<?php

namespace App\Support\Readiness;

use App\Models\InvoiceSeries;
use App\Models\PlanPrice;
use App\Services\Secrets\SecretVault;
use App\Support\CompanyProfile;
use App\Support\OperatingMode;
use App\Support\StripeWebhookSecret;

/**
 * Was gesetzt sein muss, damit überhaupt ein Auftrag entstehen und ein Beleg
 * herauskommen kann.
 */
final class BillingChecks
{
    public const GROUP = 'billing';

    /** @return array<int, Check> */
    public static function all(): array
    {
        $mode = OperatingMode::current();

        return [
            new Check(
                key: 'billing.stripe_secret',
                group: self::GROUP,
                severity: Check::SEVERITY_BLOCKING,
                label: __('readiness.billing.stripe_secret', ['mode' => __('readiness.mode.'.$mode->value)]),
                breaks: __('readiness.billing.stripe_secret_breaks'),
                tab: 'services',
                // get() löst den aktiven Modus selbst auf UND ist für Stripe
                // strikt — ein Live-Schlüssel zählt im Testbetrieb nicht als
                // Nachweis, sonst widerspräche diese Seite der Kassensperre.
                satisfied: filled(app(SecretVault::class)->get('stripe.secret')),
            ),
            new Check(
                key: 'billing.webhook_secret',
                group: self::GROUP,
                severity: Check::SEVERITY_BLOCKING,
                label: __('readiness.billing.webhook_secret'),
                breaks: __('readiness.billing.webhook_secret_breaks'),
                tab: 'env',
                // Die Auswahl nach Modus liegt schon in StripeWebhookSecret —
                // hier noch einmal per config() nach Modus zu unterscheiden
                // wäre eine zweite Stelle, die dieselbe Entscheidung trifft.
                satisfied: filled(StripeWebhookSecret::current()),
            ),
            new Check(
                key: 'billing.company_details',
                group: self::GROUP,
                severity: Check::SEVERITY_BLOCKING,
                label: __('readiness.billing.company_details'),
                breaks: __('readiness.billing.company_details_breaks'),
                tab: 'company',
                // Die vorhandene Liste wird gerufen, nicht verdoppelt: zwei
                // Quellen für eine Frage ist der Weg, auf dem sie auseinanderlaufen.
                satisfied: CompanyProfile::missingForInvoicing() === [],
            ),
            new Check(
                key: 'billing.invoice_series',
                group: self::GROUP,
                severity: Check::SEVERITY_BLOCKING,
                label: __('readiness.billing.invoice_series'),
                breaks: __('readiness.billing.invoice_series_breaks'),
                tab: 'company',
                // IssueInvoice draws a series with `where('kind', $kind)
                // ->where('active', true)` (IssueInvoice.php:373, :444) — a
                // deactivated row is invisible to it exactly like a missing
                // one, so the same `active` filter belongs here too. Without
                // it, an installation with a switched-off 'invoice' series
                // still counted as ready, the false-green this page exists to
                // rule out.
                satisfied: InvoiceSeries::query()
                    ->whereIn('kind', ['invoice', 'credit_note', 'cancellation'])
                    ->where('active', true)
                    ->distinct()
                    ->count('kind') === 3,
            ),
            new Check(
                key: 'billing.catalogue_synced',
                group: self::GROUP,
                severity: Check::SEVERITY_BLOCKING,
                label: __('readiness.billing.catalogue_synced'),
                breaks: __('readiness.billing.catalogue_synced_breaks'),
                tab: 'services',
                // stripe:sync-catalogue (SyncStripeCatalogue::handle()) only
                // ever touches PUBLISHED versions — "a draft has promised
                // nothing, and a Product for it would be a price list entry
                // for something that may never exist" (its own header
                // comment). A draft's own unsynced price is therefore not a
                // gap; counting it anyway turns this check into an alarm that
                // never clears on any installation that has ever drafted a
                // next version, which stops it being read at all.
                satisfied: PlanPrice::query()
                    ->whereHas('version', fn ($query) => $query->whereNotNull('published_at'))
                    ->whereNull('stripe_price_id')
                    ->doesntExist(),
            ),
        ];
    }
}