<?php

namespace addons\shopro\library\ccblife;

use think\Db;
use think\Log;

/**
 * 建行生活订单服务类
 * 处理订单同步、状态更新、查询等业务逻辑
 */
class CcbOrderService
{
    /**
     * HTTP客户端实例
     */
    private $httpClient;

    /**
     * 配置信息
     */
    private $config;

    /**
     * 构造函数
     */
    public function __construct()
    {
        $this->config = config('ccblife');
        $this->httpClient = new CcbHttpClient($this->config);
    }

    /**
     * 推送订单到建行生活平台
     * 当用户下单后调用此方法同步订单信息
     *
     * @param int $orderId Shopro订单ID
     * @return array ['status' => bool, 'message' => string, 'data' => array]
     * @throws \Exception
     */
    public function pushOrder($orderId)
    {
        $startTime = microtime(true);

        try {
            // 获取订单信息
            $order = Db::name('shopro_order')
                ->alias('o')
                ->join('user u', 'o.user_id = u.id', 'LEFT')
                ->where('o.id', $orderId)
                ->field('o.*, u.ccb_user_id')
                ->find();

            if (!$order) {
                throw new \Exception('订单不存在');
            }

            // 获取建行用户ID
            $ccbUserId = $order['ccb_user_id'];
            if (!$ccbUserId) {
                throw new \Exception('用户未绑定建行生活账号');
            }

            // 获取订单商品列表
            $orderItems = Db::name('shopro_order_item')
                ->where('order_id', $orderId)
                ->select();

            // 构建订单数据（符合A3341TP01接口规范）
            $orderData = $this->buildOrderData($order, $orderItems, $ccbUserId);

            // 记录请求数据（同步日志）
            $txSeq = CcbMD5::generateTransactionSeq();
            $this->recordSyncLog($orderId, 'A3341TP01', $txSeq, $orderData, 'request');

            // 调用建行API推送订单
            $response = $this->httpClient->pushOrder($orderData);

            // 记录响应数据和耗时
            $costTime = round((microtime(true) - $startTime) * 1000, 2);
            $this->recordSyncLog($orderId, 'A3341TP01', $txSeq, $response, 'response', true, $costTime);

            // 更新订单同步状态
            $this->updateOrderSyncStatus($orderId, 1);

            return [
                'status' => true,
                'message' => '订单推送成功',
                'data' => $response
            ];

        } catch (\Exception $e) {
            // 记录错误
            $costTime = round((microtime(true) - $startTime) * 1000, 2);
            $this->recordSyncLog($orderId, 'A3341TP01', '', null, 'error', false, $costTime, $e->getMessage());

            // 更新同步状态为失败
            $this->updateOrderSyncStatus($orderId, 2);

            Log::error('建行订单推送失败: ' . $e->getMessage());
            return [
                'status' => false,
                'message' => $e->getMessage(),
                'data' => null
            ];
        }
    }

    /**
     * 更新订单状态到建行生活
     *
     * @param int $orderId 订单ID
     * @param string $status 订单状态
     * @param string $refundStatus 退款状态
     * @return array
     */
    public function updateOrderStatus($orderId, $status = null, $refundStatus = null)
    {
        $startTime = microtime(true);
        $txSeq = CcbMD5::generateTransactionSeq();

        try {
            // 获取订单信息
            $order = Db::name('shopro_order')
                ->alias('o')
                ->join('user u', 'o.user_id = u.id', 'LEFT')
                ->where('o.id', $orderId)
                ->field('o.*, u.ccb_user_id')
                ->find();

            if (!$order) {
                throw new \Exception('订单不存在');
            }

            // 获取建行用户ID
            $ccbUserId = $order['ccb_user_id'];
            if (!$ccbUserId) {
                throw new \Exception('用户未绑定建行生活账号');
            }

            // 映射订单状态
            $orderStatus = $status ?: $this->mapOrderStatus($order['status']);
            $refundStatus = $refundStatus ?: $this->mapRefundStatus($order['refund_status'] ?? 0);

            // 记录请求
            $requestData = [
                'ccb_user_id' => $ccbUserId,
                'order_sn' => $order['order_sn'],
                'order_status' => $orderStatus,
                'refund_status' => $refundStatus
            ];
            $this->recordSyncLog($orderId, 'A3341TP02', $txSeq, $requestData, 'request');

            // 调用建行API更新状态
            $response = $this->httpClient->updateOrderStatus(
                $ccbUserId,
                $order['order_sn'],
                $orderStatus,
                $refundStatus
            );

            // 记录响应
            $costTime = round((microtime(true) - $startTime) * 1000, 2);
            $this->recordSyncLog($orderId, 'A3341TP02', $txSeq, $response, 'response', true, $costTime);

            return [
                'status' => true,
                'message' => '订单状态更新成功',
                'data' => $response
            ];

        } catch (\Exception $e) {
            $costTime = round((microtime(true) - $startTime) * 1000, 2);
            $this->recordSyncLog($orderId, 'A3341TP02', $txSeq, null, 'error', false, $costTime, $e->getMessage());

            Log::error('建行订单状态更新失败: ' . $e->getMessage());
            return [
                'status' => false,
                'message' => $e->getMessage(),
                'data' => null
            ];
        }
    }

    /**
     * 查询建行订单信息
     *
     * @param string $orderSn 订单号
     * @return array
     */
    public function queryOrder($orderSn)
    {
        try {
            // 调用建行API查询订单
            $response = $this->httpClient->queryOrder($orderSn);

            return [
                'status' => true,
                'message' => '订单查询成功',
                'data' => $response
            ];

        } catch (\Exception $e) {
            Log::error('建行订单查询失败: ' . $e->getMessage());
            return [
                'status' => false,
                'message' => $e->getMessage(),
                'data' => null
            ];
        }
    }

    /**
     * 处理订单退款
     *
     * @param int $orderId 订单ID
     * @param float $refundAmount 退款金额
     * @param string $refundReason 退款原因
     * @return array
     */
    public function refundOrder($orderId, $refundAmount, $refundReason = '')
    {
        try {
            // 获取订单信息
            $order = Order::find($orderId);
            if (!$order) {
                throw new \Exception('订单不存在');
            }

            // 验证退款金额
            if ($refundAmount > $order['total_amount']) {
                throw new \Exception('退款金额不能超过订单总额');
            }

            // 调用建行API发起退款
            $response = $this->httpClient->refund(
                $order['order_sn'],
                number_format($refundAmount, 2, '.', ''),
                $refundReason
            );

            // 更新订单退款状态
            $this->updateOrderStatus($orderId, null, '2');

            return [
                'status' => true,
                'message' => '退款申请成功',
                'data' => $response
            ];

        } catch (\Exception $e) {
            Log::error('建行订单退款失败: ' . $e->getMessage());
            return [
                'status' => false,
                'message' => $e->getMessage(),
                'data' => null
            ];
        }
    }

    /**
     * 构建符合建行要求的订单数据
     *
     * ⚠️ 注意：Shopro字段说明
     * - total_fee: 实际支付金额
     * - total_amount: 订单原价
     * - discount_fee: 优惠金额
     * - paid_time: 支付时间（毫秒时间戳！）
     * - createtime: 创建时间（秒级时间戳）
     *
     * @param array $order 订单数组
     * @param array $orderItems 订单商品列表
     * @param string $ccbUserId 建行用户ID
     * @return array
     */
    private function buildOrderData($order, $orderItems, $ccbUserId)
    {
        // 构建商品列表
        $goodsList = $this->buildGoodsList($orderItems);

        // 计算各项金额（Shopro使用total_fee作为实付金额）
        $totalAmount = number_format($order['total_amount'] ?? 0, 2, '.', '');
        $payAmount = number_format($order['total_fee'] ?? 0, 2, '.', '');
        $discountAmount = number_format($order['discount_fee'] ?? 0, 2, '.', '');

        // 处理支付时间（Shopro的paid_time是毫秒时间戳，需要除以1000）
        $payTime = '';
        if (!empty($order['paid_time'])) {
            $payTime = date('YmdHis', intval($order['paid_time'] / 1000));
        }

        // 处理创建时间（Shopro的createtime是秒级时间戳）
        $createTime = date('YmdHis', $order['createtime'] ?? time());

        // 构建订单数据（34个必填字段）
        return [
            'USER_ID' => $ccbUserId,                                    // 建行用户ID
            'ORDER_ID' => $order['order_sn'],                          // 订单号
            'ORDER_DT' => $createTime,                                 // 订单时间
            'TOTAL_AMT' => $totalAmount,                               // 订单原金额
            'PAY_AMT' => $payAmount,                                   // 实付金额（total_fee）
            'DISCOUNT_AMT' => $discountAmount,                         // 优惠金额（discount_fee）
            'ORDER_STATUS' => $this->mapOrderStatus($order['status']), // 订单状态
            'REFUND_STATUS' => $this->mapRefundStatus($order['aftersale_status'] ?? 0), // 退款状态（aftersale_status）
            'MCT_NM' => $this->config['merchant']['name'] ?? '商户名称', // 商户名称
            'MCT_ORDER_ID' => $order['id'],                            // 商户订单ID
            'GOODS_LIST' => json_encode($goodsList, JSON_UNESCAPED_UNICODE), // 商品列表
            'PAY_TYPE' => $this->mapPayType($order['pay_type'] ?? ''), // 支付方式
            'PAY_TIME' => $payTime,                                    // 支付时间（毫秒转秒）
            'DELIVERY_TYPE' => '01',                                   // 配送方式（01快递）
            'DELIVERY_STATUS' => $this->mapDeliveryStatus($order['status']), // 配送状态
            'DELIVERY_TIME' => $order['delivery_time'] ? date('YmdHis', $order['delivery_time']) : '', // 发货时间
            'RECEIVE_NAME' => $order['consignee'] ?? '',              // 收货人姓名
            'RECEIVE_PHONE' => $order['mobile'] ?? '',                // 收货人电话
            'RECEIVE_ADDRESS' => $this->buildAddress($order),         // 收货地址
            'EXPRESS_COMPANY' => $order['express_company'] ?? '',     // 快递公司
            'EXPRESS_NO' => $order['express_no'] ?? '',               // 快递单号
            'REMARK' => $order['remark'] ?? '',                       // 备注
            'ORDER_TYPE' => '01',                                      // 订单类型（01普通订单）
            'IS_VIRTUAL' => '0',                                       // 是否虚拟商品
            'ORDER_URL' => $this->config['merchant']['order_detail_url'] . $order['id'], // 订单详情链接
            'CREATE_TIME' => $createTime,                             // 创建时间
            'UPDATE_TIME' => date('YmdHis'),                          // 更新时间
            'SHOP_ID' => '1',                                         // 店铺ID
            'SHOP_NAME' => $this->config['merchant']['name'] ?? '',  // 店铺名称
            'ACTIVITY_ID' => '',                                      // 活动ID
            'ACTIVITY_NAME' => '',                                    // 活动名称
            'COUPON_AMT' => '0.00',                                  // 优惠券金额
            'FREIGHT_AMT' => number_format($order['freight_amount'] ?? 0, 2, '.', ''), // 运费
        ];
    }

    /**
     * 构建商品列表
     *
     * @param array $items 订单商品项
     * @return array
     */
    private function buildGoodsList($items)
    {
        $goodsList = [];
        foreach ($items as $item) {
            $goodsList[] = [
                'goods_id' => $item['goods_id'],
                'goods_name' => $item['goods_title'],
                'goods_price' => number_format($item['goods_price'], 2, '.', ''),
                'goods_num' => $item['goods_num'],
                'goods_amount' => number_format($item['goods_amount'], 2, '.', ''),
                'goods_image' => $item['goods_image'] ?? '',
                'goods_sku' => $item['goods_sku_text'] ?? ''
            ];
        }
        return $goodsList;
    }

    /**
     * 构建收货地址
     *
     * @param object $order 订单对象
     * @return string
     */
    private function buildAddress($order)
    {
        $address = '';
        if ($order['province']) $address .= $order['province'];
        if ($order['city']) $address .= $order['city'];
        if ($order['area']) $address .= $order['area'];
        if ($order['address']) $address .= $order['address'];
        return $address;
    }

    /**
     * 记录同步日志
     *
     * @param int $orderId 订单ID
     * @param string $txCode 交易代码
     * @param string $txSeq 交易流水号
     * @param mixed $data 数据
     * @param string $type 类型：request/response/error
     * @param bool $success 是否成功
     * @param float $costTime 耗时（毫秒）
     * @param string $errorMsg 错误信息
     */
    private function recordSyncLog($orderId, $txCode, $txSeq, $data, $type = 'request', $success = true, $costTime = 0, $errorMsg = '')
    {
        try {
            // 获取订单号
            $orderSn = Db::name('shopro_order')->where('id', $orderId)->value('order_sn');

            $logData = [
                'order_id' => $orderId,
                'order_sn' => $orderSn ?: '',
                'tx_code' => $txCode,
                'tx_seq' => $txSeq,
                'sync_status' => $success ? 1 : 0,
                'sync_time' => time(),
                'cost_time' => intval($costTime),
                'retry_times' => 0
            ];

            if ($type == 'request') {
                $logData['request_data'] = is_array($data) ? json_encode($data, JSON_UNESCAPED_UNICODE) : $data;
            } elseif ($type == 'response') {
                $logData['response_data'] = is_array($data) ? json_encode($data, JSON_UNESCAPED_UNICODE) : $data;
            } elseif ($type == 'error') {
                $logData['error_msg'] = $errorMsg;
            }

            Db::name('ccb_sync_log')->insert($logData);

        } catch (\Exception $e) {
            Log::error('记录同步日志失败: ' . $e->getMessage());
        }
    }

    /**
     * 更新订单同步状态
     *
     * @param int $orderId 订单ID
     * @param int $status 同步状态：0-未同步 1-已同步 2-同步失败
     */
    private function updateOrderSyncStatus($orderId, $status)
    {
        Db::name('shopro_order')->where('id', $orderId)->update([
            'ccb_sync_status' => $status,
            'ccb_sync_time' => time(),
            'updatetime' => time()
        ]);
    }

    /**
     * 映射订单状态
     *
     * @param string $status Shopro订单状态
     * @return string 建行订单状态
     */
    private function mapOrderStatus($status)
    {
        $statusMap = [
            'unpaid' => '0',      // 待支付
            'paid' => '1',        // 已支付
            'shipped' => '2',     // 已发货
            'received' => '3',    // 已收货
            'completed' => '4',   // 已完成
            'cancelled' => '5',   // 已取消
            'refunded' => '6'     // 已退款
        ];

        return $statusMap[$status] ?? '0';
    }

    /**
     * 映射退款状态
     *
     * @param int $refundStatus 退款状态
     * @return string
     */
    private function mapRefundStatus($refundStatus)
    {
        if ($refundStatus == 0) return '0'; // 无退款
        if ($refundStatus == 1) return '1'; // 退款中
        if ($refundStatus == 2) return '2'; // 已退款
        return '0';
    }

    /**
     * 映射支付方式
     *
     * @param string $payType 支付类型
     * @return string
     */
    private function mapPayType($payType)
    {
        $payMap = [
            'wechat' => '01',   // 微信支付
            'alipay' => '02',   // 支付宝
            'ccb' => '03',      // 建行支付
            'balance' => '04'   // 余额支付
        ];

        return $payMap[$payType] ?? '00';
    }

    /**
     * 映射配送状态
     *
     * @param string $status 订单状态
     * @return string
     */
    private function mapDeliveryStatus($status)
    {
        if (in_array($status, ['unpaid', 'paid'])) return '0'; // 未发货
        if ($status == 'shipped') return '1'; // 已发货
        if (in_array($status, ['received', 'completed'])) return '2'; // 已收货
        return '0';
    }

    /**
     * 批量同步订单
     * 用于初始化或定时同步
     *
     * @param array $conditions 查询条件
     * @param int $limit 批量数量
     * @return array
     */
    public function batchSync($conditions = [], $limit = 100)
    {
        $successCount = 0;
        $failCount = 0;
        $errors = [];

        try {
            // 构建查询
            $query = Db::name('shopro_order');

            if (!empty($conditions)) {
                $query->where($conditions);
            }

            // 查询需要同步的订单
            $orders = $query->where('status', '<>', 'cancelled')
                ->where('ccb_sync_status', 'in', [0, 2])  // 未同步或同步失败的
                ->limit($limit)
                ->select();

            foreach ($orders as $order) {
                $result = $this->pushOrder($order['id']);
                if ($result['status']) {
                    $successCount++;
                } else {
                    $failCount++;
                    $errors[] = "订单{$order['order_sn']}: {$result['message']}";
                }
            }

            return [
                'status' => true,
                'message' => "批量同步完成",
                'data' => [
                    'total' => count($orders),
                    'success' => $successCount,
                    'fail' => $failCount,
                    'errors' => $errors
                ]
            ];

        } catch (\Exception $e) {
            return [
                'status' => false,
                'message' => '批量同步失败: ' . $e->getMessage(),
                'data' => null
            ];
        }
    }
}