<?php
declare (strict_types=1);

namespace app\home\controller;

use app\service\UsvisaIntakeService;
use think\facade\Log;
use think\facade\Request;
use think\facade\View;

class Usvisa extends Base
{
    public function index()
    {
        $intake = new UsvisaIntakeService();

        View::assign($intake->pageContext(Request::instance()->param()));

        return View::fetch();
    }

    public function submit()
    {
        if (!request()->isPost()) {
            return json([
                'code' => -1,
                'msg' => '请通过页面提交信息',
            ]);
        }

        $intake = new UsvisaIntakeService();
        $params = Request::instance()->param();
        unset($params['s']);

        $branch = $intake->branchByCode($params['branch_code'] ?? '');
        if (empty($branch)) {
            return json([
                'code' => -1,
                'msg' => '请确认扫码支行信息',
            ]);
        }

        $submission = $intake->submissionFrom($params, $branch);
        $requiredMessage = $intake->requiredMessage($submission);
        if ($requiredMessage !== '') {
            return json([
                'code' => -1,
                'msg' => $requiredMessage,
            ]);
        }

        try {
            $result = $intake->submitToApi($submission);
        } catch (\Throwable $e) {
            Log::error('Failed to submit usvisa to OA: ' . $e->getMessage());

            return json([
                'code' => -1,
                'msg' => '提交失败，请稍后再试',
            ]);
        }

        if (!$intake->apiSuccess($result)) {
            Log::warning('OA usvisa api returned failure: ' . json_encode([
                'code' => $result['code'] ?? null,
                'msg' => $result['msg'] ?? '',
            ], JSON_UNESCAPED_UNICODE));
        }

        return json($result);
    }
}