<?php
/**
 * The MIT License (MIT)
 * 
 * Copyright (c) Taylor Otwell
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
namespace Illuminate\Console;

use Illuminate\Support\Traits\Macroable;
use Illuminate\Contracts\Support\Arrayable;
use Symfony\Component\Console\Helper\Table;
use Symfony\Component\Console\Input\ArrayInput;
use Symfony\Component\Console\Output\NullOutput;
use Symfony\Component\Console\Question\Question;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Question\ChoiceQuestion;
use Symfony\Component\Console\Formatter\OutputFormatterStyle;
use Symfony\Component\Console\Command\Command as SymfonyCommand;

class Command extends SymfonyCommand
{
    use Macroable;

    /**
     * The Laravel application instance.
     *
     * @var \Illuminate\Contracts\Foundation\Application
     */
    protected $laravel;

    /**
     * The input interface implementation.
     *
     * @var \Symfony\Component\Console\Input\InputInterface
     */
    protected $input;

    /**
     * The output interface implementation.
     *
     * @var \Illuminate\Console\OutputStyle
     */
    protected $output;

    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature;

    /**
     * The console command name.
     *
     * @var string
     */
    protected $name;

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description;

    /**
     * Indicates whether the command should be shown in the Artisan command list.
     *
     * @var bool
     */
    protected $hidden = false;

    /**
     * The default verbosity of output commands.
     *
     * @var int
     */
    protected $verbosity = OutputInterface::VERBOSITY_NORMAL;

    /**
     * The mapping between human readable verbosity levels and Symfony's OutputInterface.
     *
     * @var array
     */
    protected $verbosityMap = [
        'v' => OutputInterface::VERBOSITY_VERBOSE,
        'vv' => OutputInterface::VERBOSITY_VERY_VERBOSE,
        'vvv' => OutputInterface::VERBOSITY_DEBUG,
        'quiet' => OutputInterface::VERBOSITY_QUIET,
        'normal' => OutputInterface::VERBOSITY_NORMAL,
    ];

    /**
     * Create a new console command instance.
     *
     * @return void
     */
    public function __construct()
    {
        // We will go ahead and set the name, description, and parameters on console
        // commands just to make things a little easier on the developer. This is
        // so they don't have to all be manually specified in the constructors.
        if (isset($this->signature)) {
            $this->configureUsingFluentDefinition();
        } else {
            parent::__construct($this->name);
        }

        // Once we have constructed the command, we'll set the description and other
        // related properties of the command. If a signature wasn't used to build
        // the command we'll set the arguments and the options on this command.
        $this->setDescription($this->description);

        $this->setHidden($this->hidden);

        if (! isset($this->signature)) {
            $this->specifyParameters();
        }
    }

    /**
     * Configure the console command using a fluent definition.
     *
     * @return void
     */
    protected function configureUsingFluentDefinition()
    {
        list($name, $arguments, $options) = Parser::parse($this->signature);

        parent::__construct($this->name = $name);

        // After parsing the signature we will spin through the arguments and options
        // and set them on this command. These will already be changed into proper
        // instances of these "InputArgument" and "InputOption" Symfony classes.
        foreach ($arguments as $argument) {
            $this->getDefinition()->addArgument($argument);
        }

        foreach ($options as $option) {
            $this->getDefinition()->addOption($option);
        }
    }

    /**
     * Specify the arguments and options on the command.
     *
     * @return void
     */
    protected function specifyParameters()
    {
        // We will loop through all of the arguments and options for the command and
        // set them all on the base command instance. This specifies what can get
        // passed into these commands as "parameters" to control the execution.
        foreach ($this->getArguments() as $arguments) {
            call_user_func_array([$this, 'addArgument'], $arguments);
        }

        foreach ($this->getOptions() as $options) {
            call_user_func_array([$this, 'addOption'], $options);
        }
    }

    /**
     * Run the console command.
     *
     * @param  \Symfony\Component\Console\Input\InputInterface  $input
     * @param  \Symfony\Component\Console\Output\OutputInterface  $output
     * @return int
     */
    public function run(InputInterface $input, OutputInterface $output)
    {
        return parent::run(
            $this->input = $input, $this->output = new OutputStyle($input, $output)
        );
    }

    /**
     * Execute the console command.
     *
     * @param  \Symfony\Component\Console\Input\InputInterface  $input
     * @param  \Symfony\Component\Console\Output\OutputInterface  $output
     * @return mixed
     */
    protected function execute(InputInterface $input, OutputInterface $output)
    {
        return $this->laravel->call([$this, 'handle']);
    }

    /**
     * Call another console command.
     *
     * @param  string  $command
     * @param  array   $arguments
     * @return int
     */
    public function call($command, array $arguments = [])
    {
        $arguments['command'] = $command;

        return $this->getApplication()->find($command)->run(
            $this->createInputFromArguments($arguments), $this->output
        );
    }

    /**
     * Call another console command silently.
     *
     * @param  string  $command
     * @param  array   $arguments
     * @return int
     */
    public function callSilent($command, array $arguments = [])
    {
        $arguments['command'] = $command;

        return $this->getApplication()->find($command)->run(
            $this->createInputFromArguments($arguments), new NullOutput
        );
    }

    /**
     * Create an input instance from the given arguments.
     *
     * @param  array  $arguments
     * @return \Symfony\Component\Console\Input\ArrayInput
     */
    protected function createInputFromArguments(array $arguments)
    {
        return tap(new ArrayInput($arguments), function ($input) {
            if ($input->hasParameterOption(['--no-interaction'], true)) {
                $input->setInteractive(false);
            }
        });
    }

    /**
     * Determine if the given argument is present.
     *
     * @param  string|int  $name
     * @return bool
     */
    public function hasArgument($name)
    {
        return $this->input->hasArgument($name);
    }

    /**
     * Get the value of a command argument.
     *
     * @param  string|null  $key
     * @return string|array
     */
    public function argument($key = null)
    {
        if (is_null($key)) {
            return $this->input->getArguments();
        }

        return $this->input->getArgument($key);
    }

    /**
     * Get all of the arguments passed to the command.
     *
     * @return array
     */
    public function arguments()
    {
        return $this->argument();
    }

    /**
     * Determine if the given option is present.
     *
     * @param  string  $name
     * @return bool
     */
    public function hasOption($name)
    {
        return $this->input->hasOption($name);
    }

    /**
     * Get the value of a command option.
     *
     * @param  string  $key
     * @return string|array
     */
    public function option($key = null)
    {
        if (is_null($key)) {
            return $this->input->getOptions();
        }

        return $this->input->getOption($key);
    }

    /**
     * Get all of the options passed to the command.
     *
     * @return array
     */
    public function options()
    {
        return $this->option();
    }

    /**
     * Confirm a question with the user.
     *
     * @param  string  $question
     * @param  bool    $default
     * @return bool
     */
    public function confirm($question, $default = false)
    {
        return $this->output->confirm($question, $default);
    }

    /**
     * Prompt the user for input.
     *
     * @param  string  $question
     * @param  string  $default
     * @return string
     */
    public function ask($question, $default = null)
    {
        return $this->output->ask($question, $default);
    }

    /**
     * Prompt the user for input with auto completion.
     *
     * @param  string  $question
     * @param  array   $choices
     * @param  string  $default
     * @return string
     */
    public function anticipate($question, array $choices, $default = null)
    {
        return $this->askWithCompletion($question, $choices, $default);
    }

    /**
     * Prompt the user for input with auto completion.
     *
     * @param  string  $question
     * @param  array   $choices
     * @param  string  $default
     * @return string
     */
    public function askWithCompletion($question, array $choices, $default = null)
    {
        $question = new Question($question, $default);

        $question->setAutocompleterValues($choices);

        return $this->output->askQuestion($question);
    }

    /**
     * Prompt the user for input but hide the answer from the console.
     *
     * @param  string  $question
     * @param  bool    $fallback
     * @return string
     */
    public function secret($question, $fallback = true)
    {
        $question = new Question($question);

        $question->setHidden(true)->setHiddenFallback($fallback);

        return $this->output->askQuestion($question);
    }

    /**
     * Give the user a single choice from an array of answers.
     *
     * @param  string  $question
     * @param  array   $choices
     * @param  string  $default
     * @param  mixed   $attempts
     * @param  bool    $multiple
     * @return string
     */
    public function choice($question, array $choices, $default = null, $attempts = null, $multiple = null)
    {
        $question = new ChoiceQuestion($question, $choices, $default);

        $question->setMaxAttempts($attempts)->setMultiselect($multiple);

        return $this->output->askQuestion($question);
    }

    /**
     * Format input to textual table.
     *
     * @param  array   $headers
     * @param  \Illuminate\Contracts\Support\Arrayable|array  $rows
     * @param  string  $tableStyle
     * @param  array   $columnStyles
     * @return void
     */
    public function table($headers, $rows, $tableStyle = 'default', array $columnStyles = [])
    {
        $table = new Table($this->output);

        if ($rows instanceof Arrayable) {
            $rows = $rows->toArray();
        }

        $table->setHeaders((array) $headers)->setRows($rows)->setStyle($tableStyle);

        foreach ($columnStyles as $columnIndex => $columnStyle) {
            $table->setColumnStyle($columnIndex, $columnStyle);
        }

        $table->render();
    }

    /**
     * Write a string as information output.
     *
     * @param  string  $string
     * @param  null|int|string  $verbosity
     * @return void
     */
    public function info($string, $verbosity = null)
    {
        $this->line($string, 'info', $verbosity);
    }

    /**
     * Write a string as standard output.
     *
     * @param  string  $string
     * @param  string  $style
     * @param  null|int|string  $verbosity
     * @return void
     */
    public function line($string, $style = null, $verbosity = null)
    {
        $styled = $style ? "<$style>$string</$style>" : $string;

        $this->output->writeln($styled, $this->parseVerbosity($verbosity));
    }

    /**
     * Write a string as comment output.
     *
     * @param  string  $string
     * @param  null|int|string  $verbosity
     * @return void
     */
    public function comment($string, $verbosity = null)
    {
        $this->line($string, 'comment', $verbosity);
    }

    /**
     * Write a string as question output.
     *
     * @param  string  $string
     * @param  null|int|string  $verbosity
     * @return void
     */
    public function question($string, $verbosity = null)
    {
        $this->line($string, 'question', $verbosity);
    }

    /**
     * Write a string as error output.
     *
     * @param  string  $string
     * @param  null|int|string  $verbosity
     * @return void
     */
    public function error($string, $verbosity = null)
    {
        $this->line($string, 'error', $verbosity);
    }

    /**
     * Write a string as warning output.
     *
     * @param  string  $string
     * @param  null|int|string  $verbosity
     * @return void
     */
    public function warn($string, $verbosity = null)
    {
        if (! $this->output->getFormatter()->hasStyle('warning')) {
            $style = new OutputFormatterStyle('yellow');

            $this->output->getFormatter()->setStyle('warning', $style);
        }

        $this->line($string, 'warning', $verbosity);
    }

    /**
     * Write a string in an alert box.
     *
     * @param  string  $string
     * @return void
     */
    public function alert($string)
    {
        $this->comment(str_repeat('*', strlen($string) + 12));
        $this->comment('*     '.$string.'     *');
        $this->comment(str_repeat('*', strlen($string) + 12));

        $this->output->newLine();
    }

    /**
     * Set the verbosity level.
     *
     * @param  string|int  $level
     * @return void
     */
    protected function setVerbosity($level)
    {
        $this->verbosity = $this->parseVerbosity($level);
    }

    /**
     * Get the verbosity level in terms of Symfony's OutputInterface level.
     *
     * @param  string|int  $level
     * @return int
     */
    protected function parseVerbosity($level = null)
    {
        if (isset($this->verbosityMap[$level])) {
            $level = $this->verbosityMap[$level];
        } elseif (! is_int($level)) {
            $level = $this->verbosity;
        }

        return $level;
    }

    /**
     * Get the console command arguments.
     *
     * @return array
     */
    protected function getArguments()
    {
        return [];
    }

    /**
     * Get the console command options.
     *
     * @return array
     */
    protected function getOptions()
    {
        return [];
    }

    /**
     * Get the output implementation.
     *
     * @return \Symfony\Component\Console\Output\OutputInterface
     */
    public function getOutput()
    {
        return $this->output;
    }

    /**
     * Get the Laravel application instance.
     *
     * @return \Illuminate\Contracts\Foundation\Application
     */
    public function getLaravel()
    {
        return $this->laravel;
    }

    /**
     * Set the Laravel application instance.
     *
     * @param  \Illuminate\Contracts\Container\Container  $laravel
     * @return void
     */
    public function setLaravel($laravel)
    {
        $this->laravel = $laravel;
    }
}
