<?php

namespace App\Modules\Clients\Controllers;

use App\Controllers\BaseController;
use App\Modules\Clients\Models\ClientModel;

class Clients extends BaseController
{
    protected $clientModel;

    public function __construct()
    {
        $this->clientModel = new ClientModel();
    }

    public function index()
    {
        $config = $this->getTableConfig();

        return $this->renderTwig('@Clients/index', [
            'title'     => 'Клиенты',
            'tableHtml' => $this->renderTable($config),
        ]);
    }

    /**
     * Конфигурация таблицы клиентов
     */
    protected function getTableConfig(): array
    {
        $organizationId = session()->get('active_org_id');

        return [
            'id'          => 'clients-table',
            'url'         => '/clients/table',
            'model'       => $this->clientModel,
            'columns'     => [
                'name'  => ['label' => 'Имя / Название', 'width' => '40%'],
                'email' => ['label' => 'Email', 'width' => '25%'],
                'phone' => ['label' => 'Телефон', 'width' => '20%'],
            ],
            'searchable'  => ['name', 'email', 'phone'],
            'sortable'    => ['name', 'email', 'phone', 'created_at'],
            'defaultSort' => 'name',
            'order'       => 'asc',
            'actions'     => ['label' => 'Действия', 'width' => '15%'],
            'actionsConfig' => [
                [
                    'label' => '',
                    'url'   => '/clients/edit/{id}',
                    'icon'  => 'fa-solid fa-pen',
                    'class' => 'btn-outline-primary',
                    'title' => 'Редактировать'
                ],
                [
                    'label' => '',
                    'url'   => '/clients/delete/{id}',
                    'icon'  => 'fa-solid fa-trash',
                    'class' => 'btn-outline-danger',
                    'title' => 'Удалить'
                ]
            ],
            'emptyMessage'    => 'Клиентов пока нет',
            'emptyIcon'       => 'fa-solid fa-users',
            'emptyActionUrl'  => base_url('/clients/new'),
            'emptyActionLabel'=> 'Добавить клиента',
            'emptyActionIcon' => 'fa-solid fa-plus',
            'scope'           => function ($builder) use ($organizationId) {
                $builder->where('organization_id', $organizationId);
            },
        ];
    }

    public function table()
    {
        $isPartial = $this->request->getGet('format') === 'partial' || $this->isAjax();
        
        if ($isPartial) {
            // AJAX — только tbody + tfoot
            return $this->renderTable(null, true);
        }
        
        // Прямой запрос — полная страница
        $config = $this->getTableConfig();
        $tableHtml = $this->renderTable($config, false);
        
        return $this->renderTwig('@Clients/index', [
            'title'     => $config['pageTitle'] ?? 'Клиенты',
            'tableHtml' => $tableHtml,
        ]);
    }

    public function new()
    {
        $data = [
            'title'  => 'Добавить клиента',
            'client' => null,
        ];

        return $this->renderTwig('@Clients/form', $data);
    }

    public function create()
    {
        $organizationId = session()->get('active_org_id');

        $rules = [
            'name'  => 'required|min_length[2]|max_length[255]',
            'email' => 'permit_empty|valid_email',
            'phone' => 'permit_empty|max_length[50]',
        ];

        if (!$this->validate($rules)) {
            return redirect()->back()->withInput()->with('errors', $this->validator->getErrors());
        }

        $this->clientModel->insert([
            'organization_id' => $organizationId,
            'name'            => $this->request->getPost('name'),
            'email'           => $this->request->getPost('email') ?? null,
            'phone'           => $this->request->getPost('phone') ?? null,
            'notes'           => $this->request->getPost('notes') ?? null,
        ]);

        if ($this->clientModel->errors()) {
            return redirect()->back()->withInput()->with('error', 'Ошибка при создании клиента');
        }

        session()->setFlashdata('success', 'Клиент успешно добавлен');
        return redirect()->to('/clients');
    }

    public function edit($id)
    {
        $organizationId = session()->get('active_org_id');

        $client = $this->clientModel
                       ->where('id', $id)
                       ->where('organization_id', $organizationId)
                       ->first();

        if (!$client) {
            throw \CodeIgniter\Exceptions\PageNotFoundException::forPageNotFound('Клиент не найден');
        }

        $data = [
            'title'  => 'Редактировать клиента',
            'client' => $client,
        ];

        return $this->renderTwig('@Clients/form', $data);
    }

    public function update($id)
    {
        $organizationId = session()->get('active_org_id');

        // Проверяем что клиент принадлежит организации
        $client = $this->clientModel
                       ->where('id', $id)
                       ->where('organization_id', $organizationId)
                       ->first();

        if (!$client) {
            throw \CodeIgniter\Exceptions\PageNotFoundException::forPageNotFound('Клиент не найден');
        }

        $rules = [
            'name'  => 'required|min_length[2]|max_length[255]',
            'email' => 'permit_empty|valid_email',
            'phone' => 'permit_empty|max_length[50]',
        ];

        if (!$this->validate($rules)) {
            return redirect()->back()->withInput()->with('errors', $this->validator->getErrors());
        }

        $this->clientModel->update($id, [
            'name'    => $this->request->getPost('name'),
            'email'   => $this->request->getPost('email') ?? null,
            'phone'   => $this->request->getPost('phone') ?? null,
            'notes'   => $this->request->getPost('notes') ?? null,
        ]);

        if ($this->clientModel->errors()) {
            return redirect()->back()->withInput()->with('error', 'Ошибка при обновлении клиента');
        }

        session()->setFlashdata('success', 'Клиент успешно обновлён');
        return redirect()->to('/clients');
    }

    public function delete($id)
    {
        $organizationId = session()->get('active_org_id');

        // Проверяем что клиент принадлежит организации
        $client = $this->clientModel
                       ->where('id', $id)
                       ->where('organization_id', $organizationId)
                       ->first();

        if (!$client) {
            throw \CodeIgniter\Exceptions\PageNotFoundException::forPageNotFound('Клиент не найден');
        }

        $this->clientModel->delete($id);

        session()->setFlashdata('success', 'Клиент удалён');
        return redirect()->to('/clients');
    }
}