<?php
/**
 * Settings Required
 *
 */

// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) exit;

if ( ! class_exists( 'WpGetApi_Admin_Options' ) ) :

/**
 * CMB2 Theme Options
 * @version 0.1.0
 */
class WpGetApi_Admin_Options {
	
	/**
	 * Array of metaboxes/fields
	 * @var array
	 */
	public $option_metabox = array();

	/**
	 * Array of metaboxes/fields
	 * @var array
	 */
	public $metabox_id = '';

	/**
	 * Options Page title
	 * @var string
	 */
	protected $title = '';

	/**
	 * Options Page title
	 * @var string
	 */
	protected $menu_title = '';

	/**
	 * Options Tab Pages
	 * @var array
	 */
	public $options_pages = array();

	/**
	 * Is pro plugin installed
	 * @var array
	 */
	public $pro_plugin = false;

	/**
	 * Holds an instance of the object
	 *
	 * @var Myprefix_Admin
	 **/
	private static $instance = null;

	/**
	 * Constructor
	 * @since 0.1.0
	 */
	private function __construct() {
		// Set our title
		$this->menu_title = __( 'WPGetAPI', 'wpgetapi' );
		$this->title = __( 'WPGetAPI', 'wpgetapi' );
		
	}

	/**
	 * Returns the running object
	 *
	 * @return Myprefix_Admin
	 **/
	public static function get_instance() {
		if( is_null( self::$instance ) ) {
			self::$instance = new self();
			self::$instance->hooks();
		}
		return self::$instance;
	}
	
	/**
	 * Initiate our hooks
	 * @since 0.1.0
	 */
	public function hooks() {
		add_action( 'admin_init', array( $this, 'init' ) );
		add_action( 'admin_menu', array( $this, 'add_options_pages' ) );

		add_action( 'cmb2_admin_init', array( $this, 'init_custom_fields' ) );

		add_action( "cmb2_save_options-page_fields", array( $this, 'redirect' ), 1, 2 );

		add_action( 'admin_footer', array( $this, 'load_testing_javascript' ) ); 

		add_action( 'wp_ajax_wpgetapi_test_endpoint', array( $this, 'test_the_endpoint' ) );

		add_action( 'wp_ajax_wpgetapi_export_endpoints', array( $this, 'export_endpoints' ) );
		add_action( 'wp_ajax_wpgetapi_import_endpoints', array( $this, 'import_endpoints' ) );

	}


	/**
	 * Setup our custom fields
	 * @since  0.1.0
	 */
	public function init_custom_fields() {
		require_once WPGETAPIDIR . 'includes/class-fields.php';
		WpGetApi_Parameter_Field::init_parameter();
	}

	/**
	 * Register our setting to WP
	 * @since  0.1.0
	 */
	public function init() {
		$this->pro_plugin = is_plugin_active( 'wpgetapi-extras/wpgetapi-extras.php' ) ? true : false;
		$option_tabs = self::option_fields();
		foreach ($option_tabs as $index => $option_tab) {
			register_setting( $option_tab['id'], $option_tab['id'] );
		}
	}


	/**
	 * Get our saved API's from setup
	 * @since  0.1.0
	 */
	public function get_apis() {
		$setup = get_option( 'wpgetapi_setup' );
		if( empty( $setup ) || ! isset( $setup['apis'] ) || empty( $setup['apis'] ) )
			return;
		return $setup['apis'];
	}


	/**
	 * Add the options metabox to the array of metaboxes
	 * @since  0.1.0
	 */
	public function option_fields() {

		//Only need to initiate the array once per page-load
		if ( ! empty( $this->option_metabox ) ) {
			return $this->option_metabox;
		}

		// setup tab
		$option_metabox[] = array(
			'title'      => __( 'Setup', 'wpgetapi' ), 
			'menu_title' => __( 'Setup', 'wpgetapi' ),
			'id'         => 'wpgetapi_setup',
			'desc'       => __( 'Add the details of the API(s) you are using. Endpoints will be setup in the next step after hitting save.', 'wpgetapi' ),
			'show_on'    => array( 'key' => 'options-page', 'value' => array( 'wpgetapi_setup' ), ),
			'show_names' => true,
			'fields'     => $this->setup_fields(),
		);

		// get our saved API's and create as tabs
		if( $this->get_apis() ) {

			foreach ( $this->get_apis() as $index => $api ) {
				
				$name 		= isset( $api['name'] ) && $api['name'] != '' ? sanitize_text_field( $api['name'] ) : 'API ' . absint( $index );
				$api_id 	= isset( $api['id'] ) && $api['id'] != '' ? sanitize_text_field( $api['id'] ) : $name;
				$metabox_id = strtolower( str_replace( '-', '_', sanitize_file_name( 'wpgetapi-' . $api_id ) ) );
				$base_url 	= isset( $api['base_url'] ) && $api['base_url'] != '' ? esc_url_raw( $api['base_url'], array( 'http', 'https' ) ) : '';
				$type 		= isset( $api['auth_type'] ) && $api['auth_type'] != '' ? sanitize_text_field( $api['auth_type'] ) : '';

				// tab
				$option_metabox[] = array(
					'title'      => $name,
					'menu_title' => $name,
					'id'         => $metabox_id,
					'desc'       => '',
					'show_on'    => array( 'key' => 'options-page', 'value' => array( $metabox_id ), ),
					'show_names' => true,
					'fields'     => $this->endpoint_fields( $type, $api_id, $base_url ),
				);

			}

		}

		$option_metabox = apply_filters( 'wpgetapi_admin_pages', $option_metabox );

		return $option_metabox;

	}

	public function setup_fields() {

		$fields[] = array(
		    'id'          => 'apis',
		    'type'        => 'group',
		    'name'        => '',
		    'description' => '',
		    'options'     => array(
		        'group_title'   => __( 'API {#}', 'wpgetapi' ), 
		        'add_button'    => __( 'Add New API', 'wpgetapi' ),
		        'remove_button' => __( 'Remove API', 'wpgetapi' ),
		        'sortable'      => true, // beta
		    ),
		    'fields'     => array(
				array(
				    'name' => __( 'API Name', 'wpgetapi' ) . '<span class="dashicons dashicons-editor-help" data-tip="' . __( 'The name of this API. Call it whatever you like.', 'wpgetapi' ) . '"></span>',
				    'id'   => 'name',
				    'type' => 'text',
				    'attributes' => array( 
				    	'required' => true,
				    	'placeholder' => 'Google Maps',
				    ),
				    'desc' => '',
				),
				array(
				    'name' => __( 'Unique ID', 'wpgetapi' ) . '<span class="dashicons dashicons-editor-help" data-tip="' . __( 'Choose your own unique ID for this API. Use lowercase letters and underscores only!', 'wpgetapi' ) . '"></span>',
				    'id'   => 'id',
				    'type' => 'text',
				    'attributes' => array( 
				    	'required' => true,
				    	'placeholder' => 'google_maps',
				    ),
				    'desc' => '',
				    'sanitization_cb' => 'wpgetapi_sanitize_unique_id'
				),
				array(
				    'name' => __( 'Base URL', 'wpgetapi' ) . '<span class="dashicons dashicons-editor-help" data-tip="' . __( 'The base URL of the API you are connecting to.', 'wpgetapi' ) . '"></span>',
				    'id'   => 'base_url',
				    'type' => 'text',
				    'attributes' => array( 
				    	'required' => true,
				    	'placeholder' => 'https://maps.googleapis.com/maps/api',
				    ),
				    'desc' => '',
				),
				
		    )
		);

		return $fields;

	}


	/**
	 * Endpoint settings.
	 * @return sale info array
	 *
	 */
	public function endpoint_fields( $type = '', $api_id = '', $base_url = '' ) {

		$fields = array();

		$cache_disabled = $this->pro_plugin ? '' : 'disabled';
		$cache_url = $this->pro_plugin ? '<a target="_blank" href="https://wpgetapi.com/docs/caching-api-calls/">Caching Help</a>' : '<a target="_blank" href="https://wpgetapi.com/downloads/pro-plugin/?utm_campaign=Pro&utm_medium=Admin&utm_source=Cache">View PRO Plugin</a>';
		$cache_desc = $this->pro_plugin ? '' : 'Available in PRO plugin.';

		$endpoint_fields = apply_filters( 'wpgetapi_fields_endpoints', array(
			array(
			    'name' => __( 'Unique ID', 'wpgetapi' ) . '<span class="dashicons dashicons-editor-help" data-tip="' . __( 'Choose your own unique ID for this endpoint. Use lowercase letters and underscores only!', 'wpgetapi' ) . '"></span>',
			    'id'   => 'id',
			    'type' => 'text',
			    'classes' => 'field-id',
			    'attributes' => array( 
			    	'required' => true,
			    	'placeholder' => 'new_endpoint',
			    ),
			    'desc' => '',
			    'before_row' => "wpgetapi_output_top_of_endpoint",
			    'api_id' => $api_id,
			    'sanitization_cb' => 'wpgetapi_sanitize_unique_id'

			),
			array(
			    'name' => __( 'Endpoint', 'wpgetapi' ) . '<span class="dashicons dashicons-editor-help" data-tip="' . __( 'This Endpoint will be appended to the Base URL to create the full URL that will be called.', 'wpgetapi' ) . '"></span>',
			    'id'   => 'endpoint',
			    'type' => 'text',
			    'classes' => 'field-endpoint',
			    'attributes' => array( 
			    	'required' => true,
			    	'placeholder' => '/newendpoint',
			    ),
			    'desc' => '',
			),
			array(
			    'name' => __( 'Method', 'wpgetapi' ) . '<span class="dashicons dashicons-editor-help" data-tip="' . __( 'The Request Method for this endpoint. If you are displaying data from the API, it will usually be GET. If you are sending to the API, it will usually be POST.', 'wpgetapi' ) . '"></span>',
			    'id'   => 'method',
			    'type' => 'select',
			    'classes' => 'field-method',
			    'attributes' => array( 
			    	'required' => true,
			    ),
			    'options' => array( 
			    	'GET' => 'GET',
			    	'POST' => 'POST',
			    	'PUT' => 'PUT',
			    	'PATCH' => 'PATCH',
			    	'DELETE' => 'DELETE',
			    ),
			    'desc' => '',
			),

			array(
			    'name' => __( 'Results Format', 'wpgetapi' ) . 
			    	'<span class="dashicons dashicons-editor-help" data-tip="' . 
			    		sprintf( 
	            			__( 'The format that the API data will be returned in. To format the data as HTML, click the link below to learn how. %1s', 'wpgetapi' ),
			    			htmlentities( '<br><a target="_blank" href="https://wpgetapi.com/docs/formatting-json-data/?utm_campaign=Shortcode JSON&utm_medium=Admin&utm_source=User">Format as HTML</a>' )
			    		) . 
			    	'"></span>',
			    'id'   => 'results_format',
			    'type' => 'select',
			    'classes' => 'field-results-format',
			    'attributes' => array( 
			    	'required' => true,
			    ),
			    'options_cb' => 'wpgetapi_results_format_options',
			    'desc' => ''
			),

			array(
			    'name' => __( 'Cache Time', 'wpgetapi' ) . 
				    '<span class="dashicons dashicons-editor-help" data-tip="' . 
				    	sprintf( 
		            		__( 'The time in seconds to cache this request for. %1s', 'wpgetapi' ),
				    		htmlentities( '<br>' . $cache_url )
				    	) . 
			    	'"></span>',
	            'id'   => 'cache_time',
	            'type' => 'text',
	            'classes' => 'field-cache-time',
	            'attributes' => array( 
	                'placeholder' => '3600',
	                $cache_disabled => $cache_disabled,
	            ),
	            'desc' => $cache_desc
			),

			array(
			    'name' => __( 'Query String', 'wpgetapi' ) . 
			    	'<span class="dashicons dashicons-editor-help" data-tip="' . 
			    		sprintf( 
	            			__( 'Parameters as name/value pairs that will be appended to the URL. The query string is the part of the URL after the question mark, like so: https://yoururl.com<b>?key=value&key3=value3</b> %1s', 'wpgetapi' ),
			    			htmlentities( '<br><a target="_blank" href="https://wpgetapi.com/docs/adding-query-string-parameters/?utm_campaign=Query String&utm_medium=Admin&utm_source=User">More Info</a>' )
			    		) . 
			    	'"></span>',
			    'id'   => 'query_parameters',
			    'type' => 'parameter',
			    'classes' => 'field-query-parameters',
			    'repeatable' => true,
			    'desc' => ''
			),
			array(
			    'name' => __( 'Headers', 'wpgetapi' ) . 
			    	'<span class="dashicons dashicons-editor-help" data-tip="' . 
			    		sprintf( 
	            			__( 'Parameters as name/value pairs, sent in the Headers. %1s', 'wpgetapi' ),
			    			htmlentities( '<br><a target="_blank" href="https://wpgetapi.com/docs/sending-headers-in-request/?utm_campaign=Headers&utm_medium=Admin&utm_source=User">More Info</a>' )
			    		) . 
			    	'"></span>',
			    'id'   => 'header_parameters',
			    'type' => 'parameter',
			    'classes' => 'field-header-parameters',
			    'repeatable' => true,
			    'desc' => ''
			),
			array(
			    'name' => __( 'Body POST Fields', 'wpgetapi' ) . 
			    	'<span class="dashicons dashicons-editor-help" data-tip="' . 
			    		sprintf( 
	            			__( 'Parameters as name/value pairs, sent in the Body as POST fields. %1s', 'wpgetapi' ),
			    			htmlentities( '<br><a target="_blank" href="https://wpgetapi.com/docs/sending-post-fields-in-request/?utm_campaign=Body&utm_medium=Admin&utm_source=User">More Info</a>' )
			    		) . 
			    	'"></span>',
			    'id'   => 'body_parameters',
			    'type' => 'parameter',
			    'classes' => 'field-body-parameters',
			    'repeatable' => true,
			    'desc' => ''
			),
			array(
			    'name' => __( 'Encode Body', 'wpgetapi' ) . '<span class="dashicons dashicons-editor-help" data-tip="' . __( 'Encoding of the above Body parameters.', 'wpgetapi' ) . '"></span>',
			    'id'   => 'body_json_encode',
			    'type' => 'select',
			    'classes' => 'field-body-json-encode',
			    'options' => array(
			    	'false'    	=> __( 'No encoding (raw)', 'wpgetapi' ),
			        'true'   	=> __( 'JSON encode', 'wpgetapi' ), 
			        'url'   	=> __( 'URL encode (x-www-form-urlencoded)', 'wpgetapi' ),
			        'base64'   	=> __( 'Base64 encode', 'wpgetapi' ),
			        'xml'   	=> __( 'XML format (available in PRO)', 'wpgetapi' ), 
			         
			    ),
			    'desc' => '',
			),
			array(
                'name' => __( 'Actions', 'wpgetapi' ) . '<span class="dashicons dashicons-editor-help" data-tip="' . 
			    		sprintf( 
	            			__( 'Call this endpoint when your chosen action runs. This feature is available in the PRO plugin. %1s', 'wpgetapi' ),
			    			htmlentities( '<br><a target="_blank" href="https://wpgetapi.com/downloads/pro-plugin/?utm_campaign=Pro&utm_medium=Admin&utm_source=Actions">View PRO Plugin</a>' )
			    		) . 
			    	'"></span>',
                'id'   => 'actions',
                'type' => 'select',
                'classes' => 'field-actions',
                'desc' => __( 'Available in PRO plugin.', 'wpgetapi' ),
                'options' => array(
                	'' => __( '-- No Action --', 'wpgetapi-extras' ),
                	'new_post_published' => __( 'Post/Custom Post - New Post Published', 'wpgetapi-extras' ),
		            'transition_post_status' => __( 'Post/Custom Post - Status Changed', 'wpgetapi-extras' ),
		            'delete_post' => __( 'Post/Custom Post - Delete Post', 'wpgetapi-extras' ),

		            'user_register' => __( 'User - New User Registered', 'wpgetapi-extras' ),
		            'delete_user' => __( 'User - Delete User', 'wpgetapi-extras' ),
		            'user_login' => __( 'User - User Logs In', 'wpgetapi-extras' ),
		            'woocommerce_new_product' => __( 'WooCommerce - New Product Created', 'wpgetapi-extras' ),
                	'woocommerce_new_order' => __( 'WooCommerce - New Order Created', 'wpgetapi-extras' ),
                	'woocommerce_order_status_changed' => __( 'WooCommerce - Order Status Changed', 'wpgetapi-extras' ),
                	'contact_form_7' => __( 'Contact Form 7', 'wpgetapi-extras' ),
                	'gravity_forms' => __( 'Gravity Forms', 'wpgetapi-extras' ),
                	'wpforms' => __( 'WPForms', 'wpgetapi-extras' ),
                	'jetformbuilder' => __( 'JetFormBuilder', 'wpgetapi-extras' ),
                	'formidable_forms' => __( 'Formidable Forms', 'wpgetapi-extras' ),
                	'pmp' => __( 'Paid Memberships Pro - After Checkout', 'wpgetapi-extras' ),
                	'edd' => __( 'Easy Digital Downloads - Complete Purchase', 'wpgetapi-extras' ),
            	),
                'default' => '',
            )

	    ) );

		$fields[] = array(
		    'id'          => 'endpoints',
		    'type'        => 'group',
		    'name'        => '', 
		    'description' => '',		    
		    'options'     => array(
		        'group_title'   => __( 'Endpoint {#}', 'wpgetapi' ), 
		        'add_button'    => __( 'Add Endpoint', 'wpgetapi' ),
		        'remove_button' => __( 'Remove Endpoint', 'wpgetapi' ),
		        'sortable'      => true, // beta
		        //'closed'        => true,
		    ),
		    'before_group' => '<pre class="url"><div>Base URL:</div> <span>' . $base_url . '</span></pre>
		    <div class="import-export"><a href="#TB_inline?&width=600&height=550&inlineId=my-content-id" class="button thickbox">Import/Export</a></div>
		    <div class="collapse open"><a class="button" title="Collapse all endpoints"><span class="dashicons dashicons-arrow-down"></span></a></div>',
		    'fields' => $endpoint_fields,
		);
		
		return apply_filters( 'wpgetapi_fields', $fields );
		
	}


	public function add_options_pages() {
		add_thickbox();

		$option_tabs = self::option_fields();

		foreach ($option_tabs as $index => $option_tab) {
			if ( $index == 0) {

				$this->options_pages[] = add_menu_page( $this->title, $this->menu_title, 'manage_options', $option_tab['id'], array( $this, 'admin_page_display' ), 'none'
				); //Link admin menu to first tab

				add_submenu_page( $option_tabs[0]['id'], $this->menu_title, $option_tab['menu_title'], 'manage_options', $option_tab['id'], array( $this, 'admin_page_display' ) ); //Duplicate menu link for first submenu page
			} else {
				$this->options_pages[] = add_submenu_page( $option_tabs[0]['id'], $this->menu_title, $option_tab['menu_title'], 'manage_options', $option_tab['id'], array( $this, 'admin_page_display' ) );
			}
		}

		foreach ( $this->options_pages as $page ) {
			// Include CMB CSS in the head to avoid FOUC
			add_action( "admin_print_styles-{$page}", array( 'CMB2_Hookup', 'enqueue_cmb_css' ) );
		}

	}

	/**
	 * Admin page markup. Mmply handled by CMB2
	 * @since  0.1.0
	 */
	public function admin_page_display() {

		$option_tabs = self::option_fields(); //get all option tabs
		$tab_forms = array();
		?>

		<div class="wrap wpgetapi">

			<div class="main_content_cell">

				<h1 class="wp-heading-inline">
					<img width="24" height="22" src="<?php echo esc_url( WPGETAPIURL . 'assets/img/wpgetapi-icon.png' ); ?>" /> <?php esc_html_e( $this->title, 'wpgetapi' ) ?> <span class="vnum"><?php echo WPGETAPIVERSION; ?></span>
				</h1>
				<!-- Options Page Nav Tabs -->
				<h2 class="nav-tab-wrapper">
					<?php foreach ($option_tabs as $option_tab) :
						
						$tab_slug = $option_tab['id'];
						$nav_class = 'nav-tab';
						if ( $tab_slug == $_GET['page'] ) {
							$nav_class .= ' nav-tab-active'; //add active class to current tab
							$tab_forms[] = $option_tab; //add current tab to forms to be rendered
						}

						?>
						
						<a class="<?php esc_attr_e( $nav_class ); ?>" href="<?php esc_url( menu_page_url( $tab_slug ) ); ?>"><?php esc_attr_e( $option_tab['menu_title'], 'wpgetapi' ); ?></a>

					<?php endforeach; ?>
				</h2>
				<!-- End of Nav Tabs -->

				<?php 
				//render all tab forms (normaly just 1 form) 
				foreach ($tab_forms as $tab_form) : ?>
				
					<div id="<?php esc_attr_e($tab_form['id']); ?>" class="cmb-form group">
						<div class="metabox-holder">

							<div id="my-content-id" style="display:none;">
							     <div>
							          <?php echo $this->get_import_export(); ?>
							     </div>
							</div>

							<div class="pmpbox pad">
								<h3 class="title"><?php esc_html_e($tab_form['title'], 'wpgetapi'); ?></h3>
								<div class="desc"><?php echo wp_kses_post( $tab_form['desc'] ); ?></div>
								<?php cmb2_metabox_form( $tab_form, $tab_form['id'], $tab_form ); ?>
							</div>
						</div>
					</div>

				<?php endforeach; ?>

			</div>

			<div class="sidebar_cell">
				
				<?php
				$sidebar = self::sidebar_display();
				echo apply_filters( 'wpgetapi_admin_sidebar_display', $sidebar );
				?>

			</div>

		</div>

		<?php

	}


	public function test_the_endpoint() {
		
		$api_id = sanitize_text_field( $_POST['api_id'] );
		$endpoint_id = sanitize_text_field( $_POST['endpoint_id'] );
		$data = wpgetapi_endpoint( $api_id, $endpoint_id, array( 'test_endpoint' => true ) );

		$output = array( 
			'data' => $data, 
			'endpoint_id' => $endpoint_id 
		);
	    echo json_encode( $output );

		wp_die(); // this is required to terminate immediately and return a proper response

	}

	public function get_import_export() {
		ob_start(); ?>

		<div class="wpgetapi-export">
			<h3><span class="dashicons dashicons-download"></span> Export Endpoints</h3>
			<p>Export the endpoints for this API.<br>After clicking the button below, copy the entire contents of the export.</p>
			<button class="button button-primary">Export Endpoints</button>
			<div class="message"></div>
		</div>

		<div class="wpgetapi-import">
			<h3><span class="dashicons dashicons-upload"></span> Import Endpoints</h3>
			<p>Paste your exported JSON data into the field below to import endpoints into this API.</p>
			<textarea></textarea>
			<button class="button button-primary">Import Endpoints</button>
			<div class="message"></div>
		</div>

		<?php
		$content = ob_get_contents();
		ob_end_clean();
		return $content;
	}

	/**
	 * AJAX function to get our endpoints for export.
	 * 
	 */ 
	public function export_endpoints() {
		$api_id = sanitize_text_field( $_POST['api_id'] );
		$data = get_option( $api_id );

		if( ! isset( $data['endpoints'] ) )
			wp_die();

		$encryption = new WpGetApi_Encryption();

		foreach ( $data['endpoints'] as $i => $endpoint ) {
			if( isset( $endpoint['query_parameters'] ) ) {
				foreach ( $endpoint['query_parameters'] as $i2 => $query_parameters ) {
					if( isset( $query_parameters['value'] ) )
						$data['endpoints'][ $i ]['query_parameters'][ $i2 ]['value'] = $encryption->decrypt( $query_parameters['value'] );
				}
			}
			if( isset( $endpoint['header_parameters'] ) ) {
				foreach ( $endpoint['header_parameters'] as $i2 => $header_parameters ) {
					if( isset( $header_parameters['value'] ) )
						$data['endpoints'][ $i ]['header_parameters'][ $i2 ]['value'] = $encryption->decrypt( $header_parameters['value'] );
				}
			}
			if( isset( $endpoint['body_parameters'] ) ) {
				foreach ( $endpoint['body_parameters'] as $i2 => $body_parameters ) {
					if( isset( $body_parameters['value'] ) )
						$data['endpoints'][ $i ]['body_parameters'][ $i2 ]['value'] = $encryption->decrypt( $body_parameters['value'] );
				}
			}
		}

	    echo json_encode( $data );
		wp_die(); // this is required to terminate immediately and return a proper response
	}

	/**
	 * AJAX function to import our endpoints.
	 * 
	 */ 
	public function import_endpoints() {

		$api_id = sanitize_text_field( $_POST['api_id'] );
		$textarea = sanitize_textarea_field( $_POST['textarea'] );
		$existing_data = get_option( $api_id );

		if( ! $textarea ) {
			echo 'No data found.';
			wp_die();
		}

		$new_data = json_decode( stripslashes( $textarea ), true );
		if( ! isset( $new_data['endpoints'] ) ){
			echo 'No endpoints found.';
			wp_die();
		}

		$encryption = new WpGetApi_Encryption();

		foreach ( $new_data['endpoints'] as $i => $endpoint ) {
			if( isset( $endpoint['query_parameters'] ) ) {
				foreach ( $endpoint['query_parameters'] as $i2 => $query_parameters ) {
					if( isset( $query_parameters['value'] ) )
						$new_data['endpoints'][ $i ]['query_parameters'][ $i2 ]['value'] = $encryption->encrypt( $query_parameters['value'] );
				}
			}
			if( isset( $endpoint['header_parameters'] ) ) {
				foreach ( $endpoint['header_parameters'] as $i2 => $header_parameters ) {
					if( isset( $header_parameters['value'] ) )
						$new_data['endpoints'][ $i ]['header_parameters'][ $i2 ]['value'] = $encryption->encrypt( $header_parameters['value'] );
				}
			}
			if( isset( $endpoint['body_parameters'] ) ) {
				foreach ( $endpoint['body_parameters'] as $i2 => $body_parameters ) {
					if( isset( $body_parameters['value'] ) )
						$new_data['endpoints'][ $i ]['body_parameters'][ $i2 ]['value'] = $encryption->encrypt( $body_parameters['value'] );
				}
			}
		}

		// if no existing endpoints, simply add it
		if( ! $existing_data ) {
			update_option( $api_id, $new_data );
		} else {

			$merged['endpoints'] = array_merge( $existing_data['endpoints'], $new_data['endpoints'] );
			update_option( $api_id, $merged );
		}

	    echo 'Successfully imported. Reloading...';
		wp_die(); // this is required to terminate immediately and return a proper response
	}


	public function load_testing_javascript() { ?>

		<script type="text/javascript" >

		jQuery(document).ready(function($) {

			/**
			 * Collapse the endpoints
			 * 
			 */
			$('body').on( 'click', '.wpgetapi .collapse .button', function(){

		        var $this = $(this);
		        var $collapse = $(this).parents('.collapse');
		        var status = 'open';

		        $collapse.toggleClass('open');

		        if( ! $collapse.hasClass( 'open' ) )
		        	status = 'closed';

		        var $endpoints = $( '#endpoints_repeat .postbox.cmb-repeatable-grouping' );
		        $endpoints.each( function() {

		        	if( status == 'closed' ) {
		        		$( this ).addClass('closed');
		        	} else {
		        		$( this ).removeClass('closed');
		        	}
					
				});

		    });

			/**
			 * Run the export
			 * 
			 */
			$('body').on( 'click', '.wpgetapi-export .button', function(){

		        var $this = $(this);
		        var api_id = $('.wpgetapi.wrap').find( '.cmb-form.group' ).attr( 'id' );

		        // disable button
		        $this.attr( 'disabled', true );

				var data = {
					'action': 'wpgetapi_export_endpoints',
					'api_id': api_id,
				};

				// send and get response
				jQuery.post(ajaxurl, data, function( response ) {
					$( '.wpgetapi-export .message' ).show().html( response );
					// enable button
		        	$( '.wpgetapi-export .button' ).attr( 'disabled', false );

				});

		    });

			/**
			 * Run the import
			 * 
			 */
			$('body').on( 'click', '.wpgetapi-import .button', function(){

		        var $this = $(this);
		        var api_id = $('.wpgetapi.wrap').find( '.cmb-form.group' ).attr( 'id' );
		        var textarea = $('.wpgetapi-import textarea').val();

		        // disable button
		        $this.attr( 'disabled', true );

				var data = {
					'action': 'wpgetapi_import_endpoints',
					'textarea': textarea,
					'api_id': api_id,
				};

				// send and get response
				jQuery.post(ajaxurl, data, function( response ) {

					$( '.wpgetapi-import .message' ).html( response );

		        	if( response == 'Successfully imported. Reloading...' ) {
		        		setTimeout(function(){
				           location.reload();
				      	}, 2000); 
		        	} else {
		        		$( '.wpgetapi-import .button' ).attr( 'disabled', false );
		        	}

				});

		    });

			/**
			 * Run the endpoint test
			 * 
			 */
			$('body').on( 'click', '.wpgetapi-test-area .test-button', function(){//delegated

		        var $this = $(this);
		        var area = $this.parents( '.wpgetapi-test-area' );
		        var api_id = $( area ).data( 'api' );
		        var endpoint_id = $( area ).data( 'endpoint' );

		        // disable button
		        $this.attr( 'disabled', true );

				var data = {
					'action': 'wpgetapi_test_endpoint',
					'api_id': api_id,
					'endpoint_id': endpoint_id
				};

				// send and get response
				jQuery.post(ajaxurl, data, function( response ) {
					
					var output = JSON.parse( response );

					$( '.wpgetapi-test-area[data-endpoint="' + output.endpoint_id + '"] .handle' ).show();
					$( '.wpgetapi-test-area[data-endpoint="' + output.endpoint_id + '"] .wpgetapi-result' ).html( output.data);

					// enable button
		        	$( '.wpgetapi-test-area[data-endpoint="' + output.endpoint_id + '"] .test-button' ).attr( 'disabled', false );

				});

		    });

		    $( '.wpgetapi-test-area .handle' ).on('click', function() {
			    $('.wpgetapi-result').toggle();
			});

		});

		</script> <?php

	}


	/**
	 * Sidebar markup.
	 * @since  1.4.1
	 */
	public function sidebar_display() {

		ob_start();

		// do our setup page
        if( isset( $_GET['page'] ) && $_GET['page'] === 'wpgetapi_setup' )
            return $this->sidebar_setup_page();

		?>

			<div class="box">
                <h4><?php esc_html_e( 'Endpoint Instructions', 'wpgetapi' ); ?></h4>
                <ol>
                	<li><?php _e( 'Give your endpoint a <b>Unique ID</b>', 'wpgetapi' ); ?></li>
                	<li><?php _e( 'Add the <b>Endpoint</b> which can be found in your API docs', 'wpgetapi' ); ?></li>
                	<li><?php _e( 'Set the <b>Method</b> - GET for getting data & POST for sending data to the API', 'wpgetapi' ); ?></li>
                	<li><?php _e( 'Set the desired <b>Results Format</b>', 'wpgetapi' ); ?></li>
                	<li><?php _e( 'Other fields are optional & will depend on your API', 'wpgetapi' ); ?></li>
                	<li><?php _e( 'Hit the Save button', 'wpgetapi' ); ?></li>
                	<li><?php _e( 'Copy the Template Tag or Shortcode & paste into page, post or theme file', 'wpgetapi' ); ?></li>
                </ol>
            </div>
             
            <?php echo $this->help_box(); ?>

		<?php
		$content = ob_get_contents();
		ob_end_clean();
		return $content;

	}


    /**
     * Sidebar for our setup page.
     * @since 1.4.4
     */
    public function sidebar_setup_page() {

        ob_start();
        ?>

            <div class="box">
                <h4><?php esc_html_e( 'Setup Instructions', 'wpgetapi' ); ?></h4>
                <ol>
                	<li><?php _e( 'Name your API in the <b>API Name</b> field', 'wpgetapi' ); ?></li>
                	<li><?php _e( 'Give your API a <b>Unique ID</b>', 'wpgetapi' ); ?></li>
                	<li><?php _e( 'Add the <b>Base URL</b> of your API. This can be found in the docs of your API', 'wpgetapi' ); ?></li>
                	<li><?php _e( 'Hit the Save button', 'wpgetapi' ); ?></li>
                	<li><?php _e( 'Visit the new tab that will be created', 'wpgetapi' ); ?></li>
                </ol>
            </div>
            
            <?php echo $this->help_box(); ?>

        <?php
        $content = ob_get_contents();
        ob_end_clean();
        return $content;

    }


    /**
     * 
     * @since 1.4.4
     */
    public function help_box() {

        ob_start();
        ?>

            <hr>

           	<div class="box help-box">    
           		<h4><?php esc_html_e( 'Getting Help', 'wpgetapi' ); ?></h4>     
                <ul>
					<li><?php 
					printf(
						esc_html__( 'View the %1$s', 'cmb2' ),
						'<a target="_blank" href="https://wpgetapi.com/docs/quick-start-guide/?utm_campaign=Docs&utm_medium=Admin&utm_source=User">Quick Start Guide</a>'
					);
					?></li>
					<li><?php 
					printf(
						esc_html__( 'View the %1$s', 'cmb2' ),
						'<a target="_blank" href="https://wpgetapi.com/docs/frequently-asked-questions/?utm_campaign=Docs&utm_medium=Admin&utm_source=User">FAQs</a>'
					);
					?></li>

					<?php if( ! $this->pro_plugin ) { ?>
					<a class="button" target="_blank" href="https://wpgetapi.com/downloads/pro-plugin/?utm_campaign=Pro&utm_medium=Admin&utm_source=User"><?php esc_html_e( 'Do more with the PRO Plugin', 'cmb2' ); ?></a>
					<?php } ?>
                </ul>  
            </div>

        <?php
        $content = ob_get_contents();
        ob_end_clean();
        return $content;

    }


	/**
	 * Tabs don't immmediately appear on save, so this hack!
	 * @since  0.1.0
	 */
	public function redirect( $object_id, $updated ) {

		if( strpos( $object_id, 'wpgetapi_' ) !== false && strpos( $object_id, 'wpgetapi_api_importer' ) == false ) {
			
			add_settings_error( 'wpgetapi-notices', '', 'Saved, reloading page...', 'updated' );
			settings_errors( 'wpgetapi-notices' );
			?>

			<script>
				setTimeout(function() {
				    location.reload();
				}, 200);
			</script>
			<?php

		} 

	}


	/**
	 * Public getter method for retrieving protected/private variables
	 * @since  0.1.0
	 * @param  string  $field Field to retrieve
	 * @return mixed          Field value or exception is thrown
	 */
	public function __get( $field ) {
		// Allowed fields to retrieve
		if ( in_array( $field, array( 'key', 'fields', 'title', 'options_pages' ), true ) ) {
			return $this->{$field};
		}
		if ( 'option_metabox' === $field ) {
			return $this->option_fields();
		}
		throw new Exception( 'Invalid property: ' . $field );
	}

}

/**
 * Helper function to get/return the WpGetApi_Admin_Options object
 * @since  0.1.0
 * @return WpGetApi_Admin_Options object
 */
function wpgetapi_admin_options() {
	return WpGetApi_Admin_Options::get_instance();
}

// Get it started
wpgetapi_admin_options();

endif;