104 lines
2.8 KiB
PHP
104 lines
2.8 KiB
PHP
<?php
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namespace app\store\model;
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use think\Model;
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class UserFlowPackageModel extends Model
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{
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/**
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* 获取用户当前有效的流量套餐
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*
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* @param int $userId 用户ID
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* @return array|null 用户套餐信息
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*/
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public static function getUserActivePackage($userId)
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{
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if (empty($userId)) {
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return null;
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}
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return self::where('userId', $userId)
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->where('status', 1) // 1表示有效
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->where('expireTime', '>', time()) // 未过期
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->order('expireTime', 'asc') // 按到期时间排序，最先到期的排在前面
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->find();
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}
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/**
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* 创建用户套餐订阅记录
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*
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* @param int $userId 用户ID
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* @param int $packageId 套餐ID
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* @param int $duration 套餐时长(月)
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* @return bool 是否创建成功
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*/
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public static function createSubscription($userId, $packageId, $duration = 0)
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{
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if (empty($userId) || empty($packageId)) {
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return false;
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}
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// 获取套餐信息
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$package = FlowPackageModel::where('id', $packageId)->where('isDel', 0)->find();
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if (empty($package)) {
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return false;
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}
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// 如果未指定时长，则使用套餐默认时长
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if (empty($duration)) {
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$duration = $package['duration'];
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}
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// 计算开始时间和到期时间
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$now = time();
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$startTime = $now;
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$expireTime = strtotime("+{$duration} month", $now);
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// 创建新订阅
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$data = [
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'userId' => $userId,
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'packageId' => $packageId,
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'duration' => $duration,
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'totalFlow' => $package->totalFlow,
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'usedFlow' => 0,
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'status' => 1, // 1表示有效
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'startTime' => $startTime,
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'expireTime' => $expireTime,
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'createTime' => $now,
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'updateTime' => $now
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];
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return self::create($data) ? true : false;
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}
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/**
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* 更新用户已使用流量
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*
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* @param int $id 用户套餐ID
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* @param int $usedFlow 已使用流量
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* @return bool 是否更新成功
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*/
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public static function updateUsedFlow($id, $usedFlow)
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{
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if (empty($id)) {
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return false;
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}
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$userPackage = self::where('id', $id)->find();
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if (empty($userPackage)) {
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return false;
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}
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// 确保使用量不超过总量
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$maxFlow = $userPackage['totalFlow'];
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$usedFlow = $usedFlow > $maxFlow ? $maxFlow : $usedFlow;
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return self::where('id', $id)->update([
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'usedFlow' => $usedFlow,
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'updateTime' => time()
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]) ? true : false;
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}
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}
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