jcubic/lips

let original: string;

export function initTerminal() {
  const $ = globalThis.$;
  $.terminal.syntax('scheme');
  const $term = $('.term');
  if (!original) {
    original = $term.html();
  }
  $term.empty();
  const term = globalThis.terminal({
    selector: '.term',
    dynamic: false,
    name: 'demo',
    lips: globalThis.lips
  });
  term.tooltips($('.example'), ($node: any) => $node.text(), function($node: any) {
    const offset = $node.offset();
    const top = offset.top;
    const left = offset.left;
    const right = offset.left + $node.width();
    return { top, right, left };
  });

  const intro = `(λ LIPS) version ${globalThis.lips.version}
Copyright (c) 2018-${new Date().getFullYear()} [[!;;;;https://jcubic.pl/me]Jakub T. Jankiewicz]

Type (env) to see environment with functions macros and variables
You can also use (help obj)to display help for specific function or macro.
Use (dir name) to get list of JavaScript properties and (apropos name)
to display list of matched names in environment.`

  term.echo(intro.replace(/(\((?:env|dir|help|apropos)[^)]*\))/g, function(code) {
    return $.terminal.prism('scheme', code, { echo: true });
  }), {
    formatters: false
  });
};

export function destroyTerminal() {
  const $ = globalThis.$;
  $('.terminal-tooltip').remove();
  const $term = $('.term');
  $term.terminal().destroy();
}