112 lines
3.3 KiB
JavaScript
112 lines
3.3 KiB
JavaScript
// Server Observations display - shows fastfetch output
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import { safeJson } from './utils/fetch.mjs';
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import STATUS from './status.mjs';
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import WeatherDisplay from './weatherdisplay.mjs';
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import { registerDisplay } from './navigation.mjs';
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import { debugFlag } from './utils/debug.mjs';
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import { withBasePath } from './utils/base-path.mjs';
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const LINES_PER_PAGE = 4;
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const PAGE_DURATION_MS = 7000;
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const ALLOWED_KEYS = new Set(['OS', 'Kernel', 'Uptime', 'CPU', 'GPU', 'Memory', 'Disk']);
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const parseServerObservationLine = (line) => {
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const trimmed = line.trim();
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if (!trimmed) return null;
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const separators = [' == ', ': '];
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const parsedLine = separators.map((separator) => {
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const separatorIndex = trimmed.indexOf(separator);
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if (separatorIndex > 0) {
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const key = trimmed.slice(0, separatorIndex).trim();
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const value = trimmed.slice(separatorIndex + separator.length).trim();
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if (key && value && ALLOWED_KEYS.has(key)) {
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return { key, value };
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}
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}
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return null;
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}).find((entry) => entry);
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return parsedLine ?? null;
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};
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class ServerObservations extends WeatherDisplay {
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constructor(navId, elemId) {
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super(navId, elemId, 'Server Observations', true);
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this.timing.baseDelay = PAGE_DURATION_MS;
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}
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async getData(weatherParameters, refresh) {
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if (!super.getData(weatherParameters, refresh)) return;
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try {
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// Fetch server info from the API
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const response = await safeJson(withBasePath('api/server-info'), {
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retryCount: 0,
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});
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// Check if fastfetch is available
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if (!response || !response.success) {
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if (debugFlag('serverobservations')) {
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console.log('Server Observations: fastfetch not available');
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}
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this.setStatus(STATUS.noData);
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return;
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}
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this.data = response.data;
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this.setStatus(STATUS.loaded);
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} catch (error) {
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if (debugFlag('serverobservations')) {
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console.log('Server Observations: error fetching data:', error.message);
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}
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this.setStatus(STATUS.noData);
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}
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}
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async drawCanvas() {
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super.drawCanvas();
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// Get the output container
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const outputElem = this.elem.querySelector('.server-output');
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const container = this.elem.querySelector('.container');
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// Split the fastfetch output into lines
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const infoLines = this.data.split('\n')
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.map((line) => parseServerObservationLine(line))
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.filter((line) => line);
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const pages = [];
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for (let i = 0; i < infoLines.length; i += LINES_PER_PAGE) {
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pages.push(infoLines.slice(i, i + LINES_PER_PAGE));
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}
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outputElem.innerHTML = '';
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pages.forEach((pageLines) => {
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const pageElem = document.createElement('div');
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pageElem.className = 'server-page';
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pageLines.forEach((line) => {
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const lineDiv = document.createElement('div');
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lineDiv.className = 'server-line';
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lineDiv.textContent = `${line.key}: ${line.value}`;
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pageElem.appendChild(lineDiv);
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});
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outputElem.appendChild(pageElem);
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});
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this.pageHeight = container.offsetHeight;
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this.timing.totalScreens = Math.max(1, pages.length);
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this.timing.delay = new Array(this.timing.totalScreens).fill(1);
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this.calcNavTiming();
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const top = -this.screenIndex * this.pageHeight;
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outputElem.style.top = `${top}px`;
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this.finishDraw();
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}
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}
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// Register display with navId 13 (after other displays)
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registerDisplay(new ServerObservations(13, 'server-observations'));
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