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import { ipcMain } from 'electron';
import { promisify } from "util";
import IpcEvents from "../utils/IpcEvents";
import { execFile as cpExecFile } from 'child_process';
import { join } from 'path';
import { createReadStream } from 'fs';
import { createHash } from 'crypto';
const VENCORD_SRC_DIR = join(__dirname, "..");
const execFile = promisify(cpExecFile);
function git(...args: string[]) {
return execFile("git", args, {
cwd: VENCORD_SRC_DIR
});
}
async function calculateHashes() {
const hashes = {} as Record<string, string>;
await Promise.all(
["patcher.js", "preload.js", "renderer.js"].map(file => new Promise<void>(r => {
const fis = createReadStream(join(__dirname, file));
const hash = createHash("sha1", { encoding: "hex" });
fis.once("end", () => {
hash.end();
hashes[file] = hash.read();
r();
});
fis.pipe(hash);
}))
);
return hashes;
}
function serializeErrors(func: (...args: any[]) => any) {
return async function () {
try {
return {
ok: true,
value: await func(...arguments)
};
} catch (e: any) {
return {
ok: false,
error: e instanceof Error ? {
// prototypes get lost, so turn error into plain object
...e
} : e
};
}
};
}
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", ["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));
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