<?php
require_once __DIR__ . '/../helpers.php';
runAuth();

$data = readJsonBody();
$businessId = (int) ($data['BusinessID'] ?? 0);
$userId = (int) ($data['UserID'] ?? 0);
$roleId = (int) ($data['RoleID'] ?? 1);
if ($roleId < 1 || $roleId > 3) $roleId = 1;

if ($businessId <= 0) {
    apiAbort(['OK' => false, 'ERROR' => 'missing_business_id']);
}
if ($userId <= 0) {
    apiAbort(['OK' => false, 'ERROR' => 'missing_user_id']);
}

// Check if already exists
$qCheck = queryOne(
    "SELECT ID, IsActive FROM Employees WHERE BusinessID = ? AND UserID = ?",
    [$businessId, $userId]
);

if ($qCheck) {
    // Reactivate with role
    queryTimed(
        "UPDATE Employees SET IsActive = 1, StatusID = 2, RoleID = ? WHERE BusinessID = ? AND UserID = ?",
        [$roleId, $businessId, $userId]
    );
    jsonResponse(['OK' => true, 'MESSAGE' => 'Employee reactivated', 'EmployeeID' => (int) $qCheck['ID']]);
}

// Insert new
queryTimed(
    "INSERT INTO Employees (BusinessID, UserID, StatusID, IsActive, RoleID) VALUES (?, ?, 2, 1, ?)",
    [$businessId, $userId, $roleId]
);

jsonResponse(['OK' => true, 'MESSAGE' => 'Team member added', 'EmployeeID' => (int) lastInsertId()]);