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<?php

/**
 * Class Inbound_Mailer_Notifications adds admin notifications unique to the Mailer component
 *
 * @package Mailer
 * @subpackage  Notifications
 */

class Inbound_Mailer_Notifications {

    /**
     *  Initialize Class
     */
    function __construct() {

        self::load_hooks();

    }


    /**
     *  Load hooks and filters
     */
    public static function load_hooks() {

        /* Add notification ignore listener */
        add_action( 'admin_init' , array( __CLASS__ , 'ignore_notifications' ) );

        /* Load template selector in background */
        add_action('admin_notices', array( __CLASS__ , 'prompt_key_notifications' ) );

    }

    /**
     * listen for the command to disable the mandril send error notifications
     */
    public static function ignore_notifications() {
        if (!isset($_REQUEST['mailer-disable-notification'])) {
             return;
        }

        global $current_user;
        $user_id = $current_user->ID;

        $ignore_check = get_transient('inbound_pro_ignore_email_errors' , array());

        $ignore_check[] = $user_id;

        set_transient( 'inbound_pro_ignore_email_errors' , array_unique($ignore_check) , 60 * 60 * 24 * 3 );
    }


    /**
     *  Checks to see if email service Key is inputed. If it's not then it throws the notice
     */
    public static function prompt_key_notifications() {
        global $post , $inbound_settings;


        if (!isset($post)||$post->post_type!='inbound-email'){
            return false;
        }

        /* Check if key exists */
        $settings_url = Inbound_Mailer_Settings::get_settings_url();

        switch($inbound_settings['mailer']['mail-service']) {
            case 'sparkpost':

                if ( isset($inbound_settings['mailer']['sparkpost-key']) && $inbound_settings['mailer']['sparkpost-key'] ) {
                    return;
                }
                ?>
                <div class="updated">
                    <p><?php _e( sprintf( 'Email requires a SparkPost API Key. Head to your %s to input your SparkPost API key.' , '<a href="'.$settings_url.'">'.__( 'settings page' , 'inbound-pro' ).'</a>') , 'inbound-email'); ?></p>
                </div>
                <?php
                break;
            default:
                ?>
                <div class="updated">
                    <p><?php _e( sprintf( 'An email service is required to send emails. Head to your %s to select a mail service.' , '<a href="'.$settings_url.'">'.__( 'settings page' , 'inbound-pro' ).'</a>') , 'inbound-email'); ?></p>
                </div>
                <?php
                break;
        }

    }


    /**
     *  Let user know Mandril is not processing their sends
     */
    public static function prompt_email_send_error()  {
        global $current_user, $post;
        $user_id = $current_user->ID;


        $errors = Inbound_Options_API::get_option('inbound-email', 'errors-detected', false);

        /* if no error message then return */
        if (!$errors) {
            return;
        }

        $ignore_check = get_transient('inbound_pro_ignore_email_errors' , array());

        if ($ignore_check && in_array( $user_id , $ignore_check ) && (!isset($post) || $post->post_type != 'inbound-email')) {
            return;
        }

        echo '<div class="error">';

        if ((!isset($post) || $post->post_type != 'inbound-email')) {
            echo '<div style="float:right;margin-top:10px;"><a href="?mailer-disable-notification=true" title="'. __('Disable this notification. Note this error message will still appear in the email listing area until all scheduled emails are canceled or the error itself resolves.', 'inbound-pro') . '"><strong>x</strong></a> </div>';
        }

        echo '<p>' . __( sprintf( 'The selected email service is rejecting email send attempts and returning the message below:  <pre>%s</pre>' , $errors) , 'inbound-pro') .'</p>';
        echo '     </div>';

    }

}

new Inbound_Mailer_Notifications;