<?php

namespace Illuminate\Console;

use Illuminate\Console\Concerns\CreatesMatchingTest;
use Illuminate\Contracts\Console\PromptsForMissingInput;
use Illuminate\Filesystem\Filesystem;
use Illuminate\Support\Str;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Finder\Finder;

abstract class GeneratorCommand extends Command implements PromptsForMissingInput
{
    /**
     * The filesystem instance.
     *
     * @var \Illuminate\Filesystem\Filesystem
     */
    protected $files;

    /**
     * The type of class being generated.
     *
     * @var string
     */
    protected $type;

    /**
     * Reserved names that cannot be used for generation.
     *
     * @var string[]
     */
    protected $reservedNames = [
        '__halt_compiler',
        'abstract',
        'and',
        'array',
        'as',
        'break',
        'callable',
        'case',
        'catch',
        'class',
        'clone',
        'const',
        'continue',
        'declare',
        'default',
        'die',
        'do',
        'echo',
        'else',
        'elseif',
        'empty',
        'enddeclare',
        'endfor',
        'endforeach',
        'endif',
        'endswitch',
        'endwhile',
        'enum',
        'eval',
        'exit',
        'extends',
        'false',
        'final',
        'finally',
        'fn',
        'for',
        'foreach',
        'function',
        'global',
        'goto',
        'if',
        'implements',
        'include',
        'include_once',
        'instanceof',
        'insteadof',
        'interface',
        'isset',
        'list',
        'match',
        'namespace',
        'new',
        'or',
        'parent',
        'print',
        'private',
        'protected',
        'public',
        'readonly',
        'require',
        'require_once',
        'return',
        'self',
        'static',
        'switch',
        'throw',
        'trait',
        'true',
        'try',
        'unset',
        'use',
        'var',
        'while',
        'xor',
        'yield',
        '__CLASS__',
        '__DIR__',
        '__FILE__',
        '__FUNCTION__',
        '__LINE__',
        '__METHOD__',
        '__NAMESPACE__',
        '__TRAIT__',
    ];

    /**
     * Create a new generator command instance.
     *
     * @param  \Illuminate\Filesystem\Filesystem  $files
     * @return void
     */
    public function __construct(Filesystem $files)
    {
        parent::__construct();

        if (in_array(CreatesMatchingTest::class, class_uses_recursive($this))) {
            $this->addTestOptions();
        }

        $this->files = $files;
    }

    /**
     * Get the stub file for the generator.
     *
     * @return string
     */
    abstract protected function getStub();

    /**
     * Execute the console command.
     *
     * @return bool|null
     *
     * @throws \Illuminate\Contracts\Filesystem\FileNotFoundException
     */
    public function handle()
    {
        // First we need to ensure that the given name is not a reserved word within the PHP
        // language and that the class name will actually be valid. If it is not valid we
        // can error now and prevent from polluting the filesystem using invalid files.
        if ($this->isReservedName($this->getNameInput())) {
            $this->components->error('The name "'.$this->getNameInput().'" is reserved by PHP.');

            return false;
        }

        $name = $this->qualifyClass($this->getNameInput());

        $path = $this->getPath($name);

        // Next, We will check to see if the class already exists. If it does, we don't want
        // to create the class and overwrite the user's code. So, we will bail out so the
        // code is untouched. Otherwise, we will continue generating this class' files.
        if ((! $this->hasOption('force') ||
             ! $this->option('force')) &&
             $this->alreadyExists($this->getNameInput())) {
            $this->components->error($this->type.' already exists.');

            return false;
        }

        // Next, we will generate the path to the location where this class' file should get
        // written. Then, we will build the class and make the proper replacements on the
        // stub files so that it gets the correctly formatted namespace and class name.
        $this->makeDirectory($path);

        $this->files->put($path, $this->sortImports($this->buildClass($name)));

        $info = $this->type;

        if (in_array(CreatesMatchingTest::class, class_uses_recursive($this))) {
            $this->handleTestCreation($path);
        }

        if (windows_os()) {
            $path = str_replace('/', '\\', $path);
        }

        $this->components->info(sprintf('%s [%s] created successfully.', $info, $path));
    }

    /**
     * Parse the class name and format according to the root namespace.
     *
     * @param  string  $name
     * @return string
     */
    protected function qualifyClass($name)
    {
        $name = ltrim($name, '\\/');

        $name = str_replace('/', '\\', $name);

        $rootNamespace = $this->rootNamespace();

        if (Str::startsWith($name, $rootNamespace)) {
            return $name;
        }

        return $this->qualifyClass(
            $this->getDefaultNamespace(trim($rootNamespace, '\\')).'\\'.$name
        );
    }

    /**
     * Qualify the given model class base name.
     *
     * @param  string  $model
     * @return string
     */
    protected function qualifyModel(string $model)
    {
        $model = ltrim($model, '\\/');

        $model = str_replace('/', '\\', $model);

        $rootNamespace = $this->rootNamespace();

        if (Str::startsWith($model, $rootNamespace)) {
            return $model;
        }

        return is_dir(app_path('Models'))
                    ? $rootNamespace.'Models\\'.$model
                    : $rootNamespace.$model;
    }

    /**
     * Get a list of possible model names.
     *
     * @return array<int, string>
     */
    protected function possibleModels()
    {
        $modelPath = is_dir(app_path('Models')) ? app_path('Models') : app_path();

        return collect(Finder::create()->files()->depth(0)->in($modelPath))
            ->map(fn ($file) => $file->getBasename('.php'))
            ->sort()
            ->values()
            ->all();
    }

    /**
     * Get a list of possible event names.
     *
     * @return array<int, string>
     */
    protected function possibleEvents()
    {
        $eventPath = app_path('Events');

        if (! is_dir($eventPath)) {
            return [];
        }

        return collect(Finder::create()->files()->depth(0)->in($eventPath))
            ->map(fn ($file) => $file->getBasename('.php'))
            ->sort()
            ->values()
            ->all();
    }

    /**
     * Get the default namespace for the class.
     *
     * @param  string  $rootNamespace
     * @return string
     */
    protected function getDefaultNamespace($rootNamespace)
    {
        return $rootNamespace;
    }

    /**
     * Determine if the class already exists.
     *
     * @param  string  $rawName
     * @return bool
     */
    protected function alreadyExists($rawName)
    {
        return $this->files->exists($this->getPath($this->qualifyClass($rawName)));
    }

    /**
     * Get the destination class path.
     *
     * @param  string  $name
     * @return string
     */
    protected function getPath($name)
    {
        $name = Str::replaceFirst($this->rootNamespace(), '', $name);

        return $this->laravel['path'].'/'.str_replace('\\', '/', $name).'.php';
    }

    /**
     * Build the directory for the class if necessary.
     *
     * @param  string  $path
     * @return string
     */
    protected function makeDirectory($path)
    {
        if (! $this->files->isDirectory(dirname($path))) {
            $this->files->makeDirectory(dirname($path), 0777, true, true);
        }

        return $path;
    }

    /**
     * Build the class with the given name.
     *
     * @param  string  $name
     * @return string
     *
     * @throws \Illuminate\Contracts\Filesystem\FileNotFoundException
     */
    protected function buildClass($name)
    {
        $stub = $this->files->get($this->getStub());

        return $this->replaceNamespace($stub, $name)->replaceClass($stub, $name);
    }

    /**
     * Replace the namespace for the given stub.
     *
     * @param  string  $stub
     * @param  string  $name
     * @return $this
     */
    protected function replaceNamespace(&$stub, $name)
    {
        $searches = [
            ['DummyNamespace', 'DummyRootNamespace', 'NamespacedDummyUserModel'],
            ['{{ namespace }}', '{{ rootNamespace }}', '{{ namespacedUserModel }}'],
            ['{{namespace}}', '{{rootNamespace}}', '{{namespacedUserModel}}'],
        ];

        foreach ($searches as $search) {
            $stub = str_replace(
                $search,
                [$this->getNamespace($name), $this->rootNamespace(), $this->userProviderModel()],
                $stub
            );
        }

        return $this;
    }

    /**
     * Get the full namespace for a given class, without the class name.
     *
     * @param  string  $name
     * @return string
     */
    protected function getNamespace($name)
    {
        return trim(implode('\\', array_slice(explode('\\', $name), 0, -1)), '\\');
    }

    /**
     * Replace the class name for the given stub.
     *
     * @param  string  $stub
     * @param  string  $name
     * @return string
     */
    protected function replaceClass($stub, $name)
    {
        $class = str_replace($this->getNamespace($name).'\\', '', $name);

        return str_replace(['DummyClass', '{{ class }}', '{{class}}'], $class, $stub);
    }

    /**
     * Alphabetically sorts the imports for the given stub.
     *
     * @param  string  $stub
     * @return string
     */
    protected function sortImports($stub)
    {
        if (preg_match('/(?P<imports>(?:^use [^;{]+;$\n?)+)/m', $stub, $match)) {
            $imports = explode("\n", trim($match['imports']));

            sort($imports);

            return str_replace(trim($match['imports']), implode("\n", $imports), $stub);
        }

        return $stub;
    }

    /**
     * Get the desired class name from the input.
     *
     * @return string
     */
    protected function getNameInput()
    {
        $name = trim($this->argument('name'));

        if (Str::endsWith($name, '.php')) {
            return Str::substr($name, 0, -4);
        }

        return $name;
    }

    /**
     * Get the root namespace for the class.
     *
     * @return string
     */
    protected function rootNamespace()
    {
        return $this->laravel->getNamespace();
    }

    /**
     * Get the model for the default guard's user provider.
     *
     * @return string|null
     */
    protected function userProviderModel()
    {
        $config = $this->laravel['config'];

        $provider = $config->get('auth.guards.'.$config->get('auth.defaults.guard').'.provider');

        return $config->get("auth.providers.{$provider}.model");
    }

    /**
     * Checks whether the given name is reserved.
     *
     * @param  string  $name
     * @return bool
     */
    protected function isReservedName($name)
    {
        return in_array(
            strtolower($name),
            collect($this->reservedNames)
                ->transform(fn ($name) => strtolower($name))
                ->all()
        );
    }

    /**
     * Get the first view directory path from the application configuration.
     *
     * @param  string  $path
     * @return string
     */
    protected function viewPath($path = '')
    {
        $views = $this->laravel['config']['view.paths'][0] ?? resource_path('views');

        return $views.($path ? DIRECTORY_SEPARATOR.$path : $path);
    }

    /**
     * Get the console command arguments.
     *
     * @return array
     */
    protected function getArguments()
    {
        return [
            ['name', InputArgument::REQUIRED, 'The name of the '.strtolower($this->type)],
        ];
    }

    /**
     * Prompt for missing input arguments using the returned questions.
     *
     * @return array
     */
    protected function promptForMissingArgumentsUsing()
    {
        return [
            'name' => [
                'What should the '.strtolower($this->type).' be named?',
                match ($this->type) {
                    'Cast' => 'E.g. Json',
                    'Channel' => 'E.g. OrderChannel',
                    'Console command' => 'E.g. SendEmails',
                    'Component' => 'E.g. Alert',
                    'Controller' => 'E.g. UserController',
                    'Event' => 'E.g. PodcastProcessed',
                    'Exception' => 'E.g. InvalidOrderException',
                    'Factory' => 'E.g. PostFactory',
                    'Job' => 'E.g. ProcessPodcast',
                    'Listener' => 'E.g. SendPodcastNotification',
                    'Mailable' => 'E.g. OrderShipped',
                    'Middleware' => 'E.g. EnsureTokenIsValid',
                    'Model' => 'E.g. Flight',
                    'Notification' => 'E.g. InvoicePaid',
                    'Observer' => 'E.g. UserObserver',
                    'Policy' => 'E.g. PostPolicy',
                    'Provider' => 'E.g. ElasticServiceProvider',
                    'Request' => 'E.g. StorePodcastRequest',
                    'Resource' => 'E.g. UserResource',
                    'Rule' => 'E.g. Uppercase',
                    'Scope' => 'E.g. TrendingScope',
                    'Seeder' => 'E.g. UserSeeder',
                    'Test' => 'E.g. UserTest',
                    default => '',
                },
            ],
        ];
    }
}

.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