<?php

namespace App\Http\Controllers\Api;

use App\Http\Controllers\Controller;
use App\Http\Requests\Api\SslHistoryRequest;
use App\Models\Site;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;

class SslController extends Controller
{
    /**
     * Get SSL certificate data for a site.
     */
    public function show(Request $request, Site $site): JsonResponse
    {
        // Ensure the site belongs to the authenticated user
        if ($site->user_id !== $request->user()->id) {
            return response()->json([
                'message' => 'Unauthorized',
            ], 403);
        }

        $latestCertificate = $site->sslCertificates()
            ->latest('checked_at')
            ->first();

        if (!$latestCertificate) {
            return response()->json([
                'message' => 'No SSL certificate data found',
            ], 404);
        }

        $daysUntilExpiry = null;
        $isExpiring = false;

        if ($latestCertificate->expires_at) {
            $daysUntilExpiry = now()->diffInDays($latestCertificate->expires_at, false);
            $isExpiring = $daysUntilExpiry <= 30 && $daysUntilExpiry > 0;
        }

        return response()->json([
            'data' => [
                'issuer' => $latestCertificate->issuer,
                'expires_at' => $latestCertificate->expires_at,
                'checked_at' => $latestCertificate->checked_at,
                'days_until_expiry' => $daysUntilExpiry ? (int) $daysUntilExpiry : null,
                'is_expiring_soon' => $isExpiring,
                'is_expired' => $daysUntilExpiry !== null && $daysUntilExpiry < 0,
            ],
        ]);
    }

    /**
     * Get SSL certificate history for a site.
     */
    public function history(SslHistoryRequest $request, Site $site): JsonResponse
    {
        // Ensure the site belongs to the authenticated user
        if ($site->user_id !== $request->user()->id) {
            return response()->json([
                'message' => 'Unauthorized',
            ], 403);
        }

        $perPage = $request->input('per_page', 20);
        $perPage = min($perPage, 100); // Max 100 per page

        $certificates = $site->sslCertificates()
            ->orderBy('checked_at', 'desc')
            ->paginate($perPage);

        return response()->json($certificates);
    }
}