<?php

namespace App\Modules\Subscriptions\Http;

use App\Http\Controllers\Controller;
use App\Models\User;
use App\Modules\Identity\Application\RolePermissions;
use App\Modules\Identity\Domain\Enums\AccountStatus;
use App\Modules\Identity\Domain\Enums\Permission;
use App\Modules\Identity\Domain\UserInvitation;
use App\Modules\Subscriptions\Domain\Subscription;
use App\Modules\Tenancy\Application\TenantContext;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;

final class SubscriptionController extends Controller
{
    public function __construct(private readonly TenantContext $tenant, private readonly RolePermissions $permissions) {}

    public function current(Request $request): JsonResponse
    {
        abort_unless($this->permissions->allows($request->user(), Permission::SubscriptionView), 403);
        $subscription = Subscription::query()
            ->where('organization_id', $this->tenant->id())
            ->where('status', 'active')
            ->where('starts_at', '<=', now())
            ->where(fn ($query) => $query->whereNull('expires_at')->orWhere('expires_at', '>', now()))
            ->latest('starts_at')
            ->first();

        $seatUsed = User::query()->where('organization_id', $this->tenant->id())->whereIn('status', [AccountStatus::Active, AccountStatus::Invited])->count()
            + UserInvitation::query()->where('organization_id', $this->tenant->id())->whereNull('accepted_at')->whereNull('revoked_at')->where('expires_at', '>', now())->count();

        return response()->json(['data' => $subscription ? [
            'id' => $subscription->getKey(), 'planKey' => $subscription->plan_key,
            'status' => $subscription->status, 'startsAt' => $subscription->starts_at->toISOString(),
            'expiresAt' => $subscription->expires_at?->toISOString(), 'seatLimit' => $subscription->seat_limit,
            'storageQuotaBytes' => $subscription->storage_quota_bytes,
            'storageUsedBytes' => $subscription->storage_used_bytes,
            'aiCreditQuota' => $subscription->ai_credit_quota,
            'aiCreditsUsed' => $subscription->ai_credits_used,
            'seatUsed' => $seatUsed,
            'enabledFeatures' => $subscription->enabled_features ?? [],
        ] : null]);
    }
}