<?php
namespace app\Controllers;

use app\Models\PayrollModel;
use app\Models\HrPersonModel;
use app\Models\UserLogModel;
use app\Models\SystemSettingModel;

class KioskController extends Controller {

    public function index() {
        // Load the Kiosk UI
        $this->view('kiosk/index');
    }

    public function search() {
        header('Content-Type: application/json');
        
        $nationalId = $_POST['national_id'] ?? null;
        if (!$nationalId || strlen($nationalId) !== 13) {
            echo json_encode(['status' => 'error', 'message' => 'รหัสบัตรประชาชนไม่ถูกต้อง']);
            return;
        }

        $payrollModel = new PayrollModel();
        $hrModel = new HrPersonModel();
        
        // Check if person exists in HR DB
        $person = $hrModel->getPersonByNationalId($nationalId);
        
        $slips = $payrollModel->getAvailableSlipsByNationalId($nationalId);
        $taxes = $payrollModel->getAvailableTaxesByNationalId($nationalId);

        if (empty($slips) && empty($taxes)) {
            echo json_encode(['status' => 'error', 'message' => 'ไม่พบข้อมูลเงินเดือนหรือใบเสียภาษีสำหรับรหัสบัตรประชาชนนี้']);
            return;
        }

        $personName = $person ? trim($person['hr_fname'] . ' ' . $person['hr_lname']) : 'ไม่ทราบชื่อ';

        echo json_encode([
            'status' => 'success',
            'data' => [
                'name' => $personName,
                'slips' => $slips,
                'taxes' => $taxes
            ]
        ]);
    }

    public function printSlip() {
        $nationalId = $_GET['national_id'] ?? null;
        $month = $_GET['month'] ?? null;
        $year = $_GET['year'] ?? null;

        if (!$nationalId || !$month || !$year) {
            die('ข้อมูลไม่ครบถ้วน');
        }

        $payrollModel = new PayrollModel();
        $salary = $payrollModel->getSalaryByNationalId($nationalId, $month, $year);
        
        if (!$salary) {
            die('ไม่พบข้อมูลเงินเดือนของบุคคลนี้ในงวดที่เลือก');
        }

        // Log the action (null user_id)
        $logModel = new UserLogModel();
        $logModel->logAction(null, 'KIOSK_PRINT_SLIP', "ตู้ Kiosk: พิมพ์สลิปเงินเดือน งวด $month/$year สำหรับบัตรประชาชน $nationalId");

        $incomes = $payrollModel->getEmployeeIncomes($salary['id']);
        $deductions = $payrollModel->getEmployeeDeductions($salary['id']);

        $hrModel = new HrPersonModel();
        $hrData = $hrModel->getPersonByNationalId($nationalId);
        if (!$hrData) {
            $hrData = [];
        }

        require_once APP_ROOT . '/app/Views/reports/slip.php';
    }

    public function printSlipBulk() {
        $nationalId = $_POST['national_id'] ?? null;
        $periods = $_POST['periods'] ?? []; // format: 'MM-YYYY'

        if (!$nationalId || empty($periods)) {
            die('ข้อมูลไม่ครบถ้วน');
        }

        $payrollModel = new PayrollModel();
        $hrModel = new HrPersonModel();

        $hrData = $hrModel->getPersonByNationalId($nationalId);
        if (!$hrData) {
            $hrData = [];
        }
        $bankProfile = [
            'bank_account_no' => $hrData['HR_BANK_ACCOUNT'] ?? '',
            'bank_name' => '' // Not provided in HR data directly without another query
        ];

        $bulkData = [];
        foreach ($periods as $period) {
            list($month, $year) = explode('-', $period);
            $salary = $payrollModel->getSalaryByNationalId($nationalId, $month, $year);
            if ($salary) {
                $bulkData[] = [
                    'salary' => $salary,
                    'hrData' => $hrData,
                    'bankProfile' => $bankProfile,
                    'incomes' => $payrollModel->getEmployeeIncomes($salary['id']),
                    'deductions' => $payrollModel->getEmployeeDeductions($salary['id']),
                    'month' => $month,
                    'year' => $year
                ];
            }
        }

        if (empty($bulkData)) {
            die('ไม่พบข้อมูลเงินเดือนสำหรับช่วงที่เลือก');
        }

        // Log the action
        $logModel = new UserLogModel();
        $logModel->logAction(null, 'KIOSK_PRINT_SLIP', "ตู้ Kiosk: พิมพ์สลิปเงินเดือนแบบกลุ่ม (" . count($periods) . " เดือน) สำหรับบัตรประชาชน $nationalId");

        require_once APP_ROOT . '/app/Views/kiosk/slip_bulk.php';
    }

    public function printTax() {
        $nationalId = $_GET['national_id'] ?? null;
        $year = $_GET['year'] ?? null;

        if (!$nationalId || !$year) {
            die('ข้อมูลไม่ครบถ้วน');
        }

        $payrollModel = new PayrollModel();
        $yearlySummary = $payrollModel->getYearlyTaxSummary($nationalId, $year);
        
        if (!$yearlySummary || $yearlySummary['total_income'] == 0) {
            die('ไม่พบข้อมูลรายได้ในปีที่เลือก');
        }

        // Log the action
        $logModel = new UserLogModel();
        $logModel->logAction(null, 'KIOSK_PRINT_TAX', "ตู้ Kiosk: พิมพ์ใบ 50 ทวิ ปี $year สำหรับบัตรประชาชน $nationalId");

        $hrModel = new HrPersonModel();
        $hrData = $hrModel->getPersonByNationalId($nationalId);
        if (!$hrData) {
            $hrData = [];
        }

        $settingModel = new SystemSettingModel();
        $orgTaxId = $settingModel->getSetting('org_tax_id', '');

        require_once APP_ROOT . '/app/Views/reports/tax.php';
    }
}
?>