initial commit based on seamlessupdate.app

static/grapheneos.js

@@ -0,0 +1,86 @@
+"use strict";
+
+const devices = ["blueline", "crosshatch", "taimen", "walleye"];
+const channels = ["stable", "beta"];
+
+function createLink(href, text) {
+    const link = document.createElement("a");
+    link.appendChild(document.createTextNode(text));
+    link.href = href;
+    return link;
+}
+
+function deviceModel(device) {
+    if (device === "blueline") {
+        return "Pixel 3";
+    }
+    if (device === "crosshatch") {
+        return "Pixel 3 XL";
+    }
+    if (device === "marlin") {
+        return "Pixel XL";
+    }
+    if (device === "sailfish") {
+        return "Pixel";
+    }
+    if (device === "taimen") {
+        return "Pixel 2 XL";
+    }
+    if (device === "walleye") {
+        return "Pixel 2";
+    }
+    return "Unknown";
+}
+
+for (const channel of channels) {
+    for (const device of devices) {
+        fetch("https://seamlessupdate.app/" + device + "-" + channel).then(response => {
+            if (!response.ok) {
+                return Promise.reject();
+            }
+            return response.text();
+        }).then(text => {
+            const metadata = text.trim().split(" ");
+            const date = new Date(parseInt(metadata[1], 10) * 1000);
+            const dateString = date.toISOString().replace("T", " ").replace("Z", "").split(".")[0];
+
+            const baseUrl = "https://seamlessupdate.app/";
+
+            const factoryFilename = device + "-factory-" + metadata[0] + ".zip";
+            const factoryUrl = baseUrl + factoryFilename;
+
+            const updateFilename = device + "-ota_update-" + metadata[0] + ".zip";
+            const updateUrl = baseUrl + updateFilename;
+
+            const list = document.getElementById(channel);
+
+            const model = deviceModel(device);
+
+            const release = document.createElement("div");
+            release.dataset.model = model;
+
+            const header = document.createElement("h3");
+            header.appendChild(document.createTextNode(model));
+            release.appendChild(header);
+
+            const version = document.createElement("p");
+            version.appendChild(document.createTextNode("Version: " + metadata[2] + "." + metadata[0]));
+            release.appendChild(version);
+
+            release.appendChild(createLink(factoryUrl, factoryFilename));
+            release.appendChild(document.createElement("br"));
+            release.appendChild(createLink(factoryUrl + ".sig", factoryFilename + ".sig"));
+            release.appendChild(document.createElement("br"));
+            release.appendChild(createLink(updateUrl, updateFilename));
+
+            for (const item of list.children) {
+                if (model < item.dataset.model) {
+                    list.insertBefore(release, item);
+                    return;
+                }
+            }
+
+            list.appendChild(release);
+        });
+    }
+}