<?php

/**
 * Registers all actions and filters for the plugin through a single, central loader.
 *
 * @link       https://nudgesells.com
 * @since      1.0.0
 *
 * @package    NudgeSells
 * @subpackage NudgeSells/includes
 */

if (! defined('ABSPATH')) {
	exit;
}

/**
 * NudgeSells_Loader
 *
 * Maintains and registers the collection of hooks used across the whole plugin.
 *
 * @since      1.0.0
 * @package    NudgeSells
 * @subpackage NudgeSells/includes
 * @author     NudgeSells <support@nudgesells.com>
 */
class NudgeSells_Loader
{

	protected $actions;

	protected $filters;

	/**
	 * Construct.
	 *
	 * @return void
	 * @since 1.0.0
	 */
	public function __construct()
	{
		$this->actions = array();
		$this->filters = array();
	}

	/**
	 * Add action.
	 *
	 * @param mixed $hook
	 * @param mixed $component
	 * @param mixed $callback
	 * @param int $priority
	 * @param int $accepted_args
	 *
	 * @return void
	 * @since 1.0.0
	 */
	public function add_action($hook, $component, $callback, $priority = 10, $accepted_args = 1)
	{
		$this->actions = $this->add($this->actions, $hook, $component, $callback, $priority, $accepted_args);
	}

	/**
	 * Add filter.
	 *
	 * @param mixed $hook
	 * @param mixed $component
	 * @param mixed $callback
	 * @param int $priority
	 * @param int $accepted_args
	 *
	 * @return void
	 * @since 1.0.0
	 */
	public function add_filter($hook, $component, $callback, $priority = 10, $accepted_args = 1)
	{
		$this->filters = $this->add($this->filters, $hook, $component, $callback, $priority, $accepted_args);
	}

	/**
	 * Add.
	 *
	 * @param mixed $hooks
	 * @param mixed $hook
	 * @param mixed $component
	 * @param mixed $callback
	 * @param mixed $priority
	 * @param mixed $accepted_args
	 *
	 * @return mixed
	 * @since 1.0.0
	 */
	private function add($hooks, $hook, $component, $callback, $priority, $accepted_args)
	{
		$hooks[] = array(
			'hook'          => $hook,
			'component'     => $component,
			'callback'      => $callback,
			'priority'      => $priority,
			'accepted_args' => $accepted_args,
		);
		return $hooks;
	}

	/**
	 * Run.
	 *
	 * @return void
	 * @since 1.0.0
	 */
	public function run()
	{
		foreach ($this->filters as $hook) {
			add_filter($hook['hook'], array($hook['component'], $hook['callback']), $hook['priority'], $hook['accepted_args']);
		}
		foreach ($this->actions as $hook) {
			add_action($hook['hook'], array($hook['component'], $hook['callback']), $hook['priority'], $hook['accepted_args']);
		}
	}
}
