lthn.io/app/Mod/Trade/Controllers/TradeApiController.php

<?php

declare(strict_types=1);

namespace Mod\Trade\Controllers;

use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Illuminate\Routing\Controller;
use Mod\Chain\Services\DaemonRpc;

/**
 * DEX trade API — compatible with the upstream zano_trade_backend.
 *
 *   GET  /v1/trade/pairs        — available trading pairs
 *   GET  /v1/trade/pair/{id}    — single pair details
 *   POST /v1/trade/order        — create order
 *   GET  /v1/trade/orders       — list orders
 *   GET  /v1/trade/config       — exchange configuration
 */
class TradeApiController extends Controller
{
    public function __construct(
        private readonly DaemonRpc $rpc,
    ) {}

    public function config(): JsonResponse
    {
        $info = $this->rpc->getInfo();

        return response()->json([
            'success' => true,
            'data' => [
                'currencies' => [
                    [
                        'name' => 'LTHN',
                        'code' => 'lethean',
                        'type' => 'crypto',
                        'asset_id' => 'd6329b5b1f7c0805b5c345f4957554002a2f557845f64d7645dae0e051a6498a',
                        'asset_info' => ['decimal_point' => 12],
                    ],
                ],
                'network' => config('chain.network'),
                'height' => $info['height'] ?? 0,
            ],
        ]);
    }

    public function pairs(): JsonResponse
    {
        // Pairs are configured, not discovered — for now return LTHN native
        return response()->json([
            'success' => true,
            'data' => [],
        ]);
    }

    public function pair(int $id): JsonResponse
    {
        return response()->json([
            'success' => false,
            'error' => 'Pair not found',
        ], 404);
    }

    public function orders(): JsonResponse
    {
        return response()->json([
            'success' => true,
            'data' => [],
        ]);
    }
}