Matthias Blankertz
93ea5036dc
Implement nicer configuration UI: - Show human-readable names for config settings - Show error message received from server if storing settings fails - Show appropriate input elements for enum choice and numerical inputs Signed-off-by: Matthias Blankertz <matthias@blankertz.org>
250 lines
7.0 KiB
HTML
250 lines
7.0 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<title>Device Admin</title>
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<style>
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body {
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font-family: Arial, sans-serif;
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padding: 20px;
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max-width: 700px;
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margin: auto;
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}
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/* Navigation */
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nav button {
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margin: 5px;
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padding: 10px 16px;
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cursor: pointer;
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}
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/* Screens */
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.screen {
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display: none;
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margin-top: 20px;
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}
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.screen.active {
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display: block;
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}
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/* Config editor UI */
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label {
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font-weight: bold;
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margin-top: 12px;
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display: block;
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}
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input {
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width: 100%;
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padding: 6px;
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box-sizing: border-box;
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margin-top: 4px;
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}
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.nested {
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margin-left: 20px;
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border-left: 2px solid #ddd;
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padding-left: 10px;
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margin-top: 10px;
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}
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</style>
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</head>
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<body>
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<h1>Device Admin</h1>
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<nav>
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<button onclick="showScreen('menu')">🏠 Main Menu</button>
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<button onclick="showScreen('config')">⚙️ Config Editor</button>
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</nav>
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<!-- MAIN MENU -->
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<div id="screen-menu" class="screen active">
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<h2>Main Menu</h2>
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<p>Select a tool:</p>
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<ul>
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<li><button onclick="showScreen('config')">Open Config Editor</button></li>
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<!-- More screens can be added later -->
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</ul>
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</div>
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<!-- CONFIG EDITOR SCREEN -->
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<div id="screen-config" class="screen">
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<h2>Configuration Editor</h2>
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<div id="config-container">Loading…</div>
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<button id="save-btn" disabled>Save</button>
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</div>
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<script>
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/* -----------------------------
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Screen switching
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----------------------------- */
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function showScreen(name) {
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document.querySelectorAll('.screen').forEach(s => s.classList.remove('active'));
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document.getElementById('screen-' + name).classList.add('active');
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if (name === "config") {
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loadConfig(); // refresh most up-to-date config
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}
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}
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/* -----------------------------
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CONFIG EDITOR LOGIC
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----------------------------- */
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async function loadConfig() {
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const container = document.getElementById('config-container');
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container.innerHTML = "Loading…";
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document.getElementById('save-btn').disabled = true;
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try {
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const res = await fetch('/api/v1/config');
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const config = await res.json();
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renderConfigForm(config);
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} catch (err) {
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container.innerHTML = "Failed to load config: " + err;
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}
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}
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function renderConfigForm(config) {
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const container = document.getElementById('config-container');
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container.innerHTML = "";
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container.appendChild(renderObject(config, "root"));
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document.getElementById('save-btn').disabled = false;
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}
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const config_names = {
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'root.IDLE_TIMEOUT_SECS': 'Idle Timeout (seconds)',
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'root.BUTTON_MAP': 'Button map',
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'root.BUTTON_MAP.NEXT': 'Next track',
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'root.BUTTON_MAP.PREV': 'Previous track',
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'root.BUTTON_MAP.VOLUP': 'Volume up',
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'root.BUTTON_MAP.VOLDOWN': 'Volume down',
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'root.BUTTON_MAP.PLAY_PAUSE': 'Play/Pause',
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'root.TAG_TIMEOUT_SECS': 'Tag removal timeout (seconds)',
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'root.TAGMODE': 'Tag mode',
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'root.LED_COUNT': 'Length of WS2182 (Neopixel) LED chain'
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};
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const config_input_override = {
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'root.TAGMODE': {
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'element': 'select',
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'values': {
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'tagremains': 'Play until tag is removed',
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'tagstartstop': 'Present tag once to start, present again to stop playback'
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}
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},
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'root.IDLE_TIMEOUT_SECS': {
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'input-type': 'number'
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},
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'root.TAG_TIMEOUT_SECS': {
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'input-type': 'number'
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},
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'root.LED_COUNT': {
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'input-type': 'number'
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},
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};
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function renderObject(obj, path) {
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const wrapper = document.createElement('div');
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Object.entries(obj).forEach(([key, value]) => {
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const currentPath = path + '.' + key;
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const label = document.createElement('label');
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if (currentPath in config_names) {
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label.textContent = config_names[currentPath];
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} else {
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label.textContent = key;
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}
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if (value !== null && typeof value === 'object') {
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wrapper.appendChild(label);
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const nested = document.createElement('div');
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nested.className = "nested";
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nested.appendChild(renderObject(value, currentPath));
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wrapper.appendChild(nested);
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} else {
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wrapper.appendChild(label);
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if (currentPath in config_input_override && 'element' in config_input_override[currentPath]) {
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const override = config_input_override[currentPath];
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if (override['element'] === 'select') {
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const input = document.createElement('select');
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input.dataset.path = currentPath;
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for (const val in override.values) {
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const option = document.createElement('option');
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option.value = val;
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option.textContent = override.values[val];
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if (val === value) {
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option.selected = true;
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}
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input.appendChild(option);
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}
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wrapper.appendChild(input);
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}
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} else {
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const input = document.createElement('input');
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if (currentPath in config_input_override && 'input-type' in config_input_override[currentPath]) {
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input.type = config_input_override[currentPath]['input-type'];
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}
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input.value = value === null ? "" : value;
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input.dataset.path = currentPath;
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wrapper.appendChild(input);
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}
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}
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});
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return wrapper;
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}
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function serializeConfig(rootObj) {
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const inputs = document.querySelectorAll("input[data-path], select[data-path]");
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inputs.forEach(input => {
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const path = input.dataset.path.split('.').slice(1); // remove "root"
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let current = rootObj;
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for (let i = 0; i < path.length - 1; i++) {
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current = current[path[i]];
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}
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let val = input.value.trim();
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if (val === "") val = null;
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else if (!isNaN(val)) val = Number(val);
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current[path[path.length - 1]] = val;
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});
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return rootObj;
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}
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document.getElementById('save-btn').addEventListener('click', async () => {
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const res = await fetch('/api/v1/config');
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const original = await res.json();
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const updated = serializeConfig(original);
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try {
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const saveRes = await fetch('/api/v1/config', {
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method: 'PUT',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify(updated, null, 2)
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});
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if (!saveRes.ok) {
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alert("Failed to save config: " + await saveRes.text());
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return;
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}
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alert("Configuration saved successfully!");
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} catch (err) {
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alert("Error saving configuration: " + err);
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}
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});
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// Load main menu by default
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showScreen('menu');
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</script>
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</body>
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</html>
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