<?php

namespace objects {
    class users_o
    {
        public int $id;
        public static array $existing = [];

        public function getUserByCustomerNumber(int $customer_number): self
        {
            if (in_array($customer_number, self::$existing, true)) {
                $this->id = 123;
            }

            return $this;
        }

        public function exists(): bool
        {
            return isset($this->id) && $this->id > 0;
        }
    }

    class tokens_o
    {
        public static array $created = [];

        public function create(int $user_id, string $token, string $type = 'AUTH_TOKEN'): void
        {
            self::$created[] = compact('user_id', 'token', 'type');
        }
    }
}

namespace {
    app_require('interfaces/authentication_i.php');
    app_require('classes/authentication.php');
}

namespace {
    it('creates a 64-char auth token for an existing user', function (): void {
        \objects\users_o::$existing = [111111];
        \objects\tokens_o::$created = [];

        $token = (new \classes\authentication())->create_token(111111);

        expect($token)->toBeString()->toMatch('/^[a-f0-9]{64}$/');
        expect(\objects\tokens_o::$created)->toHaveCount(1);
        expect(\objects\tokens_o::$created[0]['user_id'])->toBe(123);
        expect(\objects\tokens_o::$created[0]['type'])->toBe('AUTH_TOKEN');
    });

    it('throws a clear exception when customer user is missing', function (): void {
        \objects\users_o::$existing = [];

        (new \classes\authentication())->create_token(222222);
    })->throws(\Exception::class, 'User not found for customer number: 222222');
}