<?php
namespace app\common\service;

use think\db\Where;
use think\facade\Db;
use think\facade\Log;

class CompanyPackageService
{
    /**
     * 验证企业套餐购买资格
     */
    public function validateCompanyPurchase($userId, $packagePriceId, $quantity)
    {
        try {
            // 1. 获取套餐信息
            $package = Db::table('ba_package_price')
                ->alias('pp')
                ->leftJoin('ba_package p', 'p.id = pp.package_id')
                ->where('pp.id', $packagePriceId)
                ->field('pp.*, p.name as package_name')
                ->find();

            if (!$package) {
                throw new \Exception('套餐不存在');
            }

            // 2. 如果是企业套餐，检查用户是否属于企业
            if ($package['type'] == 2) { // 企业套餐
                $companyInfo = $this->getUserCompany($userId);
                if (!$companyInfo) {
                    throw new \Exception('只有企业成员才能购买企业套餐');
                }

                // 3. 检查日期卡的最低购买数量
                if ($package['is_date_card'] == 1 && $quantity < $package['min_quantity']) {
                    throw new \Exception('企业日期卡至少需要购买' . $package['min_quantity'] . '份');
                }

                return [
                    'valid' => true,
                    'company_id' => $companyInfo['id'],
                    'company_name' => $companyInfo['name'],
                    'min_quantity' => $package['min_quantity']
                ];
            }

            return ['valid' => true, 'company_id' => null];

        } catch (\Throwable $e) {
            Log::error('验证企业套餐购买资格失败: ' . $e->getMessage());
            throw $e;
        }
    }

    /**
     * 获取用户所在企业
     */
    public function getUserCompany($userId)
    {
        // 检查用户是否是企业创建人
        $company = Db::table('ba_company')
            ->where('creator_id', $userId)
            ->where('status', 1)
            ->field('id, name,creator_id')
            ->find();
        if ($company) {
            return $company;
        }

        // 检查是否是成员
        $member = Db::table('ba_company_member')
            ->alias('cm')
            ->leftJoin('ba_company c', 'c.id = cm.company_id')
            ->where('cm.user_id', $userId)
            ->where('cm.status', 1)
            ->where('c.status', 1)
            ->field('c.id, c.name')
            ->find();
        return $member;
    }

    /**
     * 处理企业套餐购买（创建席位记录）
     */
    public function processCompanyPackagePurchase($orderId, $companyId, $packagePriceId, $quantity, $cardType, $unitValue, $pointsValue)
    {
        Db::startTrans();
        try {
            // 1. 获取或创建企业套餐席位记录
            $seatsRecord = Db::table('ba_company_package_seats')
                ->where('company_id', $companyId)
                ->where('package_price_id', $packagePriceId)
                ->find();

            if ($seatsRecord) {
                // 更新现有记录
                $updateData = [
                    'total_seats' => Db::raw('total_seats + ' . $quantity),
                    'available_seats' => Db::raw('available_seats + ' . $quantity),
                    'is_shared' => $cardType < 3 ? 1 : 0, // 次卡/积分卡为共享资源
                    'update_time' => date('Y-m-d H:i:s')
                ];

                // 如果是次卡，累加次数
                if ($cardType == 1) {
                    $updateData['total_times'] = Db::raw('total_times + ' . ($unitValue * $quantity));
                    $updateData['remaining_times'] = Db::raw('remaining_times + ' . ($unitValue * $quantity));
                }

                // 如果是积分卡，累加积分
                if ($cardType == 2) {
                    $updateData['total_points'] = Db::raw('total_points + ' . ($pointsValue * $quantity));
                    $updateData['remaining_points'] = Db::raw('remaining_points + ' . ($pointsValue * $quantity));
                }

                Db::table('ba_company_package_seats')
                    ->where('id', $seatsRecord['id'])
                    ->update($updateData);
                $seatsId = $seatsRecord['id'];
            } else {
                // 创建新记录
                $seatsData = [
                    'company_id' => $companyId,
                    'package_price_id' => $packagePriceId,
                    'product_id' => $this->getProductIdByPackage($packagePriceId),
                    'total_seats' => $cardType < 3 ? 1000 : $quantity,
                    'assigned_seats' => 0,
                    'available_seats' => $cardType < 3 ? 1000 : $quantity,
                    'is_shared' => $cardType < 3 ? 1 : 0, // 次卡/积分卡为共享资源
                    'card_type' => $cardType,
                    'total_times' => $cardType == 1 ? $unitValue * $quantity : 0,
                    'remaining_times' => $cardType == 1 ? $unitValue * $quantity : 0,
                    'total_points' => $cardType == 2 ? $pointsValue * $quantity : 0,
                    'remaining_points' => $cardType == 2 ? $pointsValue * $quantity : 0,
                    'status' => 1,
                    'create_time' => date('Y-m-d H:i:s'),
                    'update_time' => date('Y-m-d H:i:s')
                ];

                $seatsId = Db::table('ba_company_package_seats')->insertGetId($seatsData);
            }

            // 2. 获取购买者ID
            $buyerId = $this->getOrderBuyerId($orderId);

            // 3. 查询订单商品
            $orderItems = Db::table('ba_order_item')
                ->where('order_id', $orderId)
                ->where('package_price_id', $packagePriceId)
                ->select();

            foreach ($orderItems as $item) {
                if ($cardType >= 3) {
                    // 日期卡：为每个购买的数量创建独立的分配记录
                    for ($i = 0; $i < $quantity; $i++) {
                        $allocationData = [
                            'order_item_id' => $item['id'],
                            'order_id' => $orderId,
                            'package_price_id' => $packagePriceId,
                            'product_id' => $item['product_id'],
                            'buyer_id' => $buyerId,
                            'company_id' => $companyId,
                            'assigned_to_user_id' => null, // 初始不分配
                            'assigned_by_user_id' => $buyerId,
                            'record_type' => 2, // 购买记录
                            'is_general' => 0,
                            'seat_index' => $i + 1, // 席位索引
                            'allocation_status' => 0, // 未分配
                            'allocation_time' => null,
                            'start_time' => null,
                            'end_time' => null,
                            'expire_time' => $this->calculateEndTime($cardType, date('Y-m-d H:i:s')), // 冗余字段
                            'remaining_times' => 0, // 日期卡没有次数
                            'remaining_points' => 0, // 日期卡没有积分
                            'is_used' => 0,
                            'create_time' => date('Y-m-d H:i:s'),
                            'update_time' => date('Y-m-d H:i:s')
                        ];

                        $allocationId = Db::table('ba_company_package_allocation')->insertGetId($allocationData);
                    }
                } else {
                    // 次卡和积分卡：
                    // 1. 创建通用记录（用于管理总资源）
                    $generalAllocationData = [
                        'order_item_id' => $item['id'],
                        'order_id' => $orderId,
                        'package_price_id' => $packagePriceId,
                        'product_id' => $item['product_id'],
                        'buyer_id' => $buyerId,
                        'company_id' => $companyId,
                        'assigned_to_user_id' => null, // 通用记录不分配
                        'assigned_by_user_id' => $buyerId,
                        'record_type' => 0, // 通用记录
                        'is_general' => 1, // 是通用记录
                        'seat_index' => 0,
                        'allocation_status' => 0, // 状态：通用记录
                        'allocation_time' => null,
                        'start_time' => null,
                        'end_time' => null,
                        'expire_time' => null,
                        'remaining_times' => $cardType == 1 ? $unitValue * $quantity : 0,
                        'remaining_points' => $cardType == 2 ? $pointsValue * $quantity : 0,
                        'is_used' => 0,
                        'create_time' => date('Y-m-d H:i:s'),
                        'update_time' => date('Y-m-d H:i:s')
                    ];

                    $generalAllocationId = Db::table('ba_company_package_allocation')->insertGetId($generalAllocationData);

                    // 2. 为购买者创建独立的分配记录
                    $buyerAllocationData = [
                        'order_item_id' => $item['id'],
                        'order_id' => $orderId,
                        'package_price_id' => $packagePriceId,
                        'product_id' => $item['product_id'],
                        'buyer_id' => $buyerId,
                        'company_id' => $companyId,
                        'assigned_to_user_id' => $buyerId,
                        'assigned_by_user_id' => $buyerId,
                        'record_type' => 1, // 用户分配记录
                        'is_general' => 0,
                        'seat_index' => 0,
                        'parent_id' => $generalAllocationId, // 关联通用记录
                        'allocation_status' => 0, // 未分配
                        'allocation_time' => date('Y-m-d H:i:s'),
                        'start_time' => date('Y-m-d H:i:s'),
                        'end_time' => null,
                        'expire_time' => null,
                        'remaining_times' => $cardType == 1 ? $unitValue : 0,
                        'remaining_points' => $cardType == 2 ? $pointsValue : 0,
                        'is_used' => 0,
                        'create_time' => date('Y-m-d H:i:s'),
                        'update_time' => date('Y-m-d H:i:s')
                    ];

                    $buyerAllocationId = Db::table('ba_company_package_allocation')->insertGetId($buyerAllocationData);

                    // 3. 将购买者添加到授权列表
                    $seats = Db::table('ba_company_package_seats')
                        ->where('id', $seatsId)
                        ->find();

                    $authorizedUsers = json_decode($seats['authorized_users'] ?? '[]', true);

                    if (!in_array($buyerId, $authorizedUsers)) {
                        $authorizedUsers[] = $buyerId;

                        Db::table('ba_company_package_seats')
                            ->where('id', $seatsId)
                            ->update([
                                'authorized_users' => json_encode($authorizedUsers),
                                'assigned_member_count' => Db::raw('assigned_member_count + 1')
                            ]);
                    }
                }

                // 更新订单商品的分配记录ID（对于日期卡，记录第一个分配记录的ID）
                if ($cardType >= 3) {
                    // 获取第一个分配记录ID
                    $firstAllocation = Db::table('ba_company_package_allocation')
                        ->where('order_item_id', $item['id'])
                        ->where('record_type', 2)
                        ->order('seat_index', 'asc')
                        ->find();

                    if ($firstAllocation) {
                        Db::table('ba_order_item')
                            ->where('id', $item['id'])
                            ->update(['allocation_id' => $firstAllocation['id']]);
                    }
                } else {
                    // 次卡/积分卡使用购买者分配记录ID
                    Db::table('ba_order_item')
                        ->where('id', $item['id'])
                        ->update(['allocation_id' => $buyerAllocationId]);
                }
            }

            Db::commit();
            return true;

        } catch (\Throwable $e) {
            Db::rollback();
            Log::error('处理企业套餐购买失败: ' . $e->getMessage());
            throw $e;
        }
    }


    /**
     * 获取可分配的企业套餐列表（区分类型）
     */
    public function getAvailableCompanyPackages($companyId, $operatorId)
    {
        try {
            // 获取用户角色（创建者或成员）
            $isCreator = Db::table('ba_company')
                    ->where('id', $companyId)
                    ->where('creator_id', $operatorId)
                    ->count() > 0;
            // 获取企业所有套餐席位
            $seats = Db::table('ba_company_package_seats')
                ->alias('cs')
                ->leftJoin('ba_package_price pp', 'pp.id = cs.package_price_id')
                ->leftJoin('ba_product p', 'p.id = cs.product_id')
                ->leftJoin('ba_company_package_allocation pcs', 'pcs.package_price_id = pp.id')
                ->where('cs.company_id', $companyId)
                ->where('pcs.buyer_id', $operatorId)
//                ->where('cs.available_seats', '>', 0)
                ->where('cs.status', 1)
                ->field('cs.*, pp.spec_name, pp.card_type, pp.type as package_type, p.name as product_name, p.type as product_type, p.link,pp.image')
                ->group('pcs.package_price_id')
                ->select();
            // 获取企业所有成员（包括创建者）
            $allMembers = $this->getAllCompanyMembers($companyId);
            // 处理数据
            $result = [];
            foreach ($seats as $seat) {
                // 获取该套餐已分配的成员
                $allocatedMembers = $this->getAllocatedMembersForPackage($companyId, $seat['package_price_id']);

                // 获取该套餐已分配的成员ID列表
                $allocatedMemberIds = array_column($allocatedMembers, 'user_id');

                // 筛选未分配的成员
                $unallocatedMembers = [];
                foreach ($allMembers as $member) {
                    if (!in_array($member['user_id'], $allocatedMemberIds)) {
                        $unallocatedMembers[] = $member;
                    }
                }
                // 组织返回数据
                $seatItem = [
                    'seats_id' => $seat['id'],
                    'product_id' => $seat['product_id'],
                    'product_name' => $seat['product_name'],
                    'product_type' => $seat['product_type'], // 1:网页,2:软件
                    'product_link' => $seat['link'],
                    'product_image' => $seat['image'],
                    'package_price_id' => $seat['package_price_id'],
                    'spec_name' => $seat['spec_name'],
                    'card_type' => $seat['card_type'],
                    'card_type_text' => $this->getCardTypeText($seat['card_type']),
                    'package_type' => $seat['package_type'], // 1个人,2企业
                    'total_seats' => $seat['total_seats'],
                    'assigned_seats' => $seat['assigned_seats'],
                    'available_seats' => $seat['available_seats'],
                    // 次卡和积分卡相关
                    'total_times' => $seat['total_times'],
                    'remaining_times' => $seat['remaining_times'],
                    'total_points' => $seat['total_points'],
                    'remaining_points' => $seat['remaining_points'],
                    'end_time' => $seat['end_time'],
                    // 已分配成员信息
                    'allocated_members' => $allocatedMembers,
                    // 未分配成员信息
                    'unallocated_members' => $unallocatedMembers,
                    // 统计信息
                    'allocated_count' => count($allocatedMembers),
                    'unallocated_count' => count($unallocatedMembers),
                    'total_members' => count($allMembers)
                ];

                $result[] = $seatItem;
            }

            return [
                'packages' => $result,
                'is_creator' => $isCreator,
                'total_members' => count($allMembers)
            ];

        } catch (\Throwable $e) {
            Log::error('获取可分配企业套餐失败: ' . $e->getMessage());
            return [
                'packages' => [],
                'is_creator' => false,
                'total_members' => 0
            ];
        }
    }

    /**
     * 获取企业所有成员（包括创建者）
     */
    private function getAllCompanyMembers($companyId)
    {
        $members = [];

        // 1. 获取企业创建者
        $company = Db::table('ba_company')
            ->where('id', $companyId)
            ->field('id, name as company_name, creator_id')
            ->find();

        if ($company && $company['creator_id']) {
            // 获取创建者用户信息
            $creator = Db::table('ba_user')
                ->where('id', $company['creator_id'])
                ->field('id as user_id, nickname as member_name, avatar, email, mobile')
                ->find();

            if ($creator) {
                $creator['is_creator'] = 1;
                $creator['role'] = 1; // 创建者/管理员
                $members[] = $creator;
            }
        }

        // 2. 获取企业成员表中的成员
        $companyMembers = Db::table('ba_company_member')
            ->alias('cm')
            ->leftJoin('ba_user u', 'u.id = cm.user_id')
            ->where('cm.company_id', $companyId)
            ->where('cm.status', 1)
            ->field('
            cm.id as member_id, 
            cm.user_id, 
            COALESCE(cm.name, u.nickname) as member_name,
            COALESCE(cm.email, u.email) as email,
            u.avatar,
            u.mobile,
            cm.role
        ')
            ->select()
            ->toArray();

        // 过滤掉重复的成员（创建者可能也在成员表中）
        foreach ($companyMembers as $member) {
            // 检查是否已经是创建者
            $isCreator = false;
            foreach ($members as $existingMember) {
                if ($existingMember['user_id'] == $member['user_id']) {
                    $isCreator = true;
                    break;
                }
            }

            if (!$isCreator) {
                $member['is_creator'] = 0;
                $members[] = $member;
            }
        }

        return $members;
    }

    /**
     * 获取指定套餐已分配的成员
     */
    private function getAllocatedMembersForPackage($companyId, $packagePriceId)
    {

        // 获取套餐信息，判断卡类型
        $package = Db::table('ba_package_price')
            ->where('id', $packagePriceId)
            ->field('card_type')
            ->find();

        if (!$package) {
            return [];
        }

        $cardType = $package['card_type'];
        if ($cardType >= 3) {
            // 日期卡：从分配记录中获取已分配成员
            return Db::table('ba_company_package_allocation')
                ->alias('cpa')
                ->leftJoin('ba_user u', 'u.id = cpa.assigned_to_user_id')
                ->leftJoin('ba_company_member cm', 'cm.user_id = cpa.assigned_to_user_id AND cm.company_id = cpa.company_id')
                ->where('cpa.company_id', $companyId)
                ->where('cpa.package_price_id', $packagePriceId)
                ->where('cpa.allocation_status', 1) // 已分配
                ->whereNotNull('cpa.assigned_to_user_id')
                ->field('
                cpa.assigned_to_user_id as user_id,
                COALESCE(cm.name, u.nickname) as member_name,
                COALESCE(cm.email, u.email) as email,
                u.avatar,
                u.mobile,
                cpa.id as allocation_id,
                cpa.allocation_time,
                cpa.start_time,
                cpa.end_time,
                cpa.remaining_times,
                cpa.remaining_points
            ')
                ->select()
                ->toArray();
        } else {
            // 次卡/积分卡：从席位表的授权用户列表中获取
            $seats = Db::table('ba_company_package_seats')
                ->where('company_id', $companyId)
                ->where('package_price_id', $packagePriceId)
                ->field('authorized_users')
                ->find();

            if (!$seats || empty($seats['authorized_users'])) {
                return [];
            }

            $authorizedUserIds = json_decode($seats['authorized_users'], true);
            if (empty($authorizedUserIds)) {
                return [];
            }

            // 获取授权用户的详细信息

           $where[]=['cp.record_type','<>',0];
           $user=Db::table('ba_user')
            ->alias('u')
            // 使用字符串条件替代闭包
            ->leftJoin('ba_company_member cm', 'cm.user_id = u.id AND cm.company_id = ' . $companyId)
            ->leftJoin('ba_company_package_allocation cp', 'u.id = cp.assigned_to_user_id')
            ->whereIn('u.id', $authorizedUserIds)
            ->where('cp.allocation_status',1)
            ->where($where)
            ->where('cp.package_price_id',$packagePriceId)
            ->field('
                u.id as user_id,
                COALESCE(cm.name, u.nickname) as member_name,
                COALESCE(cm.email, u.email) as email,
                u.avatar,
                cp.id as allocation_id,
                u.mobile,
                cm.role
            ')
            ->select()
            ->toArray();
//           dump($user);die;
            return $user;
        }
    }

    /**
     * 分配套餐给企业成员
     */
    public function allocatePackage($seatsId, $assignedToUserId, $operatorId, $remark = '')
    {
        Db::startTrans();
        try {
            // 1. 获取席位信息
            $seats = Db::table('ba_company_package_seats')
                ->where('id', $seatsId)
                ->lock(true)
                ->find();

            if (!$seats || $seats['available_seats'] <= 0) {
                throw new \Exception('没有可用席位');
            }
            // 2. 检查是否是日期卡
            if ($seats['card_type'] < 3) {
                throw new \Exception('非日期卡类型，请使用assignPackagePermission方法');
            }
            // 3. 检查权限（只有创建者可以分配其他人的，成员只能分配自己的）
            $isCreator = Db::table('ba_company')
                    ->where('id', $seats['company_id'])
                    ->where('creator_id', $operatorId)
                    ->count() > 0;
            // 4. 获取一个未分配的购买记录
            $availableAllocation = Db::table('ba_company_package_allocation')
                ->where('company_id', $seats['company_id'])
                ->where('package_price_id', $seats['package_price_id'])
                ->where('record_type', 2) // 购买记录
                ->whereIn('allocation_status', [0,2]) // 未分配
                ->where('assigned_to_user_id', null) // 未指定用户
                ->lock(true)
                ->order('seat_index', 'asc') // 按席位索引排序
                ->find();

            if (!$availableAllocation) {
                throw new \Exception('没有可分配的套餐记录');
            }

            // 如果不是创建者，检查是否是购买者
            if (!$isCreator && $availableAllocation['buyer_id'] != $operatorId) {
                throw new \Exception('您只能分配自己购买的套餐');
            }

            // 5. 检查成员是否属于该企业
            $isMember = Db::table('ba_company_member')
                    ->where('company_id', $seats['company_id'])
                    ->where('user_id', $assignedToUserId)
                    ->where('status', 1)
                    ->count() > 0;

            if (!$isMember) {
                throw new \Exception('该用户不是企业成员');
            }

            // 6. 检查该成员是否已分配此套餐（日期卡只能分配给一个成员）
            if ($seats['card_type'] >= 3) { // 日期卡
                $alreadyAllocated = Db::table('ba_company_package_allocation')
                    ->where('company_id', $seats['company_id'])
                    ->where('package_price_id', $seats['package_price_id'])
                    ->where('assigned_to_user_id', $assignedToUserId)
                    ->where('allocation_status', 1)
                    ->count();

                if ($alreadyAllocated > 0) {
                    throw new \Exception('该成员已分配此套餐，如需再次分配请重新购买');
                }
            }

            // 7. 执行分配
            $now = date('Y-m-d H:i:s');
            // 计算到期时间
            $endTime = $this->calculateEndTime($seats['card_type'], $now);
            // 更新分配记录
            Db::table('ba_company_package_allocation')
                ->where('id', $availableAllocation['id'])
                ->update([
                    'assigned_to_user_id' => $assignedToUserId,
                    'assigned_by_user_id' => $operatorId,
                    'allocation_status' => 1,
                    'allocation_time' => $now,
                    'start_time' => $now,
                    'end_time' => $endTime,
                    'expire_time' => $endTime, // 更新冗余字段
                    'update_time' => $now
                ]);

            // 8.更新席位表
            Db::table('ba_company_package_seats')
                ->where('id', $seatsId)
                ->update([
                    'assigned_seats' => Db::raw('assigned_seats + 1'),
                    'available_seats' => Db::raw('available_seats - 1'),
                    'update_time' => $now
                ]);

            // 9. 检查是否所有席位都已分配
            $unallocatedCount = Db::table('ba_company_package_allocation')
                ->where('order_item_id', $availableAllocation['order_item_id'])
                ->where('allocation_status', 0)
                ->where('record_type', 2)
                ->count();

            if ($unallocatedCount == 0) {
                // 所有席位都已分配，更新订单商品
                Db::table('ba_order_item')
                    ->where('id', $availableAllocation['order_item_id'])
                    ->update([
                        'is_allocated' => 1,
                        'company_id' => $seats['company_id']
                    ]);
            }
            // 10. 为用户创建产品使用记录
            $userProductService = new UserProductService();
            $userProductService->createCompanyProductUsage($availableAllocation, $assignedToUserId, $seats['card_type']);

            // 11. 记录分配日志
            Db::table('ba_allocation_log')->insert([
                'allocation_id' => $availableAllocation['id'],
                'action' => 1, // 分配
                'operator_id' => $operatorId,
                'to_user_id' => $assignedToUserId,
                'remark' => $remark,
                'create_time' => $now
            ]);

            Db::commit();
            return [
                'success' => true,
                'allocation_id' => $availableAllocation['id'],
                'message' => '分配成功'
            ];

        } catch (\Throwable $e) {
            Db::rollback();
            Log::error('分配套餐失败: ' . $e->getMessage());
            throw $e;
        }
    }

    /**
     * 取消分配（日期卡独占席位模式）
     */
    public function cancelAllocation($allocationId, $operatorId, $remark = '')
    {
        Db::startTrans();
        try {
            // 1. 获取分配记录
            $allocation = Db::table('ba_company_package_allocation')
                ->where('id', $allocationId)
                ->where('record_type', 2) // 购买记录
                ->where('allocation_status', 1) // 已分配
                ->lock(true)
                ->find();

            if (!$allocation) {
                throw new \Exception('分配记录不存在或未分配');
            }

            // 2. 检查权限
            $isCreator = Db::table('ba_company')
                    ->where('id', $allocation['company_id'])
                    ->where('creator_id', $operatorId)
                    ->count() > 0;

            if (!$isCreator && $allocation['assigned_by_user_id'] != $operatorId) {
                throw new \Exception('您没有取消分配的权限');
            }

            // 3. 获取席位信息
            $seats = Db::table('ba_company_package_seats')
                ->where('company_id', $allocation['company_id'])
                ->where('package_price_id', $allocation['package_price_id'])
                ->find();

            if (!$seats) {
                throw new \Exception('企业套餐席位不存在');
            }
            // 4. 执行取消分配
            $now = date('Y-m-d H:i:s');
            // 更新分配记录状态
            Db::table('ba_company_package_allocation')
                ->where('id', $allocationId)
                ->update([
                    'assigned_to_user_id' => null,
                    'allocation_status' => 2,
                    'cancel_allocation_time' => $now,
                    'update_time' => $now
                ]);

            // 5. 更新席位表
            Db::table('ba_company_package_seats')
                ->where('id', $seats['id'])
                ->update([
                    'assigned_seats' => Db::raw('assigned_seats - 1'),
                    'available_seats' => Db::raw('available_seats + 1'),
                    'update_time' => $now
                ]);

            // 6. 检查是否还有已分配的记录
            $allocatedCount = Db::table('ba_company_package_allocation')
                ->where('order_item_id', $allocation['order_item_id'])
                ->where('allocation_status', 1)
                ->count();

            if ($allocatedCount == 0) {
                // 没有已分配的记录，更新订单商品
                Db::table('ba_order_item')
                    ->where('id', $allocation['order_item_id'])
                    ->update([
                        'is_allocated' => 0,
                        'allocation_id' => null
                    ]);
            }

            // 7. 删除对应的用户产品使用记录
            Db::table('ba_user_product_usage')
                ->where('user_id', $allocation['assigned_to_user_id'])
                ->where('package_price_id', $allocation['package_price_id'])
                ->where('company_id', $allocation['company_id'])
                ->where('package_type', 2) // 企业套餐
                ->delete();

            // 8. 记录取消分配日志
            Db::table('ba_allocation_log')->insert([
                'allocation_id' => $allocationId,
                'action' => 2, // 取消分配
                'operator_id' => $operatorId,
                'from_user_id' => $allocation['assigned_to_user_id'],
                'remark' => $remark,
                'create_time' => $now
            ]);

            Db::commit();
            return true;

        } catch (\Throwable $e) {
            Db::rollback();
            Log::error('取消分配失败: ' . $e->getMessage());
            throw $e;
        }
    }

    /**
     * 分配次卡/积分卡使用权限给成员（授权访问共享资源池）
     */
    public function assignPackagePermission($seatsId, $memberUserId, $allocatorId, $remark = '')
    {
        Db::startTrans();
        try {
            // 1. 获取席位信息
            $seats = Db::table('ba_company_package_seats')
                ->where('id', $seatsId)
                ->lock(true)
                ->find();
            if (!$seats) {
                throw new \Exception('企业套餐不存在');
            }

            // 2. 检查权限（只有企业创建者或购买者可以分配）
            $canAssign = $this->checkAssignPermission($allocatorId, $seats['company_id'], $seatsId);
            if (!$canAssign) {
                throw new \Exception('没有分配权限');
            }

            // 3. 检查成员是否属于企业
            if (!$this->isCompanyMember($memberUserId, $seats['company_id'])) {
                throw new \Exception('该用户不是企业成员');
            }

            // 4. 检查是否已经是次卡或积分卡
            if (!in_array($seats['card_type'], [1, 2])) {
                throw new \Exception('只有次卡和积分卡支持权限分配');
            }

            // 5. 检查该成员是否已被授权
            $authorizedUsers = json_decode($seats['authorized_users'] ?? '[]', true);
            if (in_array($memberUserId, $authorizedUsers)) {
                throw new \Exception('该成员已被授权使用此套餐');
            }
            // 6. 查找通用记录
            $generalRecord = Db::table('ba_company_package_allocation')
                ->where('company_id', $seats['company_id'])
                ->where('package_price_id', $seats['package_price_id'])
                ->where('record_type', 0) // 通用记录
                ->where('is_general', 1) // 是通用记录
                ->order('id', 'asc')
                ->find();

            if (!$generalRecord) {
                throw new \Exception('未找到套餐购买记录');
            }

            // 7. 将成员添加到授权列表
            $authorizedUsers[] = $memberUserId;

            Db::table('ba_company_package_seats')
                ->where('id', $seatsId)
                ->update([
                    'authorized_users' => json_encode($authorizedUsers),
                    'assigned_member_count' => Db::raw('assigned_member_count + 1'),
                    'assigned_seats' => Db::raw('assigned_seats + 1'),
                    'available_seats' => Db::raw('available_seats - 1'),
                    'update_time' => date('Y-m-d H:i:s')
                ]);

            // 8. 检查是否存在已取消的分配记录
            $now = date('Y-m-d H:i:s');
            $allocationId = 0;

            // 查找该用户对于此套餐的已取消分配记录
            $canceledAllocation = Db::table('ba_company_package_allocation')
                ->where('company_id', $seats['company_id'])
                ->where('package_price_id', $seats['package_price_id'])
                ->where('assigned_to_user_id', $memberUserId)
                ->where('record_type', 1) // 用户分配记录
                ->where('allocation_status', 2) // 已取消状态
                ->order('cancel_allocation_time', 'desc') // 取最新的取消记录
                ->find();

            if ($canceledAllocation) {
                // 8.1 更新已取消的记录为已分配状态
                Db::table('ba_company_package_allocation')
                    ->where('id', $canceledAllocation['id'])
                    ->update([
                        'order_item_id' => $generalRecord['order_item_id'],
                        'order_id' => $generalRecord['order_id'],
                        'package_price_id' => $seats['package_price_id'],
                        'product_id' => $seats['product_id'],
                        'buyer_id' => $generalRecord['buyer_id'],
                        'company_id' => $seats['company_id'],
                        'assigned_to_user_id' => $memberUserId,
                        'assigned_by_user_id' => $allocatorId,
                        'record_type' => 1, // 用户分配记录
                        'is_general' => 0,
                        'parent_id' => $generalRecord['id'],
                        'allocation_status' => 1, // 更新为已分配
                        'allocation_time' => $now,
                        'cancel_allocation_time' => null, // 清除取消时间
                        'start_time' => $now,
                        'end_time' => null,
                        'expire_time' => null,
                        'remaining_times' => $seats['remaining_times'],
                        'remaining_points' => $seats['remaining_points'],
                        'is_used' => 0,
                        'usage_count' => $canceledAllocation['usage_count'] ?? 0, // 保留原有使用次数
                        'update_time' => $now
                    ]);

                $allocationId = $canceledAllocation['id'];

                Log::info('复用已取消的分配记录', [
                    'allocation_id' => $allocationId,
                    'member_user_id' => $memberUserId,
                    'package_price_id' => $seats['package_price_id'],
                    'company_id' => $seats['company_id']
                ]);
            } else {
                // 8.2 创建新的分配记录
                $newAllocationData = [
                    'order_item_id' => $generalRecord['order_item_id'],
                    'order_id' => $generalRecord['order_id'],
                    'package_price_id' => $seats['package_price_id'],
                    'product_id' => $seats['product_id'],
                    'buyer_id' => $generalRecord['buyer_id'],
                    'company_id' => $seats['company_id'],
                    'assigned_to_user_id' => $memberUserId,
                    'assigned_by_user_id' => $allocatorId,
                    'record_type' => 1, // 用户分配记录
                    'is_general' => 0,
                    'seat_index' => 0,
                    'parent_id' => $generalRecord['id'], // 关联通用记录
                    'allocation_status' => 1, // 已分配
                    'allocation_time' => $now,
                    'start_time' => $now,
                    'end_time' => null,
                    'expire_time' => null,
                    'remaining_times' => $seats['remaining_times'],
                    'remaining_points' => $seats['remaining_points'],
                    'is_used' => 0,
                    'usage_count' => 0,
                    'create_time' => $now,
                    'update_time' => $now
                ];

                $allocationId = Db::table('ba_company_package_allocation')->insertGetId($newAllocationData);

                Log::info('创建新的分配记录', [
                    'allocation_id' => $allocationId,
                    'member_user_id' => $memberUserId,
                    'package_price_id' => $seats['package_price_id'],
                    'company_id' => $seats['company_id']
                ]);
            }
            // 9. 为用户创建产品使用记录
            $userProductService = new UserProductService();
            $orderItem = Db::table('ba_order_item')->where('id', $generalRecord['order_item_id'])->find();

            if ($orderItem) {
                $package = Db::table('ba_package_price')->where('id', $seats['package_price_id'])->find();
                if ($package) {
                    $userProductService->createCompanyProductUsage($canceledAllocation, $memberUserId, $seats['card_type']);
                }
            }
            // 10. 记录分配日志
            Db::table('ba_allocation_log')->insert([
                'allocation_id' => $allocationId,
                'action' => 1, // 分配
                'operator_id' => $allocatorId,
                'to_user_id' => $memberUserId,
                'remark' => $remark ?: '分配次卡/积分卡使用权限',
                'create_time' => $now
            ]);


            Db::commit();

            return [
                'success' => true,
                'allocation_id' => $allocationId,
                'message' => '分配成功'
            ];

        } catch (\Throwable $e) {
            Db::rollback();
            throw $e;
        }
    }

    /**
     * 检查分配权限
     */
    private function checkAssignPermission($userId, $companyId, $seatsId = null)
    {
        // 1. 检查是否是公司创建者
        $isCreator = Db::table('ba_company')
                ->where('id', $companyId)
                ->where('creator_id', $userId)
                ->count() > 0;
        if ($isCreator) {
            return true;
        }

        // 2. 检查是否是购买者（对于该套餐）
        if ($seatsId) {
            $isBuyer = Db::table('ba_company_package_allocation')
//                    ->where('seats_id', $seatsId)
                    ->where('buyer_id', $userId)
                    ->count() > 0;
            if ($isBuyer) {
                return true;
            }
        }

        // 3. 检查是否是管理员（根据企业成员表）
        $isAdmin = Db::table('ba_company_member')
                ->where('company_id', $companyId)
                ->where('user_id', $userId)
                ->where('role', 1) // 1=管理员
                ->where('status', 1)
                ->count() > 0;

        return $isAdmin;
    }

    /**
     * 检查用户是否是企业成员
     */
    private function isCompanyMember($userId, $companyId)
    {
        // 检查是否是创建者
        $isCreator = Db::table('ba_company')
                ->where('id', $companyId)
                ->where('creator_id', $userId)
                ->count() > 0;

        if ($isCreator) {
            return true;
        }

        // 检查是否是成员
        $isMember = Db::table('ba_company_member')
                ->where('company_id', $companyId)
                ->where('user_id', $userId)
                ->where('status', 1)
                ->count() > 0;

        return $isMember;
    }
    /**
     * 自动分配席位给购买者
     */
    public function autoAllocateToBuyer($buyerId, $companyId, $packagePriceId, $orderId)
    {
        try {
            Log::info('开始自动分配席位给购买者', [
                'buyer_id' => $buyerId,
                'company_id' => $companyId,
                'package_price_id' => $packagePriceId,
                'order_id' => $orderId
            ]);
            // 1. 检查购买者是否已分配此套餐
            $alreadyAllocated = Db::table('ba_company_package_allocation')
                ->where('company_id', $companyId)
                ->where('package_price_id', $packagePriceId)
                ->where('assigned_to_user_id', $buyerId)
                ->where('allocation_status', 1) // 已分配
                ->count();
            Log::info('检查购买者是否已分配此套餐结果', [
                'already_allocated' => $alreadyAllocated
            ]);
            if ($alreadyAllocated > 0) {
                Log::info('购买者已分配此套餐，跳过自动分配', [
                    'buyer_id' => $buyerId,
                    'company_id' => $companyId,
                    'package_price_id' => $packagePriceId
                ]);
                return false; // 已分配，跳过
            }

            // 2. 获取可用的席位ID（从席位表中获取）
            $seats = Db::table('ba_company_package_seats')
                ->where('company_id', $companyId)
                ->where('package_price_id', $packagePriceId)
                ->where('available_seats', '>', 0)
                ->find();
            Log::info('查询可用席位结果', [
                'seats' => $seats ? $seats['id'] : null,
                'available_seats' => $seats ? $seats['available_seats'] : 0
            ]);
            if (!$seats) {
                Log::error('没有可用席位进行自动分配', [
                    'company_id' => $companyId,
                    'package_price_id' => $packagePriceId
                ]);
                return false;
            }

            // 3. 获取一个未分配的分配记录
            $allocation = Db::table('ba_company_package_allocation')
                ->where('order_id', $orderId)
                ->where('company_id', $companyId)
                ->where('package_price_id', $packagePriceId)
                ->where('allocation_status', 0) // 未分配
                ->order('id', 'asc')
                ->find();
            Log::info('查询未分配记录结果', [
                'allocation' => $allocation ? $allocation['id'] : null,
                'order_id' => $orderId
            ]);

            if (!$allocation) {
                // 尝试查找任何属于该订单的未分配记录
                $allocation = Db::table('ba_company_package_allocation')
                    ->where('order_id', $orderId)
                    ->where('allocation_status', 0)
                    ->order('id', 'asc')
                    ->find();

                Log::info('二次查询未分配记录结果', [
                    'allocation' => $allocation ? $allocation['id'] : null
                ]);

                if (!$allocation) {
                    Log::error('没有找到未分配的分配记录', [
                        'order_id' => $orderId,
                        'company_id' => $companyId,
                        'package_price_id' => $packagePriceId
                    ]);
                    return false;
                }
            }

            // 4. 获取套餐信息（用于卡类型判断）
            $package = Db::table('ba_package_price')
                ->where('id', $packagePriceId)
                ->find();

            if (!$package) {
                Log::error('套餐信息不存在', ['package_price_id' => $packagePriceId]);
                return false;
            }

            Db::startTrans();
            try {
                // 5. 执行分配
                $now = date('Y-m-d H:i:s');

                // 更新分配记录
                Db::table('ba_company_package_allocation')
                    ->where('id', $allocation['id'])
                    ->update([
                        'assigned_to_user_id' => $buyerId,
                        'assigned_by_user_id' => $buyerId,
                        'allocation_status' => 1,
                        'allocation_time' => $now,
                        'start_time' => $now,
                        'end_time' => $this->calculateEndTime($package['card_type'], $now),
                        'update_time' => $now
                    ]);

                // 更新席位表
                Db::table('ba_company_package_seats')
                    ->where('id', $seats['id'])
                    ->update([
                        'assigned_seats' => Db::raw('assigned_seats + 1'),
                        'available_seats' => Db::raw('available_seats - 1'),
                        'update_time' => $now
                    ]);

                // 更新订单商品
                Db::table('ba_order_item')
                    ->where('id', $allocation['order_item_id'])
                    ->update([
                        'is_allocated' => 1,
                        'company_id' => $companyId
                    ]);

                // 6. 记录分配日志
                Db::table('ba_allocation_log')->insert([
                    'allocation_id' => $allocation['id'],
                    'action' => 1, // 分配
                    'operator_id' => $buyerId,
                    'to_user_id' => $buyerId,
                    'remark' => '购买后自动分配给购买者',
                    'create_time' => $now
                ]);

                // 7. 根据卡类型创建用户产品记录
                $userProductService = new UserProductService();

                // 所有卡类型都需要创建使用记录
//                if ($package['card_type'] >= 3) { // 日期卡
                // 日期卡分配时创建使用记录
                $userProductService->createCompanyProductUsage($allocation, $buyerId, $package['card_type']);
//                } else { // 次卡（1）和积分卡（2）
//                    // 获取订单商品信息
//                    $orderItem = Db::table('ba_order_item')
//                        ->where('id', $allocation['order_item_id'])
//                        ->find();
//
//                    if ($orderItem) {
//                        // 创建用户产品记录（次卡/积分卡）
//                        $userProductService->createUserProductRecord($buyerId, $orderItem, $package);
//                    }
//                }

                Db::commit();

                Log::info('企业套餐自动分配给购买者成功', [
                    'buyer_id' => $buyerId,
                    'company_id' => $companyId,
                    'package_price_id' => $packagePriceId,
                    'allocation_id' => $allocation['id']
                ]);

                return true;

            } catch (\Throwable $e) {
                Db::rollback();
                Log::error('企业套餐自动分配给购买者失败: ' . $e->getMessage());
                throw $e;
            }

        } catch (\Throwable $e) {
            Log::error('自动分配企业套餐给购买者失败: ' . $e->getMessage());
            return false;
        }
    }

    /**
     * 计算到期时间
     */
    private function calculateEndTime($cardType, $startTime)
    {
        $start = strtotime($startTime);

        switch ($cardType) {
            case 3: // 日卡
                return date('Y-m-d 23:59:59', strtotime('+1 day', $start));
            case 4: // 周卡
                return date('Y-m-d 23:59:59', strtotime('+7 days', $start));
            case 5: // 季卡
                return date('Y-m-d 23:59:59', strtotime('+90 days', $start));
            case 6: // 月卡
                return date('Y-m-d 23:59:59', strtotime('+30 days', $start));
            case 7: // 年卡
                return date('Y-m-d 23:59:59', strtotime('+365 days', $start));
            default:
                return null; // 次卡和积分卡没有固定到期时间
        }
    }

    /**
     * 获取卡类型文本
     */
    private function getCardTypeText($type)
    {
        $map = [
            1 => '次卡',
            2 => '积分卡',
            3 => '日卡',
            4 => '周卡',
            5 => '季卡',
            6 => '月卡',
            7 => '年卡'
        ];
        return $map[$type] ?? '其他';
    }

    private function getProductIdByPackage($packagePriceId) {
        // 实现获取产品ID的逻辑
        $package = Db::table('ba_package_price')->where('id', $packagePriceId)->find();
        $product = Db::table('ba_product')->where('package_id', $package['package_id'])->find();
        return $product ? $product['id'] : 0;
    }

    private function getOrderBuyerId($orderId) {
        $order = Db::table('ba_order')->where('id', $orderId)->find();
        return $order ? $order['user_id'] : 0;
    }

    /**
     * 取消次卡/积分卡权限分配
     */
    public function cancelPackagePermission($allocationId, $operatorId, $remark = '')
    {
        Db::startTrans();
        try {
            // 1. 获取分配记录
            $allocation = Db::table('ba_company_package_allocation')
                ->where('id', $allocationId)
                ->where('record_type', 1) // 用户分配记录
                ->where('allocation_status', 1) // 已分配
                ->lock(true)
                ->find();
            if (!$allocation) {
                throw new \Exception('分配记录不存在或未分配');
            }

            // 2. 检查权限
            $canCancel = $this->checkAssignPermission($operatorId, $allocation['company_id']);
            if (!$canCancel) {
                throw new \Exception('您没有取消分配的权限');
            }

            // 3. 获取席位信息
            $seats = Db::table('ba_company_package_seats')
                ->where('company_id', $allocation['company_id'])
                ->where('package_price_id', $allocation['package_price_id'])
                ->find();

            if (!$seats) {
                throw new \Exception('企业套餐席位不存在');
            }

            // 4. 从授权列表中移除用户
            $authorizedUsers = json_decode($seats['authorized_users'] ?? '[]', true);
            $key = array_search($allocation['assigned_to_user_id'], $authorizedUsers);

            if ($key !== false) {
                unset($authorizedUsers[$key]);
                $authorizedUsers = array_values($authorizedUsers); // 重新索引数组
                // 更新席位表
                Db::table('ba_company_package_seats')
                    ->where('id', $seats['id'])
                    ->update([
                        'authorized_users' => json_encode($authorizedUsers),
                        'assigned_member_count' => Db::raw('assigned_member_count - 1'),
                        'assigned_seats' => Db::raw('assigned_seats - 1'),
                        'available_seats' => Db::raw('available_seats + 1'),
                        'update_time' => date('Y-m-d H:i:s')
                    ]);
            }

            // 5. 更新分配记录状态
            $now = date('Y-m-d H:i:s');
            Db::table('ba_company_package_allocation')
                ->where('id', $allocationId)
                ->update([
                    'allocation_status' => 2, // 已取消
                    'cancel_allocation_time' => $now,
                    'update_time' => $now
                ]);
            // 6. 删除对应的用户产品使用记录
            $del=Db::table('ba_user_product_usage')
                ->where('user_id', $allocation['assigned_to_user_id'])
                ->where('package_price_id', $allocation['package_price_id'])
                ->where('company_id', $allocation['company_id'])
                ->where('package_type', 2) // 企业套餐
                ->delete();
            // 7. 记录取消分配日志
            Db::table('ba_allocation_log')->insert([
                'allocation_id' => $allocationId,
                'action' => 2, // 取消分配
                'operator_id' => $operatorId,
                'from_user_id' => $allocation['assigned_to_user_id'],
                'remark' => $remark ?: '取消次卡/积分卡使用权限',
                'create_time' => $now
            ]);

            Db::commit();
            return true;

        } catch (\Throwable $e) {
            Db::rollback();
            Log::error('取消次卡/积分卡权限失败: ' . $e->getMessage());
            throw $e;
        }
    }
    /**
     * 使用企业次卡/积分卡（从共享资源池扣除）
     */
    public function useSharedCompanyPackage($userId, $packagePriceId, $useQuantity, $productId = null, $remark = '')
    {
        Db::startTrans();
        try {
            // 1. 获取用户所在企业
            $companyInfo = $this->getUserCompany($userId);
            if (!$companyInfo) {
                throw new \Exception('您不属于任何企业');
            }

            // 2. 获取套餐信息
            $package = Db::table('ba_package_price')
                ->where('id', $packagePriceId)
                ->find();

            if (!$package) {
                throw new \Exception('套餐不存在');
            }

            // 3. 检查卡类型是否为次卡或积分卡
            if (!in_array($package['card_type'], [1, 2])) {
                throw new \Exception('只有次卡和积分卡支持此使用方式');
            }

            // 4. 获取企业套餐席位信息，检查用户是否被授权
            $seats = Db::table('ba_company_package_seats')
                ->where('company_id', $companyInfo['id'])
                ->where('package_price_id', $packagePriceId)
                ->lock(true)
                ->find();

            if (!$seats) {
                throw new \Exception('企业套餐不存在');
            }

            // 检查用户是否在授权列表中
            $authorizedUsers = json_decode($seats['authorized_users'] ?? '[]', true);
            if (!in_array($userId, $authorizedUsers)) {
                throw new \Exception('您未被授权使用此套餐');
            }

            // 5. 检查共享资源池是否足够
            if ($package['card_type'] == 1) { // 次卡
                if ($seats['remaining_times'] < $useQuantity) {
                    throw new \Exception('剩余次数不足，剩余：' . $seats['remaining_times'] . '次');
                }
            } elseif ($package['card_type'] == 2) { // 积分卡
                if ($seats['remaining_points'] < $useQuantity) {
                    throw new \Exception('剩余积分不足，剩余：' . $seats['remaining_points'] . '积分');
                }
            }

            // 6. 获取用户的分配记录
            $userAllocation = Db::table('ba_company_package_allocation')
                ->where('company_id', $companyInfo['id'])
                ->where('package_price_id', $packagePriceId)
                ->where('assigned_to_user_id', $userId)
                ->where('allocation_status', 1)
                ->order('id', 'asc')
                ->find();

            if (!$userAllocation) {
                throw new \Exception('未找到您的分配记录');
            }

            // 7. 扣减共享池资源
            if ($package['card_type'] == 1) { // 次卡
                Db::table('ba_company_package_seats')
                    ->where('id', $seats['id'])
                    ->dec('remaining_times', $useQuantity)
                    ->update();

                $remainingTimesAfter = $seats['remaining_times'] - $useQuantity;
                $remainingPointsAfter = $seats['remaining_points'];
            } else { // 积分卡
                Db::table('ba_company_package_seats')
                    ->where('id', $seats['id'])
                    ->dec('remaining_points', $useQuantity)
                    ->update();

                $remainingTimesAfter = $seats['remaining_times'];
                $remainingPointsAfter = $seats['remaining_points'] - $useQuantity;
            }

            // 8. 更新分配记录的使用状态
            Db::table('ba_company_package_allocation')
                ->where('id', $userAllocation['id'])
                ->update([
                    'is_used' => 1,
                    'usage_count' => Db::raw('usage_count + ' . $useQuantity),
                    'update_time' => date('Y-m-d H:i:s')
                ]);

            // 9. 记录使用明细
            $usageData = [
                'allocation_id' => $userAllocation['id'],
                'company_id' => $companyInfo['id'],
                'package_price_id' => $packagePriceId,
                'user_id' => $userId,
                'card_type' => $package['card_type'],
                'used_quantity' => $useQuantity,
                'remaining_times_after' => $remainingTimesAfter,
                'remaining_points_after' => $remainingPointsAfter,
                'product_id' => $productId,
                'usage_time' => date('Y-m-d H:i:s'),
                'remark' => $remark,
                'create_time' => date('Y-m-d H:i:s')
            ];

            $usageId = Db::table('ba_company_package_usage')->insertGetId($usageData);

            Db::commit();

            return [
                'success' => true,
                'usage_id' => $usageId,
                'remaining_times' => $remainingTimesAfter,
                'remaining_points' => $remainingPointsAfter,
                'message' => '使用成功'
            ];

        } catch (\Throwable $e) {
            Db::rollback();
            Log::error('使用企业次卡/积分卡失败: ' . $e->getMessage());
            throw $e;
        }
    }

}