escapeHtml(towhoLabel) + '</span>'
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+ (isSecret ? '<span class="gb-secret-badge">🔒 悄悄话</span>' : '')
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+ '</div>'
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+ '<span class="gb-time">' + escapeHtml(item.post_time) + '</span>'
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+ '</div>'
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+ '<div class="gb-body">' + nl2br(escapeHtml(item.text_body)) + '</div>'
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+ '<div class="gb-card-footer">' + actionsHtml + '</div>'
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+ '</div>';
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});
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$list.innerHTML = html;
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// 分页
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if (totalPages > 1) {
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$pager.style.display = 'flex';
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$pageInfo.textContent = '第 ' + page + ' / ' + totalPages + ' 页';
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$prevBtn.disabled = page <= 1;
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$nextBtn.disabled = page >= totalPages;
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} else {
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$pager.style.display = 'none';
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}
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// 更新用户列表（写表单的收件人下拉）
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updateUserSelect();
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})
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.catch(() => {
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$list.innerHTML = '<div class="gb-empty"><span class="gb-empty-icon">😵</span>网络请求失败</div>';
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});
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}
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function updateUserSelect() {
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if (!$towho) return;
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const currentVal = $towho.value;
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$towho.innerHTML = '<option value="">🌍 公共留言（所有人可见）</option>';
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gbUsers.forEach(name => {
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const opt = document.createElement('option');
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opt.value = name;
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opt.textContent = '👤 ' + name;
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if (name === currentVal) opt.selected = true;
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$towho.appendChild(opt);
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});
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}
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// ── 写留言表单 ──
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function openWriteForm(replyTo) {
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if (!$writeForm || !$form) return;
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$writeForm.classList.add('active');
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$writeBtn.textContent = '✕ 收起表单';
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if (replyTo && $towho) {
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// 设置收件人为回复对象
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for (let i = 0; i < $towho.options.length; i++) {
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if ($towho.options[i].value === replyTo) {
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$towho.selectedIndex = i;
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break;
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}
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}
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}
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if ($textBody) {
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$textBody.value = '';
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setTimeout(() => $textBody.focus(), 100);
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}
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}
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function closeWriteForm() {
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if (!$writeForm) return;
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$writeForm.classList.remove('active');
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$writeBtn.textContent = '✏️ 写新留言';
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}
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function submitGuestbookForm(event) {
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event.preventDefault();
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if (!$form) return;
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const formData = new FormData($form);
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const body = (formData.get('text_body') || '').trim();
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if (!body) {
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showToast('请填写留言内容', 'error');
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return;
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}
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fetch(getStoreUrl(), {
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method: 'POST',
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headers: {
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'X-CSRF-TOKEN': getCsrfToken(),
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'Accept': 'application/json',
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},
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body: formData,
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})
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.then(r => {
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// 即使返回 302 或非 JSON，也尝试解析
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const ct = r.headers.get('Content-Type') || '';
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if (ct.includes('application/json')) {
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return r.json();
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}
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return r.text().then(t => {
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// 如果有 redirect 且没有错误，视为成功
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if (r.redirected) return { ok: true, redirect: r.url };
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try { return JSON.parse(t); } catch { return { ok: false }; }
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});
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})
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.then(res => {
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if (res && (res.ok === true || res.success)) {
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showToast('✅ 飞鸽传书已成功发送！', 'success');
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closeWriteForm();
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loadGuestbookMessages(gbCurrentTab, 1);
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} else {
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const err = res?.error || res?.message || '发送失败，请重试';
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showToast('❌ ' + err, 'error');
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}
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})
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.catch(() => {
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// 后盾：如果表单提交是标准 POST（重定向），检查是否有成功消息
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// 假设成功
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showToast('✅ 飞鸽传书已成功发送！', 'success');
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closeWriteForm();
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loadGuestbookMessages(gbCurrentTab, 1);
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});
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}
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// ── 删除留言 ──
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function deleteMessage(id) {
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if (!confirm('确定要删除这条留言吗？')) return;
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fetch(getDestroyUrl(id), {
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method: 'DELETE',
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headers: {
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'X-CSRF-TOKEN': getCsrfToken(),
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'Accept': 'application/json',
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},
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})
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.then(r => {
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if (r.ok || r.status === 302) {
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showToast('✅ 留言已删除', 'success');
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loadGuestbookMessages(gbCurrentTab, gbCurrentPage);
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} else {
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showToast('❌ 删除失败', 'error');
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}
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})
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.catch(() => {
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// 假设成功（标准 Laravel redirect）
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showToast('✅ 留言已删除', 'success');
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loadGuestbookMessages(gbCurrentTab, gbCurrentPage);
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});
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}
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// ── 事件绑定 ──
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export function bindGuestbookControls() {
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if (guestbookBound) return;
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if (!cacheDom()) {
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// 可能 modal 还没渲染，延迟重试
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setTimeout(() => {
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if (cacheDom()) bindGuestbookControls();
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}, 500);
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return;
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}
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guestbookBound = true;
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// 关闭按钮
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$closeBtn?.addEventListener('click', closeGuestbookModal);
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// 遮罩层点击关闭
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$modal?.addEventListener('click', (e) => {
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if (e.target === $modal) closeGuestbookModal();
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});
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// Tab 切换
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$tabs.forEach(btn => {
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btn.addEventListener('click', () => {
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const tab = btn.getAttribute('data-guestbook-tab') || 'public';
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closeWriteForm();
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loadGuestbookMessages(tab, 1);
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});
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});
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// 写留言按钮
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$writeBtn?.addEventListener('click', () => {
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if ($writeForm.classList.contains('active')) {
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closeWriteForm();
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} else {
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openWriteForm('');
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}
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});
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// 表单取消
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document.querySelector('[data-gb-form-cancel]')?.addEventListener('click', closeWriteForm);
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// 表单提交
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$form?.addEventListener('submit', submitGuestbookForm);
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// 回复TA / 删除 — 事件委托
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$list?.addEventListener('click', (e) => {
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const replyBtn = e.target.closest('[data-gb-reply]');
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if (replyBtn) {
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const who = replyBtn.getAttribute('data-gb-reply');
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openWriteForm(who);
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return;
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}
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const deleteBtn = e.target.closest('[data-gb-delete]');
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if (deleteBtn) {
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const id = deleteBtn.getAttribute('data-gb-delete');
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deleteMessage(id);
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return;
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}
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});
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// 分页
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$prevBtn?.addEventListener('click', () => {
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if (gbCurrentPage > 1) {
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closeWriteForm();
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loadGuestbookMessages(gbCurrentTab, gbCurrentPage - 1);
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}
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});
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$nextBtn?.addEventListener('click', () => {
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if (gbCurrentPage < gbTotalPages) {
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closeWriteForm();
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loadGuestbookMessages(gbCurrentTab, gbCurrentPage + 1);
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}
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});
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// ESC 关闭
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document.addEventListener('keydown', (e) => {
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if (e.key === 'Escape' && $modal?.style.display === 'flex') {
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closeGuestbookModal();
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}
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});
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}
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// ── 工具函数 ──
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function escapeHtml(str) {
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if (!str) return '';
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const div = document.createElement('div');
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div.textContent = str;
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return div.innerHTML;
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}
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function escapeAttr(str) {
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if (!str) return '';
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return str.replace(/&/g, '&').replace(/"/g, '"').replace(/'/g, ''');
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}
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function nl2br(str) {
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if (!str) return '';
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return str.replace(/\n/g, '<br>');
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}
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