<?php
/**
 *
 *
 * @package  WC_Active Woo Integration
 * @category Integration
 * @author   Jason Kadlec http://crazyeffective.com
 */

if ( ! class_exists( 'WC_Integration_Active_Woo' ) ) :

class WC_Integration_Active_Woo extends WC_Integration {

    // Background sync to AC
    protected $sync_orders;

	/**
	 * Init and hook in the integration.
	 */
	public function __construct() {
		global $woocommerce;

		$this->id                 = 'active-woo';
		$this->method_title       = __( 'Active Campaign WooCommerce', 'woocommerce-active-woo' );
		$this->method_description = __( 'Sends purchaser info from WooCommerce into Active Campaign', 'woocommerce-active-woo' );

		// Load the settings.
		$this->init_form_fields();
		$this->init_settings();
		$this->recover_cart();

        // Load the Background task manager.
        $this->sync_orders  = new AW_Background_Sync();

		// Define user set variables.
		$this->aw_license		= $this->get_option( 'aw_license');
		$this->api_url          = $this->get_option( 'api_url' );
		$this->api_key          = $this->get_option( 'api_key' );
		$this->default_tag      = $this->get_option( 'default_tag' );
		$this->customer_revenue = $this->get_option( 'customer_revenue');
		$this->cart_recover 	= $this->get_option( 'cart_recover');


        // Actions.
        add_action( 'woocommerce_update_options_integration_' .  $this->id, array( $this, 'process_admin_options' ) );
        add_action('wp_ajax_aw_get_results', array( $this, 'aw_process_ajax' ));
        // Filters.
        add_filter( 'woocommerce_settings_api_sanitized_fields_' . $this->id, array( $this, 'sanitize_settings' ) );

		define('AW_LICENSE_KEY_REQ', '56ae9e95354717.75128259');
		define('AW_LICENSE_KEY_URL', 'http://activewoo.com');
		define('AW_PRODUCT_SKU', 'ActiveWoo');
	}


	/**
	 * Initialize integration settings form fields.
	 *
	 * @return void
	 */
	public function init_form_fields() {
        $this->sync_orders  = new AW_Background_Sync();

		// Exit if not Woo Settings and Integration Tab
        if ( ( isset($_GET['page']) && $_GET['page'] !== 'wc-settings') && ( isset($_GET['tab']) && $_GET['tab'] !== 'integration') ) {
            return;
        }

		$awlicense_key =  get_option('aw_license');
		if (!empty($awlicense_key)) {
		    $url = 'http://activewoo.com/?secret_key=56ae9e95354717.75128259&slm_action=slm_check&license_key=' . $awlicense_key . '&registered_domain=' . get_bloginfo('url').'&item_reference=ActiveWoo';
    		$response = wp_remote_get($url, array('timeout' => 20, 'sslverify' => false));
       		if(is_array($response)){
        		$json = $response['body']; // use the content
        		$json = preg_replace('/[\x00-\x1F\x80-\xFF]/', '', utf8_encode($json));
        		$license_data = json_decode($json);
    		}
    	}

    	if( isset($license_data) && $license_data->result == 'success'){
        	$this->form_fields = array(
				'api_url' => array(
    				'title'             => __( 'API URL', 'woocommerce-active-woo' ),
    				'type'              => 'text',
    				'description'       => __( 'Enter with your API URL. You can find this in the "My Settings" drop-down of Active Campaign(top right corner) > Click the API Button, Then paste in API URL.', 'woocommerce-active-woo' ),
    				'desc_tip'          => false,
    				'id'   				=> 'aw_api_url',
    				'default'           => ''
				),
				'api_key' => array(
					'title'             => __( 'API Key', 'woocommerce-active-woo' ),
					'type'              => 'text',
					'description'       => __( 'You can find this in the "My Settings" drop-down of Active Campaign(top right corner) > Click the API Button, copy the API Key, then paste it here.', 'woocommerce-active-woo' ),
					'desc_tip'          => false,
					'default'           => ''
				),
				'default_tag' => array(
					'title'             => __( 'Default Tag (optional)', 'woocommerce-active-woo' ),
					'type'              => 'text',
					'description'       => __( 'Enter the name of a tag that will be applied on every purchase, regardless of what product(s) are purchased', 'woocommerce-active-woo' ),
					'desc_tip'          => false,
					'default'           => ''
				),
				'sync_cat' => array(
					'title'             => __( 'Sync the WooCommerce Product Category', 'woocommerce-active-woo' ),
					'type'              => 'checkbox',
					'description'       => __( 'Leave this CHECKED if you want to add the WooCommerce product category(ies) as tags, in addition to the SKU.', 'woocommerce-active-woo' ),
					'desc_tip'          => false,
					'default'           => ''
				),
				'sync_tag' => array(
					'title'             => __( 'Sync the WooCommerce Product Tag', 'woocommerce-active-woo' ),
					'type'              => 'checkbox',
					'description'       => __( 'Leave this CHECKED if you want to add the WooCommerce product tag(s) as tags, in addition to the SKU.', 'woocommerce-active-woo' ),
					'desc_tip'          => false,
					'default'           => ''
				),
				 'sync_coupon' => array(
					'title'             => __( 'Sync Coupons', 'woocommerce-active-woo' ),
					'type'              => 'checkbox',
					'description'       => __( 'Leave this CHECKED if you want to add the any Coupon(s) used by the customer at checkout as tags, in addition to the SKU.', 'woocommerce-active-woo' ),
					'desc_tip'          => false,
					'default'           => ''
				),
				'sync_billing' => array(
					'title'             => __( 'Adds custom fields for billing info, and syncs most recent order info into those fields.', 'woocommerce-active-woo' ),
					'type'              => 'checkbox',
					'description'       => __( 'Billing mailing address, country and postal code', 'woocommerce-active-woo' ),
					'desc_tip'          => false,
					'default'           => '0'
				),
				'customer_revenue' => array(
					'title'             => __( 'Customer Revenue Field (optional)', 'woocommerce-active-woo' ),
					'type'              => 'text',
					'description'       => __( 'Enter the custom field name you would like to use to track total spend, leave empty if you do not wish to track this', 'woocommerce-active-woo' ),
					'desc_tip'          => false,
					'default'           => ''
				),
				'last_order_date' => array(
					'title'             => __( 'Enter custom field name you would like to use save the date of the order being synced, leave empty if you do not wish to track this', 'woocommerce-active-woo' ),
					'type'              => 'text',
					'description'       => __( 'If a customer has multipe orders, this field will always show the most recent order only.', 'woocommerce-active-woo' ),
					'desc_tip'          => false,
					'default'           => ''
				),
				'cart_recover' => array(
					'title'             => __( 'Enable Cart Recovery <a href="http://activewoo.com/recover-cart">Important Instructions Here</a>', 'woocommerce-active-woo' ),
					'type'              => 'checkbox',
					'description'       => __( 'NOTE: You MUST do some setup in ActiveCampaign BEFORE you enable this option!', 'woocommerce-active-woo' ),
					'desc_tip'          => false,
					'default'           => '0'
				),
				'rc_prefix' => array(
					'title'             => __( 'Default Recover Cart Tag & Tag Prefix (Required)', 'woocommerce-active-woo' ),
					'type'              => 'text',
					'description'       => __( 'Make this short - it will prefix any SKU, Product Category or Product Tag so you can differentiate that from the purchased tag. EG: AW_RC-SKU. AW_RC is the prefix you are adding here, SKU would be the product sku, and the - is added automatically between the prefix and SKU', 'woocommerce-active-woo' ),
					'desc_tip'          => false,
					'default'           => 'AW_RC'
				),
				'rc_sku' => array(
					'title'             => __( 'Use the SKU + the prefix above when using the Recover Cart', 'woocommerce-active-woo' ),
					'type'              => 'checkbox',
					'description'       => __( 'Leave this CHECKED if you want to be able to see what products were in the cart when abandoned.', 'woocommerce-active-woo' ),
					'desc_tip'          => false,
					'default'           => ''
				),
				'rc_cat' => array(
					'title'             => __( 'Use the Product Category + the prefix above when using the Recover Cart', 'woocommerce-active-woo' ),
					'type'              => 'checkbox',
					'description'       => __( 'Leave this CHECKED if you want to be able to see what product category(s) were in the cart when abandoned.', 'woocommerce-active-woo' ),
					'desc_tip'          => false,
					'default'           => ''
				),
				'rc_tag' => array(
					'title'             => __( 'Use the Product Tag + the prefix above when using the Recover Cart', 'woocommerce-active-woo' ),
					'type'              => 'checkbox',
					'description'       => __( 'Leave this CHECKED if you want to be able to see what product tag(s) were in the cart when abandoned.', 'woocommerce-active-woo' ),
					'desc_tip'          => false,
					'default'           => ''
				),
                'cancel_sync'  => array(
                    'title'             => __( 'Cancel Syncing Orders', 'aw_sync_all' ),
                    'type'              => 'button_cancel',
                    'id'                => 'cancel-sync-button',
                    'description'       => __( 'Click this button, and ActiveWoo will cancel syncing the orders in queue.', 'aw_sync_all' ),
                    'desc_tip'          => false,
                )
            );

            // Add a new field if WC Subscriptions is active
            if ( aw_is_checkout_editor_active() ) {
                $this->form_fields['wc_checkout_sync'] = array(
                    'title'             => __( 'Have ActiveWoo sync custom Checkout Field', 'woocommerce-active-woo' ),
                    'type'              => 'checkbox',
                    'id'                => 'checkout-fields-sync-chbox',
                    'description'       => __( 'Leave this CHECKED if you want to sync custom Checkout Fields created by Checkout Field Editor Plugin.', 'woocommerce-active-woo' ),
                    'desc_tip'          => false,
                    'default'           => 'yes'
                );
            }

            // Add a new field if WC Subscriptions is active
            if ( class_exists( 'WC_Subscriptions' ) ) {
                $this->form_fields['wc_subs_sync'] = array(
                    'title'             => __( 'Have ActiveWoo sync subscription events', 'woocommerce-active-woo' ),
                    'type'              => 'checkbox',
                    'id'                => 'subs-sync-chbox',
                    'description'       => __( 'When a subscriber cancels a subscription, an skuCANC tag will be added to that contact. For example, if your product sku was GoldMembership, then the tag that will be added will be GoldMembershipCANC.', 'woocommerce-active-woo' ),
                    'desc_tip'          => false,
                    'default'           => 'yes'
                );
            }

            $this->form_fields['customize_button'] = array(
                'title'             => __( 'Sync All Orders', 'aw_sync_all' ),
                'type'              => 'button',
                //'custom_attributes' => array(
                //'onclick' => "aw_do_sync",
                //),
                'description'       => __( 'Click this button, and ActiveWoo will search for any orders not yet synced, and will sync them.<br> To test how many orders have been synced, you can refresh the page and check the total orders synced status on the left.', 'aw_sync_all' ),
                'desc_tip'          => false,
            );

		} else {
            $this->form_fields = array(
                'aw_license' => array(
                'title'             => __( 'ActiveWoo License Key', 'woocommerce-active-woo' ),
                'type'              => 'text',
                'description'       => __( 'This license key was shown on your confirmation page, and was also emailed to you. Please be sure you check your spam folder!', 'woocommerce-active-woo' ),
                'desc_tip'          => false,
                'id'   				=> 'aw_license',
                'default'           => ''
                )
            );
		}

        // Change the "Sync All Order" button description and disable it when sync quee isn't empty"
        if ( ! $this->sync_orders->is_empty() && isset( $this->form_fields['customize_button'] ) ) {
            $this->form_fields['customize_button']['custom_attributes'] = array( 'disabled' => true );
            $this->form_fields['customize_button']['description']       = __( 'Orders are being synced. Refresh this page to see the progress.', 'aw_sync_all' );
        }

	}



	/**
	 * Santize our settings
	 * @see process_admin_options()
	 */
	public function sanitize_settings( $settings ) {
		if ( isset( $settings['aw_license'] )) {
    		$awlicense_key =  $settings['aw_license'];
		}

		if ( isset( $settings ) && isset( $settings['api_key'] ) ) { //test API key works when it gets submitted.

            $ac = new aw_ActiveCampaign($settings['api_url'], $settings['api_key']);

            if (!(int)$ac->credentials_test()) { //it failed
		 	    echo '<div class="error"><p>ERROR - ACTIVE CAMPAIGN NOT CONNECTED!! The API URL and API Key entered are not working. Please check and try again.</p></div>';
		    } else {
                $field    = $settings['customer_revenue'];
                $pers     = preg_replace("/[^a-zA-Z]+/", "_", $field);
                $perstag  = strtoupper($pers);

                $addfield = array(
                    'title'   => $field,
                    'type'    => 1,
                    'req'     => '0',
                    'perstag' => $perstag,
                    'p[0]'    => '0'
	    		);
		    	$ac_custom_fields = $ac->api("list/field_add", $addfield);

		    	if ($settings['sync_billing']) {
			    	$addfield = array(
                        'title'   => 'Billing Address',
                        'type'    => 1,
                        'req'     => '0',
                        'perstag' => 'BILLING_ADDRESS',
                        'p[0]'    => '0'
		    		);
			    	$ac_custom_fields = $ac->api("list/field_add", $addfield);

                    $addfield = array(
                        'title'   => 'Billing Address 2',
                        'type'    => 1,
                        'req'     => '0',
                        'perstag' => 'BILLING_ADDRESS_2',
                        'p[0]'    => '0'
		    		);
			    	$ac_custom_fields = $ac->api("list/field_add", $addfield);

                    $addfield = array(
                        'title'   => 'Billing City',
                        'type'    => 1,
                        'req'     => '0',
                        'perstag' => 'BILLING_CITY',
                        'p[0]'    => '0'
                    );
			    	$ac_custom_fields = $ac->api("list/field_add", $addfield);

                    $addfield = array(
                        'title'   => 'Billing State',
                        'type'    => 1,
                        'req'     => '0',
                        'perstag' => 'BILLING_STATE',
                        'p[0]'    => '0'
                    );
			    	$ac_custom_fields = $ac->api("list/field_add", $addfield);

                    $addfield = array(
                        'title'   => 'Billing Country',
                        'type'    => 1,
                        'req'     => '0',
                        'perstag' => 'BILLING_COUNTRY',
                        'p[0]'    => '0'
		    		);
			    	$ac_custom_fields = $ac->api("list/field_add", $addfield);

                    $addfield = array(
                        'title'   => 'Billing Postcode',
                        'type'    => 1,
                        'req'     => '0',
                        'perstag' => 'BILLING_POSTCODE',
                        'p[0]'    => '0'
		    		);
			    	$ac_custom_fields = $ac->api("list/field_add", $addfield);

		    	}

		    	if ($settings['last_order_date']){
                    $field    = $settings['last_order_date'];
                    $pers     = preg_replace("/[^a-zA-Z]+/", "_", $field);
                    $perstag  = strtoupper($pers);
                    $addfield = array(
                        'title'   => $field,
                        'type'    => 9,
                        'req'     => '0',
                        'perstag' => $perstag,
                        'p[0]'    => '0'
		    		);
			    	$ac_custom_fields = $ac->api("list/field_add", $addfield);

		    	}

                if ( $settings['wc_checkout_sync'] == 'yes' && aw_is_checkout_editor_active() ){
                    $custom_ch_fields = aw_get_custom_checkout_fields();

                    foreach ($custom_ch_fields as $field) {
                        $pers     = preg_replace("/[^a-zA-Z]+/", "_", $field);
                        $perstag  = strtoupper($pers);

                        $addfield = array(
                        'title'   => $field,
                        'type'    => 1,
                        'req'     => '0',
                        'perstag' => $perstag,
                        'p[0]'    => '0'
                        );
                        $ac_custom_fields = $ac->api("list/field_add", $addfield);
                    }
                }

		    	echo '<div id="message" class="updated"><p>Success! Active Campaign is now connected</p></div>';
		    }

		} else {

			if ( isset( $settings ) && isset( $settings['aw_license'] ) ) { //test API key works when it gets submitted.
                $awlicense_key =  $settings['aw_license'];

                $url           = AW_LICENSE_KEY_URL . '/?secret_key=' . AW_LICENSE_KEY_REQ . '&slm_action=slm_activate&license_key=' . $awlicense_key . '&registered_domain=' . get_bloginfo('siteurl').'&item_reference=ActiveWoo';

                $response      = wp_remote_get($url, array('timeout' => 20, 'sslverify' => false));

                if(is_array($response)){
            		$json = $response['body']; // use the content
            		$json = preg_replace('/[\x00-\x1F\x80-\xFF]/', '', utf8_encode($json));
            		$license_data = json_decode($json);
        		}

                if($license_data->result == 'success'){
                    update_option( 'aw_license', $awlicense_key);
                    echo '<div id="message" class="updated"><p>Your license activated successfuly</p><p>Please <a class="button-primary" href="javascript:window.location.reload(true)">Click Here</a> to load in the settings.</p></div>';
                }else{
                    echo '<div class="error"><p>' . $license_data->message . $awlicense_key.'</p></div>';
                }

		    } else {
				echo '<div class="error"><p>ERROR-Please enter a valid ActiveWoo License Key</p>';
			}

		}

        return $settings;

	}

	public function recover_cart() {

		if ($this->get_option( 'cart_recover') == 'yes') {

			if ( !function_exists('activewoo_plugin_path') ) {
                function activewoo_plugin_path() {
      				// gets the absolute path to this plugin directory
      				return untrailingslashit( plugin_dir_path( __FILE__ ) );
 				}
 			}

			add_filter( 'woocommerce_locate_template', 'myplugin_woocommerce_locate_template', 10, 3 );

			if ( !function_exists('myplugin_woocommerce_locate_template') ) {
                function myplugin_woocommerce_locate_template( $template, $template_name, $template_path ) {
                    global $woocommerce;
                    $_template = $template;

                    if ( ! $template_path ) {
                        $template_path = $woocommerce->template_url;
                    }

                    $plugin_path  = activewoo_plugin_path() . '/woocommerce/';

                    // Look within passed path within the theme - this is priority

                    $template = locate_template(
                        array(
                            $template_path . $template_name,
                            $template_name
                        )
                    );

                    // Modification: Get the template from this plugin, if it exists
                    if ( ! $template && file_exists( $plugin_path . $template_name ) ){
                        $template = $plugin_path . $template_name;
                    }

                    // Use default template
                    if ( ! $template ){
                        $template = $_template;
                    }

                    // Return what we found
                    return $template;
                }
			}
		}
	}

    /**
    * Generate Button HTML.
    */
    public function generate_button_cancel_html( $key, $data ) {
        $field    = $this->plugin_id . $this->id . '_' . $key;
        $defaults = array(
            'class'             => 'button-secondary',
            'css'               => '',
            'custom_attributes' => array(),
            'desc_tip'          => false,
            'description'       => '',
            'title'             => '',
        );
        $data  = wp_parse_args( $data, $defaults );
        $style = $this->sync_orders->is_empty() ? ' style="display: none;"' : '';
        ob_start();
        ?>
        <tr valign="top" <?php echo $style;?> id="tr-<?php echo $key; ?>">
            <th scope="row" class="titledesc">
                <label for="<?php echo esc_attr( $field ); ?>"><?php echo wp_kses_post( $data['title'] ); ?></label>
                <?php echo $this->get_tooltip_html( $data ); ?>
            </th>
            <td class="forminp">
                <fieldset>
                    <legend class="screen-reader-text"><span><?php echo wp_kses_post( $data['title'] ); ?></span></legend>
                    <button class="<?php echo esc_attr( $data['class'] ); ?>" type="button" name="<?php echo esc_attr( $field ); ?>" id="<?php echo esc_attr( $field ); ?>" style="<?php echo esc_attr( $data['css'] ); ?>" <?php echo $this->get_custom_attribute_html( $data ); ?>><?php echo wp_kses_post( $data['title'] ); ?></button>
                    <img src="<?php echo admin_url('/images/wpspin_light.gif'); ?>" class="waiting" style="display:none" id="aw_loading_cancel" alt="">
                    <div id="aw_results_cancel"></div>
                    <?php echo $this->get_description_html( $data ); ?>
                </fieldset>
            </td>
        </tr>
        <?php
        return ob_get_clean();
    }

	public function generate_button_html( $key, $data ) {
	 	$field    = $this->plugin_id . $this->id . '_' . $key;
		$defaults = array(
			'class'             => 'button-secondary',
			'css'               => '',
			'custom_attributes' => array(),
			'desc_tip'          => false,
			'description'       => '',
			'title'             => '',
		);

        $data      = wp_parse_args( $data, $defaults );
        $allorders =  wp_count_posts( 'shop_order' );
		wp_enqueue_script('aw_do_sync', plugin_dir_url(__FILE__).'js/aw_do_sync.js', array('jquery'));
		wp_localize_script('aw_do_sync', 'aw_vars', array(
			'aw_nonce' => wp_create_nonce('aw_nonce')
			)
		);

        $args = array(
            'post_type'      => 'shop_order',
            'post_status'    => array( 'wc-processing', 'wc-completed' ),
            'posts_per_page' => '-1',
            'meta_key'       => 'aw_sync',
            'meta_value'     => ' ',
            'meta_compare'   => '!=',
        );

        $aw_synced = new WP_Query( $args );

		ob_start();
		?>
		<tr valign="top">
			<th scope="row" class="titledesc">
				<label for="<?php echo esc_attr( $field ); ?>"><?php echo 'Completed Orders: '.$allorders->{'wc-completed'}.'<br> Synced Orders: '.$aw_synced->post_count; ?></label>
				<?php echo $this->get_tooltip_html( $data ); ?>
			</th>
			<td class="forminp">
				<?php
				// if ($this->get_aw_synced_orders() == "true") { ?>
				<fieldset>
					<legend class="screen-reader-text"><span><?php echo wp_kses_post( $data['title'] ); ?></span></legend>
					<button class="<?php echo esc_attr( $data['class'] ); ?>" type="button" name="<?php echo esc_attr( $field ); ?>" id="<?php echo esc_attr( $field ); ?>" style="<?php echo esc_attr( $data['css'] ); ?>" <?php echo $this->get_custom_attribute_html( $data ); ?>><?php echo wp_kses_post( $data['title'] ); ?></button>
					<img src="<?php echo admin_url('/images/wpspin_light.gif'); ?>" class="waiting" style="display:none" id="aw_loading" alt="">
					<div id="aw_results"><?php echo $this->get_description_html( $data ); ?></div>
				</fieldset>
				<?php //} else {
					//echo $this->get_aw_synced_orders();
			//	} ?>
			</td>
		</tr>
		<?php
		return ob_get_clean();
	}


    public function aw_process_ajax(){

        if ( !isset($_POST['aw_nonce']) || !wp_verify_nonce($_POST['aw_nonce'], 'aw_nonce')){
        	die('Permission Check Failed');
        }

        // Cancel Sync
        if ( $_POST['cancel_sync'] === 'true' ) {
            $this->sync_orders->cancel_sync();

            if ($this->sync_orders->is_empty()) {
                echo 'Sync Cancelled';
            }

            die();
        }

        $args = array(
            'post_type'      => 'shop_order',
            'post_status'    => array( 'wc-processing', 'wc-completed' ),
            'posts_per_page' => '-1',
            'meta_query'     => array(
               'relation' => 'OR',
                array(
                    'key'     => 'aw_sync',
                    'compare' => 'NOT EXISTS', // works!
                    'value'   => '' // This is ignored, but is necessary...
                ),
                array(
                    'key'   => 'aw_sync',
                    'value' => 'Not synced'
                )
    		)
       	);
    	$aw_orders = new WP_Query( $args );

    	if ( $aw_orders->have_posts() ) {
    		$i = 0;

            while ( $aw_orders->have_posts() ) : $aw_orders->the_post();
          		$order_id = get_the_ID();
                // Push the order ID to background task manager
          		$this->sync_orders->push_to_queue( $order_id );
          		$i++;
    		endwhile;

            $this->sync_orders->save()->dispatch();
    		echo 'Orders are now being synced in the background. Refresh this page to check on the progress of the sync.';
    	} else {
    		echo "All Orders are already synced, so nothing new was synced.";
    	}

    	die();
    }

}//end class

endif;