215 lines
7.5 KiB
JavaScript
215 lines
7.5 KiB
JavaScript
// 聊天室居中大卡片通知组件，提供 window.chatBanner.show/close 兼容入口。
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const DEFAULT_BANNER_ID = "chat-banner-default";
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const BANNER_KEYFRAMES_ID = "appoint-keyframes";
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/**
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* 将任意文本转为 HTML 安全文本。
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*
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* @param {unknown} text
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* @returns {string}
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*/
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function escapeBannerText(text) {
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return String(text ?? "")
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.replace(/&/g, "&")
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.replace(/</g, "<")
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.replace(/>/g, ">")
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.replace(/"/g, """)
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.replace(/'/g, "'");
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}
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/**
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* 将多行纯文本转为带换行的安全 HTML。
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*
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* @param {unknown} text
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* @returns {string}
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*/
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function renderMultilineText(text) {
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return escapeBannerText(text).replace(/\n/g, "<br>");
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}
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/**
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* 注入 Banner 入场与退场动画，避免重复创建 style 节点。
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*
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* @returns {void}
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*/
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function ensureBannerKeyframes() {
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if (document.getElementById(BANNER_KEYFRAMES_ID)) {
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return;
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}
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const style = document.createElement("style");
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style.id = BANNER_KEYFRAMES_ID;
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style.textContent = `
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@keyframes appoint-pop {
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0% { opacity: 0; transform: translate(-50%,-50%) scale(0.5); }
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70% { transform: translate(-50%,-50%) scale(1.05); }
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100% { opacity: 1; transform: translate(-50%,-50%) scale(1); }
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}
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@keyframes appoint-fade-out {
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from { opacity: 1; }
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to { opacity: 0; transform: translate(-50%,-50%) scale(0.9); }
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}
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`;
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document.head.appendChild(style);
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}
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/**
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* 播放大卡片退场动画，并在动画后移除节点。
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*
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* @param {HTMLElement} banner
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* @returns {void}
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*/
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function closeBannerElement(banner) {
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banner.style.animation = "appoint-fade-out 0.5s ease forwards";
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window.setTimeout(() => banner.remove(), 500);
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}
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/**
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* 生成大卡片按钮 HTML。
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*
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* @param {Array<object>} buttons
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* @returns {string}
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*/
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function renderButtons(buttons) {
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if (buttons.length === 0) {
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return "";
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}
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const buttonItems = buttons.map((button, index) => `
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<button data-banner-btn="${index}"
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style="background:${button.color || "#10b981"}; color:#fff; border:none; border-radius:8px;
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padding:8px 20px; font-size:13px; font-weight:bold; cursor:pointer;
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box-shadow:0 4px 12px rgba(0,0,0,0.25);">
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${escapeBannerText(button.label || "确定")}
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</button>
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`).join("");
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return `<div style="margin-top:18px; display:flex; gap:10px; justify-content:center;">${buttonItems}</div>`;
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}
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/**
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* 创建全局大卡片通知 API。
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*
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* @returns {{show: Function, close: Function}}
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*/
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function createChatBanner() {
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return {
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/**
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* 显示居中大卡片通知。
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*
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* @param {object} options
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* @param {string} [options.id] 同 ID 会替换旧弹窗
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* @param {string} [options.icon] Emoji 图标
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* @param {string} [options.title] 小标题
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* @param {string} [options.name] 大名字行
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* @param {string} [options.body] 主内容纯文本
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* @param {string} [options.sub] 副内容纯文本
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* @param {string[]} [options.gradient] 渐变颜色
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* @param {string} [options.titleColor] 小标题颜色
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* @param {number} [options.autoClose] 自动关闭毫秒，0 表示不自动关闭
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* @param {Array<{label: string, color?: string, onClick?: Function}>} [options.buttons] 操作按钮
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* @returns {void}
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*/
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show(options = {}) {
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ensureBannerKeyframes();
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window.chatSound?.ding?.();
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const id = options.id || DEFAULT_BANNER_ID;
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const gradient = (options.gradient || ["#4f46e5", "#7c3aed", "#db2777"]).join(", ");
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const titleColor = options.titleColor || "#fde68a";
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const autoClose = options.autoClose ?? 5000;
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const buttons = Array.isArray(options.buttons) ? options.buttons : [];
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const hasButtons = buttons.length > 0;
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// 同 ID 弹窗只保留最新一条，避免任命、红包等通知堆叠遮挡。
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document.getElementById(id)?.remove();
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const banner = document.createElement("div");
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banner.id = id;
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banner.style.cssText = `
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position: fixed; top: 50%; left: 50%; transform: translate(-50%,-50%);
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z-index: 99999; text-align: center;
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animation: appoint-pop 0.5s cubic-bezier(0.175,0.885,0.32,1.275);
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${hasButtons ? "pointer-events: auto;" : "pointer-events: none;"}
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`;
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banner.innerHTML = `
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<div style="background: linear-gradient(135deg, ${gradient});
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border-radius: 20px; padding: 28px 44px;
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box-shadow: 0 20px 60px rgba(0,0,0,0.4);
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border: 2px solid rgba(255,255,255,0.25); backdrop-filter: blur(8px);
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min-width: 260px;">
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${options.icon ? `<div style="font-size:40px; margin-bottom:8px;">${escapeBannerText(options.icon)}</div>` : ""}
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${options.title ? `<div style="color:${titleColor}; font-size:13px; font-weight:bold; letter-spacing:3px; margin-bottom:12px;">
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══ ${escapeBannerText(options.title)} ══
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</div>` : ""}
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${options.name ? `<div style="color:white; font-size:22px; font-weight:900; text-shadow:0 2px 8px rgba(0,0,0,0.3);">
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${escapeBannerText(options.name)}
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</div>` : ""}
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${options.body ? `<div style="color:rgba(255,255,255,0.9); font-size:14px; margin-top:10px;">${renderMultilineText(options.body)}</div>` : ""}
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${options.sub ? `<div style="color:rgba(255,255,255,0.6); font-size:12px; margin-top:6px;">${renderMultilineText(options.sub)}</div>` : ""}
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${renderButtons(buttons)}
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<div style="color:rgba(255,255,255,0.35); font-size:11px; margin-top:14px;">
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${new Date().toLocaleTimeString("zh-CN")}
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</div>
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</div>
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`;
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document.body.appendChild(banner);
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buttons.forEach((button, index) => {
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const element = banner.querySelector(`[data-banner-btn="${index}"]`);
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if (!element) {
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return;
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}
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element.addEventListener("click", () => {
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if (typeof button.onClick === "function") {
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button.onClick(element, () => closeBannerElement(banner));
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return;
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}
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closeBannerElement(banner);
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});
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});
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if (autoClose > 0) {
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window.setTimeout(() => {
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if (document.getElementById(id)) {
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closeBannerElement(banner);
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}
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}, autoClose);
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}
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},
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/**
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* 关闭指定 ID 的大卡片通知。
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*
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* @param {string} [id]
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* @returns {void}
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*/
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close(id) {
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const banner = document.getElementById(id || DEFAULT_BANNER_ID);
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if (!banner) {
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return;
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}
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closeBannerElement(banner);
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},
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};
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}
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/**
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* 绑定全局大卡片通知 API。
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*
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* @returns {void}
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*/
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export function bindChatBanner() {
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if (typeof document === "undefined" || window.chatBanner) {
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return;
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}
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window.chatBanner = createChatBanner();
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}
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