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Mini Shell
<?php
declare(strict_types=1);
namespace Termwind;
use Closure;
use Symfony\Component\Console\Output\ConsoleOutput;
use Symfony\Component\Console\Output\OutputInterface;
use Termwind\Components\Element;
use Termwind\Exceptions\InvalidChild;
/**
* @internal
*/
final class Termwind
{
/**
* The implementation of the output.
*/
private static OutputInterface|null $renderer;
/**
* Sets the renderer implementation.
*/
public static function renderUsing(OutputInterface|null $renderer): void
{
self::$renderer = $renderer ?? new ConsoleOutput();
}
/**
* Creates a div element instance.
*
* @param array<int, Element|string>|string $content
* @param array<string, mixed> $properties
*/
public static function div(array|string $content = '', string $styles = '', array $properties = []): Components\Div
{
$content = self::prepareElements($content, $styles);
return Components\Div::fromStyles(
self::getRenderer(), $content, $styles, $properties
);
}
/**
* Creates a paragraph element instance.
*
* @param array<int, Element|string>|string $content
* @param array<string, mixed> $properties
*/
public static function paragraph(array|string $content = '', string $styles = '', array $properties = []): Components\Paragraph
{
$content = self::prepareElements($content, $styles);
return Components\Paragraph::fromStyles(
self::getRenderer(), $content, $styles, $properties
);
}
/**
* Creates a span element instance with the given style.
*
* @param array<int, Element|string>|string $content
* @param array<string, mixed> $properties
*/
public static function span(array|string $content = '', string $styles = '', array $properties = []): Components\Span
{
$content = self::prepareElements($content, $styles);
return Components\Span::fromStyles(
self::getRenderer(), $content, $styles, $properties
);
}
/**
* Creates an element instance with raw content.
*
* @param array<int, Element|string>|string $content
*/
public static function raw(array|string $content = ''): Components\Raw
{
return Components\Raw::fromStyles(
self::getRenderer(), $content
);
}
/**
* Creates an anchor element instance with the given style.
*
* @param array<int, Element|string>|string $content
* @param array<string, mixed> $properties
*/
public static function anchor(array|string $content = '', string $styles = '', array $properties = []): Components\Anchor
{
$content = self::prepareElements($content, $styles);
return Components\Anchor::fromStyles(
self::getRenderer(), $content, $styles, $properties
);
}
/**
* Creates an unordered list instance.
*
* @param array<int, string|Element> $content
* @param array<string, mixed> $properties
*/
public static function ul(array $content = [], string $styles = '', array $properties = []): Components\Ul
{
$ul = Components\Ul::fromStyles(
self::getRenderer(), '', $styles, $properties
);
$content = self::prepareElements(
$content,
$styles,
static function ($li) use ($ul): string|Element {
if (is_string($li)) {
return $li;
}
if (! $li instanceof Components\Li) {
throw new InvalidChild('Unordered lists only accept `li` as child');
}
return match (true) {
$li->hasStyle('list-none') => $li,
$ul->hasStyle('list-none') => $li->addStyle('list-none'),
$ul->hasStyle('list-square') => $li->addStyle('list-square'),
$ul->hasStyle('list-disc') => $li->addStyle('list-disc'),
default => $li->addStyle('list-none'),
};
}
);
return $ul->setContent($content);
}
/**
* Creates an ordered list instance.
*
* @param array<int, string|Element> $content
* @param array<string, mixed> $properties
*/
public static function ol(array $content = [], string $styles = '', array $properties = []): Components\Ol
{
$ol = Components\Ol::fromStyles(
self::getRenderer(), '', $styles, $properties
);
$index = 0;
$content = self::prepareElements(
$content,
$styles,
static function ($li) use ($ol, &$index): string|Element {
if (is_string($li)) {
return $li;
}
if (! $li instanceof Components\Li) {
throw new InvalidChild('Ordered lists only accept `li` as child');
}
return match (true) {
$li->hasStyle('list-none') => $li->addStyle('list-none'),
$ol->hasStyle('list-none') => $li->addStyle('list-none'),
$ol->hasStyle('list-decimal') => $li->addStyle('list-decimal-'.(++$index)),
default => $li->addStyle('list-none'),
};
}
);
return $ol->setContent($content);
}
/**
* Creates a list item instance.
*
* @param array<int, Element|string>|string $content
* @param array<string, mixed> $properties
*/
public static function li(array|string $content = '', string $styles = '', array $properties = []): Components\Li
{
$content = self::prepareElements($content, $styles);
return Components\Li::fromStyles(
self::getRenderer(), $content, $styles, $properties
);
}
/**
* Creates a description list instance.
*
* @param array<int, string|Element> $content
* @param array<string, mixed> $properties
*/
public static function dl(array $content = [], string $styles = '', array $properties = []): Components\Dl
{
$content = self::prepareElements(
$content,
$styles,
static function ($element): string|Element {
if (is_string($element)) {
return $element;
}
if (! $element instanceof Components\Dt && ! $element instanceof Components\Dd) {
throw new InvalidChild('Description lists only accept `dt` and `dd` as children');
}
return $element;
}
);
return Components\Dl::fromStyles(
self::getRenderer(), $content, $styles, $properties
);
}
/**
* Creates a description term instance.
*
* @param array<int, Element|string>|string $content
* @param array<string, mixed> $properties
*/
public static function dt(array|string $content = '', string $styles = '', array $properties = []): Components\Dt
{
$content = self::prepareElements($content, $styles);
return Components\Dt::fromStyles(
self::getRenderer(), $content, $styles, $properties
);
}
/**
* Creates a description details instance.
*
* @param array<int, Element|string>|string $content
* @param array<string, mixed> $properties
*/
public static function dd(array|string $content = '', string $styles = '', array $properties = []): Components\Dd
{
$content = self::prepareElements($content, $styles);
return Components\Dd::fromStyles(
self::getRenderer(), $content, $styles, $properties
);
}
/**
* Creates a horizontal rule instance.
*
* @param array<string, mixed> $properties
*/
public static function hr(string $styles = '', array $properties = []): Components\Hr
{
return Components\Hr::fromStyles(
self::getRenderer(), '', $styles, $properties
);
}
/**
* Creates an break line element instance.
*
* @param array<string, mixed> $properties
*/
public static function breakLine(string $styles = '', array $properties = []): Components\BreakLine
{
return Components\BreakLine::fromStyles(
self::getRenderer(), '', $styles, $properties
);
}
/**
* Gets the current renderer instance.
*/
public static function getRenderer(): OutputInterface
{
return self::$renderer ??= new ConsoleOutput();
}
/**
* Convert child elements to a string.
*
* @param array<int, string|Element>|string $elements
* @return array<int, string|Element>
*/
private static function prepareElements($elements, string $styles = '', Closure|null $callback = null): array
{
if ($callback === null) {
$callback = static fn ($element): string|Element => $element;
}
$elements = is_array($elements) ? $elements : [$elements];
return array_map($callback, $elements);
}
}
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