<?php

namespace App\Http\Controllers\Api\V1;

use App\Http\Controllers\Controller;
use App\Models\PaymentIntent;
use App\Models\Registration;
use App\Services\XenditService;
use Illuminate\Http\Request;

class WebhookController extends Controller
{
    public function xendit(Request $request, XenditService $xendit)
    {
        if (!$xendit->verifyWebhook($request)) {
            return response()->json(['message' => 'Invalid webhook signature'], 401);
        }

        $payload = $request->all();

        // NOTE: Map this based on the actual Xendit product you use.
        // For Invoice webhook, you typically get invoice id + status.
        $providerRefId = $payload['id'] ?? $payload['data']['id'] ?? null;
        $status = strtoupper($payload['status'] ?? $payload['data']['status'] ?? '');

        if (!$providerRefId) {
            return response()->json(['message' => 'Missing provider_ref_id'], 422);
        }

        $intent = PaymentIntent::where('provider_ref_id', $providerRefId)->first();
        if (!$intent) {
            // idempotent: ignore unknown references
            return response()->json(['ok' => true]);
        }

        // Convert Xendit statuses to our statuses
        $mapped = match ($status) {
            'PAID', 'SETTLED' => 'PAID',
            'EXPIRED' => 'EXPIRED',
            'FAILED' => 'FAILED',
            'CANCELED', 'CANCELLED' => 'CANCELLED',
            default => 'PENDING',
        };

        $intent->status = $mapped;
        $intent->raw_payload = $payload;
        if ($mapped === 'PAID') {
            $intent->paid_at = now();
        }
        $intent->save();

        if ($mapped === 'PAID') {
            $reg = Registration::find($intent->registration_id);
            if ($reg && $reg->status !== 'CONFIRMED') {
                $reg->status = 'CONFIRMED';
                $reg->save();
            }
            dispatch(new \App\Jobs\AssignPairingJob((int)$reg->event_id));
        }

        return response()->json(['ok' => true]);
    }
}