add new chat logic and message service
This commit is contained in:
JCEEE
@@ -0,0 +1,353 @@
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<script lang="ts">
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import { onMount } from 'svelte';
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import { chatStore } from '$lib/stores/chat.svelte';
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import { chatIcon, sendIcon } from './icons';
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import { formatWeekday, formatHumanDate } from '$lib/format';
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let { role = 'child' }: { role?: string } = $props();
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let draft = $state('');
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let sending = $state(false);
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let error = $state('');
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let container: HTMLDivElement | undefined = $state();
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let idleTimer: ReturnType<typeof setTimeout> | undefined;
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const isOwn = (msg: any) => msg.authorId === chatStore.actorId;
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function scrollToBottom(instant = false) {
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if (!container) return;
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container.scrollTo({
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top: container.scrollHeight,
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behavior: instant ? 'auto' : 'smooth'
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});
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}
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$effect(() => {
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const n = chatStore.messages.length;
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if (n > 0) {
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const last = chatStore.messages[n - 1];
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// Only auto-scroll when the newest message is ours, or on open.
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if (isOwn(last) || chatStore.open) scrollToBottom(true);
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}
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});
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async function send() {
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const text = draft.trim();
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if (!text || sending) return;
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sending = true;
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error = '';
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draft = '';
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clearIdle();
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chatStore.setTyping(false).catch(() => {});
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try {
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await chatStore.send(text);
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scrollToBottom(true);
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} catch {
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error = 'Could not send. Try again.';
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} finally {
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sending = false;
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requestAnimationFrame(() => scrollToBottom(true));
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}
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}
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function onInput() {
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chatStore.setTyping(true).catch(() => {});
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clearIdle();
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idleTimer = setTimeout(() => {
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chatStore.setTyping(false).catch(() => {});
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}, 2500);
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}
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function clearIdle() {
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if (idleTimer) clearTimeout(idleTimer);
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idleTimer = undefined;
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}
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function onClose() {
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clearIdle();
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chatStore.setTyping(false).catch(() => {});
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chatStore.closeChat();
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}
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function insertMention(name: string) {
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draft = draft.trimEnd();
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draft = (draft ? draft + ' ' : '') + '@' + name + ' ';
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}
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// Render content, wrapping @mentions in a styled token.
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function renderContent(text: string) {
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const segs: { text: string; mention: boolean }[] = [];
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const re = /(@[A-Za-z0-9_.-]+)/g;
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let last = 0;
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let m: RegExpExecArray | null;
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while ((m = re.exec(text)) !== null) {
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if (m.index > last) segs.push({ text: text.slice(last, m.index), mention: false });
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segs.push({ text: m[1], mention: true });
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last = m.index + m[0].length;
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}
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if (last < text.length) segs.push({ text: text.slice(last), mention: false });
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return segs;
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}
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onMount(() => {
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requestAnimationFrame(() => scrollToBottom(true));
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});
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</script>
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<div class="chat-panel" class:open={chatStore.open}>
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<div class="chat-head">
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<span class="chat-title">Family Chat</span>
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<button class="chat-close" onclick={onClose} aria-label="Close chat">✕</button>
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</div>
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<div class="chat-messages" bind:this={container}>
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{#if chatStore.messages.length === 0}
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<p class="chat-empty">No messages yet. Say hi! 👋</p>
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{:else}
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{#each chatStore.messages as msg (msg.id)}
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<div class="msg-row" class:own={isOwn(msg)}>
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{#if !isOwn(msg)}
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<span class="avatar" style="background:{msg.authorColor || '#6366f1'}">
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{msg.authorName?.charAt(0).toUpperCase()}
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</span>
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{/if}
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<div class="bubble-wrap">
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{#if !isOwn(msg)}
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<span class="msg-author">{msg.authorName}</span>
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{/if}
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<div class="bubble">
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{#each renderContent(msg.content) as seg (msg.id + ':' + seg.text)}
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{#if seg.mention}
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<button class="mention" onclick={() => insertMention(seg.text.slice(1))}
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>{seg.text}</button
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>
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{:else}
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{seg.text}
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{/if}
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{/each}
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<span class="msg-time">{formatWeekday(msg.createdAt)}</span>
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</div>
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</div>
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</div>
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{/each}
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{/if}
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</div>
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<div class="chat-typing">
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{#if chatStore.typingNames.length > 0}
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<span class="typing-text">
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{chatStore.typingNames.join(', ')}
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{chatStore.typingNames.length === 1 ? 'is' : 'are'} typing…
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</span>
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{:else}
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<span class="typing-text"></span>
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{/if}
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</div>
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<div class="chat-composer">
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{#if error}<div class="chat-error">{error}</div>{/if}
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<input
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type="text"
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class="chat-input"
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placeholder="Message the family…"
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bind:value={draft}
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oninput={onInput}
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onkeydown={(e) => {
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if (e.key === 'Enter' && !e.shiftKey) {
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e.preventDefault();
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send();
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}
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}}
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disabled={sending}
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/>
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<button class="chat-send" onclick={send} disabled={sending || !draft.trim()} aria-label="Send">
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{@html sendIcon}
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</button>
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</div>
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</div>
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<style>
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.chat-panel {
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position: fixed;
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top: 0;
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right: 0;
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height: 100dvh;
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width: 500px;
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background: #fff;
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border-left: 1px solid #e5e7eb;
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display: flex;
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flex-direction: column;
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z-index: 110;
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transform: translateX(100%);
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transition: transform 0.25s ease;
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box-shadow: -8px 0 24px rgba(0, 0, 0, 0.08);
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}
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.chat-panel.open {
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transform: translateX(0);
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}
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/* Mobile: full-screen fixed layer. */
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@media (max-width: 767.98px) {
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.chat-panel {
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width: 100vw;
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}
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}
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.chat-head {
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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: 0.85rem 1.25rem;
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border-bottom: 1px solid #e5e7eb;
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background: #4338ca;
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color: #fff;
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}
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.chat-title {
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font-weight: 700;
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font-size: 1rem;
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}
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.chat-close {
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background: none;
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border: none;
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color: #c7d2fe;
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font-size: 1.1rem;
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cursor: pointer;
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padding: 0.25rem 0.5rem;
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}
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.chat-close:hover {
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color: #fff;
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}
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.chat-messages {
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flex: 1;
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overflow-y: auto;
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padding: 1rem 1.25rem;
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display: flex;
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flex-direction: column;
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gap: 0.6rem;
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}
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.chat-empty {
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color: #9ca3af;
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text-align: center;
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margin-top: 3rem;
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}
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.msg-row {
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display: flex;
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align-items: flex-end;
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gap: 0.5rem;
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}
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.msg-row.own {
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justify-content: flex-end;
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}
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.avatar {
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width: 28px;
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height: 28px;
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border-radius: 50%;
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color: #fff;
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display: flex;
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align-items: center;
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justify-content: center;
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font-size: 0.8rem;
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font-weight: 700;
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flex-shrink: 0;
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}
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.bubble-wrap {
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max-width: 72%;
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display: flex;
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flex-direction: column;
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}
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.msg-row.own .bubble-wrap {
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align-items: flex-end;
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}
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.msg-author {
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font-size: 0.72rem;
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color: #6b7280;
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margin: 0 0 0.15rem 0.35rem;
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font-weight: 600;
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}
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.bubble {
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background: #f3f4f6;
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border-radius: 14px;
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border-bottom-left-radius: 4px;
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padding: 0.5rem 0.75rem;
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font-size: 0.9rem;
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color: #111827;
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line-height: 1.4;
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word-break: break-word;
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position: relative;
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}
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.msg-row.own .bubble {
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background: #6366f1;
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color: #fff;
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border-bottom-left-radius: 14px;
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border-bottom-right-radius: 4px;
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}
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.msg-time {
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display: block;
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font-size: 0.62rem;
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color: #9ca3af;
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margin-top: 0.25rem;
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text-align: right;
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text-transform: capitalize;
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}
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.msg-row.own .msg-time {
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color: rgba(255, 255, 255, 0.7);
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}
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.mention {
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background: #ede9fe;
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color: #6d28d9;
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border: none;
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border-radius: 6px;
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padding: 0 0.25rem;
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font-weight: 600;
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font-size: 0.85rem;
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cursor: pointer;
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}
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.chat-typing {
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min-height: 1.5rem;
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padding: 0 1.25rem;
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}
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.typing-text {
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font-size: 0.75rem;
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color: #6b7280;
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font-style: italic;
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}
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.chat-composer {
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display: flex;
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gap: 0.5rem;
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padding: 0.75rem 1.25rem 1rem;
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border-top: 1px solid #e5e7eb;
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align-items: center;
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}
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.chat-error {
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position: absolute;
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bottom: 4.5rem;
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color: #dc2626;
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font-size: 0.75rem;
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}
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.chat-input {
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flex: 1;
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padding: 0.6rem 0.9rem;
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border: 1px solid #d1d5db;
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border-radius: 999px;
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font-size: 0.9rem;
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outline: none;
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}
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.chat-input:focus {
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border-color: #6366f1;
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}
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.chat-send {
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width: 40px;
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height: 40px;
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border-radius: 50%;
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border: none;
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background: #6366f1;
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color: #fff;
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display: flex;
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align-items: center;
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justify-content: center;
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cursor: pointer;
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flex-shrink: 0;
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}
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.chat-send:disabled {
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opacity: 0.5;
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cursor: default;
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}
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</style>
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@@ -9,3 +9,5 @@ export const prefsIcon = '<svg width="18" height="18" viewBox="0 0 24 24" fill="
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export const chevronLeft = '<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><polyline points="15 18 9 12 15 6"/></svg>'
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export const chevronRight = '<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><polyline points="9 18 15 12 9 6"/></svg>'
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export const bellIcon = '<svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M18 8A6 6 0 006 8c0 7-3 9-3 9h18s-3-2-3-9"/><path d="M13.73 21a2 2 0 01-3.46 0"/></svg>'
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export const chatIcon = '<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M21 15a2 2 0 01-2 2H7l-4 4V5a2 2 0 012-2h14a2 2 0 012 2z"/></svg>'
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export const sendIcon = '<svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><line x1="22" y1="2" x2="11" y2="13"/><polygon points="22 2 15 22 11 13 2 9 22 2"/></svg>'
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@@ -6,3 +6,4 @@ export { default as Card } from './Card.svelte';
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export { default as CardGrid } from './CardGrid.svelte';
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export { default as Button } from './Button.svelte';
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export { default as Accordion } from './Accordion.svelte';
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export { default as Chat } from './Chat.svelte';
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