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import { which } from "https://deno.land/x/which@0.2.1/mod.ts";import {  cyan,  dim,  green,  red,  yellow,} from "https://deno.land/std@0.170.0/fmt/colors.ts";
// watch ctrl + cDeno.addSignalListener("SIGINT", () => {  console.log(`❎ The task was ${yellow("manually interrupted")}`);  Deno.exit(128 + 2);});
export async function exist(path: string) {  try {    await Deno.stat(path);    return true;  } catch (error) {    if (error instanceof Deno.errors.NotFound) {      return false;    }    throw error;  }}
export async function execa(cmd: string[]) {  const command = await which(cmd.shift()!);
  const p = Deno.run({    cmd: [command!, ...cmd],    stdin: "inherit",    stderr: "inherit",    stdout: "inherit",  });
  const { success, code } = await p.status();
  if (!success) {    console.log(`❎ ${red("Task execution failed")}`);    Deno.exit(code);  }}
export function creatLocalStorageRef<T extends string>(key: string) {  let v: T;  return {    get value() {      return v ??= localStorage.getItem(key) as T;    },    set value(nv) {      v = nv;      localStorage.setItem(key, nv);    },  };}
type PackageManager = "npm" | "yarn" | "pnpm";
export function usePackageManager() {  const cwd = Deno.cwd();  const ref = creatLocalStorageRef<PackageManager>(cwd);
  async function staging() {    if (ref.value) {      return;    }    if (await exist("pnpm-lock.yaml")) {      ref.value = "pnpm";    } else if (await exist("yarn.lock")) {      ref.value = "yarn";    } else {      ref.value = "npm";    }  }
  function getCommand() {    const { length } = Deno.args;    // install    if (length === 0) {      return [ref.value, "install"];    }
    const command = Deno.args[0];
    // Not supported by yarn install    if (      ref.value === "yarn" && length > 1 &&      (command === "i" || command === "install")    ) {      return [ref.value, "add", ...Deno.args.slice(1)];    }
    // Most manager commands are compatible    if (ref.value !== "npm") {      return [ref.value, ...Deno.args];    }
    const isRunScript =      !/^(run|install|test|publish|uninstall|help|add|remove|i)$/        .test(          command,        );
    // npm run script    if (      isRunScript    ) {      return [ref.value, "run", ...Deno.args];    }
    return [ref.value, ...Deno.args];  }
  return {    ref,    staging,    getCommand,  };}
const {  staging,  getCommand,  ref: packageManager,} = usePackageManager();
function inputPackageManager() {  packageManager.value = prompt(    `🤯 Input your package manager ${dim("(npm | yarn | pnpm)")}`,    "npm",  ) as PackageManager;}
export async function hopeCreateProject() {  if (Deno.args[0] !== "create") {    return false;  }
  inputPackageManager();
  await execa(getCommand());
  console.log(`✅ The project create succeeded`);
  return true;}
export async function ensureProjectInit() {  const ignore = Deno.args.length !== 0 || await exist("package.json");  if (ignore) {    return false;  }
  const wantInited = confirm(    `🫣 ${yellow("package.json does not exist")}, whether to initialize?`,  );
  if (!wantInited) {    console.log(`🥰 all right, ${cyan("have a good time!!")}`);    Deno.exit(0);  }
  inputPackageManager();
  const cmd = [packageManager.value, "init"];
  if (packageManager.value !== "pnpm") {    const skipTedious = confirm(      `👻 Whether to ${green("skip complicated steps")}?`,    );    if (skipTedious) {      cmd.push("-y");    }  }
  await execa(cmd);  console.log(`✅ The project initialization succeeded`);
  return true;}
async function runCommand() {  await staging();  await execa(getCommand());  console.log(`✅ Command executed successfully`);  return true;}
const tasks = [hopeCreateProject, ensureProjectInit, runCommand];
for (const task of tasks) {  const fusing = await task();
  if (fusing) {    break;  }}