<?php

/**
 * Class AnnotoAdmin
 */
class AnnotoAdmin {

    /** @var bool $initiated */
    private static $initiated = false;

    public static $intConfigValueNames = [
        'sso-support',
        'demo-mode',
        'rtl-support',
		'widget-max-width',
		'annoto-advanced-settings-switch',
		'annoto-timeline-overlay-switch',
		'annoto-vimeo-premium-player'
    ];

    /**
     * Init method will initiate all hooks and handle ajax to save settings
     */
    public static function init()
    {
        if ( ! self::$initiated ) {
            self::initHooks();
        }

        $post = $_POST;

        if (
            array_key_exists( 'action', $post )
            && array_key_exists( 'data', $post )
            && $post[ 'action' ] === 'save-settings'
        ) {
            static::saveSettings( $post['data'] );
        }
    }

    /**
     * All hooks to initialize
     */
    public static function initHooks()
    {
        self::$initiated = true;

        add_action( 'admin_menu', [ 'AnnotoAdmin', 'loadMenu' ] );
        add_action( 'admin_enqueue_scripts', [ 'AnnotoAdmin', 'loadResources' ] );
    }

    /**
     * Load menu Annoto in the admin menu side bar
     */
    public static function loadMenu()
    {
        add_options_page(
            __( 'Annoto', 'annoto' ),
            __( 'Annoto', 'annoto' ),
             'manage_options' ,
            'annoto-key-config',
            [ 'AnnotoAdmin', 'displaySettingsPage']
        );
    }

    /**
     * Render Settings page
     */
    public static function displaySettingsPage()
    {
        Annoto::view( 'settings' );
    }

    /**
     * Load all sources
     */
    public static function loadResources()
    {
        global $hook_suffix;

        if (
            in_array(
                $hook_suffix,
                apply_filters( 'annoto_admin_page_hook_suffixes', [ 'settings_page_annoto-key-config' ] ),
                true
            )
        ) {

            wp_register_style(
                'annoto.css',
                plugin_dir_url( __FILE__ ) . 'src/styles/annoto.css',
                [],
                ANNOTO_VERSION
            );
            wp_enqueue_style( 'annoto.css');

            wp_register_style(
                'annoto-bootstrap.css',
                plugin_dir_url( __FILE__ ) . 'src/styles/annoto-bootstrap.css',
                [],
                ANNOTO_VERSION
            );
            wp_enqueue_style( 'annoto-bootstrap.css');

            wp_register_script(
                'annoto-admin.js',
                plugin_dir_url( __FILE__ ) . 'src/js/annoto-admin.js',
                [ 'jquery' ],
                ANNOTO_VERSION
            );
            wp_enqueue_script( 'annoto-admin.js' );

            wp_register_script(
                'annoto-bootstrap.min.js',
                'https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js',
                [ 'jquery' ],
                ANNOTO_VERSION
            );
            wp_enqueue_script( 'annoto-bootstrap.min.js' );
        }
    }

    /**
     * AJAX handler to save settings
     *
     * @param array $settingsData
     */
    public static function saveSettings( array $settingsData )
    {
        $optionSaveStatus = update_option( 'annoto_settings', static::castSettingValueTypes($settingsData) );

        if (!$optionSaveStatus) {
            echo json_encode( [ 'status' => 'failed' ] );
            exit();
        }

        echo json_encode( [
            'status'=> 'success',
            'data' => get_option( 'annoto_settings' )
        ] );
        exit();
    }

    /**
     * Make type casting for some setting value
     *
     * @param array $settingData
     *
     * @return array
     */
    private static function castSettingValueTypes( array $settingData )
    {
        foreach ( $settingData as $settingName => &$settingValue ) {
            if ( in_array( $settingName, static::$intConfigValueNames, true ) ) {
                $settingValue = ( int ) $settingValue;
            }
        }

        return $settingData;
    }
}