Files
dees-catalog/ts_web/elements/dees-chart-log.ts
Juergen Kunz 82ebd9c556 update
2025-06-27 15:58:26 +00:00

327 lines
9.8 KiB
TypeScript

import {
DeesElement,
css,
cssManager,
customElement,
html,
property,
type TemplateResult,
} from '@design.estate/dees-element';
import * as domtools from '@design.estate/dees-domtools';
import { demoFunc } from './dees-chart-log.demo.js';
declare global {
interface HTMLElementTagNameMap {
'dees-chart-log': DeesChartLog;
}
}
export interface ILogEntry {
timestamp: string;
level: 'debug' | 'info' | 'warn' | 'error' | 'success';
message: string;
source?: string;
}
@customElement('dees-chart-log')
export class DeesChartLog extends DeesElement {
public static demo = demoFunc;
@property()
public label: string = 'Server Logs';
@property({ type: Array })
public logEntries: ILogEntry[] = [];
@property({ type: Boolean })
public autoScroll: boolean = true;
@property({ type: Number })
public maxEntries: number = 1000;
private logContainer: HTMLDivElement;
constructor() {
super();
domtools.elementBasic.setup();
}
public static styles = [
cssManager.defaultStyles,
css`
:host {
font-family: 'SF Mono', 'Monaco', 'Consolas', 'Liberation Mono', 'Courier New', monospace;
color: ${cssManager.bdTheme('hsl(0 0% 3.9%)', 'hsl(0 0% 98%)')};
font-size: 12px;
line-height: 1.5;
}
.mainbox {
position: relative;
width: 100%;
height: 400px;
background: ${cssManager.bdTheme('hsl(0 0% 100%)', 'hsl(0 0% 3.9%)')};
border: 1px solid ${cssManager.bdTheme('hsl(0 0% 89.8%)', 'hsl(0 0% 14.9%)')};
border-radius: 8px;
display: flex;
flex-direction: column;
overflow: hidden;
}
.header {
background: ${cssManager.bdTheme('hsl(0 0% 97%)', 'hsl(0 0% 7%)')};
padding: 12px 16px;
border-bottom: 1px solid ${cssManager.bdTheme('hsl(0 0% 89.8%)', 'hsl(0 0% 14.9%)')};
display: flex;
justify-content: space-between;
align-items: center;
flex-shrink: 0;
}
.title {
font-weight: 500;
font-size: 14px;
color: ${cssManager.bdTheme('hsl(0 0% 9%)', 'hsl(0 0% 95%)')};
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}
.controls {
display: flex;
gap: 8px;
}
.control-button {
background: ${cssManager.bdTheme('hsl(0 0% 100%)', 'hsl(0 0% 14.9%)')};
border: 1px solid ${cssManager.bdTheme('hsl(0 0% 89.8%)', 'hsl(0 0% 14.9%)')};
border-radius: 6px;
padding: 6px 12px;
color: ${cssManager.bdTheme('hsl(0 0% 45.1%)', 'hsl(0 0% 63.9%)')};
cursor: pointer;
font-size: 12px;
font-weight: 500;
transition: all 0.15s;
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}
.control-button:hover {
background: ${cssManager.bdTheme('hsl(0 0% 95.1%)', 'hsl(0 0% 14.9%)')};
border-color: ${cssManager.bdTheme('hsl(0 0% 79.8%)', 'hsl(0 0% 20.9%)')};
color: ${cssManager.bdTheme('hsl(0 0% 15%)', 'hsl(0 0% 93.9%)')};
}
.control-button.active {
background: ${cssManager.bdTheme('hsl(0 0% 9%)', 'hsl(0 0% 93.9%)')};
color: ${cssManager.bdTheme('hsl(0 0% 98%)', 'hsl(0 0% 3.9%)')};
}
.logContainer {
flex: 1;
overflow-y: auto;
overflow-x: hidden;
padding: 16px;
font-size: 12px;
}
.logEntry {
margin-bottom: 4px;
display: flex;
white-space: pre-wrap;
word-break: break-all;
font-variant-numeric: tabular-nums;
}
.timestamp {
color: ${cssManager.bdTheme('hsl(0 0% 63.9%)', 'hsl(0 0% 45.1%)')};
margin-right: 12px;
flex-shrink: 0;
}
.level {
margin-right: 8px;
padding: 0 6px;
border-radius: 3px;
font-weight: 600;
text-transform: uppercase;
font-size: 10px;
flex-shrink: 0;
}
.level.debug {
color: ${cssManager.bdTheme('hsl(0 0% 45.1%)', 'hsl(0 0% 63.9%)')};
background: ${cssManager.bdTheme('hsl(0 0% 45.1% / 0.1)', 'hsl(0 0% 63.9% / 0.1)')};
}
.level.info {
color: ${cssManager.bdTheme('hsl(222.2 47.4% 51.2%)', 'hsl(217.2 91.2% 59.8%)')};
background: ${cssManager.bdTheme('hsl(222.2 47.4% 51.2% / 0.1)', 'hsl(217.2 91.2% 59.8% / 0.1)')};
}
.level.warn {
color: ${cssManager.bdTheme('hsl(25 95% 53%)', 'hsl(25 95% 63%)')};
background: ${cssManager.bdTheme('hsl(25 95% 53% / 0.1)', 'hsl(25 95% 63% / 0.1)')};
}
.level.error {
color: ${cssManager.bdTheme('hsl(0 84.2% 60.2%)', 'hsl(0 72.2% 50.6%)')};
background: ${cssManager.bdTheme('hsl(0 84.2% 60.2% / 0.1)', 'hsl(0 72.2% 50.6% / 0.1)')};
}
.level.success {
color: ${cssManager.bdTheme('hsl(142.1 76.2% 36.3%)', 'hsl(142.1 70.6% 45.3%)')};
background: ${cssManager.bdTheme('hsl(142.1 76.2% 36.3% / 0.1)', 'hsl(142.1 70.6% 45.3% / 0.1)')};
}
.source {
color: ${cssManager.bdTheme('hsl(0 0% 45.1%)', 'hsl(0 0% 63.9%)')};
margin-right: 8px;
flex-shrink: 0;
}
.message {
color: ${cssManager.bdTheme('hsl(0 0% 15%)', 'hsl(0 0% 90%)')};
flex: 1;
}
.empty-state {
display: flex;
align-items: center;
justify-content: center;
height: 100%;
color: ${cssManager.bdTheme('hsl(0 0% 45.1%)', 'hsl(0 0% 63.9%)')};
font-style: italic;
}
/* Custom scrollbar */
.logContainer::-webkit-scrollbar {
width: 8px;
}
.logContainer::-webkit-scrollbar-track {
background: ${cssManager.bdTheme('hsl(0 0% 95%)', 'hsl(0 0% 10%)')};
}
.logContainer::-webkit-scrollbar-thumb {
background: ${cssManager.bdTheme('hsl(0 0% 70%)', 'hsl(0 0% 30%)')};
border-radius: 4px;
}
.logContainer::-webkit-scrollbar-thumb:hover {
background: ${cssManager.bdTheme('hsl(0 0% 60%)', 'hsl(0 0% 40%)')};
}
`,
];
public render(): TemplateResult {
return html`
<div class="mainbox">
<div class="header">
<div class="title">${this.label}</div>
<div class="controls">
<button
class="control-button ${this.autoScroll ? 'active' : ''}"
@click=${() => { this.autoScroll = !this.autoScroll; }}
>
Auto Scroll
</button>
<button
class="control-button"
@click=${() => { this.clearLogs(); }}
>
Clear
</button>
</div>
</div>
<div class="logContainer">
${this.logEntries.length === 0
? html`<div class="empty-state">No logs to display</div>`
: this.logEntries.map(entry => this.renderLogEntry(entry))
}
</div>
</div>
`;
}
private renderLogEntry(entry: ILogEntry): TemplateResult {
const timestamp = new Date(entry.timestamp).toLocaleTimeString('en-US', {
hour12: false,
hour: '2-digit',
minute: '2-digit',
second: '2-digit',
fractionalSecondDigits: 3
});
return html`
<div class="logEntry">
<span class="timestamp">${timestamp}</span>
<span class="level ${entry.level}">${entry.level}</span>
${entry.source ? html`<span class="source">[${entry.source}]</span>` : ''}
<span class="message">${entry.message}</span>
</div>
`;
}
public async firstUpdated() {
await this.domtoolsPromise;
this.logContainer = this.shadowRoot.querySelector('.logContainer');
// Initialize with demo server logs
const demoLogs: ILogEntry[] = [
{ timestamp: new Date().toISOString(), level: 'info', message: 'Server started on port 3000', source: 'Server' },
{ timestamp: new Date().toISOString(), level: 'debug', message: 'Loading configuration from /etc/app/config.json', source: 'Config' },
{ timestamp: new Date().toISOString(), level: 'info', message: 'Connected to MongoDB at mongodb://localhost:27017', source: 'Database' },
{ timestamp: new Date().toISOString(), level: 'success', message: 'Database connection established successfully', source: 'Database' },
{ timestamp: new Date().toISOString(), level: 'warn', message: 'No SSL certificate found, using self-signed certificate', source: 'Security' },
{ timestamp: new Date().toISOString(), level: 'info', message: 'API routes initialized: GET /api/users, POST /api/users, DELETE /api/users/:id', source: 'Router' },
{ timestamp: new Date().toISOString(), level: 'debug', message: 'Middleware stack: cors, bodyParser, authentication, errorHandler', source: 'Middleware' },
{ timestamp: new Date().toISOString(), level: 'info', message: 'WebSocket server listening on ws://localhost:3001', source: 'WebSocket' },
];
this.logEntries = demoLogs;
this.scrollToBottom();
}
public async updateLog(entries?: ILogEntry[]) {
if (entries) {
// Add new entries
this.logEntries = [...this.logEntries, ...entries];
// Trim if exceeds max entries
if (this.logEntries.length > this.maxEntries) {
this.logEntries = this.logEntries.slice(-this.maxEntries);
}
// Trigger re-render
this.requestUpdate();
// Auto-scroll if enabled
await this.updateComplete;
if (this.autoScroll) {
this.scrollToBottom();
}
}
}
public clearLogs() {
this.logEntries = [];
this.requestUpdate();
}
private scrollToBottom() {
if (this.logContainer) {
this.logContainer.scrollTop = this.logContainer.scrollHeight;
}
}
public addLog(level: ILogEntry['level'], message: string, source?: string) {
const newEntry: ILogEntry = {
timestamp: new Date().toISOString(),
level,
message,
source
};
this.updateLog([newEntry]);
}
}