<?php
// +----------------------------------------------------------------------
// | 企油通 · 上游接口客户端（支付宝企业码通道）
// +----------------------------------------------------------------------
// | 本次实际对接仅 3 个接口：
// |   7.7  运单油费下发  createAndSendQuota   —— 本类 createAndSendQuota()
// |   7.15 H5 跳转地址    （本地签名生成 URL）  —— 本类 h5Url()
// |   7.10 运单加油明细推送（异步回调）        —— app\api\controller\QytNotify
// | 通道固定为支付宝企业码（passageway=1），司机手机号 + 姓名必填。
// | 金额：对外「元」入参，7.7 内部换算为「分」。
// +----------------------------------------------------------------------
declare (strict_types=1);

namespace app\common\service;

use app\common\crypto\Qyt as QytCrypto;

class QytOil extends BaseService
{
    // 支付宝企业码通道
    const PASSAGEWAY_ALIPAY = 1;

    /** @var array config('qyt') */
    protected $conf;

    /** @var QytCrypto */
    protected $crypto;

    protected function initialize()
    {
        $this->conf = (array) config('qyt');
        $this->crypto = new QytCrypto($this->conf);
    }

    // ================================================================
    // 7.7 运单油费下发（一张订单 = 1 batch / 1 waybill / 1 employee）
    // ================================================================

    /**
     * @param array $data ['batch_no','waybill_no','waybill_no_code','mobile','name','amount'(元)]
     * @return array 归一化 ['code'=>'00'|其它, 'data'=>[], 'message'=>'', 'dup_batch'=>bool]
     */
    public function createAndSendQuota(array $data): array
    {
        $params = [
            'batch_no'         => $data['batch_no'],
            'business_license' => $this->conf['business_license'],
            'passageway'       => (string) self::PASSAGEWAY_ALIPAY,
            'institution_id'   => $this->conf['institution_id'],
            'waybill_list'     => [[
                'waybill_no'    => $data['waybill_no'],
                'employee_list' => [[
                    'mobile'          => $data['mobile'],
                    'name'            => $data['name'],
                    'quota_amount'    => self::yuanToFen($data['amount']),   // 分
                    'voucher_name'    => $this->conf['voucher_name'],
                    'effective_start' => '',                                 // 空=当日生效
                    'effective_end'   => '',                                 // 空=长期有效
                    'waybill_no_code' => $data['waybill_no_code'],
                ]],
            ]],
        ];

        return $this->post('/enterprise/api/zhyk/createAndSendQuota', $params);
    }

    // ================================================================
    // 7.15 H5 免登加油地址（本地签名生成 URL，不发起接口请求）
    // ================================================================

    public function h5Url(string $mobile): string
    {
        $creditcode = !empty($this->conf['h5_with_creditcode']) ? (string) $this->conf['business_license'] : '';
        return $this->crypto->h5Url($mobile, $creditcode);
    }

    // ================================================================
    // 内部：统一请求
    // ================================================================

    /**
     * @return array ['code' => '00'成功 | 其它, 'data' => array, 'message' => string, 'dup_batch' => bool, 'raw' => array]
     */
    protected function post(string $path, array $bizParams): array
    {
        $url = rtrim((string) $this->conf['base_url'], '/') . $path;
        $body = $this->crypto->envelope($bizParams);

        $this->saveLog("[请求] {$path} " . json_encode(['url' => $url, 'params' => $bizParams], JSON_UNESCAPED_UNICODE));

        $resp = $this->curlPost($url, json_encode($body, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES));
        $this->saveLog("[响应] {$path} " . $resp);

        $json = json_decode($resp, true);
        if (!is_array($json)) {
            return ['code' => 'ERR', 'data' => [], 'message' => '响应解析失败', 'dup_batch' => false, 'raw' => ['body' => $resp]];
        }

        // 通用响应结构：{ status: ok|error, data, message, serialNo, sign }
        $ok = ($json['status'] ?? '') === 'ok';
        // 【TODO 待对接人确认】是否所有响应都带 sign、验签串如何构造
        // if ($ok && !empty($json['sign'])) { $ok = $this->crypto->verify($json['data'] ?? [], $json['sign']); }

        $message = (string) ($json['message'] ?? '');
        // 幂等：batch_no 已存在 —— 视为「已受理」，供 7.7 重试判定
        $dupBatch = false;
        if (!$ok && $message !== '') {
            foreach ((array) (config('qyt.dup_batch_hints') ?: ['已存在', '重复', 'duplicate', 'exist']) as $hint) {
                if (mb_stripos($message, $hint) !== false) {
                    $dupBatch = true;
                    break;
                }
            }
        }

        return [
            'code'      => $ok ? '00' : 'ERR',
            'data'      => $json['data'] ?? [],
            'message'   => $message,
            'dup_batch' => $dupBatch,
            'raw'       => $json,
        ];
    }

    protected function curlPost(string $url, string $jsonBody): string
    {
        $ch = curl_init();
        curl_setopt_array($ch, [
            CURLOPT_URL            => $url,
            CURLOPT_POST           => true,
            CURLOPT_POSTFIELDS     => $jsonBody,
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_TIMEOUT        => (int) ($this->conf['timeout'] ?? 15),
            CURLOPT_SSL_VERIFYPEER => false,
            CURLOPT_SSL_VERIFYHOST => false,
            CURLOPT_HTTPHEADER     => ['Content-Type: application/json', 'Charset: UTF-8'],
        ]);
        $resp = curl_exec($ch);
        if ($resp === false) {
            $err = curl_error($ch);
            curl_close($ch);
            return json_encode(['status' => 'error', 'message' => 'cURL: ' . $err], JSON_UNESCAPED_UNICODE);
        }
        curl_close($ch);
        return (string) $resp;
    }

    // ================================================================
    // 工具
    // ================================================================

    /** 元 → 分 */
    public static function yuanToFen($yuan): int
    {
        return (int) bcmul((string) $yuan, '100', 0);
    }

    /** 分 → 元（字符串，保留 2 位） */
    public static function fenToYuan($fen): string
    {
        return bcdiv((string) (int) $fen, '100', 2);
    }

    /**
     * 生成企油通全平台唯一编号（加企业前缀），确定性派生 -> 重试保持一致
     * @param string $type B=batch / W=waybill / C=waybill_no_code
     * @param string $seed 订单号 / order_id 等业务种子
     */
    public static function genNo(string $type, string $seed): string
    {
        $prefix = (string) (config('qyt.no_prefix') ?: 'HM');
        return $prefix . $type . $seed;
    }

    /** 记录日志到 runtime/storelog */
    public function saveLog($data): void
    {
        if (empty($this->conf['log'])) {
            return;
        }
        $dir = runtime_path('storelog/') . date('Ym') . '/' . date('Ymd');
        is_dir($dir) || @mkdir($dir, 0777, true);
        @file_put_contents(
            $dir . '/qyt_' . date('YmdH') . '.txt',
            date('Y-m-d H:i:s ') . (is_string($data) ? $data : json_encode($data, JSON_UNESCAPED_UNICODE)) . "\r\n",
            FILE_APPEND
        );
    }
}