<?php namespace Orchestra\Database\Console\Migrations;

use Symfony\Component\Console\Input\InputOption;
use Illuminate\Database\Console\Migrations\MigrateCommand as BaseCommand;

class MigrateCommand extends BaseCommand
{
    /**
     * The path to the packages directory (vendor).
     *
     * @var string
     */
    protected $packagePath;

    /**
     * Set package path.
     *
     * @param  string  $packagePath
     *
     * @return $this
     */
    public function setPackagePath($packagePath)
    {
        $this->packagePath = $packagePath;

        return $this;
    }

    /**
     * Execute the console command.
     *
     * @return void
     */
    public function fire()
    {
        if (! $this->confirmToProceed()) {
            return;
        }

        $this->prepareDatabase();

        // The pretend option can be used for "simulating" the migration and grabbing
        // the SQL queries that would fire if the migration were to be run against
        // a database for real, which is helpful for double checking migrations.
        $pretend = $this->input->getOption('pretend');

        $path = $this->getMigrationPath();

        $this->migrator->run($path, [
            'pretend' => $pretend,
            'step'    => $this->input->getOption('step'),
        ]);

        // Once the migrator has run we will grab the note output and send it out to
        // the console screen, since the migrator itself functions without having
        // any instances of the OutputInterface contract passed into the class.
        foreach ($this->migrator->getNotes() as $note) {
            $this->output->writeln($note);
        }

        // Finally, if the "seed" option has been given, we will re-run the database
        // seed task to re-populate the database, which is convenient when adding
        // a migration and a seed at the same time, as it is only this command.
        if ($this->input->getOption('seed')) {
            $this->call('db:seed', ['--force' => true]);
        }
    }

    /**
     * Get the path to the migration directory.
     *
     * @return string
     */
    protected function getMigrationPath()
    {
        $path = $this->input->getOption('path');

        if (! is_null($realPath = $this->input->getOption('realpath'))) {
            return $realPath;
        }

        // If the package is in the list of migration paths we received we will put
        // the migrations in that path. Otherwise, we will assume the package is
        // is in the package directories and will place them in that location.
        if (! is_null($package = $this->input->getOption('package'))) {
            is_null($path) && $path = 'resources/migrations';

            return $this->packagePath.'/'.$package.'/'.$path;
        }

        // First, we will check to see if a path option has been defined. If it has
        // we will use the path relative to the root of this installation folder
        // so that migrations may be run for any path within the applications.
        if (! is_null($path)) {
            return $this->laravel['path.base'].'/'.$path;
        }

        return $this->laravel['path.database'].'/migrations';
    }

    /**
     * Get the console command options.
     *
     * @return array
     */
    protected function getOptions()
    {
        return [
            ['database', null, InputOption::VALUE_OPTIONAL, 'The database connection to use.'],
            ['force', null, InputOption::VALUE_NONE, 'Force the operation to run when in production.'],
            ['realpath', null, InputOption::VALUE_OPTIONAL, 'The absolute path to migration files.', null],
            ['path', null, InputOption::VALUE_OPTIONAL, 'The path to migration files.', null],
            ['package', null, InputOption::VALUE_OPTIONAL, 'The package to migrate.', null],
            ['pretend', null, InputOption::VALUE_NONE, 'Dump the SQL queries that would be run.'],
            ['seed', null, InputOption::VALUE_NONE, 'Indicates if the seed task should be re-run.'],
            ['step', null, InputOption::VALUE_NONE, 'Force the migrations to be run so they can be rolled back individually.'],
        ];
    }
}
