import { mkdir, mkdtemp } from "node:fs/promises";
import { tmpdir } from "node:os";
import path from "node:path";
import { cwd, exit } from "node:process";
import { Alpine } from "./alpine.js";
import { generateForgejoSecretsFile } from "./services/forgejo/secrets.js";
import { generateGrafanaSecretsFile } from "./services/grafana/secrets.js";
import { execFile } from "./helpers/better-api.js";
import { setupKernel } from "./kernel.js";
import { runQemu } from "./qemu.js";
import { Runit } from "./runit/index.js";
import { installFluentBit } from "./software/fluentbit";
import { setupForgejo } from "./services/forgejo/index.js";
import { setupDhcpcd } from "./services/dhcpcd.js";
import { setupNtpsec } from "./services/ntpsec.js";
import { setupGrafana } from "./services/grafana/index.js";
import { setupLoki } from "./services/loki/index.js";
import { generatePasswdSecretsFile } from "./passwd.js";

if (process.argv[2] === "generate-secrets") {
  await generateForgejoSecretsFile();
  await generateGrafanaSecretsFile();
  await generatePasswdSecretsFile();
  exit(0);
}

async function timed<T>(fn: () => Promise<T>): Promise<T> {
  console.time(fn.toString());
  const r = await fn();
  console.timeEnd(fn.toString());
  return r;
}

{
  console.time("Building");

  const artifactsDir = path.join(cwd(), "artifacts/");
  const kernelDir = path.join(artifactsDir, "kernel");
  await mkdir(artifactsDir, { recursive: true });
  await mkdir(kernelDir, { recursive: true });

  const rootfsDir = await mkdtemp(path.join(tmpdir(), "define-alpine-"));
  console.debug(rootfsDir);
  const alpine = await timed(() => Alpine.makeWorld({ dir: rootfsDir }));

  await alpine.addPackages(["helix", "htop", "iproute2-ss", "socat"]);
  await alpine.writeFile(
    "/root/.ash_history",
    `
socat tcp-listen:80,reuseaddr,fork tcp:localhost:3050 &
`,
    { uid: 0, gid: 0 }
  );
  await alpine.fstab.addMount("/dev/sda /persist ext4	defaults  0	0");
  await timed(() => installFluentBit(alpine));
  const runit = await timed(() => Runit.setup(alpine));
  await timed(() => setupDhcpcd(alpine, runit));
  await timed(() => setupNtpsec(alpine, runit));
  await timed(() => setupForgejo(alpine, runit));
  await timed(() => setupLoki(alpine, runit));
  await timed(() => setupGrafana(alpine, runit));
  const kernel = await timed(() => setupKernel(alpine, kernelDir));

  await timed(() => alpine.actuallyInstallPackages());
  const squashfs = path.join(artifactsDir, "image.squashfs");
  await timed(() =>
    execFile("mksquashfs", [
      alpine.dir,
      squashfs,
      "-root-mode",
      "755",
      "-comp",
      "zstd",
      "-Xcompression-level",
      "1",
      "-noappend",
      "-quiet",
    ])
  );

  console.timeEnd("Building");

  // runQemu(squashfs, kernel, { graphic: true });
}