363 lines
8.7 KiB
TypeScript
363 lines
8.7 KiB
TypeScript
/**
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* <rstack-share-panel> — Share button with dropdown panel.
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*
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* Shows a share icon in the header. Click opens a dropdown with:
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* - QR code for the current page URL
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* - Copyable link input
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* - Email invite form (POST /api/spaces/:slug/invite)
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*
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* Attributes:
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* share-url — Override the URL to share (defaults to window.location.href)
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*/
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export class RStackSharePanel extends HTMLElement {
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#shadow: ShadowRoot;
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#open = false;
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constructor() {
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super();
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this.#shadow = this.attachShadow({ mode: "open" });
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}
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connectedCallback() {
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this.#render();
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}
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get #shareUrl(): string {
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return this.getAttribute("share-url") || window.location.href;
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}
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get #spaceSlug(): string {
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return document.body?.dataset?.spaceSlug || "";
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}
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#togglePanel() {
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this.#open = !this.#open;
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this.#render();
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}
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async #copyUrl() {
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try {
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await navigator.clipboard.writeText(this.#shareUrl);
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const btn = this.#shadow.getElementById("copy-btn");
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if (btn) {
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btn.textContent = "Copied!";
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setTimeout(() => { btn.textContent = "Copy"; }, 2000);
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}
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} catch { /* clipboard unavailable */ }
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}
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async #sendInvite() {
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const input = this.#shadow.getElementById("email-input") as HTMLInputElement;
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const status = this.#shadow.getElementById("email-status");
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if (!input || !status) return;
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const email = input.value.trim();
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if (!email) return;
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const slug = this.#spaceSlug;
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if (!slug) {
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status.textContent = "No space context";
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status.style.color = "#ef4444";
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setTimeout(() => { status.textContent = ""; }, 3000);
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return;
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}
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status.textContent = "Sending...";
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status.style.color = "";
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try {
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const res = await fetch(`/api/spaces/${slug}/invite`, {
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method: "POST",
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headers: { "Content-Type": "application/json" },
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body: JSON.stringify({ email, shareUrl: this.#shareUrl }),
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});
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if (res.ok) {
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status.textContent = "Invite sent!";
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status.style.color = "#10b981";
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input.value = "";
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} else {
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status.textContent = "Failed to send";
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status.style.color = "#ef4444";
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}
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} catch {
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status.textContent = "Failed to send";
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status.style.color = "#ef4444";
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}
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setTimeout(() => { status.textContent = ""; }, 4000);
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}
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#render() {
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const url = this.#shareUrl;
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const qrSrc = `https://api.qrserver.com/v1/create-qr-code/?size=180x180&data=${encodeURIComponent(url)}`;
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let panelHTML = "";
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if (this.#open) {
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panelHTML = `
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<div class="panel">
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<div class="panel-header">
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<span class="panel-title">Share</span>
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<button class="close-btn" id="close-btn">×</button>
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</div>
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<div class="panel-body">
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<div class="section qr-section">
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<img src="${qrSrc}" width="180" height="180" alt="QR Code">
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</div>
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<div class="section link-row">
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<input id="url-input" type="text" readonly value="${url.replace(/"/g, """)}">
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<button id="copy-btn" class="btn-teal">Copy</button>
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</div>
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<div class="section">
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<label>Invite by email</label>
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<div class="email-row">
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<input id="email-input" type="email" placeholder="friend@example.com">
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<button id="send-btn" class="btn-blue">Send</button>
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</div>
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<div id="email-status" class="email-status"></div>
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</div>
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</div>
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</div>
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`;
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}
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this.#shadow.innerHTML = `
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<style>${STYLES}</style>
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<div class="share-wrapper">
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<button class="share-btn" id="share-toggle" aria-label="Share this page">
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<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
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<path d="M4 12v8a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2v-8"/>
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<polyline points="16 6 12 2 8 6"/>
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<line x1="12" y1="2" x2="12" y2="15"/>
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</svg>
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</button>
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${panelHTML}
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</div>
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`;
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// ── Event listeners ──
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this.#shadow.getElementById("share-toggle")?.addEventListener("click", (e) => {
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e.stopPropagation();
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this.#togglePanel();
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});
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this.#shadow.getElementById("close-btn")?.addEventListener("click", (e) => {
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e.stopPropagation();
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this.#open = false;
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this.#render();
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});
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this.#shadow.getElementById("copy-btn")?.addEventListener("click", (e) => {
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e.stopPropagation();
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this.#copyUrl();
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});
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this.#shadow.getElementById("send-btn")?.addEventListener("click", (e) => {
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e.stopPropagation();
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this.#sendInvite();
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});
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// Enter key on email input triggers send
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this.#shadow.getElementById("email-input")?.addEventListener("keydown", (e) => {
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if ((e as KeyboardEvent).key === "Enter") {
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e.stopPropagation();
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this.#sendInvite();
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}
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});
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// Stop propagation from panel clicks
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this.#shadow.querySelector(".panel")?.addEventListener("click", (e) => e.stopPropagation());
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// Close on outside click
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if (this.#open) {
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document.addEventListener("click", () => {
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if (this.#open) {
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this.#open = false;
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this.#render();
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}
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}, { once: true });
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}
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}
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static define(tag = "rstack-share-panel") {
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if (!customElements.get(tag)) customElements.define(tag, RStackSharePanel);
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}
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}
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// ============================================================================
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// STYLES
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// ============================================================================
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const STYLES = `
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:host {
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display: inline-flex;
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align-items: center;
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}
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.share-wrapper {
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position: relative;
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}
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.share-btn {
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background: none;
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border: none;
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color: var(--rs-text-muted, #94a3b8);
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cursor: pointer;
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padding: 6px;
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border-radius: 8px;
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display: flex;
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align-items: center;
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justify-content: center;
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transition: color 0.15s, background 0.15s;
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}
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.share-btn:hover {
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color: var(--rs-text-primary, #e2e8f0);
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background: var(--rs-bg-hover, rgba(255,255,255,0.05));
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}
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.panel {
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position: absolute;
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top: 100%;
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right: 0;
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margin-top: 8px;
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width: 320px;
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border-radius: 10px;
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background: var(--rs-bg-surface, #1e293b);
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border: 1px solid var(--rs-border, rgba(255,255,255,0.1));
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box-shadow: var(--rs-shadow-lg, 0 8px 30px rgba(0,0,0,0.3));
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z-index: 200;
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overflow: hidden;
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}
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.panel-header {
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display: flex;
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align-items: center;
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justify-content: space-between;
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padding: 12px 16px;
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border-bottom: 1px solid var(--rs-border, rgba(255,255,255,0.1));
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}
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.panel-title {
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font-size: 0.875rem;
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font-weight: 600;
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color: var(--rs-text-primary, #e2e8f0);
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}
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.close-btn {
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background: none;
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border: none;
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font-size: 18px;
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color: var(--rs-text-muted, #94a3b8);
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cursor: pointer;
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padding: 0 4px;
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line-height: 1;
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}
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.close-btn:hover {
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color: var(--rs-text-primary, #e2e8f0);
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}
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.panel-body {
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padding: 0;
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}
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.section {
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padding: 12px 16px;
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border-bottom: 1px solid var(--rs-border, rgba(255,255,255,0.1));
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}
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.section:last-child {
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border-bottom: none;
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}
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.qr-section {
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text-align: center;
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}
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.qr-section img {
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border-radius: 8px;
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}
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.link-row {
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display: flex;
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gap: 8px;
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align-items: center;
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}
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.link-row input {
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flex: 1;
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padding: 6px 10px;
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border: 1px solid var(--rs-border, rgba(255,255,255,0.1));
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border-radius: 6px;
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font-size: 12px;
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color: var(--rs-text-primary, #e2e8f0);
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background: var(--rs-bg-hover, rgba(255,255,255,0.05));
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outline: none;
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min-width: 0;
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}
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.link-row input:focus {
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border-color: #14b8a6;
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}
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label {
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display: block;
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font-size: 12px;
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color: var(--rs-text-muted, #94a3b8);
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margin-bottom: 8px;
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}
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.email-row {
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display: flex;
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gap: 8px;
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align-items: center;
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}
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.email-row input {
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flex: 1;
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padding: 6px 10px;
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border: 1px solid var(--rs-border, rgba(255,255,255,0.1));
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border-radius: 6px;
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font-size: 12px;
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color: var(--rs-text-primary, #e2e8f0);
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background: var(--rs-bg-hover, rgba(255,255,255,0.05));
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outline: none;
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min-width: 0;
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}
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.email-row input:focus {
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border-color: #14b8a6;
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}
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.email-status {
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font-size: 11px;
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margin-top: 6px;
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min-height: 16px;
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}
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.btn-teal {
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padding: 6px 14px;
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border: none;
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border-radius: 6px;
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background: #14b8a6;
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color: white;
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font-size: 12px;
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font-weight: 600;
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cursor: pointer;
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white-space: nowrap;
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transition: background 0.15s;
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}
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.btn-teal:hover {
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background: #0d9488;
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}
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.btn-blue {
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padding: 6px 14px;
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border: none;
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border-radius: 6px;
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background: #3b82f6;
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color: white;
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font-size: 12px;
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font-weight: 600;
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cursor: pointer;
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white-space: nowrap;
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transition: background 0.15s;
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}
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.btn-blue:hover {
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background: #2563eb;
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}
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`;
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