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// Bootloader Update Manager - Frontend JavaScript
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document.addEventListener("DOMContentLoaded", function () {
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// Elements
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const uploadForm = document.getElementById("upload-form");
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const fileInput = document.getElementById("file-input");
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const fileName = document.getElementById("file-name");
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const uploadType = document.getElementById("upload-type");
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const progressContainer = document.getElementById("progress-container");
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const progressFill = document.getElementById("progress-fill");
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const progressPercent = document.getElementById("progress-percent");
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const progressStatus = document.getElementById("progress-status");
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const progressBytes = document.getElementById("progress-bytes");
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const resultMessage = document.getElementById("result-message");
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const mountStatus = document.getElementById("mount-status");
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const extlinuxEditor = document.getElementById("extlinux-editor");
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const editorStatus = document.getElementById("editor-status");
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// Tab buttons
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const tabBtns = document.querySelectorAll(".tab-btn");
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// Initialize
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checkMountStatus();
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setInterval(checkMountStatus, 10000); // Check every 10 seconds
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// Tab switching
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tabBtns.forEach((btn) => {
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btn.addEventListener("click", function () {
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tabBtns.forEach((b) => b.classList.remove("active"));
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this.classList.add("active");
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uploadType.value = this.dataset.type;
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hideResult();
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});
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});
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// File input change
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fileInput.addEventListener("change", function () {
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if (this.files && this.files[0]) {
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fileName.textContent = this.files[0].name;
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} else {
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fileName.textContent = "";
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}
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});
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// Drag and drop
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const fileLabel = document.querySelector(".file-label");
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["dragenter", "dragover", "dragleave", "drop"].forEach((eventName) => {
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fileLabel.addEventListener(eventName, preventDefaults, false);
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});
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function preventDefaults(e) {
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e.preventDefault();
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e.stopPropagation();
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}
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["dragenter", "dragover"].forEach((eventName) => {
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fileLabel.addEventListener(eventName, () => {
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fileLabel.style.borderColor = "#00d9ff";
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fileLabel.style.background = "rgba(0,217,255,0.1)";
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});
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});
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["dragleave", "drop"].forEach((eventName) => {
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fileLabel.addEventListener(eventName, () => {
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fileLabel.style.borderColor = "";
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fileLabel.style.background = "";
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});
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});
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fileLabel.addEventListener("drop", (e) => {
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const dt = e.dataTransfer;
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const files = dt.files;
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if (files && files[0]) {
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fileInput.files = files;
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fileName.textContent = files[0].name;
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}
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});
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// Form submission
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uploadForm.addEventListener("submit", async function (e) {
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e.preventDefault();
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const formData = new FormData(this);
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const file = fileInput.files[0];
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if (!file) {
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showResult("Please select a file", "error");
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return;
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}
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// Check file size (200MB limit)
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const MAX_SIZE = 200 * 1024 * 1024;
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if (file.size > MAX_SIZE) {
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showResult("File too large. Maximum size is 200MB", "error");
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return;
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}
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// Reset progress
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progressContainer.style.display = "block";
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progressFill.style.width = "0%";
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progressPercent.textContent = "0%";
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progressStatus.textContent = "Uploading...";
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progressBytes.textContent = "";
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hideResult();
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try {
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const xhr = new XMLHttpRequest();
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xhr.upload.addEventListener("progress", function (e) {
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if (e.lengthComputable) {
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const percent = Math.round((e.loaded / e.total) * 100);
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progressFill.style.width = percent + "%";
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progressPercent.textContent = percent + "%";
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progressBytes.textContent =
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formatBytes(e.loaded) + " / " + formatBytes(e.total);
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}
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});
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xhr.addEventListener("load", function () {
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if (xhr.status === 200) {
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const response = JSON.parse(xhr.responseText);
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progressStatus.textContent = "Complete!";
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showResult(
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`Successfully uploaded ${response.filename} (${formatBytes(response.size)})`,
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"success",
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);
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} else {
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let errorMsg = "Upload failed";
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try {
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const err = JSON.parse(xhr.responseText);
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errorMsg = err.error || errorMsg;
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} catch (e) {}
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progressStatus.textContent = "Failed";
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showResult(errorMsg, "error");
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}
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});
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xhr.addEventListener("error", function () {
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progressStatus.textContent = "Failed";
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showResult("Network error", "error");
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});
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xhr.open("POST", "/api/upload");
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xhr.send(formData);
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} catch (error) {
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progressStatus.textContent = "Failed";
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showResult("Error: " + error.message, "error");
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}
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});
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// extlinux.conf buttons
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document
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.getElementById("load-extlinux")
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.addEventListener("click", loadExtlinux);
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document
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.getElementById("save-extlinux")
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.addEventListener("click", saveExtlinux);
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document
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.getElementById("clear-extlinux")
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.addEventListener("click", function () {
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extlinuxEditor.value = "";
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showEditorStatus("Editor cleared", "success");
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});
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// Check mount status
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async function checkMountStatus() {
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try {
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const response = await fetch("/api/mount");
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const data = await response.json();
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const indicator = mountStatus.querySelector(".status-indicator");
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const text = mountStatus.querySelector(".status-text");
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if (data.mounted) {
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indicator.className = "status-indicator mounted";
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text.textContent = "Mounted";
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} else {
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indicator.className = "status-indicator not-mounted";
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text.textContent = "Not Mounted";
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}
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} catch (error) {
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const indicator = mountStatus.querySelector(".status-indicator");
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const text = mountStatus.querySelector(".status-text");
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indicator.className = "status-indicator";
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text.textContent = "Error checking status";
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}
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}
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// Load extlinux.conf
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async function loadExtlinux() {
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showEditorStatus("Loading...", "");
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try {
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const response = await fetch("/api/extlinux");
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const data = await response.json();
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if (data.status === "success") {
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extlinuxEditor.value = data.content;
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showEditorStatus(`Loaded ${data.size} bytes`, "success");
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} else {
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showEditorStatus(data.error || "Failed to load", "error");
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}
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} catch (error) {
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showEditorStatus("Error: " + error.message, "error");
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}
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}
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// Save extlinux.conf
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async function saveExtlinux() {
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const content = extlinuxEditor.value;
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if (!content.trim()) {
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showEditorStatus("Cannot save empty file", "error");
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return;
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}
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showEditorStatus("Saving...", "");
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try {
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const response = await fetch("/api/extlinux", {
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method: "POST",
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headers: {
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"Content-Type": "application/json",
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},
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body: JSON.stringify({ content: content }),
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});
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const data = await response.json();
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if (data.status === "success") {
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showEditorStatus("Successfully saved extlinux.conf", "success");
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} else {
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showEditorStatus(data.error || "Failed to save", "error");
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}
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} catch (error) {
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showEditorStatus("Error: " + error.message, "error");
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}
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}
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// Reboot button
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const rebootBtn = document.getElementById("reboot-btn");
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const rebootMessage = document.getElementById("reboot-message");
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if (rebootBtn) {
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rebootBtn.addEventListener("click", async function () {
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// Confirm reboot
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if (!confirm("Are you sure you want to reboot the system?")) {
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return;
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}
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rebootBtn.disabled = true;
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rebootMessage.className = "reboot-message";
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rebootMessage.style.display = "none";
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try {
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const response = await fetch("/api/reboot", { method: "POST" });
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const data = await response.json();
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if (data.status === "success") {
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rebootMessage.textContent =
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"System rebooting... Connection will be lost.";
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rebootMessage.className = "reboot-message success";
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rebootMessage.style.display = "block";
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// Wait a bit then show reconnection message
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setTimeout(() => {
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rebootMessage.textContent =
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"Waiting for device to come back online...";
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}, 5000);
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} else {
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rebootMessage.textContent = data.error || "Reboot failed";
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rebootMessage.className = "reboot-message error";
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rebootMessage.style.display = "block";
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rebootBtn.disabled = false;
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}
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} catch (error) {
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rebootMessage.textContent = "Error: " + error.message;
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rebootMessage.className = "reboot-message error";
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rebootMessage.style.display = "block";
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rebootBtn.disabled = false;
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}
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});
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}
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// Helper functions
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function showResult(message, type) {
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resultMessage.textContent = message;
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resultMessage.className = "result-message " + type;
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}
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function hideResult() {
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resultMessage.className = "result-message";
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resultMessage.style.display = "none";
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}
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function showEditorStatus(message, type) {
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editorStatus.textContent = message;
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editorStatus.className = "editor-status " + type;
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}
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function formatBytes(bytes) {
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if (bytes === 0) return "0 Bytes";
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const k = 1024;
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const sizes = ["Bytes", "KB", "MB", "GB"];
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const i = Math.floor(Math.log(bytes) / Math.log(k));
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return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + " " + sizes[i];
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}
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});
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