<?php

namespace Laravel\Prompts;

use Closure;
use InvalidArgumentException;

class SearchPrompt extends Prompt
{
    use Concerns\Scrolling;
    use Concerns\Truncation;
    use Concerns\TypedValue;

    /**
     * The cached matches.
     *
     * @var array<int|string, string>|null
     */
    protected ?array $matches = null;

    /**
     * Create a new SearchPrompt 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 mixed $validate = null,
        public string $hint = '',
        public bool|string $required = true,
        public ?Closure $transform = null,
    ) {
        if ($this->required === false) {
            throw new InvalidArgumentException('Argument [required] must be true or a string.');
        }

        $this->trackTypedValue(submit: false, ignore: fn ($key) => Key::oneOf([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, Key::CTRL_P => $this->highlightPrevious(count($this->matches), true),
            Key::DOWN, Key::DOWN_ARROW, Key::TAB, Key::CTRL_N => $this->highlightNext(count($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::ENTER => $this->highlighted !== null ? $this->submit() : $this->search(),
            Key::oneOf([Key::LEFT, Key::LEFT_ARROW, Key::RIGHT, Key::RIGHT_ARROW, Key::CTRL_B, Key::CTRL_F], $key) => $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;
        }

        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);
    }

    /**
     * Get the current search query.
     */
    public function searchValue(): string
    {
        return $this->typedValue;
    }

    /**
     * Get the selected value.
     */
    public function value(): int|string|null
    {
        if ($this->matches === null || $this->highlighted === null) {
            return null;
        }

        return array_is_list($this->matches)
            ? $this->matches[$this->highlighted]
            : array_keys($this->matches)[$this->highlighted];
    }

    /**
     * Get the selected label.
     */
    public function label(): ?string
    {
        return $this->matches[array_keys($this->matches)[$this->highlighted]] ?? null;
    }
}

.NET Framework

Project Request

ProjectC

Vehicle Maintenance

Movie Navigator

Customers Exchange

ATM

.NET Core

Mail Daemon

Custom

Buns of code

PHP

Mediabox

Loan Castle

Content Management

Laravel

Phone Check

Frontend

Forex Wall

Business projects

Certification Center

Amerikas Auto

Pet projects

Geolocation Assistant

Web Dynamics

Blackball

Good old times

DOS Clock

BrainOut

Airport Administrator

Atomizer

Mediabox