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<?php

/**
 * Class that provides "common settings" area in email edit page. Settings include subject and email headers setup
 *
 * @package Mailer
 * @subpackage Management
*/

class Inbound_Mailer_Common_Settings {
    private static $instance;
    public $settings;

    public static function instance()
    {
        if ( ! isset( self::$instance ) && ! ( self::$instance instanceof Inbound_Mailer_Common_Settings ) )
        {
            self::$instance = new Inbound_Mailer_Common_Settings;       
            self::$instance->add_common_settings();     
            self::$instance->load_settings();
        }

        return self::$instance;
    }


    /**
    *   filters to add in core definitions to the calls to action extension definitions array 
    */
    function add_common_settings() {
        self::add_addressing_settings();
        self::add_batch_send_settings();

    }
    
    /**
    *  Adds default mail settings
    */
    function add_addressing_settings(){
    

        self::$instance->settings['email-settings']['subject'] =  array(
            'description' => __( 'Subject line of the email. This field is variation dependant!' , 'inbound-pro' ) ,
            'label' => __( 'Subject Line' , 'inbound-pro' ),
            'id'  => 'subject',
            'type'  => 'text',
            'default'  => '',
            'class' => '',
            'disable_variants' => false
        );
        
        self::$instance->settings['email-settings']['from_name'] =  array(
            'label' => __( 'From Name' , 'inbound-pro' ),
            'description' => __( 'The name of the sender. This field is variation dependant!' , 'inbound-pro' ) ,
            'id'  => 'from_name',
            'type'  => 'text',
            'default'  => '',
            'class' => '',
            'disable_variants' => false
        );
        
        self::$instance->settings['email-settings']['from_email'] =  array(
            'label' => __( 'From Email' , 'inbound-pro' ),
            'description' => __( 'The email address of the sender. This field is variation dependant!' , 'inbound-pro' ) ,
            'id'  => 'from_email',
            'type'  => 'text',
            'default'  => '',
            'class' => '',
            'disable_variants' => false
        );  
        
        self::$instance->settings['email-settings']['reply_email'] =  array(
            'label' => __( 'Reply Email' , 'inbound-pro' ),
            'description' => __( 'The email address recipients can reply to. This field is variation dependant!' , 'inbound-pro' ) ,
            'id'  => 'reply_email',
            'type'  => 'text',
            'default'  => '',
            'class' => '',
            'disable_variants' => false
        );          

    }

    
        
    /**
    * adds batch send settings
    */
    function add_batch_send_settings() {

        $lead_lists = self::get_lead_lists_as_array();
        
        self::$instance->settings['batch-send-settings']['recipients'] = array(
            'id'  => 'recipients',
            'label' => __( 'Recipient Lists' , 'inbound-pro' ),
            'description' => __( 'Add the lists you would like to target with this email.' , 'inbound-pro' ),
            'type'  => 'select2', 
            'default' => '',
            'placeholder' => __( 'Select lists to send mail to.' , 'inbound-pro' ),
            'options' => $lead_lists,
            'disable_variants' => true
        );

        $tz = Inbound_Mailer_Scheduling::get_current_timezone();

        self::$instance->settings['batch-send-settings']['send_datetime'] = array(
            'id'  => 'send_datetime',
            'label' => __( 'Send Date/Time' , 'inbound-pro' ),
            'description' => __( 'Select the date and time you would like this message to send.' , 'inbound-pro' ),
            'type'  => 'datepicker', 
            'default' => '',
            'default_timezone_abbr' =>  $tz['abbr'] . '-UTC' . $tz['offset'] ,
            'placeholder' => __( 'Select lists to send mail to.' , 'inbound-pro' ),
            'options' => $lead_lists,
            'disable_variants' => true
        );


    }
    
    /**
    *  Makes template definitions filterable
    */
    function load_settings() {
        self::$instance->settings = apply_filters( 'inbound_email_common_settings' , self::$instance->settings );
    }
    
    /**
    * Get an array of all lead lists
    *
    * @returns ARRAY of lead lists with term id as key and list name as value
    */
    public static function get_lead_lists_as_array() {
        
        $array = array();

        $args = array(
            'hide_empty' => false,
        );

        $terms = get_terms('wplead_list_category', $args);

        foreach ( $terms as $term   ) {
            $array[$term->term_id] = $term->name . " (".$term->count.")";
        }

        return $array;
    }
}

/**
*  Allows quick calling of instance
*/
function Inbound_Mailer_Common_Settings() {
    return Inbound_Mailer_Common_Settings::instance();
}