feat(cli): create command line runner for arx.exe that uses settings …

…from .env

package.json

@@ -9,6 +9,9 @@
     "npm": ">=8.0.0",
     "node": ">=18.0.0"
   },
+  "bin": {
+    "arx-level-generator": "dist/src/bin/cli.js"
+  },
   "exports": {
     ".": {
       "default": "./dist/src/index.js",
@@ -86,6 +89,7 @@
     "arx-header-size": "^2.2.0",
     "color-rgba": "^2.4.0",
     "dotenv": "^16.3.1",
+    "minimist-lite": "^2.2.1",
     "node-pkware": "^3.0.4",
     "seedrandom": "^3.0.5",
     "sharp": "^0.32.5",

src/bin/cli.ts

@@ -0,0 +1,20 @@
+#!/usr/bin/env -S node --enable-source-maps
+import minimist from 'minimist-lite'
+import { Settings } from '@src/Settings.js'
+import { rungame } from './rungame.js'
+
+type AppArgs = {
+  rungame: boolean
+}
+
+const args: AppArgs = minimist(process.argv.slice(2), {
+  boolean: ['rungame'],
+})
+
+const settings = new Settings()
+
+if (args.rungame) {
+  await rungame(settings)
+} else {
+  console.info('[info] cli: available commands: "--rungame"')
+}

src/bin/rungame.ts

@@ -0,0 +1,42 @@
+import { exec } from 'node:child_process'
+import os from 'node:os'
+import path from 'node:path'
+import { promisify } from 'node:util'
+import { Settings } from '@src/Settings.js'
+import { fileExists } from '@src/helpers.js'
+
+export const rungame = async (settings: Settings) => {
+  const operatingSystem = os.platform()
+
+  if (operatingSystem !== 'win32' && operatingSystem !== 'linux') {
+    console.error(`[error] rungame: unsupported platform (expected "win32" or "linux", but got "${operatingSystem}")`)
+    return
+  }
+
+  const args = [`--loadlevel ${settings.levelIdx}`]
+
+  let exeFile: string
+  switch (operatingSystem) {
+    case 'win32':
+      exeFile = path.resolve(settings.outputDir, 'arx.exe')
+      break
+    case 'linux':
+      exeFile = path.resolve(settings.outputDir, 'arx')
+      break
+  }
+
+  if (!(await fileExists(exeFile))) {
+    console.error(`[error] rungame: executable not found at "${exeFile}"`)
+    return
+  }
+
+  try {
+    const { stdout, stderr } = await promisify(exec)(`${exeFile} ${args.join(' ')}`)
+    console.log(stdout)
+    if (stderr !== '') {
+      console.error(stderr)
+    }
+  } catch (e: unknown) {
+    console.error(e)
+  }
+}