<?php

declare(strict_types=1);

namespace App\Modules\Users;

use App\Core\{Request, Response, Database};
use Throwable;

final class UsersController
{
    public function __construct(private readonly UserModel $userModel) {}

    public function list(Request $request): void
    {
        try {
            $tenantId = $request->tenantId;
            $db = Database::getInstance();
            $stmt = $db->prepare("SELECT id, name, email, role, is_active, created_at FROM users WHERE tenant_id = ? AND deleted_at IS NULL ORDER BY created_at DESC");
            $stmt->execute([$tenantId]);
            $users = $stmt->fetchAll();

            Response::json([
                'success' => true,
                'data' => $users
            ]);
        } catch (Throwable $e) {
            Response::error('Failed to load users: ' . $e->getMessage(), 'USERS_FETCH_ERROR', 500);
        }
    }

    public function create(Request $request): void
    {
        $name = $request->input('name');
        $email = $request->input('email');
        $password = $request->input('password');
        $role = $request->input('role', 'accountant');

        if (!$name || !$email || !$password) {
            Response::error('Name, email, and password are required', 'VALIDATION_ERROR', 422);
            return;
        }

        try {
            // Check if email exists
            if ($this->userModel->findByEmail($email)) {
                Response::error('Email already in use', 'EMAIL_EXISTS', 409);
                return;
            }

            $userId = \Ramsey\Uuid\Uuid::uuid4()->toString();
            $this->userModel->create([
                'id' => $userId,
                'tenant_id' => $request->tenantId,
                'name' => $name,
                'email' => $email,
                'password_hash' => password_hash($password, PASSWORD_BCRYPT),
                'role' => $role,
                'is_active' => 1
            ]);

            Response::json([
                'success' => true,
                'message' => 'User created successfully',
                'data' => ['id' => $userId]
            ]);
        } catch (Throwable $e) {
            Response::error($e->getMessage(), 'USER_CREATE_ERROR', 500);
        }
    }
}