feat(web): add web demo and polish Lit web components UI and demo tooling

This commit is contained in:
2026-03-07 08:15:23 +00:00
parent dd04edb420
commit 54f9cea7f9
15 changed files with 994 additions and 100 deletions
+8
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@@ -0,0 +1,8 @@
/**
* autocreated commitinfo by @push.rocks/commitinfo
*/
export const commitinfo = {
name: '@push.rocks/smartchat',
version: '0.1.0',
description: 'Interactive chat interfaces for AI agents — CLI TUI and web components, built on @push.rocks/smartagent.'
}
+101 -33
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@@ -16,51 +16,100 @@ export class SmartchatInput extends LitElement {
display: block;
}
.input-row {
.input-wrap {
display: flex;
align-items: center;
align-items: flex-end;
gap: 8px;
padding: 8px;
background: var(--smartchat-input-bg, #1f2937);
border-radius: 8px;
border: 1px solid var(--smartchat-input-border, #374151);
padding: 10px 12px;
background: rgba(255, 255, 255, 0.04);
border-radius: 16px;
border: 1px solid rgba(255, 255, 255, 0.07);
transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.input-row:focus-within {
border-color: var(--smartchat-input-focus, #6366f1);
.input-wrap:focus-within {
border-color: rgba(99, 102, 241, 0.45);
box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.08);
}
input {
.input-wrap.disabled {
opacity: 0.45;
pointer-events: none;
}
textarea {
flex: 1;
background: transparent;
border: none;
outline: none;
color: var(--smartchat-input-text, #e5e7eb);
color: #e4e4e7;
font-size: 14px;
font-family: inherit;
line-height: 1.5;
resize: none;
min-height: 22px;
max-height: 110px;
padding: 2px 0;
}
input::placeholder {
color: var(--smartchat-input-placeholder, #6b7280);
textarea::placeholder {
color: rgba(255, 255, 255, 0.22);
}
button {
background: var(--smartchat-send-bg, #6366f1);
color: var(--smartchat-send-text, #fff);
.send-btn {
width: 32px;
height: 32px;
border-radius: 50%;
border: none;
border-radius: 6px;
padding: 6px 16px;
background: linear-gradient(135deg, #6366f1, #7c3aed);
color: #fff;
cursor: pointer;
font-size: 14px;
display: flex;
align-items: center;
justify-content: center;
flex-shrink: 0;
transition: transform 0.12s ease, opacity 0.12s ease, box-shadow 0.12s ease;
box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}
button:hover {
opacity: 0.9;
.send-btn:hover:not(:disabled) {
transform: scale(1.08);
box-shadow: 0 3px 12px rgba(99, 102, 241, 0.45);
}
button:disabled {
opacity: 0.5;
cursor: not-allowed;
.send-btn:active:not(:disabled) {
transform: scale(0.94);
}
.send-btn:disabled {
opacity: 0.25;
cursor: default;
box-shadow: none;
}
.send-btn svg {
width: 15px;
height: 15px;
}
.hint {
display: flex;
justify-content: flex-end;
padding: 5px 2px 0;
}
.hint-text {
font-size: 10.5px;
color: rgba(255, 255, 255, 0.13);
}
kbd {
padding: 0 3px;
border-radius: 3px;
background: rgba(255, 255, 255, 0.05);
border: 1px solid rgba(255, 255, 255, 0.07);
font-family: inherit;
font-size: 10px;
}
`;
@@ -71,13 +120,17 @@ export class SmartchatInput extends LitElement {
}
private handleKeydown(e: KeyboardEvent) {
if (e.key === 'Enter' && !e.shiftKey && this.value.trim()) {
if (e.key === 'Enter' && !e.shiftKey) {
e.preventDefault();
this.submit();
}
}
private handleInput(e: Event) {
this.value = (e.target as HTMLInputElement).value;
const textarea = e.target as HTMLTextAreaElement;
this.value = textarea.value;
textarea.style.height = 'auto';
textarea.style.height = Math.min(textarea.scrollHeight, 110) + 'px';
}
private submit() {
@@ -90,25 +143,40 @@ export class SmartchatInput extends LitElement {
}),
);
this.value = '';
const input = this.shadowRoot?.querySelector('input');
if (input) input.value = '';
const textarea = this.shadowRoot?.querySelector('textarea');
if (textarea) {
textarea.value = '';
textarea.style.height = 'auto';
}
}
render(): TemplateResult {
const canSend = !this.disabled && !!this.value.trim();
return html`
<div class="input-row">
<input
type="text"
<div class="input-wrap ${this.disabled ? 'disabled' : ''}">
<textarea
rows="1"
.value=${this.value}
@input=${this.handleInput}
@keydown=${this.handleKeydown}
placeholder=${this.disabled ? 'Waiting for response...' : this.placeholder}
?disabled=${this.disabled}
/>
<button @click=${this.submit} ?disabled=${this.disabled}>
Send
></textarea>
<button
class="send-btn"
@click=${this.submit}
?disabled=${!canSend}
aria-label="Send message"
>
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round">
<line x1="12" y1="19" x2="12" y2="5"></line>
<polyline points="5 12 12 5 19 12"></polyline>
</svg>
</button>
</div>
<div class="hint">
<span class="hint-text"><kbd>Enter</kbd> send · <kbd>Shift+Enter</kbd> new line</span>
</div>
`;
}
}
+138 -31
View File
@@ -5,54 +5,138 @@ export class SmartchatMessage extends LitElement {
declare role: 'user' | 'assistant' | 'tool';
declare content: string;
declare toolName: string;
declare timestamp: number;
static properties = {
role: { type: String },
content: { type: String },
toolName: { type: String },
timestamp: { type: Number },
};
static styles: CSSResult = css`
:host {
display: block;
margin-bottom: 8px;
animation: msg-in 0.3s ease-out both;
}
.message {
padding: 8px 12px;
border-radius: 8px;
max-width: 85%;
word-wrap: break-word;
@keyframes msg-in {
from {
opacity: 0;
transform: translateY(6px);
}
to {
opacity: 1;
transform: translateY(0);
}
}
/* ── Message Row ── */
.row {
display: flex;
gap: 10px;
align-items: flex-end;
margin-bottom: 4px;
}
.row.user {
justify-content: flex-end;
}
.row.assistant {
justify-content: flex-start;
}
/* ── Avatar ── */
.avatar {
width: 28px;
height: 28px;
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
font-size: 12px;
flex-shrink: 0;
line-height: 1;
}
.avatar.user {
background: linear-gradient(135deg, #3b82f6, #2563eb);
color: #fff;
order: 2;
}
.avatar.assistant {
background: linear-gradient(135deg, #6366f1, #7c3aed);
color: #fff;
}
/* ── Bubble ── */
.bubble {
padding: 10px 14px;
border-radius: 18px;
word-break: break-word;
white-space: pre-wrap;
font-size: 14px;
line-height: 1.55;
max-width: min(75%, 480px);
}
.user {
background: var(--smartchat-user-bubble, #2563eb);
color: var(--smartchat-user-text, #fff);
margin-left: auto;
border-bottom-right-radius: 2px;
.bubble.user {
background: linear-gradient(135deg, #3b82f6, #2563eb);
color: #fff;
border-bottom-right-radius: 6px;
}
.assistant {
background: var(--smartchat-assistant-bubble, #374151);
color: var(--smartchat-assistant-text, #e5e7eb);
margin-right: auto;
border-bottom-left-radius: 2px;
.bubble.assistant {
background: var(--smartchat-assistant-bg, #1e1e2e);
border: 1px solid var(--smartchat-assistant-border, rgba(255, 255, 255, 0.08));
color: var(--smartchat-assistant-text, #d1d5db);
border-bottom-left-radius: 6px;
}
.tool {
background: var(--smartchat-tool-bubble, #1e293b);
color: var(--smartchat-tool-text, #94a3b8);
margin-right: auto;
font-size: 0.85em;
font-family: monospace;
border-left: 3px solid var(--smartchat-tool-accent, #6366f1);
/* ── Tool ── */
.tool-row {
display: flex;
justify-content: flex-start;
padding: 2px 0 2px 38px;
}
.tool-pill {
display: inline-flex;
align-items: center;
gap: 6px;
padding: 4px 10px;
background: rgba(99, 102, 241, 0.1);
border: 1px solid rgba(99, 102, 241, 0.15);
border-radius: 20px;
font-size: 11px;
font-family: 'SF Mono', 'Fira Code', ui-monospace, monospace;
color: #a5b4fc;
}
.tool-icon {
font-size: 10px;
}
.tool-name {
font-weight: bold;
margin-bottom: 4px;
color: var(--smartchat-tool-accent, #6366f1);
font-weight: 600;
}
/* ── Timestamp ── */
.time-row {
padding: 1px 38px 6px;
font-size: 10px;
color: rgba(255, 255, 255, 0.2);
font-variant-numeric: tabular-nums;
}
.time-row.user {
text-align: right;
}
.time-row.assistant {
text-align: left;
}
`;
@@ -61,16 +145,39 @@ export class SmartchatMessage extends LitElement {
this.role = 'user';
this.content = '';
this.toolName = '';
this.timestamp = 0;
}
private formatTime(ts: number): string {
if (!ts) return '';
const d = new Date(ts);
return d.toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' });
}
render(): TemplateResult {
if (this.role === 'tool') {
return html`
<div class="tool-row">
<div class="tool-pill">
<span class="tool-icon">⚡</span>
<span class="tool-name">${this.toolName || 'tool'}</span>
</div>
</div>
`;
}
return html`
<div class="message ${this.role}">
${this.role === 'tool' && this.toolName
? html`<div class="tool-name">${this.toolName}</div>`
: ''}
<div>${this.content}</div>
<div class="row ${this.role}">
<div class="avatar ${this.role}">
${this.role === 'user' ? '⬆' : '✦'}
</div>
<div class="bubble ${this.role}">
${this.content}
</div>
</div>
${this.timestamp
? html`<div class="time-row ${this.role}">${this.formatTime(this.timestamp)}</div>`
: ''}
`;
}
}
+254 -34
View File
@@ -7,11 +7,13 @@ interface IDisplayMessage {
role: 'user' | 'assistant' | 'tool';
content: string;
toolName?: string;
timestamp?: number;
}
export class SmartchatWindow extends LitElement {
declare chatSession: ChatSession;
declare placeholder: string;
declare headerTitle: string;
private messages: IDisplayMessage[] = [];
private busy = false;
private streamingText = '';
@@ -19,6 +21,7 @@ export class SmartchatWindow extends LitElement {
static properties = {
chatSession: { attribute: false },
placeholder: { type: String },
headerTitle: { type: String, attribute: 'header-title' },
};
static styles: CSSResult = css`
@@ -26,63 +29,244 @@ export class SmartchatWindow extends LitElement {
display: flex;
flex-direction: column;
height: 100%;
background: var(--smartchat-bg, #111827);
color: var(--smartchat-text, #e5e7eb);
font-family: var(--smartchat-font, system-ui, -apple-system, sans-serif);
border-radius: var(--smartchat-radius, 12px);
background: var(--smartchat-bg, #0c0c14);
color: var(--smartchat-text, #e4e4e7);
font-family: var(--smartchat-font, 'Inter', system-ui, -apple-system, sans-serif);
font-size: 14px;
line-height: 1.6;
border-radius: var(--smartchat-radius, 16px);
overflow: hidden;
}
.message-list {
flex: 1;
overflow-y: auto;
padding: 16px;
/* ── Header ── */
.header {
display: flex;
flex-direction: column;
gap: 4px;
align-items: center;
gap: 12px;
padding: 14px 20px;
background: var(--smartchat-header-bg, rgba(255, 255, 255, 0.025));
border-bottom: 1px solid rgba(255, 255, 255, 0.06);
flex-shrink: 0;
}
.empty-state {
.header-icon {
width: 34px;
height: 34px;
border-radius: 50%;
background: linear-gradient(135deg, #6366f1, #7c3aed);
display: flex;
align-items: center;
justify-content: center;
flex: 1;
color: var(--smartchat-muted, #6b7280);
font-size: 14px;
font-size: 15px;
color: #fff;
flex-shrink: 0;
box-shadow: 0 2px 10px rgba(99, 102, 241, 0.35);
}
.streaming {
padding: 8px 12px;
background: var(--smartchat-assistant-bubble, #374151);
color: var(--smartchat-assistant-text, #e5e7eb);
border-radius: 8px;
border-bottom-left-radius: 2px;
max-width: 85%;
.header-info {
display: flex;
flex-direction: column;
gap: 1px;
}
.header-title {
font-weight: 600;
font-size: 14px;
color: #f0f0f3;
letter-spacing: -0.01em;
}
.header-status {
font-size: 11px;
color: #71717a;
display: flex;
align-items: center;
gap: 5px;
}
.status-dot {
width: 7px;
height: 7px;
border-radius: 50%;
background: #22c55e;
box-shadow: 0 0 6px rgba(34, 197, 94, 0.5);
}
.status-dot.busy {
background: #f59e0b;
box-shadow: 0 0 6px rgba(245, 158, 11, 0.5);
animation: pulse-dot 1.4s ease-in-out infinite;
}
@keyframes pulse-dot {
0%, 100% { opacity: 1; }
50% { opacity: 0.35; }
}
/* ── Message List ── */
.message-list {
flex: 1;
overflow-y: auto;
padding: 16px 20px;
display: flex;
flex-direction: column;
gap: 0;
scroll-behavior: smooth;
overscroll-behavior: contain;
}
.message-list::-webkit-scrollbar {
width: 5px;
}
.message-list::-webkit-scrollbar-track {
background: transparent;
}
.message-list::-webkit-scrollbar-thumb {
background: rgba(255, 255, 255, 0.07);
border-radius: 3px;
}
.message-list::-webkit-scrollbar-thumb:hover {
background: rgba(255, 255, 255, 0.14);
}
/* ── Empty State ── */
.empty-state {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
flex: 1;
gap: 14px;
padding: 40px 20px;
text-align: center;
}
.empty-icon {
width: 56px;
height: 56px;
border-radius: 50%;
background: linear-gradient(135deg, rgba(99, 102, 241, 0.12), rgba(124, 58, 237, 0.06));
border: 1px solid rgba(99, 102, 241, 0.12);
display: flex;
align-items: center;
justify-content: center;
font-size: 22px;
color: #818cf8;
}
.empty-title {
font-size: 15px;
font-weight: 600;
color: #e4e4e7;
}
.empty-subtitle {
font-size: 13px;
color: #52525b;
max-width: 260px;
line-height: 1.5;
}
/* ── Streaming ── */
.streaming-row {
display: flex;
gap: 10px;
align-items: flex-end;
margin-bottom: 4px;
padding-top: 4px;
}
.stream-avatar {
width: 28px;
height: 28px;
border-radius: 50%;
background: linear-gradient(135deg, #6366f1, #7c3aed);
display: flex;
align-items: center;
justify-content: center;
font-size: 12px;
color: #fff;
flex-shrink: 0;
}
.stream-bubble {
background: #1e1e2e;
border: 1px solid rgba(255, 255, 255, 0.08);
color: #d1d5db;
padding: 10px 14px;
border-radius: 18px;
border-bottom-left-radius: 6px;
max-width: min(75%, 480px);
white-space: pre-wrap;
word-break: break-word;
font-size: 14px;
line-height: 1.55;
}
.cursor {
display: inline-block;
width: 2px;
height: 1em;
background: var(--smartchat-cursor, #6366f1);
animation: blink 1s step-end infinite;
height: 1.1em;
background: #818cf8;
vertical-align: text-bottom;
margin-left: 1px;
animation: cursor-blink 0.8s step-end infinite;
}
@keyframes blink {
@keyframes cursor-blink {
50% { opacity: 0; }
}
/* ── Thinking Indicator ── */
.thinking-bubble {
display: inline-flex;
align-items: center;
gap: 5px;
padding: 12px 18px;
background: #1e1e2e;
border: 1px solid rgba(255, 255, 255, 0.08);
border-radius: 18px;
border-bottom-left-radius: 6px;
}
.thinking-dot {
width: 7px;
height: 7px;
border-radius: 50%;
background: #6366f1;
animation: thinking-bounce 1.4s ease-in-out infinite;
}
.thinking-dot:nth-child(2) { animation-delay: 0.16s; }
.thinking-dot:nth-child(3) { animation-delay: 0.32s; }
@keyframes thinking-bounce {
0%, 60%, 100% {
transform: translateY(0);
opacity: 0.3;
}
30% {
transform: translateY(-5px);
opacity: 1;
}
}
/* ── Input Area ── */
.input-area {
padding: 12px 16px;
border-top: 1px solid var(--smartchat-border, #1f2937);
padding: 12px 20px 16px;
border-top: 1px solid rgba(255, 255, 255, 0.06);
background: var(--smartchat-input-area-bg, rgba(255, 255, 255, 0.015));
flex-shrink: 0;
}
`;
constructor() {
super();
this.placeholder = 'Type a message...';
this.headerTitle = 'SmartChat';
}
connectedCallback() {
@@ -97,7 +281,7 @@ export class SmartchatWindow extends LitElement {
onToolCall: (name: string) => {
this.messages = [
...this.messages,
{ role: 'tool', content: '', toolName: name },
{ role: 'tool', content: '', toolName: name, timestamp: Date.now() },
];
this.requestUpdate();
this.scrollToBottom();
@@ -119,7 +303,7 @@ export class SmartchatWindow extends LitElement {
if (this.busy) return;
const text = e.detail.text;
this.messages = [...this.messages, { role: 'user', content: text }];
this.messages = [...this.messages, { role: 'user', content: text, timestamp: Date.now() }];
this.busy = true;
this.streamingText = '';
this.requestUpdate();
@@ -128,12 +312,12 @@ export class SmartchatWindow extends LitElement {
try {
const result = await this.chatSession.send(text);
this.streamingText = '';
this.messages = [...this.messages, { role: 'assistant', content: result.text }];
this.messages = [...this.messages, { role: 'assistant', content: result.text, timestamp: Date.now() }];
} catch (error) {
const errMsg = error instanceof Error ? error.message : String(error);
this.messages = [
...this.messages,
{ role: 'assistant', content: `Error: ${errMsg}` },
{ role: 'assistant', content: `Error: ${errMsg}`, timestamp: Date.now() },
];
} finally {
this.busy = false;
@@ -144,9 +328,28 @@ export class SmartchatWindow extends LitElement {
render(): TemplateResult {
return html`
<div class="header">
<div class="header-icon">✦</div>
<div class="header-info">
<div class="header-title">${this.headerTitle}</div>
<div class="header-status">
<span class="status-dot ${this.busy ? 'busy' : ''}"></span>
${this.busy ? 'Thinking...' : 'Online'}
</div>
</div>
</div>
<div class="message-list">
${this.messages.length === 0 && !this.busy
? html`<div class="empty-state">Start a conversation...</div>`
? html`
<div class="empty-state">
<div class="empty-icon">✦</div>
<div class="empty-title">Start a conversation</div>
<div class="empty-subtitle">
Send a message below to begin chatting.
</div>
</div>
`
: ''}
${this.messages.map(
(msg) => html`
@@ -154,17 +357,34 @@ export class SmartchatWindow extends LitElement {
role=${msg.role}
content=${msg.content}
.toolName=${msg.toolName ?? ''}
.timestamp=${msg.timestamp ?? 0}
></smartchat-message>
`,
)}
${this.busy && this.streamingText
? html`
<div class="streaming">
${this.streamingText}<span class="cursor"></span>
<div class="streaming-row">
<div class="stream-avatar"></div>
<div class="stream-bubble">
${this.streamingText}<span class="cursor"></span>
</div>
</div>
`
: ''}
${this.busy && !this.streamingText
? html`
<div class="streaming-row">
<div class="stream-avatar">✦</div>
<div class="thinking-bubble">
<span class="thinking-dot"></span>
<span class="thinking-dot"></span>
<span class="thinking-dot"></span>
</div>
</div>
`
: ''}
</div>
<div class="input-area">
<smartchat-input
?disabled=${this.busy}