/**
 * Attach first-party guest TUI / SDK onto ctx (raw-JS IIFE, no guest import).
 */
import { BARE_OS_TUI_SDK_SOURCE } from './bare-os-tui-sdk.data.mjs'

/**
 * @param {Record<string, string> | null | undefined} env
 */
export function bareOsTuiEnabled(env) {
  const v = env && env.BARE_OS_TUI
  return v !== '0' && v !== 'false'
}

/**
 * @param {Record<string, unknown>} ctx
 * @param {{ source?: string }} [opts]
 * @returns {boolean}
 */
export function attachBareOsTuiSdk(ctx, opts = {}) {
  if (!ctx || typeof ctx !== 'object') return false
  const env =
    ctx.env && typeof ctx.env === 'object'
      ? /** @type {Record<string, string>} */ (ctx.env)
      : {}
  if (!bareOsTuiEnabled(env)) return false
  if (
    typeof ctx.bareOsIsCtxMethodAllowed === 'function' &&
    ctx.bareOsIsCtxMethodAllowed('tui') === false
  ) {
    return false
  }
  const src =
    typeof opts.source === 'string' && opts.source
      ? opts.source
      : BARE_OS_TUI_SDK_SOURCE
  if (!src) return false
  try {
    const factory = new Function(
      'ctx',
      '"use strict"; return (' + src + ')(ctx)'
    )
    const boxed = factory(ctx)
    if (!boxed || typeof boxed !== 'object' || !boxed.tui) return false
    ctx.tui = Object.freeze(boxed.tui)
    ctx.sdk = Object.freeze(boxed.sdk)
    return true
  } catch (e) {
    if (typeof ctx.console?.error === 'function') {
      ctx.console.error(
        'bare-os-tui: attach failed: ' + (e && /** @type {Error} */ (e).message)
      )
    }
    return false
  }
}