#!/usr/bin/env node

// Copyright 2019-2022 Tauri Programme within The Commons Conservancy
// SPDX-License-Identifier: Apache-2.0
// SPDX-License-Identifier: MIT

const cli = require("./index");
const path = require("path");

const [bin, script, ...args] = process.argv;
const binStem = path.parse(bin).name.toLowerCase();

// We want to make a helpful binary name for the underlying CLI helper, if we
// can successfully detect what command likely started the execution.
let binName;

// deno run -A npm:@tauri-apps/cli or deno task tauri
if (globalThis.navigator?.userAgent?.includes("Deno")) {
  binName = bin;
}
// Even if started by a package manager, the binary will be NodeJS or Bun.
// Some distribution still use "nodejs" as the binary name.
else if (binStem.match(/(nodejs|node|bun)-*([0-9]*)*$/g)) {
  const managerStem = process.env.npm_execpath
    ? path.parse(process.env.npm_execpath).name.toLowerCase()
    : null;
  if (managerStem) {
    let manager;
    switch (managerStem) {
      // Only supported package manager that has a different filename is npm.
      case "npm-cli":
        manager = "npm";
        break;

      // Yarn, pnpm, and Bun have the same stem name as their bin.
      // We assume all unknown package managers do as well.
      default:
        manager = managerStem;
        break;
    }

    binName = `${manager} run ${process.env.npm_lifecycle_event}`;
  } else {
    // Assume running NodeJS if we didn't detect a manager from the env.
    // We normalize the path to prevent the script's absolute path being used.
    const scriptNormal = path.normalize(path.relative(process.cwd(), script));
    binName = `${binStem} ${scriptNormal}`;
  }
} else {
  // We don't know what started it, assume it's already stripped.
  args.unshift(bin);
}

// adapted from https://github.com/vitejs/vite/blob/34826aae015ed16dc9b9096c0f778154ca6981a6/packages/create-vite/src/index.ts#L513
const userAgent =
  process.env.npm_config_user_agent ?? globalThis.navigator?.userAgent;
const pkgManager = userAgent?.split(" ")[0]?.split("/")[0].toLocaleLowerCase();

cli.run(args, binName, pkgManager);