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import { ensureDir } from "https://deno.land/std@0.153.0/fs/ensure_dir.ts";
const decoder = new TextDecoder();const architectures = [["x86_64", "x86_64"], ["aarch64", "arm64"]] as const;
const ExitType = {  Exit: "exit",  Fail: "fail",  Never: "never",} as const;type ExitType = typeof ExitType[keyof typeof ExitType];
const LogType = {  Success: "success",  Always: "always",  Fail: "fail",  Never: "never",} as const;type LogType = typeof LogType[keyof typeof LogType];
function indent(source: string, spaces = 2): string {  return source.split("\n").map((line) => `${" ".repeat(spaces)}${line}\n`)    .join("");}
async function spawn<T extends Deno.SpawnOptions>(  cmd: string,  { opts, exit, log }: { opts?: T; exit?: ExitType; log?: LogType } = {},): Promise<{  status: Deno.ChildStatus;  stdout: string;  stderr: string;}> {  if (opts !== undefined) {    opts.stdout = "piped";    opts.stderr = "piped";  }
  exit ??= ExitType.Never;  log ??= LogType.Always;
  const result = await Deno.spawn(cmd, opts);
  const stdout = decoder.decode(result.stdout!);  const stderr = decoder.decode(result.stderr!);
  if (result.success) {    if (log !== "never") {      console.log(`Successfully ran "${cmd} ${(opts?.args ?? []).join(" ")}"`);    }
    if (log === "success" || log === "always") {      if (stdout.length !== 0) {        console.log(`stdout:\n${indent(stdout)}`);      }      if (stderr.length !== 0) {        console.log(`stderr:\n${indent(stderr)}`);      }    }  } else {    if (log !== "never") {      console.log(`Failed run "${cmd}"`);    }
    if (log === "fail" || log === "always") {      if (stdout.length !== 0) {        console.log(`stdout:\n${indent(stdout)}`);      }      if (stderr.length !== 0) {        console.log(`stderr:\n${indent(stderr)}`);      }      console.log(`status: ${result.code}`);    }
    if (exit === ExitType.Fail) {      Deno.exit(result.code);    }  }
  if (exit === ExitType.Exit) {    Deno.exit(result.code);  }
  return {    status: result,    stdout,    stderr,  };}
await ensureDir("build");
switch (Deno.build.os) {  case "windows": {    await spawn("script/build.bat", {      exit: ExitType.Exit,    });    break;  }
  case "darwin": {    for (const [denoArch, gccArch] of architectures) {      await spawn("c++", {        opts: {          exit: ExitType.Fail,          args: [            "webview/webview.cc",            "-dynamiclib",            "-fpic",            "-DWEBVIEW_COCOA",            "-std=c++11",            "-Wall",            "-Wextra",            "-pedantic",            "-framework",            "WebKit",            "-arch",            gccArch,            "-o",            `build/libwebview.${denoArch}.dylib`,          ],        },      });    }    Deno.exit(0);    break;  }
  case "linux": {    const { stdout } = await spawn("pkg-config", {      opts: {        args: [          "--cflags",          "--libs",          "gtk+-3.0",          "webkit2gtk-4.0",        ],      },    });    await spawn("c++", {      opts: {        exit: ExitType.Fail,        args: [          "webview/webview.cc",          "-DWEBVIEW_GTK",          "-shared",          "-std=c++11",          "-Wall",          "-Wextra",          "-pedantic",          "-fpic",          ...stdout.trim().split(" "),          "-o",          "build/libwebview.so",        ],      },    });    Deno.exit(0);    break;  }}