<?php

namespace GutenbergBlockManager;

class Blocks
{
    public $url;
    public $dir;
    public $namespace;

    /**
     * Set up block editor basics on instantiation
     */
    public function __construct($namespace, $url, $dir)
    {
        $this->url = $url;
        $this->namespace = $namespace;
        $this->dir = $dir;

        $this->registerEditorBlocks();
        $this->registerFrontendBlocks();
        $this->registerEditorScripts();
    }

    /**
     * Glob editor blocks
     */
    public function registerEditorBlocks()
    {
        foreach (glob($this->dir .'/resources/assets/scripts/blocks/*.js') as $blockname) {
            $this->registerEditorBlock(basename($blockname, '.js'));
        }
    }

    /**
     * Glob frontend blocks
     */
    public function registerFrontendBlocks()
    {
        foreach (glob($this->dir .'/resources/assets/scripts/frontend/*.js') as $blockname) {
            $this->registerFrontendBlock(basename($blockname, '.js'));
        }
    }

    /**
     * Register block
     */
    public function registerEditorBlock($name)
    {
        add_action('init', function () use ($name) {
            register_block_type($this->namespace .'/'. $name, array(
                'editor_script' => $this->namespace .'-editor-js',
                'editor_style'  => $this->namespace .'-editor-css'
            ));
        });
    }

    /**
     * Enqueue block editor scripts
     */
    public function registerEditorScripts()
    {
        add_action('init', function () {
            wp_register_style(
                $this->namespace .'-editor-css',
                $this->url .'/dist/styles/main.css'
            );

            wp_register_script(
                $this->namespace .'-editor-js',
                $this->url .'/dist/scripts/main.js',
                array(
                    'wp-blocks',
                    'wp-components',
                    'wp-compose',
                    'wp-data',
                    'wp-date',
                    'wp-editor',
                    'wp-element',
                    'wp-hooks',
                    'wp-i18n',
                    'wp-plugins',
                )
            );
        });
    }

    /**
     * Enqueue public assets
     */
    public function registerFrontendBlock($name)
    {
        add_action('wp_enqueue_scripts', function () use ($name) {
            wp_enqueue_script(
                'wp-block-'. $name .'-public-js',
                $this->url .'/dist/scripts/frontend/'. $name .'.js',
                array(
                    'wp-blocks',
                    'wp-element'
                ),
                null,
                true
            );

            wp_enqueue_style(
                'wp-block-'. $name .'-public-css',
                $this->url .'/dist/styles/frontend/'. $name .'.css',
                ['wp-block'. $name .'-public-js']
            );
        });
    }
}