124 lines
4.1 KiB
PHP
124 lines
4.1 KiB
PHP
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<?php
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namespace Laravel\Prompts\Themes\Default;
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use Laravel\Prompts\SuggestPrompt;
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use Laravel\Prompts\Themes\Contracts\Scrolling;
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class SuggestPromptRenderer extends Renderer implements Scrolling
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{
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use Concerns\DrawsBoxes;
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use Concerns\DrawsScrollbars;
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/**
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* Render the suggest prompt.
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*/
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public function __invoke(SuggestPrompt $prompt): string
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{
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$maxWidth = $prompt->terminal()->cols() - 6;
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return match ($prompt->state) {
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'submit' => $this
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->box(
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$this->dim($this->truncate($prompt->label, $prompt->terminal()->cols() - 6)),
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$this->truncate($prompt->value(), $maxWidth),
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),
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'cancel' => $this
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->box(
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$this->dim($this->truncate($prompt->label, $prompt->terminal()->cols() - 6)),
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$this->strikethrough($this->dim($this->truncate($prompt->value() ?: $prompt->placeholder, $maxWidth))),
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color: 'red',
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)
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->error($prompt->cancelMessage),
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'error' => $this
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->box(
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$this->truncate($prompt->label, $prompt->terminal()->cols() - 6),
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$this->valueWithCursorAndArrow($prompt, $maxWidth),
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$this->renderOptions($prompt),
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color: 'yellow',
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)
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->warning($this->truncate($prompt->error, $prompt->terminal()->cols() - 5)),
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default => $this
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->box(
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$this->cyan($this->truncate($prompt->label, $prompt->terminal()->cols() - 6)),
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$this->valueWithCursorAndArrow($prompt, $maxWidth),
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$this->renderOptions($prompt),
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)
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->when(
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$prompt->hint,
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fn () => $this->hint($prompt->hint),
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fn () => $this->newLine() // Space for errors
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)
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->spaceForDropdown($prompt),
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};
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}
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/**
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* Render the value with the cursor and an arrow.
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*/
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protected function valueWithCursorAndArrow(SuggestPrompt $prompt, int $maxWidth): string
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{
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if ($prompt->highlighted !== null || $prompt->value() !== '' || count($prompt->matches()) === 0) {
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return $prompt->valueWithCursor($maxWidth);
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}
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return preg_replace(
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'/\s$/',
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$this->cyan('⌄'),
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$this->pad($prompt->valueWithCursor($maxWidth - 1).' ', min($this->longest($prompt->matches(), padding: 2), $maxWidth))
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);
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}
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/**
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* Render a spacer to prevent jumping when the suggestions are displayed.
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*/
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protected function spaceForDropdown(SuggestPrompt $prompt): self
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{
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if ($prompt->value() === '' && $prompt->highlighted === null) {
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$this->newLine(min(
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count($prompt->matches()),
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$prompt->scroll,
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$prompt->terminal()->lines() - 7
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) + 1);
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}
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return $this;
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}
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/**
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* Render the options.
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*/
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protected function renderOptions(SuggestPrompt $prompt): string
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{
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if (empty($prompt->matches()) || ($prompt->value() === '' && $prompt->highlighted === null)) {
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return '';
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}
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return implode(PHP_EOL, $this->scrollbar(
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array_map(function ($label, $key) use ($prompt) {
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$label = $this->truncate($label, $prompt->terminal()->cols() - 12);
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return $prompt->highlighted === $key
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? "{$this->cyan('›')} {$label} "
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: " {$this->dim($label)} ";
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}, $visible = $prompt->visible(), array_keys($visible)),
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$prompt->firstVisible,
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$prompt->scroll,
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count($prompt->matches()),
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min($this->longest($prompt->matches(), padding: 4), $prompt->terminal()->cols() - 6),
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$prompt->state === 'cancel' ? 'dim' : 'cyan'
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));
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}
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/**
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* The number of lines to reserve outside of the scrollable area.
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*/
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public function reservedLines(): int
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{
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return 7;
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}
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}
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