<?php

/**
 * 	This class handles all the data you can get from a Season
 *
 * 	@author Alvaro Octal | <a href="https://twitter.com/Alvaro_Octal">Twitter</a>
 * 	@version 0.1
 * 	@date 11/01/2015
 * 	@link https://github.com/Alvaroctal/TMDB-PHP-API
 * 	@copyright Licensed under BSD (http://www.opensource.org/licenses/bsd-license.php)
 */
class Season {
	private $_data;
	private $_idTVShow;
	/**
	 * 	Construct Class
	 *
	 * 	@param array $data An array with the data of the Season
	 */
	public function __construct($data, $idTVShow = 0) {
		$this->_data = $data;
		$this->_data['tvshow_id'] = $idTVShow;
	}
	/**
	 * 	Get the Season's id
	 *
	 * 	@return int
	 */
	public function getID() {
		return $this->_data['id'];
	}
	/**
	 * 	Get the Season's name
	 *
	 * 	@return string
	 */
	public function getName() {
		return $this->_data['name'];
	}
	/**
	 *  Get the Season's TVShow id
	 *
	 *  @return int
	 */
	public function getTVShowID() {
		return $this->_data['tvshow_id'];
	}
	/**
	 * 	Get the Season's number
	 *
	 * 	@return int
	 */
	public function getSeasonNumber() {
		return $this->_data['season_number'];
	}
	/**
	 * 	Get the Season's number of episodes
	 *
	 * 	@return int
	 */
	public function getNumEpisodes() {
		return count($this->_data['episodes']);
	}
	/**
	 *  Get a Seasons's Episode
	 *
	 *  @param int $numEpisode The episode number
	 * 	@return int
	 */
	public function getEpisode($numEpisode) {
		return new Episode($this->_data['episodes'][$numEpisode]);
	}
	/**
	 *  Get the Season's Episodes
	 *
	 * 	@return Episode[]
	 */
	public function getEpisodes() {
		$episodes = array();
		foreach ($this->_data['episodes'] as $data) {
			$episodes[] = new Episode($data, $this->getTVShowID());
		}
		return $episodes;
	}
	/**
	 * 	Get the Seasons's Poster
	 *
	 * 	@return string
	 */
	public function getPoster() {
		return $this->_data['poster_path'];
	}
	/**
	 * 	Get the Season's AirDate
	 *
	 * 	@return string
	 */
	public function getAirDate() {
		return $this->_data['air_date'];
	}
	/**
	 *  Get Generic.<br>
	 *  Get a item of the array, you should not get used to use this, better use specific get's.
	 *
	 * 	@param string $item The item of the $data array you want
	 * 	@return mixed
	 */
	public function get($item = '') {
		return empty($item) ? $this->_data : ($this->_data[$item] ?? null);
	}
	/**
	 * 	Get the JSON representation of the Season
	 *
	 * 	@return string
	 */
	public function getJSON() {
		return json_encode($this->_data, JSON_PRETTY_PRINT);
	}
}
