<?php

/**
 * @file
 * Functions related to modals.
 */

/**
 * Page callback for a "popup/%ctools_js/nyhedsbrev"
 * nyhedsbrev modal
 *
 * @param null|bool $js
 *
 * @return array|mixed
 *
 * @see mkbh_general_nyhedsbrev_form()
 */
function mkbh_general_modal_nyhedsbrev($js = NULL)
{
    if (!$js) {
        return drupal_get_form('mkbh_general_nyhedsbrev_form');
    }

    ctools_include('modal');
    ctools_modal_add_js();

    ctools_include('ajax');

    $form_state = [
        'title' => t('Nyhedsbrev'),
        'ajax' => TRUE,
    ];

    $output = ctools_modal_form_wrapper('mkbh_general_nyhedsbrev_form', $form_state);

    if (!empty($form_state['executed'])) {
        // We'll just overwrite form output if it was successful.
        $output = [];
        // Close popup.
        $output[] = ['command' => 'nyhedsbrev_dismiss'];//ctools_modal_command_dismiss();
    }

    print ajax_render($output);
    exit;
}

/**
 * Page callback for a "popup/%ctools_js/skriver"
 * skriver modal
 *
 * @param null|bool $js
 *
 * @return array|mixed
 *
 * @see mkbh_general_skriver_form()
 */
function mkbh_general_modal_skriver($js = NULL)
{
    if (!$js) {
        return drupal_get_form('mkbh_general_skriver_form');
    }

    ctools_include('modal');
    ctools_modal_add_js();

    ctools_include('ajax');

    $form_state = [
        'title' => t('Nyhedsbrev'),
        'ajax' => TRUE,
    ];

    $output = ctools_modal_form_wrapper('mkbh_general_skriver_form', $form_state);

    if (!empty($form_state['executed'])) {
        // We'll just overwrite form output if it was successful.
        $output = [];
        // Close popup.
        $output[] = ctools_modal_command_dismiss();
    }

    print ajax_render($output);
    exit;
}

/**
 * Skriver modal form.
 *
 * @param $form
 * @param $form_state
 *
 * @return array
 *
 * @see mkbh_general_modal_skriver()
 * @see mkbh_general_theme()
 */
function mkbh_general_skriver_form($form, &$form_state)
{
    $form = [];
    $form['content'] = [
        '#theme' => 'mkbh_general_skriver_modal_form',
    ];

    return $form;
}

/**
 * All includes that we need for modal.
 */
function _mkbh_general_include_modal_nyhedsbrev()
{
    static $added = FALSE;
    if ($added == FALSE) {
        $added = TRUE;

        ctools_include('modal');
        ctools_modal_add_js();

        ctools_include('ajax');

        drupal_add_js(drupal_get_path('module', 'mkbh_general') . '/js/mkbh_nyhedsbrev.js');

        // Array with all settings for the modal.
        $styles = [
            'ctools-nyhedsbrev-style' => [
                'modalSize' => [
                    'type' => 'fixed',
                    'width' => 570,
                    'height' => 410,
                    'addWidth' => 20,
                ],
                'modalOptions' => [
                    'opacity' => .5,
                    'background-color' => '#000',
                ],
                'animation' => 'nyhedsbrev',
                'animationSpeed' => 'fast',
            ],
            'ctools-skriver-style' => [
                'modalSize' => [
                    'type' => 'fixed',
                    'width' => 570,
                    'height' => 410,
                    'addWidth' => 20,
                ],
                'modalOptions' => [
                    'opacity' => .5,
                    'background-color' => '#000',
                ],
                'modalClass' => 'du-skriver',
                'animation' => 'fadeIn',
                'animationSpeed' => 'fast',
            ],
        ];

        // Connecting our settings to all settings.
        drupal_add_js($styles, 'setting');
    }
}

/**
 * Function to get html of a button that opens nyhedsbrev modal.
 *
 * @return string
 */
function mkbh_general_generate_nyhedsbrev_button()
{
    $button = [
        '#theme' => 'mkbh_general_nyhedsbrev_modal_button',
    ];

    return render($button);
}

/**
 * Nyhedsbrev modal form.
 *
 * @param $form
 * @param $form_state
 *
 * @return array
 *
 * @see mkbh_general_modal_nyhedsbrev()
 * @see mkbh_general_nyhedsbrev_form_validate()
 * @see mkbh_general_nyhedsbrev_form_submit()
 */
function mkbh_general_nyhedsbrev_form($form, &$form_state)
{
    $form['image'] = [
        '#type' => 'html_tag',
        '#tag' => 'div',
        '#attributes' => [
            'class' => 'nyhedsbrev-modal-image',
        ],
        '#value' => '<div>KØBENHAVNER</div><div>NYT</div>',
    ];

    $form['description'] = [
        '#type' => 'html_tag',
        '#tag' => 'div',
        '#value' => '<p>Mandag, onsdag og fredag morgen sender vi en nyhedsmail med nyt om byens rum og byens liv.</p><p>Ikke noget pjat, ikke noget spam, og du kan altid framelde dig igen med ét klik fra nyhedsbrevet.</p>',
        '#attributes' => [
            'class' => 'nyhedsbrev-modal-description',
        ],
    ];

    $form['helper'] = [
        '#type' => 'html_tag',
        '#tag' => 'div',
        '#value' => '<span>*</span> = skal udfyldes',
        '#attributes' => [
            'class' => 'nyhedsbrev-modal-helper',
        ],
    ];

    $form['email'] = [
        '#type' => 'textfield',
        '#title' => t('Email'),
        '#required' => TRUE,
        '#attributes' => [
            'placeholder' => t('Din email adresse'),
        ],
    ];

    $form['names_container'] = [
        '#type' => 'container',
        '#attributes' => [
            'class' => ['names-container'],
        ],
    ];

    $form['names_container']['first_name'] = [
        '#type' => 'textfield',
        '#title' => t('Fornavn'),
        '#attributes' => [
            'placeholder' => t('Fornavn'),
        ],
    ];

    $form['names_container']['last_name'] = [
        '#type' => 'textfield',
        '#title' => t('Efternavn'),
        '#attributes' => [
            'placeholder' => t('Efternavn'),
        ],
    ];
//
//    $form['gender'] = [
//        '#type' => 'radios',
//        '#title' => 'Gender',
//        '#options' => [
//            1 => t('kvinde'),
//            0 => t('mand'),
//        ],
//    ];

    $form['submit'] = [
        '#type' => 'submit',
        '#value' => t('Ja tak'),
    ];

    return $form;
}

/**
 * Validation for a nyhedsbrev modal form.
 *
 * @param $form
 * @param $form_state
 *
 * @see mkbh_general_nyhedsbrev_form()
 * @see mkbh_general_nyhedsbrev_form_submit()
 */
function mkbh_general_nyhedsbrev_form_validate($form, &$form_state)
{
    if (!valid_email_address($form_state['values']['email'])) {
        form_set_error('email', t('Please provide correct email address.'));
    }

    $errors = form_get_errors();

    if (empty($errors)) {
        $mcListID = variable_get('mkbh_mailchimp_list');
        $mcAPIKey = variable_get('mailchimp_api_key');
        $mcClient = new DrupalMailchimp($mcAPIKey);

        $mergeVars = [
            'EMAIL' => $form_state['values']['email'],
            'FORNAVN' => $form_state['values']['first_name'],
            'EFTERNAVN' => $form_state['values']['last_name'],
//            'GENDER' => $form_state['values']['gender'] == 0 ? 'Mand' : 'Kvinde',
        ];

        try {
            $result = $mcClient->lists->addOrUpdateMember($mcListID, $mergeVars['EMAIL'], [
                'status' => 'subscribed',
                'merge_fields' => $mergeVars,
            ]);

            variable_del('mailchimp_user_subscriber_member_info:' . sha1($mergeVars['EMAIL']));

            if (isset($result->error)) {
                form_set_error('', t('An error occurred while processing your request. Please check your input and try again.'));
                watchdog('mkbh_mailchimp', $result->error, WATCHDOG_ERROR);
            }
//            else {
//                drupal_set_message(t('You have been successfully subscribed to our newsletter.'), 'status');
//            }
        } catch (Exception $e) {
            form_set_error('', t('An error occurred while processing your request. Please check your input and try again.'));
            watchdog('mkbh_mailchimp', $e->getMessage(), WATCHDOG_ERROR);
        }
    }
}

/**
 * Submit for a nyhedsbrev modal form.
 *
 * @param $form
 * @param $form_state
 *
 * @see mkbh_general_nyhedsbrev_form()
 * @see mkbh_general_nyhedsbrev_form_validate()
 */
function mkbh_general_nyhedsbrev_form_submit($form, &$form_state)
{
    // all business logic has been moved to validation callback to be able to show response from MC...
}