<?php
// RMLWorkorderAdminController.php

class RMLWorkorderAdminController extends TTCrud
{
    protected string $headerTitle = 'RML Arbeitsaufträge (Admin)';
    protected bool $createText = false;
    protected array $permissionCheck = ['RMLAdmin'];

    protected array $columns = [
        ['key' => 'id', 'text' => 'Auftrag-Nr.', 'table' => ['sortable' => true]],
        ['key' => 'preorderInfo', 'text' => 'Kunde / Projekt', 'modal' => false, 'table' => ['sortable' => false, 'filter' => 'search']],
        ['key' => 'companyName', 'text' => 'Zuständige Firma', 'modal' => false, 'table' => ['filter' => 'search']],
        ['key' => 'status', 'text' => 'Status', 'modal' => false, 'table' => ['filter' => 'iconSelect', 'filterOptions' => [
            ['value' => 'new', 'text' => 'Neu', 'icon' => 'fas fa-star text-primary'],
            ['value' => 'assigned', 'text' => 'Zugewiesen', 'icon' => 'fas fa-user-check text-info'],
            ['value' => 'scheduled', 'text' => 'Terminiert', 'icon' => 'fas fa-calendar-check text-warning'],
            ['value' => 'documented', 'text' => 'Dokumentiert', 'icon' => 'fas fa-file-alt text-success'],
            ['value' => 'completed', 'text' => 'Abgeschlossen', 'icon' => 'fas fa-check-double text-secondary'],
        ]]],
        ['key' => 'deadlineDate', 'text' => 'Deadline', 'modal' => false, 'table' => ['filter' => 'date']],
        ['key' => 'appointmentDate', 'text' => 'Termin', 'modal' => false, 'table' => ['filter' => 'date']],
        ['key' => 'actions', 'text' => 'Aktionen', 'modal' => false, 'table' => ['filter' => false, 'sortable' => false]],
    ];

    protected function indexAction()
    {
        $this->createWorkordersFromPreorders();
        Helper::renderVue($this, 'RMLWorkorderAdmin', $this->headerTitle, [
            "CRUD_CONFIG" => $this->getCrudConfig(),
            "TABLE_URL" => $this::getUrl("RMLWorkorderAdmin/get"),
        ]);
    }

    protected function getAction()
    {
        $json = json_decode(file_get_contents('php://input'), true);
        $pagination = $json['pagination'] ?? ['page' => 1, 'per_page' => 10];
        $filters = $json['filters'] ?? [];
        $order = $json['order'] ?? ['key' => 'id', 'order' => 'DESC'];

        // Custom filter logic for preorderInfo
        if (!empty($filters['preorderInfo'])) {
            $searchTerm = $filters['preorderInfo'];
            unset($filters['preorderInfo']);
            
            // This is a simplified search. A more robust implementation might involve a full-text search or a more complex query.
            $preorders = PreorderModel::getAll(['firstname|lastname|company|oaid' => $searchTerm]);
            $preorderIds = array_map(fn($p) => $p->id, $preorders);

            if (!empty($preorderIds)) {
                $filters['preorderId'] = $preorderIds;
            } else {
                // No preorders found, so no workorders will be found
                $filters['id'] = -1; 
            }
        }

        $workorders = RMLWorkorderModel::getAll($filters, $pagination['per_page'], ($pagination['page'] - 1) * $pagination['per_page'], $order);
        $totalCount = RMLWorkorderModel::count($filters);
        
        $rows = [];
        foreach($workorders as $workorder) {
            $row = (array)$workorder;
            
            $preorder = new Preorder($workorder->preorderId);
            $anschlussadresse = 'N/A';
             if ($preorder->adb_hausnummer_id) {
                $hn = $preorder->adb_hausnummer;
                $anschlussadresse = "{$hn->strasse->name} {$hn->hausnummer}";
                if ($hn->stiege) $anschlussadresse .= "/{$hn->stiege}";
                if ($preorder->adb_wohneinheit_id) $anschlussadresse .= " / WE: {$preorder->adb_wohneinheit->bezeichner}";
                $anschlussadresse .= ", {$hn->plz->plz} {$hn->ortschaft->name}";
            }

            $kunde = ($preorder->company) ?: "{$preorder->firstname} {$preorder->lastname}";
            
            $row['preorderInfo'] = "<strong>Kunde:</strong> {$kunde}<br>" .
                                   "<strong>Anschluss:</strong> {$anschlussadresse}<br>" .
                                   "<strong>OAID:</strong> <span class='text-pink'>{$preorder->oaid}</span>";

            if($workorder->companyId) {
                $company = RMLWorkorderCompanyModel::get($workorder->companyId);
                $row['companyName'] = $company->name ?? 'N/A';
            } else {
                $row['companyName'] = 'Nicht zugewiesen';
            }
            
            $rows[] = $row;
        }

        self::returnJson([
            'rows' => $rows,
            'pagination' => [
                'page' => $pagination['page'],
                'per_page' => $pagination['per_page'],
                'total_rows' => $totalCount,
                'total_pages' => ceil($totalCount / $pagination['per_page']),
                'filtered_available' => $totalCount
            ]
        ]);
    }

    private function createWorkordersFromPreorders() {
        $newPreorders = PreorderModel::searchActive(['status_code' => 220]);
        if (empty($newPreorders)) return;

        foreach ($newPreorders as $preorder) {
            if (!RMLWorkorderModel::getFirst(['preorderId' => $preorder->id])) {
                RMLWorkorderModel::create([
                    'preorderId' => $preorder->id,
                    'status'     => 'new',
                    'create'     => time(),
                    'createBy'   => $this->user->id
                ]);
            }
        }
    }

    protected function assignWorkorderAction() {
        $post = json_decode(file_get_contents('php://input'), true);
        if (empty($post['workorderId']) || empty($post['companyId'])) self::sendError("Required fields are missing.");

        $workorder = RMLWorkorderModel::get($post['workorderId']);
        if (!$workorder) self::sendError("Workorder not found.");
        
        $workorder->companyId = $post['companyId'];
        $workorder->status = 'assigned';
        $workorder->assignmentDate = time();
        $workorder->deadlineDate = strtotime('+6 weeks');

        RMLWorkorderModel::update((array)$workorder);
        
        self::returnJson(['success' => true, 'message' => 'Auftrag erfolgreich zugewiesen.']);
    }

    protected function getDocumentationAction() {
        if(empty($this->request->workorderId)) self::sendError("Workorder ID missing.");
        
        $docs = RMLWorkorderDocumentationModel::getAll(['workorderId' => $this->request->workorderId], null, 0, ['key' => 'create', 'order' => 'DESC']);
        $users = UserModel::search(['employee' => true]);
        $userMap = array_reduce($users, fn($carry, $user) => $carry + [$user->id => $user->name], []);

        foreach($docs as $doc) {
            $file = new File($doc->fileId);
            $doc->fileName = $file->orig_filename ?? $file->filename;
            $doc->userName = $userMap[$doc->createBy] ?? 'Unbekannt';
        }
        self::returnJson($docs);
    }
    
    protected function getCompaniesAction() {
        $companies = RMLWorkorderCompanyModel::getAll([], null, 0, ['key' => 'name', 'order' => 'ASC']);
        $items = array_map(fn($c) => ['value' => $c->id, 'text' => $c->name], $companies);
        self::returnJson($items);
    }
}