<?php

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


class WPF_Contact_Form_7 extends WPF_Integrations_Base {

    /**
     * Gets things started
     *
     * @access  public
     * @return  void
     */

    public function init() {

        $this->slug = 'cf7';

        add_filter( 'wpcf7_editor_panels', array( $this, 'add_panel' ) );
        add_action( 'wpcf7_after_save', array( $this, 'save_form' ) );
        add_action( 'wpcf7_mail_sent', array( $this, 'send_data' ), 5 );

    }

    /**
     * Adds panel to CF7 settings page
     *
     * @access  public
     * @return  array Panels
     */

    public function add_panel( $panels ) {

        $panels['wp-fusion-tab'] = array(
            'title'    => 'WP Fusion',
            'callback' => array( $this, 'add_form' )
        );

        return $panels;

    }


    /**
     * Adds form content to panel
     *
     * @access  public
     * @return  mixed Panel content
     */

    public function add_form( $info ) {

        wp_nonce_field( 'cf7_wpf_nonce', 'cf7_wpf_nonce' );

        $post_id = $info->id();
        $content = $info->prop( 'form' );
        $inputs  = array();

        // Get inputs from saved form config
        preg_match_all( "/\[.*\]/", $content, $matches );

        foreach ( $matches[0] as $input ) {
            $input    = substr( $input, 1, - 1 );
            $input    = str_replace( '*', '', $input );
            $elements = explode( ' ', $input );

            if ( ! ( $elements[1] == '"Send"' ) ) {
                $inputs[ $elements[1] ] = $elements[0];
            }
        }

        $settings = get_post_meta( $post_id, 'cf7_wpf_settings', true );

        if( empty( $settings ) ) {
            $settings = array();
        }

        echo '<h2>' . wp_fusion()->crm->name . ' Settings</h2>';

        echo '<fieldset><legend>For each field in the form, select a field to sync with in ' . wp_fusion()->crm->name . '</legend>';

        echo '<table id="wpf-cf7-table">';
        echo '<tbody id="wp-fusion-inputs">';
        foreach ( $inputs as $name => $type ) {

            $capital_name = str_replace( '-', '  ', $name );

            if( ! isset( $settings[ $name ] ) ) {
                $settings[ $name ] = array( 'crm_field' => '' );
            }

            if ( ! isset( $settings[ $name ]['crm_field'] ) ) {
                $settings[ $name ]['crm_field'] = '';
            }

            echo '<tr id="input-row">';
            echo '<td><label> ' . ucwords( $capital_name ) . ' <label></td>';
            echo '<td><label for ="cf7_wpf_settings"> ' . $type . ' <label></td>';
            echo '<td class="crm-field">';
            wpf_render_crm_field_select( $settings[ $name ]['crm_field'], 'cf7_wpf_settings', $name );
            echo '</td>';
            echo '</tr>';
        }
        echo '</tbody>';
        echo '</table>';

        $multiselect = $name;
        if ( isset( $settings['tags'] ) ) {
            $multiselect = $settings['tags'];
        }


        echo '<p class="description"><label for="tags">Apply the following tags when the form is submitted:</label><br />';

        wpf_render_tag_multiselect( array( 'setting' => $multiselect, 'meta_name' => 'cf7_wpf_settings', 'field_id' => 'tags' ) );

        echo '</p>';

        echo '</fieldset>';

    }

    /**
     * Save WPF settings fields
     * @access public
     *
     * @param unknown $contact_form
     */

    public function save_form( $contact_form ) {

        if ( empty( $_POST ) || ! isset( $_POST['cf7_wpf_nonce'] ) ) {
            return;
        }

        $post_id = $contact_form->id();

        update_post_meta( $post_id, 'cf7_wpf_settings', $_POST['cf7_wpf_settings'] );

    }

    /**
     * Send data to CRM on form submission
     *
     * @access  public
     * @return  array Classes
     */

    public function send_data( $contact_form ) {

        $contact_form_id = $contact_form->id();
        $submission      = WPCF7_Submission::get_instance();
        $posted_data     = $submission->get_posted_data();

        $wpf_settings = get_post_meta( $contact_form_id, 'cf7_wpf_settings', true );

        if ( empty( $wpf_settings ) ) {
            return;
        }

        $email_address = false;
        $update_data = array();

        foreach ( $posted_data as $key => $value ) {

            if ( ! isset( $wpf_settings[ $key ] ) || empty( $wpf_settings[ $key ]['crm_field'] ) || empty( $value ) ) {
                continue;
            }

            $type = 'text';

            if ( is_array( $value ) ) {
                $value = implode( ', ', $value );
                $type = 'multiselect';
            }

            if ( is_email( $value ) ) {
                $email_address = $value;
            }

            $value = apply_filters( 'wpf_format_field_value', $value, $type, $wpf_settings[ $key ]['crm_field'] );

            $update_data[ $wpf_settings[ $key ]['crm_field'] ] = $value;

        }

        if ( ! isset( $wpf_settings['tags'] ) ) {
            $wpf_settings['tags'] = array();
        }

        $args = array(
            'email_address'     => $email_address,
            'update_data'       => $update_data,
            'apply_tags'        => $wpf_settings['tags'],
            'integration_slug'  => 'cf7',
            'integration_name'  => 'Contact Form 7',
            'form_id'           => $contact_form_id,
            'form_title'        => get_the_title( $contact_form_id ),
            'form_edit_link'    => admin_url( 'admin.php?page=wpcf7&post=' . $contact_form_id . '&action=edit' )
        );

        require_once WPF_DIR_PATH . 'includes/integrations/class-forms-helper.php';

        $contact_id = WPF_Forms_Helper::process_form_data( $args );

    }

}

new WPF_Contact_Form_7;