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// @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT
import { FastbootDevice } from "./fastboot/fastboot.js";
import * as Factory from "./fastboot/factory.js";
const RELEASES_URL = "https://releases.grapheneos.org";
let device = new FastbootDevice();
let lastReleaseZip = null;
async function ensureConnected(setProgress) {
console.log(device.device);
if (!device.isConnected) {
setProgress("Connecting to device...");
await device.connect();
}
}
async function unlockBootloader(setProgress) {
await ensureConnected(setProgress);
setProgress("Unlocking bootloader...");
await device.runCommand("flashing unlock");
return "Bootloader unlocked.";
}
async function downloadRelease(setProgress) {
await ensureConnected(setProgress);
setProgress("Getting device model...");
let product = await device.getVariable("product");
setProgress("Finding latest release...");
let metadataResp = await fetch(`${RELEASES_URL}/${product}-stable`);
let metadata = await metadataResp.text();
let releaseId = metadata.split(" ")[0];
// Download and cache the zip as a blob
setProgress(`Downloading ${releaseId} release for ${product}...`);
lastReleaseZip = `${product}-factory-${releaseId}.zip`;
await Factory.downloadZip(`${RELEASES_URL}/${lastReleaseZip}`);
return `Downloaded ${releaseId} release for ${product}.`;
}
async function flashRelease(setProgress) {
await ensureConnected(setProgress);
setProgress("Flashing release...");
await Factory.flashZip(device, lastReleaseZip, (action, partition) => {
let userPartition = partition == "avb_custom_key" ? "verified boot key" : partition;
if (action == "unpack") {
setProgress(`Unpacking image: ${userPartition}`);
} else {
setProgress(`Flashing image: ${userPartition}`);
}
});
return `Flashed ${lastReleaseZip} to device.`;
}
async function lockBootloader(setProgress) {
await ensureConnected(setProgress);
setProgress("Locking bootloader...");
await device.runCommand("flashing lock");
return "Bootloader locked.";
}
function addButtonHook(id, callback) {
let statusField = document.getElementById(`${id}-status`);
let statusCallback = (status) => {
statusField.textContent = status;
statusField.className = "";
};
let button = document.getElementById(`${id}-button`);
button.disabled = false;
button.onclick = async () => {
try {
let finalStatus = await callback(statusCallback);
statusCallback(finalStatus);
} catch (error) {
statusCallback(`Error: ${error.message}`);
statusField.className = "error-text";
}
};
}
// zip.js is loaded separately.
// eslint-disable-next-line no-undef
zip.configure({
workerScriptsPath: "/js/fastboot/libs/",
});
if ("usb" in navigator) {
console.log("WebUSB available");
addButtonHook("unlock-bootloader", unlockBootloader);
addButtonHook("download-release", downloadRelease);
addButtonHook("flash-release", flashRelease);
addButtonHook("lock-bootloader", lockBootloader);
} else {
console.log("WebUSB unavailable");
}
// @license-end
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