<?php

/**
 * Class TTCrud
 * @property string $headerTitle
 * @property string $createText
 * @property string|null $historyController
 * @property array $columns
 * @property array $additionalActions
 * @property array $additionalJSVariables
 * @property array $infoMessages
 * @property bool $onlyView
 */
class TTCrud extends mfBaseController {
    public User $user;
    private array $checkArray;
    public ?array $postData;
    /** @noinspection PhpMissingFieldTypeInspection */
    public $model;

    protected function init() {
        $this->needlogin = true;
        $me = new User();
        $me->loadMe();
        $this->user = $me;
        $this->layout()->set('me', $me);

        if (method_exists($this, 'permissionCheck')) {
            $allowed = $this->permissionCheck();
            if (!$allowed) {
                $this->redirect("Dashboard");
            }
        } else if (!$me->is(["Admin"])) {
            $this->redirect("Dashboard");
        }

        $modelName = str_replace('Controller', 'Model', get_class($this));
        $this->model = new $modelName();
        $this->postData = json_decode(file_get_contents('php://input'), true);
        $this->checkArray = $this->getCheckArray();
    }

    /**
     * Returns the checkArray for the CRUD component.
     * @return array
     */
    protected function getCheckArray(): array {
        $checkArray = [];

        foreach ($this->columns as $column) {
            $checkArray[$column['key']] = ['required' => $column['required'] ?? false,
                                           'required_length' => $column['required_length'] ?? 0,
                                           'title' => $column['text'] ?? $column['key'],
                                           'regex' => $column['regex'] ?? false];
        }

        return $checkArray;
    }

    protected function indexAction() {
        $this->layout()->set('additionalJS', ['js/pages/WarehouseHistory/WarehouseHistoryModal.js']);
        $customJsFile = defined('BASEDIR') ? BASEDIR . "/public/js/pages/{$this->mod}/{$this->mod}.js" : null;

        if ($customJsFile && file_exists($customJsFile)) {
            $pageName = $this->mod;
        } else {
            $pageName = "DefaultCrudView";
        }

        $JS_VARIABLES = ["CRUD_CONFIG" => $this->getCrudConfig(),
                         "CREATE_URL" => $this::getUrl($this->mod . "/create"),
                         "TABLE_URL" => $this::getUrl($this->mod . "/get"),
                         "UPDATE_URL" => $this::getUrl($this->mod . "/update"),
                         "DELETE_URL" => $this::getUrl($this->mod . "/delete"),
                         "USER_ID" => $this->user->id];

        if ($this->additionalJSVariables && is_array($this->additionalJSVariables)) {
            $JS_VARIABLES = array_merge($JS_VARIABLES, $this->additionalJSVariables);
        }

        Helper::renderVue($this, $pageName, $this->headerTitle, $JS_VARIABLES);
    }

    /**
     * Returns the configuration for the CRUD component for the Vue component.
     * @return array
     */
    protected function getCrudConfig(): array {
        if (method_exists($this, 'prepareCrudConfig')) {
            $this->prepareCrudConfig();
        }


        $columns = array_map(function ($column) {
            if (isset($column['type']) && (!isset($column['modal']) || !isset($column['modal']['type']))) {
                $column['modal']['type'] = $column['type'];
            }
            $newColumn = $column;
            unset($newColumn['required'], $newColumn['required_length'], $newColumn['regex']);
            return $newColumn;
        }, $this->columns);

        // check if in columns array there is a column with key "actions" and if so, we set the priority of the first column to 20 and actions to 19
        $actionsColumn = array_filter($columns, function ($column) {
            return $column['key'] === 'actions';
        });
        if (count($actionsColumn) > 0) {
            $columns = array_map(function ($column) {
                if ($column['key'] === 'actions') {
                    $column['priority'] = 119;
                }
                return $column;
            }, $columns);
            $columns[0]['priority'] = 120;
        }

        return ['key' => $this->mod,
                'tableHeader' => $this->headerTitle,
                'createText' => $this->createText,
                'columns' => $columns,
                'additionalActions' => $this->additionalActions];
    }

    protected function getAction() {
        $filter = $this->postData['filters'] ?? [];
        $order = $this->postData['order'] ?? ['key' => null, 'order' => 'ASC'];
        $page = $this->postData['pagination']['page'] ?? 1;
        $perPage = $this->postData['pagination']['per_page'] ?? 10;

        if ($order['key'] === null && isset($this->defaultOrder)) {
            $order = $this->defaultOrder;
        }

        $rows = $this->model::getAll($filter, $perPage, ($page - 1) * $perPage, $order);
        $filteredAvailable = $this->model::count($filter);
        $totalRows = $this->model::count();

        // check if any column is a autocomplete to add the text to the row
        $autoCompleteColumns = array_filter($this->columns, function ($column) {
            return isset($column['type']) && isset($column['modal']) && isset($column['modal']['type']) && $column['type'] === 'autocomplete' && $column['modal']['type'] === 'autocomplete';

        });
        $autocompleteData = [];
        foreach ($rows as $row) {
            $row = (array) $row;
            foreach ($autoCompleteColumns as $column) {
                if (isset($autocompleteData[$column['key']][$row[$column['key']]])) {
                    continue;
                }

                if ($row[$column['key']] === null || $row[$column['key']] === '') {
                    continue;
                }

                // if function customAutoComplete"COLUMN_KEY" is defined, we call it  instead of the default
                $data = null;
                if (method_exists($this, 'customAutoComplete' . ucfirst($column['key']))) {
                    $data = $this->{'customAutoComplete' . ucfirst($column['key'])}($row[$column['key']]);
                } else {

                    $autoCompleteModelName = explode('/', $column['modal']['apiUrl'])[0] . 'Model';
                    $autoCompleteModel = new $autoCompleteModelName();
                    $data = $autoCompleteModel::get($row[$column['key']]);

                    // TODO: fix that keys can be anything
                    if (isset($data->name) && !isset($data->title)) {
                        $data->title = $data->name;
                    }
                }

                $autocompleteData[$column['key']][$row[$column['key']]] = $data;
            }
        }

        if (method_exists($this, 'customRowsHandler')) {
            $rows = $this->customRowsHandler($rows);
        }

        self::returnJson(["rows" => $rows,
                          "autoCompleteData" => $autocompleteData,
                          "pagination" => ["page" => $page,
                                           "total_pages" => ceil($filteredAvailable / $perPage),
                                           "per_page" => $perPage,
                                           "filtered_available" => intval($filteredAvailable),
                                           "total_rows" => intval($totalRows)]]);
    }

    protected function createAction() {
        // if this->model has property createBy, set it to the current user id and create to current epoch time
        if (property_exists($this->model, 'createBy')) {
            $this->postData['createBy'] = $this->user->id;
        }
        if (property_exists($this->model, 'create')) {
            $this->postData['create'] = time();
        }

        Helper::validateArray($this->postData, $this->checkArray);

        if (method_exists($this, 'beforeCreate') && !$this->beforeCreate($this->postData)) {
            self::returnJson(['success' => false, 'message' => 'Ein Fehler ist aufgetreten.']);
        }

        $id = $this->model::create($this->postData);

        if (method_exists($this, 'afterCreate')) {
            $this->afterCreate(array_merge($this->postData, ['id' => $id]));
        }

        self::returnJson(['success' => true,
                          'message' => $this->infoMessages['create'],
                          'id' => $id]);
    }

    protected function updateAction() {
//        if (property_exists($this->model, 'createBy') && !isset($this->postData['createBy'])) {
//            $this->postData['createBy'] = $this->user->id;
//        }
//        if (property_exists($this->model, 'create') && !isset($this->postData['create'])) {
//            $this->postData['create'] = time();
//        }

        Helper::validateArray($this->postData, array_merge($this->checkArray, ['id' => ['required' => true]]));

        if (method_exists($this, 'beforeUpdate') && !$this->beforeUpdate($this->postData)) {
            self::returnJson(['success' => false, 'message' => 'Ein Fehler ist aufgetreten.']);
        }

        $affectedRows = $this->model::update($this->postData);

        if (method_exists($this, 'afterUpdate')) {
            $this->afterUpdate($this->postData);
        }

        self::returnJson(['success' => $affectedRows > 0,
                          'message' => $affectedRows > 0 ? $this->infoMessages['update'] : $this->infoMessages['noChanges']]);
    }

    protected function deleteAction() {
        Helper::validateArray($this->postData, ['id' => ['required' => true]]);

        if (method_exists($this, 'beforeDelete') && !$this->beforeDelete($this->postData)) {
            self::returnJson(['success' => false, 'message' => 'Ein Fehler ist aufgetreten.']);
        }

        $affectedRows = $this->model::delete($this->postData['id']);

        self::returnJson(['success' => $affectedRows > 0,
                          'message' => $affectedRows > 0 ? $this->infoMessages['delete'] : $this->infoMessages['noChanges']]);
    }

    protected function autocompleteAction() {
        $searchedID = $this->request->searchedID;

        $textKey = property_exists($this->model, 'name') ? 'name' : 'title';

        if (strlen($searchedID) > 0) {
            $filter = ['id' => $searchedID];
            $data = $this->model::getAll($filter, 10);
        } else {
            $filter = [$textKey => $this->request->q . '%'];
            $data = $this->model::getAll($filter, 10);
            if (count($data) < 11) {
                $filter = [$textKey => $this->request->q];
                $lazyData = $this->model::getAll($filter, 10);
                $data = array_merge($data, $lazyData);
                $data = array_unique($data, SORT_REGULAR);
                $data = array_slice($data, 0, 10);
            }
        }


        self::returnJson(array_map(function ($item) use ($textKey) {
            return ['value' => $item->id, 'text' => $item->$textKey];
        }, $data));
    }

    protected function getByIdAction() {
        $id = $_GET['id'] ?? null;
        if (!$id || !is_numeric($id)) {
            http_response_code(500);
            self::returnJson(['success' => false, 'message' => 'No ID provided.']);
            die();
        }

        $data = (array) $this->model::get($id);
        self::returnJson($data);
    }
}

?>