// The Pterodactyl panel the test rigs run on, shared by rig.js and console.js.
//
// Nothing here is shipped: tools/ is developer scaffolding (docs/runicnpc/PLAN.md §9, stage 0).
// Where the panel is and which servers are the rigs is local knowledge, so it lives in
// tools/rigs.json (git-ignored; copy tools/rigs.example.json). The panel's client API key is read
// at call time from the file rigs.json names, and is never printed.

const fs = require('fs')
const path = require('path')

const CONFIG = path.join(__dirname, 'rigs.json')

function load() {
  if (!fs.existsSync(CONFIG)) {
    console.error(`No ${CONFIG}. Copy tools/rigs.example.json to tools/rigs.json and fill it in.`)
    process.exit(2)
  }
  const config = JSON.parse(fs.readFileSync(CONFIG, 'utf8'))

  // The key file holds `name: value` lines; the panel's client key is `user`.
  const keys = Object.fromEntries(
    fs
      .readFileSync(config.tokenFile, 'utf8')
      .split(/\r?\n/)
      .filter((l) => l.includes(':'))
      .map((l) => [l.slice(0, l.indexOf(':')).trim(), l.slice(l.indexOf(':') + 1).trim()])
  )
  if (!keys.user) {
    console.error(`${config.tokenFile} has no "user:" line (the panel's client API key).`)
    process.exit(2)
  }

  return { panel: config.panel.replace(/\/+$/, ''), rigs: config.rigs, key: keys.user }
}

/** The server id of a rig by name, or exit with the names there are. */
function serverId(config, rig) {
  const id = config.rigs[rig]
  if (!id) {
    console.error(`Unknown rig "${rig}". Known: ${Object.keys(config.rigs).join(', ')}`)
    process.exit(2)
  }
  return id
}

// Git Bash (MSYS) rewrites an argument starting with / into C:/Program Files/Git/...; undo it, so
// a mangled path never reaches the server. On 2026-09-29 every rig file call failed this way and
// looked like an outage of the panel's file API.
const unmsys = (x) =>
  typeof x === 'string' ? x.replace(/^[A-Za-z]:\/Program Files\/Git(?=\/|$)/, '') || '/' : x

module.exports = { load, serverId, unmsys }