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<?php

namespace GitList\Git;

use Gitter\Client as BaseClient;

class Client extends BaseClient
{
    protected $default_branch;

    public function __construct($options = null)
    {
        parent::__construct($options);

        if (!isset($options['default_branch'])) {
            $options['default_branch'] = 'master';
        }

        $this->setDefaultBranch($options['default_branch']);
    }

    /**
     * Set default branch as a string.
     *
     * @param string $branch Name of branch to use when repo's HEAD is detached.
     */
    protected function setDefaultBranch($branch)
    {
        $this->default_branch = $branch;

        return $this;
    }

    /**
     * Return name of default branch as a string.
     */
    public function getDefaultBranch()
    {
        return $this->default_branch;
    }

    /**
     * Creates a new repository on the specified path
     *
     * @param  string     $path Path where the new repository will be created
     * @return Repository Instance of Repository
     */
    public function createRepository($path, $bare = null)
    {
        if (file_exists($path . '/.git/HEAD') && !file_exists($path . '/HEAD')) {
            throw new \RuntimeException('A GIT repository already exists at ' . $path);
        }

        $repository = new Repository($path, $this);

        return $repository->create($bare);
    }

    /**
     * Opens a repository at the specified path
     *
     * @param  string     $path Path where the repository is located
     * @return Repository Instance of Repository
     */
    public function getRepository($path)
    {
        if (!file_exists($path) || !file_exists($path . '/.git/HEAD') && !file_exists($path . '/HEAD')) {
            throw new \RuntimeException('There is no GIT repository at ' . $path);
        }

        if (in_array($path, $this->getHidden())) {
            throw new \RuntimeException('You don\'t have access to this repository');
        }

        return new Repository($path, $this);
    }
}