<?php

declare(strict_types=1);

namespace App\Framework\Console\Examples;

use App\Framework\Console\ArgumentParser;
use App\Framework\Console\ConsoleCommand;
use App\Framework\Console\ConsoleInput;
use App\Framework\Console\ConsoleOutputInterface;
use App\Framework\Console\ExitCode;
use App\Framework\Console\HelpGenerator;
use App\Framework\Core\ValueObjects\Email;

/**
 * Example command demonstrating the enhanced parameter parsing system
 */
final readonly class CreateUserCommand
{
    private ArgumentParser $parser;

    public function __construct()
    {
        // Define command arguments using the fluent builder
        $this->parser = ArgumentParser::create()
            ->requiredString('email', 'User email address')
            ->requiredString('name', 'Full name of the user')
            ->choice('role', ['user', 'admin', 'moderator'], false, 'user', 'User role')
            ->flag('force', 'f', 'Skip confirmation prompts')
            ->flag('notify', null, 'Send welcome email to user')
            ->integer('quota', false, 100, 'Storage quota in MB')
            ->build();
    }

    #[ConsoleCommand('user:create', 'Create a new user account')]
    public function execute(ConsoleInput $input, ConsoleOutputInterface $output): ExitCode
    {
        try {
            // Set the enhanced parser for this command
            $input->setArgumentParser($this->parser);

            // Validate all required arguments
            $input->validate();

            // Get typed arguments with automatic validation
            $email = new Email($input->getString('email'));
            $name = $input->getString('name');
            $role = $input->getString('role');
            $force = $input->getBool('force');
            $notify = $input->getBool('notify');
            $quota = $input->getInt('quota');

            // Display what we're about to do
            $output->writeLine("Creating user with the following details:");
            $output->writeLine("  Email: {$email->toString()}");
            $output->writeLine("  Name: {$name}");
            $output->writeLine("  Role: {$role}");
            $output->writeLine("  Quota: {$quota} MB");
            $output->writeLine("  Notify: " . ($notify ? 'Yes' : 'No'));
            $output->newLine();

            // Confirm unless forced
            if (! $force && ! $input->confirm('Create this user?', false)) {
                $output->writeInfo('User creation cancelled.');

                return ExitCode::SUCCESS;
            }

            // Simulate user creation
            $output->writeSuccess("User '{$name}' created successfully!");

            if ($notify) {
                $output->writeInfo("Welcome email sent to {$email->toString()}");
            }

            return ExitCode::SUCCESS;

        } catch (\InvalidArgumentException $e) {
            $output->writeError($e->getMessage());
            $this->showHelp($output);

            return ExitCode::INVALID_INPUT;

        } catch (\Exception $e) {
            $output->writeError("Failed to create user: " . $e->getMessage());

            return ExitCode::GENERAL_ERROR;
        }
    }

    #[ConsoleCommand('user:create:help', 'Show help for user:create command')]
    public function showHelp(ConsoleInput $input, ConsoleOutputInterface $output): ExitCode
    {
        $helpGenerator = new HelpGenerator($output);
        $helpGenerator->display(
            'user:create',
            $this->parser->getDefinitions(),
            'Create a new user account with email, name, and optional settings.'
        );

        return ExitCode::SUCCESS;
    }

    /**
     * Example usage methods to demonstrate all features
     */
    public function getExampleUsages(): array
    {
        return [
            // Basic usage
            'php console user:create john@example.com "John Doe"',

            // With role
            'php console user:create john@example.com "John Doe" --role=admin',

            // With short flags
            'php console user:create john@example.com "John Doe" -f --notify',

            // With quota
            'php console user:create john@example.com "John Doe" --quota=500 --role=moderator',

            // All options
            'php console user:create john@example.com "John Doe" --role=admin --force --notify --quota=1000',
        ];
    }
}