Add goTool web dashboard with UART auto-reconnect.
Serve polls the master over UART and pushes live state via WebSocket; reopens the serial port when the device is unplugged and comes back. Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
Cursor
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<!DOCTYPE html>
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<html lang="de">
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>Powerpod Dashboard</title>
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<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet">
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<script defer src="https://cdn.jsdelivr.net/npm/alpinejs@3.14.1/dist/cdn.min.js"></script>
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<style>
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:root {
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--pp-bg: #0f1419;
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--pp-surface: #1a1f26;
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--pp-surface-raised: #222831;
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--pp-border: #3d4449;
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--pp-text: #f0f3f5;
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--pp-text-secondary: #c5cdd6;
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--pp-text-muted: #9aa8b5;
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--pp-heading: #ffffff;
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--pp-accent: #8ec8ff;
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}
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body {
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background: var(--pp-bg);
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color: var(--pp-text);
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min-height: 100vh;
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}
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.navbar {
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background: var(--pp-surface) !important;
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border-bottom: 1px solid var(--pp-border);
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}
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.navbar-brand { color: var(--pp-heading) !important; }
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.card {
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background: var(--pp-surface);
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border-color: var(--pp-border);
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color: var(--pp-text);
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}
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.card-header {
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background: var(--pp-surface-raised);
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border-color: var(--pp-border);
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color: var(--pp-heading);
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font-weight: 600;
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}
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.text-muted { color: var(--pp-text-muted) !important; }
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dl dt.text-muted {
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color: var(--pp-text-secondary) !important;
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font-weight: 500;
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}
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dl dd { color: var(--pp-text); }
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.badge-online { background: #00a86b; color: #fff; }
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.badge-offline { background: #5c6570; color: #f0f3f5; }
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.badge.bg-secondary { background: #4a5560 !important; color: #f0f3f5; }
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.mac {
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font-family: ui-monospace, monospace;
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font-size: 0.85rem;
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color: var(--pp-accent);
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}
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.pp-table {
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--bs-table-color: var(--pp-text);
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--bs-table-bg: transparent;
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--bs-table-border-color: var(--pp-border);
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--bs-table-hover-color: var(--pp-heading);
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--bs-table-hover-bg: rgba(255, 255, 255, 0.04);
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margin-bottom: 0;
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}
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.pp-table thead th {
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color: var(--pp-text-secondary);
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font-weight: 600;
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border-color: var(--pp-border);
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background: var(--pp-surface-raised);
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}
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.pp-table tbody td {
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color: var(--pp-text);
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border-color: var(--pp-border);
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vertical-align: middle;
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}
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.pp-table tbody tr:hover td { color: var(--pp-heading); }
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.alert-danger {
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background: rgba(220, 53, 69, 0.2);
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border-color: #e35d6a;
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color: #ffb3ba;
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}
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.alert-warning {
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background: rgba(255, 193, 7, 0.15);
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border-color: #d4a012;
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color: #ffe08a;
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}
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</style>
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</head>
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<body x-data="dashboard()" x-init="connect()">
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<nav class="navbar navbar-dark mb-4">
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<div class="container-fluid">
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<span class="navbar-brand mb-0 h1">Powerpod</span>
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<span class="d-flex align-items-center gap-2">
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<span class="badge rounded-pill me-1"
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:class="state.uart_connected ? 'badge-online' : 'badge-offline'"
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x-text="state.uart_connected ? 'UART' : 'UART off'"></span>
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<span class="badge rounded-pill" :class="wsConnected ? 'badge-online' : 'badge-offline'"
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x-text="wsConnected ? 'WS' : 'WS off'"></span>
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<small class="text-muted ms-2" x-text="state.updated_at || '—'"></small>
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</span>
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</div>
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</nav>
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<main class="container pb-5">
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<div class="row g-4">
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<section class="col-lg-4">
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<div class="card h-100">
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<div class="card-header">Master</div>
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<div class="card-body">
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<p class="text-muted small mb-2" x-text="'UART ' + (state.serial_port || '—')"></p>
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<template x-if="!state.uart_connected">
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<div class="alert alert-warning py-2 mb-2"
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x-text="state.serial_error || 'UART disconnected — reconnecting…'"></div>
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</template>
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<template x-if="state.uart_connected && !state.serial_ok">
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<div class="alert alert-danger py-2" x-text="state.serial_error || 'Serial error'"></div>
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</template>
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<template x-if="state.master?.ok">
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<dl class="row mb-0">
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<dt class="col-5 text-muted">Version</dt>
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<dd class="col-7" x-text="state.master.version"></dd>
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<dt class="col-5 text-muted">Git</dt>
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<dd class="col-7 text-break" x-text="state.master.git_hash"></dd>
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</dl>
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</template>
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<template x-if="state.master && !state.master.ok">
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<div class="alert alert-warning py-2" x-text="state.master.error"></div>
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</template>
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</div>
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</div>
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</section>
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<section class="col-lg-8">
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<div class="card h-100">
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<div class="card-header d-flex justify-content-between align-items-center">
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<span>ESP-NOW Clients</span>
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<span class="badge bg-secondary" x-text="(state.clients || []).length + ' registered'"></span>
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</div>
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<div class="card-body p-0">
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<div class="table-responsive">
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<table class="table pp-table table-hover">
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<thead>
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<tr>
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<th>ID</th>
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<th>MAC</th>
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<th>Ver</th>
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<th>Status</th>
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<th>Last ping</th>
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<th>Last OK</th>
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<th>Used</th>
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</tr>
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</thead>
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<tbody>
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<template x-if="!(state.clients || []).length">
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<tr><td colspan="7" class="text-muted text-center py-4">No clients</td></tr>
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</template>
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<template x-for="c in (state.clients || [])" :key="c.id + c.mac">
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<tr>
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<td x-text="c.id"></td>
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<td class="mac" x-text="formatMac(c.mac)"></td>
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<td x-text="c.version"></td>
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<td>
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<span class="badge rounded-pill"
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:class="c.available ? 'badge-online' : 'badge-offline'"
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x-text="c.available ? 'available' : 'inactive'"></span>
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</td>
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<td x-text="c.last_ping + ' ms'"></td>
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<td x-text="c.last_success_ping + ' ms'"></td>
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<td x-text="c.used ? 'yes' : 'no'"></td>
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</tr>
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</template>
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</tbody>
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</table>
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</div>
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</div>
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</div>
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</section>
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</div>
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</main>
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<script>
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function dashboard() {
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return {
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state: { master: {}, clients: [] },
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ws: null,
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wsConnected: false,
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connect() {
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const proto = location.protocol === 'https:' ? 'wss:' : 'ws:';
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const url = proto + '//' + location.host + '/ws';
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const connect = () => {
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this.ws = new WebSocket(url);
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this.ws.onopen = () => { this.wsConnected = true; };
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this.ws.onclose = () => {
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this.wsConnected = false;
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setTimeout(connect, 2000);
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};
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this.ws.onmessage = (e) => {
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try { this.state = JSON.parse(e.data); } catch (_) {}
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};
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};
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connect();
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},
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formatMac(hex) {
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if (!hex || hex.length !== 12) return hex || '';
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return hex.match(/.{2}/g).join(':');
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}
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};
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}
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</script>
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</body>
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</html>
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