mirror of
https://github.com/v2board/v2board.git
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269 lines
9.3 KiB
PHP
269 lines
9.3 KiB
PHP
<?php
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namespace App\Services;
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use App\Models\Order;
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use App\Models\Plan;
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use App\Models\User;
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use Illuminate\Support\Facades\DB;
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class OrderService
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{
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CONST STRTOTIME = [
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'month_price' => 1,
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'quarter_price' => 3,
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'half_year_price' => 6,
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'year_price' => 12,
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'two_year_price' => 24,
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'three_year_price' => 36
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];
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public $order;
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public function __construct(Order $order)
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{
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$this->order = $order;
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}
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public function open()
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{
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$order = $this->order;
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$user = User::find($order->user_id);
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$plan = Plan::find($order->plan_id);
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if ($order->refund_amount) {
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$user->balance = $user->balance + $order->refund_amount;
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}
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DB::beginTransaction();
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if ($order->surplus_order_ids) {
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try {
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Order::whereIn('id', json_decode($order->surplus_order_ids))->update([
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'status' => 4
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]);
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} catch (\Exception $e) {
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DB::rollback();
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abort(500, '开通失败');
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}
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}
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switch ((string)$order->cycle) {
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case 'onetime_price':
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$this->buyByOneTime($user, $plan);
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break;
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case 'reset_price':
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$this->buyByResetTraffic($user);
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break;
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default:
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$this->buyByCycle($order, $user, $plan);
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}
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if (!$user->save()) {
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DB::rollBack();
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abort(500, '开通失败');
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}
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$order->status = 3;
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if (!$order->save()) {
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DB::rollBack();
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abort(500, '开通失败');
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}
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DB::commit();
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}
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public function cancel():bool
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{
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$order = $this->order;
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DB::beginTransaction();
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$order->status = 2;
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if (!$order->save()) {
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DB::rollBack();
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return false;
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}
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if ($order->balance_amount) {
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$userService = new UserService();
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if (!$userService->addBalance($order->user_id, $order->balance_amount)) {
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DB::rollBack();
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return false;
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}
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}
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DB::commit();
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return true;
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}
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public function setOrderType(User $user)
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{
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$order = $this->order;
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if ($order->cycle === 'reset_price') {
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$order->type = 4;
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} else if ($user->plan_id !== NULL && $order->plan_id !== $user->plan_id && ($user->expired_at > time() || $user->expired_at === NULL)) {
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if (!(int)config('v2board.plan_change_enable', 1)) abort(500, '目前不允许更改订阅，请联系客服或提交工单操作');
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$order->type = 3;
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$this->getSurplusValue($user, $order);
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if ($order->surplus_amount >= $order->total_amount) {
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$order->refund_amount = $order->surplus_amount - $order->total_amount;
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$order->total_amount = 0;
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} else {
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$order->total_amount = $order->total_amount - $order->surplus_amount;
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}
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} else if ($user->expired_at > time() && $order->plan_id == $user->plan_id) { // 用户订阅未过期且购买订阅与当前订阅相同 === 续费
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$order->type = 2;
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} else { // 新购
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$order->type = 1;
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}
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}
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public function setVipDiscount(User $user)
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{
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$order = $this->order;
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if ($user->discount) {
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$order->discount_amount = $order->discount_amount + ($order->total_amount * ($user->discount / 100));
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}
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$order->total_amount = $order->total_amount - $order->discount_amount;
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}
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public function setInvite(User $user)
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{
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$order = $this->order;
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if ($user->invite_user_id && $order->total_amount > 0) {
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$order->invite_user_id = $user->invite_user_id;
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$commissionFirstTime = (int)config('v2board.commission_first_time_enable', 1);
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if (!$commissionFirstTime || ($commissionFirstTime && !Order::where('user_id', $user->id)->where('status', 3)->first())) {
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$inviter = User::find($user->invite_user_id);
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if ($inviter && $inviter->commission_rate) {
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$order->commission_balance = $order->total_amount * ($inviter->commission_rate / 100);
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} else {
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$order->commission_balance = $order->total_amount * (config('v2board.invite_commission', 10) / 100);
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}
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}
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}
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}
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private function getSurplusValue(User $user, Order $order)
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{
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if ($user->expired_at === NULL) {
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$this->getSurplusValueByOneTime($user, $order);
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} else {
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$this->getSurplusValueByCycle($user, $order);
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}
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}
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private function getSurplusValueByOneTime(User $user, Order $order)
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{
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$plan = Plan::find($user->plan_id);
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$trafficUnitPrice = $plan->onetime_price / $plan->transfer_enable;
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if ($user->discount && $trafficUnitPrice) {
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$trafficUnitPrice = $trafficUnitPrice - ($trafficUnitPrice * $user->discount / 100);
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}
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$notUsedTraffic = $plan->transfer_enable - (($user->u + $user->d) / 1073741824);
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$result = $trafficUnitPrice * $notUsedTraffic;
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$orderModel = Order::where('user_id', $user->id)->where('cycle', '!=', 'reset_price')->where('status', 3);
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$order->surplus_amount = $result > 0 ? $result : 0;
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$order->surplus_order_ids = json_encode(array_column($orderModel->get()->toArray(), 'id'));
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}
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private function orderIsUsed(Order $order):bool
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{
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$month = self::STRTOTIME[$order->cycle];
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$orderExpireDay = strtotime('+' . $month . ' month', $order->created_at->timestamp);
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if ($orderExpireDay < time()) return true;
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return false;
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}
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private function getSurplusValueByCycle(User $user, Order $order)
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{
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$orderModel = Order::where('user_id', $user->id)
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->where('cycle', '!=', 'reset_price')
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->where('status', 3);
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$orders = $orderModel->get();
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$orderSurplusMonth = 0;
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$orderSurplusAmount = 0;
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$userSurplusMonth = ($user->expired_at - time()) / 2678400;
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foreach ($orders as $k => $item) {
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// 兼容历史余留问题
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if ($item->cycle === 'onetime_price') continue;
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if ($this->orderIsUsed($item)) continue;
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$orderSurplusMonth = $orderSurplusMonth + self::STRTOTIME[$item->cycle];
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$orderSurplusAmount = $orderSurplusAmount + ($item['total_amount'] + $item['balance_amount']);
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}
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if (!$orderSurplusMonth || !$orderSurplusAmount) return;
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$monthUnitPrice = $orderSurplusAmount / $orderSurplusMonth;
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// 如果用户过期月大于订单过期月
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if ($userSurplusMonth > $orderSurplusMonth) {
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$orderSurplusAmount = $orderSurplusMonth * $monthUnitPrice;
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} else {
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$orderSurplusAmount = $userSurplusMonth * $monthUnitPrice;
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}
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if (!$orderSurplusAmount) {
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return;
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}
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$order->surplus_amount = $orderSurplusAmount > 0 ? $orderSurplusAmount : 0;
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$order->surplus_order_ids = json_encode(array_column($orders->toArray(), 'id'));
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}
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public function success(string $callbackNo)
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{
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$order = $this->order;
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if ($order->status !== 0) {
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return true;
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}
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$order->status = 1;
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$order->callback_no = $callbackNo;
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return $order->save();
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}
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private function buyByResetTraffic(User $user)
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{
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$user->u = 0;
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$user->d = 0;
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}
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private function buyByCycle(Order $order, User $user, Plan $plan)
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{
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// change plan process
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if ((int)$order->type === 3) {
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$user->expired_at = time();
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}
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$user->transfer_enable = $plan->transfer_enable * 1073741824;
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// 续费重置&类型=续费
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if ((int)config('v2board.renew_reset_traffic_enable', 1) && $order->type === 2) $this->buyByResetTraffic($user);
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// 购买前用户过期为NULL（一次性）
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if ($user->expired_at === NULL) $this->buyByResetTraffic($user);
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// 新购
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if ($order->type === 1) $this->buyByResetTraffic($user);
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$user->plan_id = $plan->id;
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$user->group_id = $plan->group_id;
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$user->expired_at = $this->getTime($order->cycle, $user->expired_at);
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}
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private function buyByOneTime(User $user, Plan $plan)
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{
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$user->transfer_enable = $plan->transfer_enable * 1073741824;
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$user->u = 0;
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$user->d = 0;
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$user->plan_id = $plan->id;
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$user->group_id = $plan->group_id;
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$user->expired_at = NULL;
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}
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private function getTime($str, $timestamp)
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{
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if ($timestamp < time()) {
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$timestamp = time();
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}
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switch ($str) {
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case 'month_price':
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return strtotime('+1 month', $timestamp);
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case 'quarter_price':
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return strtotime('+3 month', $timestamp);
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case 'half_year_price':
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return strtotime('+6 month', $timestamp);
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case 'year_price':
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return strtotime('+12 month', $timestamp);
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case 'two_year_price':
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return strtotime('+24 month', $timestamp);
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case 'three_year_price':
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return strtotime('+36 month', $timestamp);
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}
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}
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}
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