Vencord Standalone without git/node (#148)

src/ipcMain/updater/git.ts

@@ -0,0 +1,74 @@
+/*
+ * Vencord, a modification for Discord's desktop app
+ * Copyright (c) 2022 Vendicated and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+import { execFile as cpExecFile } from "child_process";
+import { ipcMain } from "electron";
+import { join } from "path";
+import { promisify } from "util";
+
+import IpcEvents from "../../utils/IpcEvents";
+import { calculateHashes, serializeErrors } from "./common";
+
+const VENCORD_SRC_DIR = join(__dirname, "..");
+
+const execFile = promisify(cpExecFile);
+
+function git(...args: string[]) {
+    return execFile("git", args, {
+        cwd: VENCORD_SRC_DIR
+    });
+}
+
+async function getRepo() {
+    const res = await git("remote", "get-url", "origin");
+    return res.stdout.trim()
+        .replace(/git@(.+):/, "https://$1/")
+        .replace(/\.git$/, "");
+}
+
+async function calculateGitChanges() {
+    await git("fetch");
+
+    const res = await git("log", "HEAD...origin/main", "--pretty=format:%an/%h/%s");
+
+    const commits = res.stdout.trim();
+    return commits ? commits.split("\n").map(line => {
+        const [author, hash, ...rest] = line.split("/");
+        return {
+            hash, author, message: rest.join("/")
+        };
+    }) : [];
+}
+
+async function pull() {
+    const res = await git("pull");
+    return res.stdout.includes("Fast-forward");
+}
+
+async function build() {
+    const res = await execFile("node", ["scripts/build/build.mjs"], {
+        cwd: VENCORD_SRC_DIR
+    });
+    return !res.stderr.includes("Build failed");
+}
+
+ipcMain.handle(IpcEvents.GET_HASHES, serializeErrors(calculateHashes));
+ipcMain.handle(IpcEvents.GET_REPO, serializeErrors(getRepo));
+ipcMain.handle(IpcEvents.GET_UPDATES, serializeErrors(calculateGitChanges));
+ipcMain.handle(IpcEvents.UPDATE, serializeErrors(pull));
+ipcMain.handle(IpcEvents.BUILD, serializeErrors(build));