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vendor/laravel/prompts/src/MultiSearchPrompt.php

@@ -0,0 +1,168 @@
+<?php
+
+namespace Laravel\Prompts;
+
+use Closure;
+
+class MultiSearchPrompt extends Prompt
+{
+    use Concerns\Scrolling;
+    use Concerns\Truncation;
+    use Concerns\TypedValue;
+
+    /**
+     * The cached matches.
+     *
+     * @var array<int|string, string>|null
+     */
+    protected ?array $matches = null;
+
+    /**
+     * The selected values.
+     *
+     * @var array<int|string, string>
+     */
+    public array $values = [];
+
+    /**
+     * Create a new MultiSearchPrompt instance.
+     *
+     * @param  Closure(string): array<int|string, string>  $options
+     */
+    public function __construct(
+        public string $label,
+        public Closure $options,
+        public string $placeholder = '',
+        public int $scroll = 5,
+        public bool|string $required = false,
+        public ?Closure $validate = null,
+        public string $hint = '',
+    ) {
+        $this->trackTypedValue(submit: false, ignore: fn ($key) => Key::oneOf([Key::SPACE, Key::HOME, Key::END, Key::CTRL_A, Key::CTRL_E], $key) && $this->highlighted !== null);
+
+        $this->initializeScrolling(null);
+
+        $this->on('key', fn ($key) => match ($key) {
+            Key::UP, Key::UP_ARROW, Key::SHIFT_TAB => $this->highlightPrevious(count($this->matches), true),
+            Key::DOWN, Key::DOWN_ARROW, Key::TAB => $this->highlightNext(count($this->matches), true),
+            Key::oneOf([Key::HOME, Key::CTRL_A], $key) => $this->highlighted !== null ? $this->highlight(0) : null,
+            Key::oneOf([Key::END, Key::CTRL_E], $key) => $this->highlighted !== null ? $this->highlight(count($this->matches()) - 1) : null,
+            Key::SPACE => $this->highlighted !== null ? $this->toggleHighlighted() : null,
+            Key::ENTER => $this->submit(),
+            Key::LEFT, Key::LEFT_ARROW, Key::RIGHT, Key::RIGHT_ARROW => $this->highlighted = null,
+            default => $this->search(),
+        });
+    }
+
+    /**
+     * Perform the search.
+     */
+    protected function search(): void
+    {
+        $this->state = 'searching';
+        $this->highlighted = null;
+        $this->render();
+        $this->matches = null;
+        $this->firstVisible = 0;
+        $this->state = 'active';
+    }
+
+    /**
+     * Get the entered value with a virtual cursor.
+     */
+    public function valueWithCursor(int $maxWidth): string
+    {
+        if ($this->highlighted !== null) {
+            return $this->typedValue === ''
+                ? $this->dim($this->truncate($this->placeholder, $maxWidth))
+                : $this->truncate($this->typedValue, $maxWidth);
+        }
+
+        if ($this->typedValue === '') {
+            return $this->dim($this->addCursor($this->placeholder, 0, $maxWidth));
+        }
+
+        return $this->addCursor($this->typedValue, $this->cursorPosition, $maxWidth);
+    }
+
+    /**
+     * Get options that match the input.
+     *
+     * @return array<string>
+     */
+    public function matches(): array
+    {
+        if (is_array($this->matches)) {
+            return $this->matches;
+        }
+
+        if (strlen($this->typedValue) === 0) {
+            $matches = ($this->options)($this->typedValue);
+
+            return $this->matches = [
+                ...array_diff($this->values, $matches),
+                ...$matches,
+            ];
+        }
+
+        return $this->matches = ($this->options)($this->typedValue);
+    }
+
+    /**
+     * The currently visible matches
+     *
+     * @return array<string>
+     */
+    public function visible(): array
+    {
+        return array_slice($this->matches(), $this->firstVisible, $this->scroll, preserve_keys: true);
+    }
+
+    /**
+     * Toggle the highlighted entry.
+     */
+    protected function toggleHighlighted(): void
+    {
+        if (array_is_list($this->matches)) {
+            $label = $this->matches[$this->highlighted];
+            $key = $label;
+        } else {
+            $key = array_keys($this->matches)[$this->highlighted];
+            $label = $this->matches[$key];
+        }
+
+        if (array_key_exists($key, $this->values)) {
+            unset($this->values[$key]);
+        } else {
+            $this->values[$key] = $label;
+        }
+    }
+
+    /**
+     * Get the current search query.
+     */
+    public function searchValue(): string
+    {
+        return $this->typedValue;
+    }
+
+    /**
+     * Get the selected value.
+     *
+     * @return array<int|string>
+     */
+    public function value(): array
+    {
+        return array_keys($this->values);
+    }
+
+    /**
+     * Get the selected labels.
+     *
+     * @return array<string>
+     */
+    public function labels(): array
+    {
+        return array_values($this->values);
+    }
+}