<?php


class Brizy_Content_ContextFactory
{

    /**
     * @var Brizy_Content_Context
     */
    static $globalContext = null;

    /**
     * @param $project
     * @param $brizy_post
     * @param $wp_post
     * @param $contentHtml
     *
     * @return Brizy_Content_Context
     */
    static public function createContext($project = null, $wp_post = null, $isLoop = false, $parentContext = null, $parentPlaceholder=null)
    {
        $context = self::getContext($project, $wp_post, $parentContext, $parentPlaceholder);

        if ($isLoop) {
            return apply_filters('brizy_loop_context_create', $context, $wp_post, $parentContext);
        }

        return apply_filters('brizy_context_create', $context, $wp_post, $parentContext);
    }

    static public function createEmptyContext()
    {
        return new Brizy_Content_Context();
    }

    static public function getGlobalContext()
    {
        return self::$globalContext;
    }

    static public function makeContextGlobal(Brizy_Content_Context $context)
    {
        return self::$globalContext = $context;
    }

    static public function clearGlobalContext()
    {
        self::$globalContext = null;
    }

    /**
     * @param $project
     * @param $wp_post
     *
     * @return Brizy_Content_Context
     */
    private static function getContext($project, $wp_post, $parentContext, $parentPlaceholder)
    {
        $context = new Brizy_Content_Context($project, $wp_post, $parentContext, $parentPlaceholder);

        if ($wp_post instanceof WP_Post) {
            $context->setAuthor($wp_post->post_author);
        }

        return $context;
    }
}