<?php

use App\Models\Mailbox;
use App\Services\Mail\MailboxResolver;
use App\Services\Mail\MailPurpose;
use App\Support\Settings;

beforeEach(function () {
    config()->set('admin_access.secrets_key', 'base64:'.base64_encode(random_bytes(32)));
});

it('resolves a purpose to the mailbox it points at', function () {
    Mailbox::factory()->create(['key' => 'support', 'address' => 'support@clupilot.com']);
    Settings::set('mail.purpose.support', 'support');

    expect(app(MailboxResolver::class)->for(MailPurpose::SUPPORT)?->address)
        ->toBe('support@clupilot.com');
});

it('falls back to system when a purpose has no mailbox', function () {
    Mailbox::factory()->create(['key' => 'no-reply', 'address' => 'no-reply@clupilot.com']);
    Settings::set('mail.purpose.system', 'no-reply');

    // billing deliberately unset
    expect(app(MailboxResolver::class)->for(MailPurpose::BILLING)?->address)
        ->toBe('no-reply@clupilot.com');
});

it('falls back to system when the named mailbox no longer exists', function () {
    Mailbox::factory()->create(['key' => 'no-reply', 'address' => 'no-reply@clupilot.com']);
    Settings::set('mail.purpose.system', 'no-reply');
    Settings::set('mail.purpose.billing', 'geloescht');

    expect(app(MailboxResolver::class)->for(MailPurpose::BILLING)?->address)
        ->toBe('no-reply@clupilot.com');
});

it('returns null rather than guessing when even system is unset', function () {
    expect(app(MailboxResolver::class)->for(MailPurpose::SYSTEM))->toBeNull();
});

it('rejects a purpose that is not in the curated list', function () {
    expect(fn () => app(MailboxResolver::class)->for('erfunden'))
        ->toThrow(InvalidArgumentException::class, 'erfunden');
});