<?php
/**
 * For the full copyright and license information, please view the
 * docs/licenses/LICENSE.txt file that was distributed with this source code.
 */

/**
 * @property TaxRulesGroup $object
 */
class AdminTaxRulesGroupControllerCore extends AdminController
{
    public $tax_rule;
    public $selected_countries = [];
    public $selected_states = [];
    public $errors_tax_rule;

    public function __construct()
    {
        $this->bootstrap = true;
        $this->table = 'tax_rules_group';
        $this->className = 'TaxRulesGroup';
        $this->lang = false;

        parent::__construct();

        $this->fields_list = [
            'id_tax_rules_group' => [
                'title' => $this->trans('ID', [], 'Admin.Global'),
                'align' => 'center',
                'class' => 'fixed-width-xs',
            ],
            'name' => [
                'title' => $this->trans('Name', [], 'Admin.Global'),
            ],
            'active' => [
                'title' => $this->trans('Enabled', [], 'Admin.Global'),
                'active' => 'status',
                'type' => 'bool',
                'orderby' => false,
                'align' => 'center',
                'class' => 'fixed-width-sm',
            ],
        ];

        $this->bulk_actions = [
            'delete' => [
                'text' => $this->trans('Delete selected', [], 'Admin.Actions'),
                'confirm' => $this->trans('Delete selected items?', [], 'Admin.Notifications.Warning'),
                'icon' => 'icon-trash',
            ],
        ];

        $this->_where .= ' AND a.deleted = 0';
    }

    public function initPageHeaderToolbar()
    {
        if (empty($this->display)) {
            $this->page_header_toolbar_btn['new_tax_rules_group'] = [
                'href' => self::$currentIndex . '&addtax_rules_group&token=' . $this->token,
                'desc' => $this->trans('Add new tax rules group', [], 'Admin.International.Feature'),
                'icon' => 'process-icon-new',
            ];
        }
        if ($this->display === 'edit') {
            $this->page_header_toolbar_btn['new'] = [
                'href' => '#',
                'desc' => $this->trans('Add a new tax rule', [], 'Admin.International.Feature'),
            ];
        }

        parent::initPageHeaderToolbar();
    }

    public function renderList()
    {
        $this->addRowAction('edit');
        $this->addRowAction('delete');

        return parent::renderList();
    }

    public function initRulesList($id_group)
    {
        $this->table = 'tax_rule';
        $this->list_id = 'tax_rule';
        $this->identifier = 'id_tax_rule';
        $this->className = 'TaxRule';
        $this->lang = false;
        $this->list_simple_header = false;
        $this->toolbar_btn = null;
        $this->list_no_link = true;

        $this->bulk_actions = [
            'delete' => ['text' => $this->trans('Delete selected', [], 'Admin.Actions'), 'confirm' => $this->trans('Delete selected items?', [], 'Admin.Notifications.Warning'), 'icon' => 'icon-trash'],
        ];

        $this->fields_list = [
            'country_name' => [
                'title' => $this->trans('Country', [], 'Admin.Global'),
            ],
            'state_name' => [
                'title' => $this->trans('State', [], 'Admin.Global'),
            ],
            'zipcode' => [
                'title' => $this->trans('Zip/Postal code', [], 'Admin.Global'),
                'class' => 'fixed-width-md',
            ],
            'behavior' => [
                'title' => $this->trans('Behavior', [], 'Admin.International.Feature'),
            ],
            'rate' => [
                'title' => $this->trans('Tax', [], 'Admin.Global'),
                'class' => 'fixed-width-sm',
            ],
            'description' => [
                'title' => $this->trans('Description', [], 'Admin.Global'),
            ],
        ];

        $this->addRowAction('edit');
        $this->addRowAction('delete');

        $this->_select = '
			c.`name` AS country_name,
			s.`name` AS state_name,
			CONCAT_WS(" - ", a.`zipcode_from`, a.`zipcode_to`) AS zipcode,
			t.rate';

        $this->_join = '
			LEFT JOIN `' . _DB_PREFIX_ . 'country_lang` c
				ON (a.`id_country` = c.`id_country` AND id_lang = ' . (int) $this->context->language->id . ')
			LEFT JOIN `' . _DB_PREFIX_ . 'state` s
				ON (a.`id_state` = s.`id_state`)
			LEFT JOIN `' . _DB_PREFIX_ . 'tax` t
				ON (a.`id_tax` = t.`id_tax` AND t.active = 1)';
        $this->_where = 'AND `id_tax_rules_group` = ' . (int) $id_group;
        $this->_use_found_rows = false;

        $this->show_toolbar = false;
        $this->tpl_list_vars = ['id_tax_rules_group' => (int) $id_group];

        $this->_filter = false;

        return parent::renderList();
    }

    /**
     * @return string|void
     *
     * @throws SmartyException
     */
    public function renderForm()
    {
        $this->fields_form = [
            'legend' => [
                'title' => $this->trans('Tax rules', [], 'Admin.International.Feature'),
                'icon' => 'icon-money',
            ],
            'input' => [
                [
                    'type' => 'text',
                    'label' => $this->trans('Name', [], 'Admin.Global'),
                    'name' => 'name',
                    'required' => true,
                    'hint' => $this->trans('Invalid characters:', [], 'Admin.Notifications.Info') . ' <>{}',
                ],
                [
                    'type' => 'switch',
                    'label' => $this->trans('Enable', [], 'Admin.Actions'),
                    'name' => 'active',
                    'required' => false,
                    'is_bool' => true,
                    'values' => [
                        [
                            'id' => 'active_on',
                            'value' => 1,
                            'label' => $this->trans('Yes', [], 'Admin.Global'),
                        ],
                        [
                            'id' => 'active_off',
                            'value' => 0,
                            'label' => $this->trans('No', [], 'Admin.Global'),
                        ],
                    ],
                ],
            ],
            'submit' => [
                'title' => $this->trans('Save and stay', [], 'Admin.Actions'),
                'stay' => true,
            ],
        ];

        if (Shop::isFeatureActive()) {
            $this->fields_form['input'][] = [
                'type' => 'shop',
                'label' => $this->trans('Store association', [], 'Admin.Global'),
                'name' => 'checkBoxShopAsso',
            ];
        }

        if (!($obj = $this->loadObject(true))) {
            return;
        }
        if (!isset($obj->id)) {
            $content = parent::renderForm();
        } else {
            $this->page_header_toolbar_btn['new'] = [
                'href' => '#',
                'desc' => $this->trans('Add a new tax rule', [], 'Admin.International.Feature'),
            ];
            $content = parent::renderForm();
            $this->tpl_folder = 'tax_rules/';
            $content .= $this->initRuleForm();

            // We change the variable $ tpl_folder to avoid the overhead calling the file in list_action_edit.tpl in intList ();

            $content .= $this->initRulesList((int) $obj->id);
        }

        return $content;
    }

    public function initRuleForm()
    {
        $this->fields_form[0]['form'] = [
            'legend' => [
                'title' => $this->trans('New tax rule', [], 'Admin.International.Feature'),
                'icon' => 'icon-money',
            ],
            'input' => [
                [
                    'type' => 'select',
                    'label' => $this->trans('Country', [], 'Admin.Global'),
                    'name' => 'country',
                    'id' => 'country',
                    'options' => [
                        'query' => Country::getCountries($this->context->language->id),
                        'id' => 'id_country',
                        'name' => 'name',
                        'default' => [
                            'value' => 0,
                            'label' => $this->trans('All', [], 'Admin.Global'),
                        ],
                    ],
                ],
                [
                    'type' => 'select',
                    'label' => $this->trans('State', [], 'Admin.Global'),
                    'name' => 'states[]',
                    'id' => 'states',
                    'multiple' => true,
                    'options' => [
                        'query' => [],
                        'id' => 'id_state',
                        'name' => 'name',
                        'default' => [
                            'value' => 0,
                            'label' => $this->trans('All', [], 'Admin.Global'),
                        ],
                    ],
                ],
                [
                    'type' => 'hidden',
                    'name' => 'action',
                ],
                [
                    'type' => 'text',
                    'label' => $this->trans('Zip/Postal code range', [], 'Admin.International.Feature'),
                    'name' => 'zipcode',
                    'required' => false,
                    'hint' => $this->trans('You can define a range of Zip/Postal codes (e.g., 75000-75015) or simply use one Zip/Postal code.', [], 'Admin.International.Help'),
                ],
                [
                    'type' => 'select',
                    'label' => $this->trans('Behavior', [], 'Admin.International.Feature'),
                    'name' => 'behavior',
                    'required' => false,
                    'options' => [
                        'query' => [
                            [
                                'id' => 0,
                                'name' => $this->trans('This tax only', [], 'Admin.International.Feature'),
                            ],
                            [
                                'id' => 1,
                                'name' => $this->trans('Combine', [], 'Admin.International.Feature'),
                            ],
                            [
                                'id' => 2,
                                'name' => $this->trans('One after another', [], 'Admin.International.Feature'),
                            ],
                        ],
                        'id' => 'id',
                        'name' => 'name',
                    ],
                    'hint' => [
                        $this->trans('You must define the behavior if an address matches multiple rules:', [], 'Admin.International.Help') . '<br>',
                        $this->trans('- This tax only: Will apply only this tax', [], 'Admin.International.Help') . '<br>',
                        $this->trans('- Combine: Combine taxes (e.g.: 10% + 5% = 15%)', [], 'Admin.International.Help') . '<br>',
                        $this->trans('- One after another: Apply taxes one after another (e.g.: 100 + 10% => 110 + 5% = 115.5)', [], 'Admin.International.Help'),
                    ],
                ],
                [
                    'type' => 'select',
                    'label' => $this->trans('Tax', [], 'Admin.Global'),
                    'name' => 'id_tax',
                    'required' => false,
                    'options' => [
                        'query' => Tax::getTaxes((int) $this->context->language->id),
                        'id' => 'id_tax',
                        'name' => 'name',
                        'default' => [
                            'value' => 0,
                            'label' => $this->trans('No Tax', [], 'Admin.International.Help'),
                        ],
                    ],
                ],
                [
                    'type' => 'text',
                    'label' => $this->trans('Description', [], 'Admin.Global'),
                    'name' => 'description',
                ],
            ],
            'submit' => [
                'title' => $this->trans('Save and stay', [], 'Admin.Actions'),
                'stay' => true,
            ],
        ];

        if (!($obj = $this->loadObject(true))) {
            return;
        }

        $this->fields_value = [
            'action' => 'create_rule',
            'id_tax_rules_group' => $obj->id,
            'id_tax_rule' => '',
        ];

        $this->getlanguages();
        $helper = new HelperForm();
        $helper->override_folder = $this->tpl_folder;
        $helper->currentIndex = self::$currentIndex;
        $helper->token = $this->token;
        $helper->table = 'tax_rule';
        $helper->identifier = 'id_tax_rule';
        $helper->id = $obj->id;
        $helper->toolbar_scroll = true;
        $helper->show_toolbar = true;
        $helper->languages = $this->_languages;
        $helper->default_form_language = $this->default_form_language;
        $helper->allow_employee_form_lang = $this->allow_employee_form_lang;
        $helper->fields_value = $this->getFieldsValue($this->object);
        $helper->toolbar_btn['save_new_rule'] = [
            'href' => self::$currentIndex . '&amp;id_tax_rules_group=' . $obj->id . '&amp;action=create_rule&amp;token=' . $this->token,
            'desc' => 'Save tax rule',
            'class' => 'process-icon-save',
        ];
        $helper->submit_action = 'create_rule';

        return $helper->generateForm($this->fields_form);
    }

    public function initProcess()
    {
        if (Tools::isSubmit('deletetax_rule')) {
            if ($this->access('delete')) {
                $this->action = 'delete_tax_rule';
            } else {
                $this->errors[] = $this->trans('You do not have permission to delete this.', [], 'Admin.Notifications.Error');
            }
        } elseif (Tools::isSubmit('submitBulkdeletetax_rule')) {
            if ($this->access('delete')) {
                $this->action = 'bulk_delete_tax_rules';
            } else {
                $this->errors[] = $this->trans('You do not have permission to delete this.', [], 'Admin.Notifications.Error');
            }
        } elseif (Tools::getValue('action') == 'create_rule') {
            if ($this->access('add')) {
                $this->action = 'create_rule';
            } else {
                $this->errors[] = $this->trans('You do not have permission to add this.', [], 'Admin.Notifications.Error');
            }
        } else {
            parent::initProcess();
        }
    }

    protected function processCreateRule()
    {
        $zip_code = Tools::getValue('zipcode');
        $zip_code = ('' === $zip_code) ? 0 : $zip_code;
        $id_rule = (int) Tools::getValue('id_tax_rule');
        $id_tax = (int) Tools::getValue('id_tax');
        $id_tax_rules_group = (int) Tools::getValue('id_tax_rules_group');
        $behavior = (int) Tools::getValue('behavior');
        $description = pSQL(Tools::getValue('description'));

        if ((int) ($id_country = Tools::getValue('country')) == 0) {
            $countries = Country::getCountries($this->context->language->id);
            $this->selected_countries = [];
            foreach ($countries as $country) {
                $this->selected_countries[] = (int) $country['id_country'];
            }
        } else {
            $this->selected_countries = [$id_country];
        }
        $this->selected_states = Tools::getValue('states');

        if (empty($this->selected_states) || count($this->selected_states) == 0) {
            $this->selected_states = [0];
        }
        $tax_rules_group = new TaxRulesGroup((int) $id_tax_rules_group);
        foreach ($this->selected_countries as $id_country) {
            $first = true;
            foreach ($this->selected_states as $id_state) {
                if ($tax_rules_group->hasUniqueTaxRuleForCountry($id_country, $id_state, $id_rule)) {
                    $this->errors[] = $this->trans('A tax rule already exists for this country/state with tax only behavior.', [], 'Admin.International.Notification');

                    continue;
                }
                $tr = new TaxRule();

                // update or creation?
                if ($first) {
                    $tr->id = $id_rule;
                    $first = false;
                }

                $tr->id_tax = $id_tax;
                $tax_rules_group = new TaxRulesGroup((int) $id_tax_rules_group);
                $tr->id_tax_rules_group = (int) $tax_rules_group->id;
                $tr->id_country = (int) $id_country;
                $tr->id_state = (int) $id_state;
                list($tr->zipcode_from, $tr->zipcode_to) = $tr->breakDownZipCode($zip_code);

                // Construct Object Country
                $country = new Country((int) $id_country, (int) $this->context->language->id);

                if ($zip_code && $country->need_zip_code) {
                    if ($country->zip_code_format) {
                        foreach ([$tr->zipcode_from, $tr->zipcode_to] as $zip_code) {
                            if ($zip_code) {
                                if (!$country->checkZipCode($zip_code)) {
                                    $this->errors[] = $this->trans(
                                        'The Zip/Postal code is invalid. It must be typed as follows: %format% for %country%.',
                                        [
                                            '%format%' => str_replace('C', $country->iso_code, str_replace('N', '0', str_replace('L', 'A', $country->zip_code_format))),
                                            '%country%' => $country->name,
                                        ],
                                        'Admin.International.Notification'
                                    );
                                }
                            }
                        }
                    }
                }

                $tr->behavior = (int) $behavior;
                $tr->description = $description;
                $this->tax_rule = $tr;
                $_POST['id_state'] = $tr->id_state;

                $this->errors = array_merge($this->errors, $this->validateTaxRule($tr));

                if (count($this->errors) == 0) {
                    $tax_rules_group = $this->updateTaxRulesGroup($tax_rules_group);
                    $tr->id = (int) $tax_rules_group->getIdTaxRuleGroupFromHistorizedId((int) $tr->id);
                    $tr->id_tax_rules_group = (int) $tax_rules_group->id;

                    if (!$tr->save()) {
                        $this->errors[] = $this->trans('An error has occurred: Cannot save the current tax rule.', [], 'Admin.International.Notification');
                    }
                }
            }
        }

        if (count($this->errors) == 0) {
            Tools::redirectAdmin(
                self::$currentIndex . '&' . $this->identifier . '=' . (int) $tax_rules_group->id . '&conf=4&update' . $this->table . '&token=' . $this->token
            );
        } else {
            $this->display = 'edit';
        }
    }

    protected function processBulkDeleteTaxRules()
    {
        $this->deleteTaxRule(Tools::getValue('tax_ruleBox'));
    }

    protected function processDeleteTaxRule()
    {
        $this->deleteTaxRule([Tools::getValue('id_tax_rule')]);
    }

    public function displayAjaxUpdateTaxRule()
    {
        if ($this->access('view')) {
            $id_tax_rule = Tools::getValue('id_tax_rule');
            $tax_rules = new TaxRule((int) $id_tax_rule);
            $output = [];
            foreach (get_object_vars($tax_rules) as $key => $result) {
                $output[$key] = $result;
            }
            die(json_encode($output));
        }
    }

    protected function deleteTaxRule(array $id_tax_rule_list)
    {
        $result = true;

        foreach ($id_tax_rule_list as $id_tax_rule) {
            $tax_rule = new TaxRule((int) $id_tax_rule);
            if (Validate::isLoadedObject($tax_rule)) {
                $tax_rules_group = new TaxRulesGroup((int) $tax_rule->id_tax_rules_group);
                $tax_rules_group = $this->updateTaxRulesGroup($tax_rules_group);
                $tax_rule = new TaxRule($tax_rules_group->getIdTaxRuleGroupFromHistorizedId((int) $id_tax_rule));
                if (Validate::isLoadedObject($tax_rule)) {
                    $result &= $tax_rule->delete();
                }
            }
        }
        $idTaxRulesGroup = isset($tax_rules_group) ? (int) $tax_rules_group->id : 0;

        Tools::redirectAdmin(
            self::$currentIndex . '&' . $this->identifier . '=' . $idTaxRulesGroup . '&conf=4&update' . $this->table . '&token=' . $this->token
        );
    }

    /**
     * Check if the tax rule could be added in the database.
     *
     * @param TaxRule $tr
     *
     * @return array
     */
    protected function validateTaxRule(TaxRule $tr)
    {
        // @TODO: check if the rule already exists
        return $tr->validateController();
    }

    /**
     * @param TaxRulesGroup $object
     *
     * @return TaxRulesGroup
     */
    protected function updateTaxRulesGroup(TaxRulesGroup $object)
    {
        static $tax_rules_group = null;
        if ($tax_rules_group === null) {
            $object->update();
            $tax_rules_group = $object;
        }

        return $tax_rules_group;
    }
}
