Viewing file:  SuggestPromptRenderer.php (4.06 KB) -rw-r--r--
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<?php
namespace Laravel\Prompts\Themes\Default;
use Laravel\Prompts\SuggestPrompt;
use Laravel\Prompts\Themes\Contracts\Scrolling;
class SuggestPromptRenderer extends Renderer implements Scrolling
{
use Concerns\DrawsBoxes;
use Concerns\DrawsScrollbars;
/**
* Render the suggest prompt.
*/
public function __invoke(SuggestPrompt $prompt): string
{
$maxWidth = $prompt->terminal()->cols() - 6;
return match ($prompt->state) {
'submit' => $this
->box(
$this->dim($this->truncate($prompt->label, $prompt->terminal()->cols() - 6)),
$this->truncate($prompt->value(), $maxWidth),
),
'cancel' => $this
->box(
$this->dim($this->truncate($prompt->label, $prompt->terminal()->cols() - 6)),
$this->strikethrough($this->dim($this->truncate($prompt->value() ?: $prompt->placeholder, $maxWidth))),
color: 'red',
)
->error($prompt->cancelMessage),
'error' => $this
->box(
$this->truncate($prompt->label, $prompt->terminal()->cols() - 6),
$this->valueWithCursorAndArrow($prompt, $maxWidth),
$this->renderOptions($prompt),
color: 'yellow',
)
->warning($this->truncate($prompt->error, $prompt->terminal()->cols() - 5)),
default => $this
->box(
$this->cyan($this->truncate($prompt->label, $prompt->terminal()->cols() - 6)),
$this->valueWithCursorAndArrow($prompt, $maxWidth),
$this->renderOptions($prompt),
)
->when(
$prompt->hint,
fn () => $this->hint($prompt->hint),
fn () => $this->newLine() // Space for errors
)
->spaceForDropdown($prompt),
};
}
/**
* Render the value with the cursor and an arrow.
*/
protected function valueWithCursorAndArrow(SuggestPrompt $prompt, int $maxWidth): string
{
if ($prompt->highlighted !== null || $prompt->value() !== '' || count($prompt->matches()) === 0) {
return $prompt->valueWithCursor($maxWidth);
}
return preg_replace(
'/\s$/',
$this->cyan('⌄'),
$this->pad($prompt->valueWithCursor($maxWidth - 1).' ', min($this->longest($prompt->matches(), padding: 2), $maxWidth))
);
}
/**
* Render a spacer to prevent jumping when the suggestions are displayed.
*/
protected function spaceForDropdown(SuggestPrompt $prompt): self
{
if ($prompt->value() === '' && $prompt->highlighted === null) {
$this->newLine(min(
count($prompt->matches()),
$prompt->scroll,
$prompt->terminal()->lines() - 7
) + 1);
}
return $this;
}
/**
* Render the options.
*/
protected function renderOptions(SuggestPrompt $prompt): string
{
if (empty($prompt->matches()) || ($prompt->value() === '' && $prompt->highlighted === null)) {
return '';
}
return $this->scrollbar(
collect($prompt->visible())
->map(fn ($label) => $this->truncate($label, $prompt->terminal()->cols() - 10))
->map(fn ($label, $key) => $prompt->highlighted === $key
? "{$this->cyan('›')} {$label} "
: " {$this->dim($label)} "
),
$prompt->firstVisible,
$prompt->scroll,
count($prompt->matches()),
min($this->longest($prompt->matches(), padding: 4), $prompt->terminal()->cols() - 6),
$prompt->state === 'cancel' ? 'dim' : 'cyan'
)->implode(PHP_EOL);
}
/**
* The number of lines to reserve outside of the scrollable area.
*/
public function reservedLines(): int
{
return 7;
}
}
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