<?php
namespace Jet_Reviews;

// If this file is called directly, abort.
if ( ! defined( 'WPINC' ) ) {
	die;
}

abstract class Base_Render {

	/**
	 * [$settings description]
	 * @var null
	 */
	private $settings = null;

	/**
	 * [__construct description]
	 * @param array $settings [description]
	 */
	public function __construct( $settings = array() ) {
		$this->settings = $this->get_parsed_settings( $settings );

		$this->init();
	}

	/**
	 * [init description]
	 * @return [type] [description]
	 */
	public function init() {}

	/**
	 * Returns parsed settings
	 *
	 * @param  array $settings
	 * @return array
	 */
	public function get_parsed_settings( $settings = array() ) {

		$defaults = $this->default_settings();

		return wp_parse_args( $settings, $defaults );

	}

	/**
	 * Returns plugin default settings
	 *
	 * @return array
	 */
	public function default_settings() {
		return array();
	}

	/**
	 * [get_settings description]
	 * @param  [type] $setting [description]
	 * @return [type]          [description]
	 */
	public function get_settings( $setting = null ) {

		if ( $setting ) {
			return isset( $this->settings[ $setting ] ) ? $this->settings[ $setting ] : false;
		} else {
			return $this->settings;
		}

	}

	/**
	 * Returns required settings
	 *
	 * @return array
	 */
	public function get_required_settings() {
		$required = array();
		$settings = $this->get_settings();
		$default  = $this->default_settings();

		foreach ( $default as $key => $value ) {

			if ( isset( $settings[ $key ] ) ) {
				$required[ $key ] = $settings[ $key ];
			}
		}

		return $required;
	}

	/**
	 * [get description]
	 * @param  [type]  $setting [description]
	 * @param  boolean $default [description]
	 * @return [type]           [description]
	 */
	public function get( $setting = null, $default = false ) {

		if ( isset( $this->settings[ $setting ] ) ) {
			return $this->settings[ $setting ];
		} else {
			$defaults = $this->default_settings();

			return isset( $defaults[ $setting ] ) ? $defaults[ $setting ] : $default;
		}

	}

	/**
	 * [get_content description]
	 * @return [type] [description]
	 */
	public function get_content() {

		ob_start();

		$this->render();

		return ob_get_clean();

	}

	/**
	 * [get_name description]
	 * @return [type] [description]
	 */
	abstract public function get_name();

	/**
	 * Render listing item content
	 *
	 * @return [type] [description]
	 */
	abstract public function render();

}