<?php

use App\Enums\SinglePurchaseStatus;
use App\Enums\SinglePurchaseType;
use App\Models\Plan;
use App\Models\SinglePurchase;
use App\Models\User;
use App\Services\Billing\StripeCheckoutService;
use Database\Seeders\RolesAndPermissionsSeeder;
use Illuminate\Http\RedirectResponse;
use Laravel\Cashier\Checkout;
use Tests\TestCase;

beforeEach(function (): void {
    /** @var TestCase $this */
    $this->seed(RolesAndPermissionsSeeder::class);
});

function checkoutTestCustomer(): User
{
    $user = User::factory()->create();
    $user->assignRole('customer');

    return $user;
}

/**
 * Stripe-Checkout-Stub: Der Controller gibt das Checkout-Objekt zurück,
 * der Router ruft toResponse() — wir leiten auf eine Fake-Stripe-URL um.
 */
function fakeStripeCheckout(): Checkout
{
    $checkout = Mockery::mock(Checkout::class);
    $checkout->shouldReceive('toResponse')
        ->andReturn(new RedirectResponse('https://checkout.stripe.com/c/pay/test'));

    return $checkout;
}

test('guests are redirected to the login', function () {
    /** @var TestCase $this */
    $plan = Plan::factory()->create();

    $this->get(route('me.checkout.subscription', ['planSlug' => $plan->slug, 'interval' => 'monthly']))
        ->assertRedirect();
});

test('an unknown plan or invalid interval responds 404', function () {
    /** @var TestCase $this */
    $this->actingAs(checkoutTestCustomer());

    $this->get('/admin/me/checkout/abo/gibts-nicht/monthly')->assertNotFound();

    $plan = Plan::factory()->create();
    $this->get("/admin/me/checkout/abo/{$plan->slug}/weekly")->assertNotFound();
});

test('a plan without a synced stripe price redirects back with a notice', function () {
    /** @var TestCase $this */
    $plan = Plan::factory()->create(['stripe_price_id_monthly' => null]);

    $this->actingAs(checkoutTestCustomer())
        ->get(route('me.checkout.subscription', ['planSlug' => $plan->slug, 'interval' => 'monthly']))
        ->assertRedirect(route('me.bookings.index'))
        ->assertSessionHas('checkout-notice');
});

test('an already subscribed user is redirected instead of double-booking', function () {
    /** @var TestCase $this */
    $user = checkoutTestCustomer();
    $plan = Plan::factory()->create(['stripe_price_id_monthly' => 'price_test_m_1']);
    subscribeUserToPlan($user, $plan);

    $this->actingAs($user)
        ->get(route('me.checkout.subscription', ['planSlug' => $plan->slug, 'interval' => 'monthly']))
        ->assertRedirect(route('me.bookings.index'))
        ->assertSessionHas('checkout-notice');
});

test('the subscription checkout hands plan and interval to stripe', function () {
    /** @var TestCase $this */
    $user = checkoutTestCustomer();
    $plan = Plan::factory()->create(['stripe_price_id_yearly' => 'price_test_y_1']);

    $this->mock(StripeCheckoutService::class, function ($mock) use ($plan) {
        $mock->shouldReceive('forSubscription')
            ->once()
            ->withArgs(fn (User $u, Plan $p, string $interval) => $p->is($plan) && $interval === 'yearly')
            ->andReturn(fakeStripeCheckout());
    });

    $this->actingAs($user)
        ->get(route('me.checkout.subscription', ['planSlug' => $plan->slug, 'interval' => 'yearly']))
        ->assertRedirect('https://checkout.stripe.com/c/pay/test');
});

test('the single pm checkout is disabled without a configured stripe price', function () {
    /** @var TestCase $this */
    config()->set('billing.single_pm_stripe_price_id', null);

    $this->actingAs(checkoutTestCustomer())
        ->get(route('me.checkout.single-pm'))
        ->assertRedirect(route('me.bookings.index'))
        ->assertSessionHas('checkout-notice');

    expect(SinglePurchase::count())->toBe(0);
});

test('the single pm checkout creates a pending purchase and hands it to stripe', function () {
    /** @var TestCase $this */
    config()->set('billing.single_pm_stripe_price_id', 'price_test_single_pm');
    config()->set('billing.single_pm_price_cents', 1900);

    $user = checkoutTestCustomer();

    $this->mock(StripeCheckoutService::class, function ($mock) use ($user) {
        $mock->shouldReceive('forSinglePurchase')
            ->once()
            ->withArgs(fn (User $u, SinglePurchase $p) => $u->is($user) && $p->exists)
            ->andReturn(fakeStripeCheckout());
    });

    $this->actingAs($user)
        ->get(route('me.checkout.single-pm'))
        ->assertRedirect('https://checkout.stripe.com/c/pay/test');

    $purchase = SinglePurchase::sole();
    expect($purchase->user_id)->toBe($user->id);
    expect($purchase->type)->toBe(SinglePurchaseType::SinglePm);
    expect($purchase->status)->toBe(SinglePurchaseStatus::Pending);
    expect($purchase->price_cents)->toBe(1900);
});