/** Guest sample: summon-shaped TUI without a live fetch. */

async function run(ctx) {
  if (!ctx.tui || !ctx.tui.isTTY()) {
    ctx.console.error('tui-summon example: needs a TTY')
    ctx.exitCode = 1
    return
  }
  await ctx.tui.run(
    {
      update: function (msg) {
        if (ctx.tui.key.matches(msg, 'q', 'ctrl+c')) return [this, ctx.tui.quit]
        return [this, null]
      },
      view: function () {
        return ctx.tui
          .style()
          .border(ctx.tui.style.borders.rounded)
          .width(60)
          .render(
            'summon example (no network)\n\n' +
              'summon — text browser for Bare OS\n' +
              'JS is off. HTTP via ctx.httpFetch.\n\n' +
              'Real client: /bin/summon\n' +
              'q quit'
          )
      }
    },
    { buffer: 'cell' }
  )
}