<?php

use Drupal\mkbh_donate_page\MobilePay\Entities\Enums\MobilePayAgreementStatusEnum;
use Drupal\mkbh_donate_page\MobilePay\MobilePayRepository;

/**
 * Account Page: Account.
 *
 * @param $form
 * @param $form_state
 *
 * @return mixed
 * @throws EntityMetadataWrapperException
 */
function mkbh_account_page_form_account($form, &$form_state)
{
    global $user;
    $accountWrapper = $form_state['storage']['account_wrapper'] = entity_metadata_wrapper('user', $user);

    if (arg(0) == 'user' && is_numeric(arg(1)) && ($userArgument = user_load(arg(1)))) {
        $accountWrapper = $form_state['storage']['account_wrapper'] = entity_metadata_wrapper('user', $userArgument);
    }

    $form['account'] = [
        '#type' => 'fieldset',
        '#title' => 'Konto',
        '#collapsible' => false,
        '#asaf_area' => 'account',
    ];

    $form['account']['messages'] = [
        '#markup' => '<div id="mkbh-account-page-form-account-account-messages"></div>',
    ];

    $form['account']['name'] = [
        '#type' => 'textfield',
        '#title' => 'Brugernavn',
        '#default_value' => $accountWrapper->value()->name,
    ];

    $form['account']['mail'] = [
        '#type' => 'textfield',
        '#title' => 'Email adresse',
        '#default_value' => $accountWrapper->value()->mail,
    ];

    $form['account']['first_name'] = [
        '#type' => 'textfield',
        '#title' => 'Fornavn',
        '#default_value' => $accountWrapper->field_first_name->value(),
    ];

    $form['account']['last_name'] = [
        '#type' => 'textfield',
        '#title' => 'Efternavn',
        '#default_value' => $accountWrapper->field_last_name->value(),
    ];

    $form['account']['actions'] = [
        '#type' => 'actions',
    ];

    $form['account']['actions']['save'] = [
        '#type' => 'submit',
        '#value' => 'gem ændringer',
        '#submit' => ['mkbh_account_page_form_account_account_save_submit'],
        '#validate' => ['mkbh_account_page_form_account_account_save_validate'],
        '#name' => 'mkbh_account_page_form_account_account_save_button',
        '#asaf_target_area' => 'account',
    ];

    $form['security'] = [
        '#type' => 'fieldset',
        '#title' => 'Sikkerhed',
        '#collapsible' => false,
        '#asaf_area' => 'security',
    ];

    $form['security']['messages'] = [
        '#markup' => '<div id="mkbh-account-page-form-account-security-messages"></div>',
    ];

    $usedOneTimeLink = (boolean)isset($_SESSION['pass_reset_' . $accountWrapper->getIdentifier()]);

    if (!$usedOneTimeLink) {
        $form['security']['current_password'] = [
            '#type' => 'password',
            '#title' => 'Nuværende adgangskode',
        ];
    }

    $form['security']['new_password'] = [
        '#type' => 'password',
        '#title' => 'Ny adgangskode',
    ];

    $form['security']['new_password_repeat'] = [
        '#type' => 'password',
        '#title' => 'Gentag adgangskode',
    ];

    $form['security']['actions'] = [
        '#type' => 'actions',
    ];

    $form['security']['actions']['save'] = [
        '#type' => 'submit',
        '#value' => 'gem ændringer',
        '#submit' => ['mkbh_account_page_form_account_security_save_submit'],
        '#validate' => ['mkbh_account_page_form_account_security_save_validate'],
        '#name' => 'mkbh_account_page_form_account_security_save_button',
        '#asaf_target_area' => 'security',
    ];

    $form['#attributes']['class'] = ['mkbh-account-page-form-account'];

    if (module_exists('asaf')) {
        asaf_prepare_form($form, $form_state);
    }

    return $form;
}

/**
 * Account Page: Account: Account Validation.
 *
 * @param $form
 * @param $form_state
 *
 * @throws Exception
 */
function mkbh_account_page_form_account_account_save_validate($form, &$form_state)
{
    $accountWrapper = $form_state['storage']['account_wrapper'];

    $data = [
        'name' => trim($form_state['values']['name']),
        'mail' => trim($form_state['values']['mail']),
        'first_name' => trim($form_state['values']['first_name']),
        'last_name' => trim($form_state['values']['last_name']),
    ];

    if ($accountWrapper->getIdentifier() == 0) {
        form_set_error('Brugerkonto kunne ikke indlæses, prøv venligst igen.');
    }

    if (!_mkbh_account_page_user_username_available($data['name'], $accountWrapper->value())) {
        form_set_error('name', 'Brugernavn er ikke tilgængelig.');
    }

    if (!_mkbh_account_page_user_mail_available($data['mail'], $accountWrapper->value())) {
        form_set_error('mail', 'E-mail er ikke tilgængelig.');
    }

    if (!valid_email_address($data['mail'])) {
        form_set_error('mail', 'Angiv venligst korrekte e-mail-adresse.');
    }

    $existingStripeCustomer = db_query("SELECT msc.* FROM mkbh_stripe_customers msc WHERE msc.user_email = :newMail AND msc.user_email <> :oldMail AND msc.environment = :env", [
        ':newMail' => $data['mail'],
        ':oldMail' => $accountWrapper->value()->mail,
        ':env' => MKBH_STRIPE_ENVIRONMENT,
    ])->fetchAssoc();
    if (!empty($existingStripeCustomer)) {
        form_set_error('mail', 'E-mail-adressen er allerede blevet brugt til betalinger med en anden bruger. Brug venligst en anden e-mail-adresse eller kontakt support.');
    }

    $form_state['asaf_ajax_commands'][] = ajax_command_html('#mkbh-account-page-form-account-account-messages', theme('status_messages'));
}

/**
 * Account Page: Account: Account Submit.
 *
 * @param $form
 * @param $form_state
 *
 * @throws Exception
 */
function mkbh_account_page_form_account_account_save_submit($form, &$form_state)
{
    $accountWrapper = $form_state['storage']['account_wrapper'];

    $form_state['rebuild'] = true;

    $data = [
        'name' => trim($form_state['values']['name']),
        'mail' => trim($form_state['values']['mail']),
        'first_name' => trim($form_state['values']['first_name']),
        'last_name' => trim($form_state['values']['last_name']),
    ];

    try {
        $accountWrapper->value()->name = $data['name'];
        $accountWrapper->value()->mail = $data['mail'];
        $accountWrapper->field_first_name->set($data['first_name']);
        $accountWrapper->field_last_name->set($data['last_name']);

        $accountWrapper->save();

        drupal_set_message('Ændringer er blevet gemt.');
    } catch (Exception $e) {
        drupal_set_message('Ups! Noget gik galt. Opdater venligst siden og prøv igen.', 'error');
    }

    $form_state['asaf_ajax_commands'][] = ajax_command_html('#mkbh-account-page-form-account-account-messages', theme('status_messages'));
}

/**
 * Account Page: Account: Security Validation.
 *
 * @param $form
 * @param $form_state
 *
 * @throws Exception
 */
function mkbh_account_page_form_account_security_save_validate($form, &$form_state)
{
    $accountWrapper = $form_state['storage']['account_wrapper'];
    require_once DRUPAL_ROOT . '/includes/password.inc';

    $data = [
        'current_password' => trim($form_state['values']['current_password']),
        'new_password' => trim($form_state['values']['new_password']),
        'new_password_repeat' => trim($form_state['values']['new_password_repeat']),
    ];

    if ($accountWrapper->getIdentifier() == 0) {
        form_set_error('', 'Brugerkonto kunne ikke indlæses, prøv venligst igen.');
    }

    $usedOneTimeLink = (boolean)isset($_SESSION['pass_reset_' . $accountWrapper->getIdentifier()]);

    if (!$usedOneTimeLink) {
        if (empty($data['current_password']) || empty($data['new_password']) || empty($data['new_password_repeat'])) {
            form_set_error('', 'Udfyld venligst alle tre felter for at ændre din adgangskode.');
            form_set_error('current_password');
            form_set_error('new_password');
            form_set_error('new_password_repeat');
        }

        if (!user_check_password($data['current_password'], $accountWrapper->value())) {
            form_set_error('current_password', 'Angiv venligst den korrekte, nuværende adgangskode.');
        }
    }

    if ($data['new_password'] != $data['new_password_repeat']) {
        form_set_error('', 'Ny adgangskode og bekræftelse stemmer ikke overens.');
        form_set_error('new_password');
        form_set_error('new_password_repeat');
    }

    $form_state['asaf_ajax_commands'][] = ajax_command_html('#mkbh-account-page-form-account-security-messages', theme('status_messages'));
}

/**
 * Account Page: Account: Account Submit.
 *
 * @param $form
 * @param $form_state
 *
 * @throws Exception
 */
function mkbh_account_page_form_account_security_save_submit($form, &$form_state)
{
    $accountWrapper = $form_state['storage']['account_wrapper'];
    require_once DRUPAL_ROOT . '/includes/password.inc';

//    $form_state['rebuild'] = true;

    $data = [
        'current_password' => trim($form_state['values']['current_password']),
        'new_password' => trim($form_state['values']['new_password']),
        'new_password_repeat' => trim($form_state['values']['new_password_repeat']),
    ];

    try {
        $accountWrapper->value()->pass = user_hash_password($data['new_password']);
        $accountWrapper->save();

        $token = drupal_get_token($form['#token']);
        $form_state['asaf_ajax_commands'][] = ajax_command_invoke('.mkbh-account-page-form-account input[name="form_token"]', 'val', [$token]);

        drupal_set_message('Ændringer er blevet gemt.');
    } catch (Exception $e) {
        drupal_set_message('Ups! Noget gik galt. Opdater venligst siden og prøv igen.', 'error');
    }

    $form_state['asaf_ajax_commands'][] = ajax_command_html('#mkbh-account-page-form-account-security-messages', theme('status_messages'));
}

/**
 * Account Page: Newsletter.
 *
 * @param $form
 * @param $form_state
 *
 * @return mixed
 * @throws Mailchimp_HttpError
 */
function mkbh_account_page_form_newsletter($form, &$form_state)
{
    global $user;
    $form_state['storage']['account_wrapper'] = entity_metadata_wrapper('user', $user);

    if (arg(0) == 'user' && is_numeric(arg(1)) && ($userArgument = user_load(arg(1)))) {
        $form_state['storage']['account_wrapper'] = entity_metadata_wrapper('user', $userArgument);
    }

    $form['newsletter'] = [
        '#type' => 'fieldset',
        '#title' => 'Nyhedsbrev',
        '#collapsible' => false,
    ];

    $form['newsletter']['messages'] = [
        '#markup' => '<div id="mkbh-account-page-form-newsletter-messages"></div>',
    ];

    $mcListID = variable_get('mkbh_mailchimp_list');
    $mcAPIKey = variable_get('mailchimp_api_key');
    $mcClient = new DrupalMailchimp($mcAPIKey);

    try {
        $memberInfo = $mcClient->lists->getMemberInfo($mcListID, $user->mail);
    } catch (\Exception $e) {
        $memberInfo = null;
    }

    $form['newsletter']['subscriptions'] = [
        '#type' => 'checkbox',
        '#title' => 'Jeg ønsker at modtage Magasinet KBHs ugentlige nyhedsbrev',
        '#default_value' => (boolean)!empty($memberInfo) && $memberInfo->status == 'subscribed',
        '#asaf_control' => 'subscriptions',
        '#asaf_target_area' => 'form',
        '#executes_submit_callback' => true,
    ];

    $form['newsletter']['subscriptions_resubscribe'] = [
        '#markup' => format_string('<p>Hvis du afmelder dig nyhedsbrevet, og senere vil abonnere igen, kan du gøre det via !link.</p>', [
            '!link' => l('dette link', 'http://magasinetkbh.us1.list-manage.com/subscribe?u=b17428ef6ae53ca06329fe602&id=77fa7e9efa', [
                'attributes' => [
                    'target' => '_blank',
                ],
            ]),
        ]),
    ];

    $form['#attributes']['class'] = ['mkbh-account-page-form-newsletter'];

    if (module_exists('asaf')) {
        asaf_prepare_form($form, $form_state);
    }

    return $form;
}

/**
 * Account Page: Newsletter: Submit.
 *
 * @param $form
 * @param $form_state
 *
 * @throws Exception
 */
function mkbh_account_page_form_newsletter_submit($form, &$form_state)
{
    $accountWrapper = $form_state['storage']['account_wrapper'];
    $form_state['rebuild'] = true;

    $mcListID = variable_get('mkbh_mailchimp_list');
    $mcAPIKey = variable_get('mailchimp_api_key');
    $mcClient = new DrupalMailchimp($mcAPIKey);

    try {
        if ($form_state['values']['subscriptions'] == 0) {
            $result = $mcClient->lists->removeMember($mcListID, $accountWrapper->value()->mail);
        } else {
            $result = $mcClient->lists->addOrUpdateMember($mcListID, $accountWrapper->value()->mail, [
                'status' => 'subscribed',
            ]);
        }

        if (!empty($result->error)) {
            throw new Exception($result->error);
        }

        drupal_set_message('Din abonnement-indstilling er blevet opdateret.');
    } catch (Exception $e) {
        drupal_set_message('Ups! Noget gik galt. Opdater venligst siden og prøv igen.', 'error');
    }

    $form_state['asaf_ajax_commands'][] = ajax_command_html('#mkbh-account-page-form-newsletter-messages', theme('status_messages'));
}

/**
 * @param $form
 * @param $form_state
 *
 * @return mixed
 * @throws \EntityMetadataWrapperException
 * @throws \Exception
 */
function mkbh_account_page_form_membership($form, &$form_state)
{
    global $user;
    $accountWrapper = $form_state['storage']['account_wrapper'] = entity_metadata_wrapper('user', $user);

    if (arg(0) == 'user' && is_numeric(arg(1)) && ($userArgument = user_load(arg(1)))) {
        $accountWrapper = $form_state['storage']['account_wrapper'] = entity_metadata_wrapper('user', $userArgument);
    }

    $form['#attributes']['autocomplete'] = 'new-password';

    $form['membership'] = [
        '#type' => 'fieldset',
        '#title' => 'Medlemskab <span id="medlem"></span>',
        '#collapsible' => false,
    ];

    $form['membership']['messages'] = [
        '#markup' => '<div id="mkbh-account-page-form-membership-messages"></div>',
    ];

    mkbh_general_stripe_initialization();

    $data = [
        'source' => null,
        'found' => false,
        'customer' => null,
        'subscription' => null,
        'subscription_data' => [
            'quantity' => 1,
            'plan' => [
                'id' => null,
                'name' => null,
            ]
        ]
    ];

    $manualPlans = mkbh_general_stripe_manual_plan_ids(
        $accountWrapper->value()
    );

    if ($manualPlans->isNotEmpty()) {
        $data['source'] = 'manual';
        $data['found'] = true;

        $manualPlan = $manualPlans->first();

        $data['subscription_data']['plan']['id'] = $manualPlan;
        $data['subscription_data']['plan']['name'] = 'Offsite-abonnementsplan';

        $data['subscription_data']['quantity'] = max((int)$accountWrapper->field_manual_membership_plan_qty->value(), 1);
    } else {
        $mobilePayRepository = container()->make(MobilePayRepository::class);

        if ($mobilePayRepository->existsForAccountInStatus($user, MobilePayAgreementStatusEnum::ACTIVE)) {
            $data['source'] = 'mobile-pay';
            $data['found'] = true;
        } else {
            $data['source'] = 'stripe';

            $mkbhCustomer = db_query("SELECT msc.* FROM mkbh_stripe_customers msc WHERE msc.user_email = :email AND msc.environment = :env", [':email' => $accountWrapper->value()->mail, ':env' => MKBH_STRIPE_ENVIRONMENT])->fetchObject();

            if ($mkbhCustomer) {
                try {
                    $stripeCustomer = Stripe\Customer::retrieve([
                        'id' => $mkbhCustomer->customer_id,
                        'expand' => [
                            'sources',
                            'subscriptions'
                        ],
                    ]);
                } catch (Exception $e) {
                    $stripeCustomer = null;
                }

                $data['customer'] = $stripeCustomer;

                if ($data['customer']) {
                    /** @var \Stripe\Subscription $subscription */
                    foreach ($stripeCustomer->subscriptions->data as $subscription) {
                        if (in_array($subscription->plan->id, mkbh_general_stripe_plan_ids())) {
                            $data['subscription'] = $subscription;

                            $data['subscription_data']['quantity'] = $subscription->quantity;
                            $data['subscription_data']['plan']['id'] = $subscription->plan->id;
                            $data['subscription_data']['plan']['name'] = $subscription->plan->nickname;

                            break;
                        }
                    }
                }
            }

            $data['found'] = $data['customer'] instanceof \Stripe\Customer && $data['subscription'] instanceof \Stripe\Subscription;
        }
    }

    if ($data['source'] && $data['found'] === true) {
        switch($data['source']) {
            case 'manual':
            case 'stripe':
                $form_state['storage']['data'] = $data;

                if (in_array($data['subscription_data']['plan']['id'], mkbh_general_stripe_business_plan_ids())) {
                    $form['membership']['#title'] = 'Abonnement';

                    $form['membership']['subscription_sub_accounts'] = [
                        '#type' => 'container',
                        '#attributes' => [
                            'class' => ['subscription-sub-accounts']
                        ],
                    ];

                    $form['membership']['subscription_sub_accounts']['sub_account__master'] = [
                        '#type' => 'textfield',
                        '#title' => format_string('Du har @count aktive abonnementer:', [
                            '@count' => $data['subscription_data']['quantity'],
                        ]),
                        '#value' => $accountWrapper->value()->mail,
                        '#default_value' => $accountWrapper->value()->mail,
                        '#attributes' => [
                            'readonly' => 'readonly'
                        ],
                        '#suffix' => '<small class="hint">Hvis du vil ændre email-addressen for dit master-abonnement, så skal du gøre det herover under "Konto"</small>'
                    ];

                    $subAccounts = mkbh_general_stripe_business_get_sub_accounts($accountWrapper->value());
                    $subAccountEmails = $subAccounts->keys()->toArray();

                    $masterTakesSeat = mkbh_general_stripe_business_get_master_takes_seat($accountWrapper->value());
                    $availableSeatCount = $masterTakesSeat ? $data['subscription_data']['quantity'] : $data['subscription_data']['quantity'] + 1;

                    for ($i = 1; $i < $availableSeatCount; $i++) {
                        $form['membership']['subscription_sub_accounts']["sub_account__employee_{$i}"] = [
                            '#type' => 'textfield',
                            '#default_value' => null,
                            '#attributes' => [
                                'placeholder' => ["Medarbejder #{$i} email adresse"],
                                'class' => ['form-item-sub-account--employee'],
                                'data-delta' => $i,
                                'autocomplete' => 'new-password'
                            ],
                        ];

                        if ($subAccountEmail = array_shift($subAccountEmails)) {
                            $form['membership']['subscription_sub_accounts']["sub_account__employee_{$i}"]['#default_value'] = $subAccountEmail;
                            $form['membership']['subscription_sub_accounts']["sub_account__employee_{$i}"]['#attributes']['readonly'] = 'readonly';

                            $actions = [
                                '#markup' => implode('', [
                                    '<button type="button" data-action="business-sub-account-edit" data-state="display">ret</button>',
                                    '<button type="button" data-action="business-sub-account-delete">fjern</button>',
                                ])
                            ];

                            $form['membership']['subscription_sub_accounts']["sub_account__employee_{$i}"]['#field_suffix'] = render($actions);
                        }
                    }

                    $form['membership']['subscription_sub_accounts']['actions'] = [
                        '#type' => 'actions'
                    ];

                    $form['membership']['subscription_sub_accounts']['actions']['hint_1'] = [
                        '#markup' => '<small class="hint block">Du kan frit ændre hvilke øvrige brugere der skal have adgang til Magasinet KBH som del af dit abonnement.<br />Brugerprofilen som der logges ind med, skal blot være registreret med samme email som herover.</small>',
                    ];

                    $form['membership']['subscription_sub_accounts']['actions']["subscription_sub_accounts_save"] = array(
                        '#type' => 'submit',
                        '#value' => 'gem medarbejderkonti',
                        '#submit' => ['mkbh_account_page_form_membership_save_business_employee_accounts_submit'],
                    );

                    $form['membership']['separator_1'] = [
                        '#markup' => '<hr />',
                    ];

                    $form['membership']['subscription'] = [
                        '#type' => 'select',
                        '#title' => 'Ændre dit abonnement:',
                        '#options' => MKBH_DONATE_BUSINESS_PLANS_UNITS_OPTIONS[$data['subscription_data']['plan']['id']],
                        '#default_value' => [min($data['subscription_data']['quantity'], 5)],
                    ];

                    $form['membership']['subscription_quantity'] = [
                        '#type' => 'textfield',
                        '#attributes' => array(
                            ' type' => 'number',
                        ),
                        '#title' => 'Antal medarbejdere:',
                        '#default_value' => [max($data['subscription_data']['quantity'], 5)],
                        '#states' => array(
                            'visible' => array(
                                'form.mkbh-account-page-form-membership select[name="subscription"]' => ['value' => 5],
                            ),
                        ),
                    ];
                } else {
                    $planPricing = [
                        MKBH_DONATE_PERSONAL_BASIS_PLAN_ID => '29,-',
                        MKBH_DONATE_PERSONAL_BASIS_YEAR_PLAN_ID => '324,-',
                        MKBH_DONATE_PERSONAL_PLUS_PLAN_ID => '69,-',
                        MKBH_DONATE_PERSONAL_PLUS_YEAR_PLAN_ID => '768,-',
                    ];

                    $form['membership']['status'] = [
                        '#markup' => "<p>Du er tilmeldt '{$data['subscription_data']['plan']['name']}' medlemskab til {$planPricing[$data['subscription_data']['plan']['id']]} kr. om måneden.</p>",
                    ];

                    if ($data['source'] === 'stripe') {
                        $options = [
                            MKBH_DONATE_PERSONAL_BASIS_PLAN_ID => "Medlem Basis ({$planPricing[MKBH_DONATE_PERSONAL_BASIS_PLAN_ID]} kr.)",
                            MKBH_DONATE_PERSONAL_BASIS_YEAR_PLAN_ID => "Medlem Basis / År ({$planPricing[MKBH_DONATE_PERSONAL_BASIS_YEAR_PLAN_ID]} kr.)",
                            MKBH_DONATE_PERSONAL_PLUS_PLAN_ID => "Medlem Plus ({$planPricing[MKBH_DONATE_PERSONAL_PLUS_PLAN_ID]} kr.)",
                            MKBH_DONATE_PERSONAL_PLUS_YEAR_PLAN_ID => "Medlem Plus / År ({$planPricing[MKBH_DONATE_PERSONAL_PLUS_YEAR_PLAN_ID]} kr.)",
                        ];

                        $form['membership']['subscription'] = [
                            '#type' => 'select',
                            '#title' => 'Ændre dit medlemskab:',
                            '#options' => array_merge($options, [

                                '---' => str_repeat('-', 32),
                                'cancel' => 'Annuller medlemskab',
                            ]),
                            '#default_value' => [$data['subscription_data']['plan']['id'] ?? 'cancel'],
                        ];
                    } elseif($data['source'] === 'manual') {
                        $form['membership']['subscription_manual_notice'] = [
                            '#markup' => '<p>Du abonnerer offsite, så du kan ikke ændre dit abonnement via denne grænseflade.</p>'
                        ];
                    }
                }

            if ($data['customer']) {
                try {
                    $defaultPaymentMethod = \Stripe\PaymentMethod::retrieve(
                        $data['customer']->invoice_settings->default_payment_method ?? $data['customer']['default_source'] ?? $data['subscription']['default_source']
                    );

                    $currentCard = $defaultPaymentMethod->card;

                    if ($currentCard) {
                        $form['membership']['update_payment_details'] = [
                            '#type' => '#container',
                            '#attributes' => [
                                'class' => ['update-payment-details'],
                            ],
                            '#weight' => 512,
                        ];

                        $form['membership']['update_payment_details']['current_card'] = [
                            '#markup' => '<hr /><p style="float: left; height: 31px; line-height: 31px;">Du betaler med kort <code style="display: inline">' . strtoupper($currentCard->brand) . ' XXXX-XXXX-XXXX-' . $currentCard->last4 . '</code></p>',
                        ];

                        $form['membership']['update_payment_details']['update_card'] = [
                            '#theme' => 'mkbh_general_stripe_update_payment_details_button',
                            '#customer' => $data['customer'],
                        ];
                    }
                } catch (\Exception $e) {
                    drupal_set_message($e->getMessage(), 'error');
                }
            }

            break;

            case 'mobile-pay':
                $form['membership']['mobile_pay_status'] = [
                    '#markup' => '<p>Du har et aktivt abonnement med <a target="_blank" href="https://mobilepay.dk/">MobilePay.</a></p>'
                ];

                break;
        }

    } else {
        $form['membership']['status'] = [
            '#markup' => '<p>Du har ingen aktive medlemskaber eller abonnementer.</p><p>Du kan blive medlem på <a href="/medlem" target="_blank">medlems-siden</a>.</p><p>Du kan tegne erhvervsabonnement på <a href="/abonnement">abonnements-siden</a>.</p> ',
        ];

        $masterEmployeeRelation = database()->table('mkbh_business_sub_accounts')->where('sub_uid', '=', $accountWrapper->getIdentifier())->first();

        if ($masterEmployeeRelation !== null && $masterAccount = user_load($masterEmployeeRelation->master_uid)) {
            $form['membership']['status'] = [
                '#markup' => "<p>Dit abonnement forvaltes af virksomhedskonto <a href='mailto:{$masterAccount->mail}'>{$masterAccount->mail}</a></p>",
            ];
        }
    }

    if (isset($form['membership']['subscription'])) {
        $form['membership']['actions'] = [
            '#type' => 'actions',
        ];

        $form['membership']['actions']['save'] = [
            '#type' => 'submit',
            '#value' => 'gem ændringer',
            '#submit' => ['mkbh_account_page_form_membership_change_subscription_submit'],
            '#name' => 'mkbh_account_page_form_membership_change_subscription_button',
            '#asaf_target_area' => 'form',
        ];
    }

    $form['#attributes']['class'] = ['mkbh-account-page-form-membership'];

    if (module_exists('asaf')) {
        asaf_prepare_form($form, $form_state);
    }

    return $form;
}

function mkbh_account_page_form_membership_save_business_employee_accounts_submit($form, &$form_state)
{
    $form_state['rebuild'] = true;

    try {
        mkbh_general_stripe_initialization();

        $masterAccountWrapper = $form_state['storage']['account_wrapper'];
        $data = $form_state['storage']['data'];

        $subAccounts = mkbh_general_stripe_business_get_sub_accounts(
            $masterAccountWrapper->value()
        );

        $formEmails = collect($form_state['values'])->filter(function ($value, $key) {
            return str_is('sub_account__employee_*', $key) && trim($value) !== '' && filter_var($value, FILTER_VALIDATE_EMAIL);
        });

        /** @var \Illuminate\Support\Collection $emailsToAdd */
        $emailsToAdd = $formEmails->values()->map(function ($email) use ($masterAccountWrapper) {
            $account = user_load_by_mail($email);

            if ($account === false) {
                $password = user_password(8);

                $fields = [
                    'name' => email_registration_unique_username(explode("@", $email)[0]),
                    'mail' => $email,
                    'init' => $email,
                    'pass' => $password,
                    'status' => true,
                    'roles' => [
                        DRUPAL_AUTHENTICATED_RID => 'authenticated user',
                    ],
                ];

                $account = user_save(null, $fields);
                $account->password = $fields['pass'];

                rules_invoke_event(
                    'mkbh_donate_business_employee_created',
                    trim($masterAccountWrapper->value()->mail),
                    trim($email),
                    $fields['pass'],
                    user_pass_reset_url($account)
                );

                $account = user_load_by_mail($email);
                $account->employee_notified = true;
            }

            return $account;
        });

        $emailsToAdd->each(function ($account) use ($masterAccountWrapper, $subAccounts, $data) {
            if ($data['customer'] && $data['subscription']) {
                mkbh_general_stripe_create_local_business_employee_subscription($data['customer'], $data['subscription'], $account);
            }

            mkbh_general_stripe_business_link_sub_account($masterAccountWrapper->value(), $account);

            if (data_get($account, 'employee_notified', false) === false && !$subAccounts->has($account->mail)) {
                rules_invoke_event(
                    'mkbh_donate_business_employee_attached',
                    $masterAccountWrapper->value()->mail,
                    $account->mail
                );
            }
        });

        $subAccounts->keys()->diff($formEmails)->values()->each(function ($email) use ($masterAccountWrapper) {
            if ($account = user_load_by_mail($email)) {
                mkbh_general_stripe_delete_local_subscription($account);
                mkbh_general_stripe_business_unlink_sub_account($masterAccountWrapper->value(), $account);

                rules_invoke_event(
                    'mkbh_donate_business_employee_detached',
                    $masterAccountWrapper->value()->mail,
                    $account->mail
                );
            }
        });

        drupal_set_message('Medarbejderkonti er blevet gemt.');
    } catch (Exception $e) {
        drupal_set_message('Ups! Noget gik galt. Opdater venligst siden og prøv igen.', 'error');
        watchdog('mkbh_general', $e->getMessage(), [], WATCHDOG_ERROR);
    }

    $form_state['asaf_ajax_commands'][] = ajax_command_html('#mkbh-account-page-form-membership-messages', theme('status_messages'));
}

function mkbh_account_page_form_membership_change_subscription_submit($form, &$form_state)
{
    $form_state['rebuild'] = true;

    try {
        mkbh_general_stripe_initialization();

        $accountWrapper = $form_state['storage']['account_wrapper'];
        $data = $form_state['storage']['data'];

        if ($data['customer'] && $data['subscription']) {
            $newPlan = $form_state['values']['subscription'];

            if ($data['subscription']) {
                if ($newPlan == 'cancel') {
                    $data['subscription']->cancel();
                    drupal_set_message('Dit medlemskab er blevet afmeldt.');

                    if ($accountWrapper->getIdentifier() > 0) {
                        rules_invoke_event('stripe_subscription_cancel', $accountWrapper->value());
                    }

                    database()->table('mkbh_stripe_subscriptions')->where('customer_id', '=', $data['customer']->id)->delete();
                } elseif ($newPlan != '---') {
                    if (is_numeric($newPlan)) {
                        if ($newPlan < 5) {
                            $quantity = (int)$newPlan;
                        } else {
                            $quantity = (int)$form_state['values']['subscription_quantity'];
                        }

                        $subAccounts = mkbh_general_stripe_business_get_sub_accounts($accountWrapper->value());

                        if ($quantity < $subAccounts->count()) {
                            throw new OutOfBoundsException();
                        }

                        \Stripe\Subscription::update($data['subscription']->id, [
                            'cancel_at_period_end' => false,
                            'proration_behavior' => 'always_invoice',
                            'items' => [
                                [
                                    'id' => $data['subscription']->items->data[0]->id,
                                    'price' => $data['subscription']->plan->id,
                                    'quantity' => $quantity,
                                ],
                            ],
                        ]);

                        database()->table('mkbh_stripe_subscriptions')->where('customer_id', '=', $data['customer']->id)->update([
                            'subscription_id' => $data['subscription']->id,
                            'plan_id' => $data['subscription']->plan->id,
                            'plan_name' => $data['subscription']->plan->nickname,
                            'frequency' => $data['subscription']->plan->interval,
                            'quantity' => $data['subscription']->quantity,
                        ]);

                        drupal_set_message('Antal ansatte i abonnement er ændret til ' . $newPlan);
                    } else {
                        $stripePlan = \Stripe\Plan::retrieve($newPlan);

                        \Stripe\Subscription::update($data['subscription']->id, [
                            'cancel_at_period_end' => false,
                            'proration_behavior' => 'always_invoice',
                            'items' => [
                                [
                                    'id' => $data['subscription']->items->data[0]->id,
                                    'price' => $stripePlan->id,
                                ],
                            ],
                        ]);

                        database()->table('mkbh_stripe_subscriptions')->where('customer_id', '=', $data['customer']->id)->update([
                            'subscription_id' => $data['subscription']->id,
                            'plan_id' => $stripePlan->id,
                            'plan_name' => $stripePlan->nickname,
                            'frequency' => $stripePlan->interval,
                        ]);

                        drupal_set_message('Dit medlemskab er blevet ændret til ' . $stripePlan->nickname);
                    }
                }
            } else {
                throw new Exception('Trying to change plan on empty subscription.');
            }
        }
    } catch (OutOfBoundsException $e) {
        drupal_set_message('Ups! Fjern venligst medarbejdere før nedgradering af dit abonnement.', 'warning');
    } catch (Exception $e) {
        drupal_set_message('Ups! Noget gik galt. Opdater venligst siden og prøv igen.', 'error');
        watchdog('mkbh_general', 'Stripe Error: ' . $e->getMessage(), [], WATCHDOG_ERROR);
    }

    $form_state['asaf_ajax_commands'][] = ajax_command_html('#mkbh-account-page-form-membership-messages', theme('status_messages'));
}