453 lines
14 KiB
PHP
453 lines
14 KiB
PHP
<?php
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namespace app\api\logic;
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use app\api\model\Coupon;
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use app\common\logic\AccountLogLogic;
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use app\common\model\AccountLog;
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use app\common\model\Luckdraw;
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use app\common\model\LuckdrawRecord;
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use app\common\model\User;
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use app\common\server\ConfigServer;
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use app\common\server\UrlServer;
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use think\Db;
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use think\helper\Time;
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class LuckdrawLogic
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{
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protected static $error; //错误信息
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/**
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* Notes: 错误错误信息
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* @author 张无忌(2021/1/12 16:01)
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* @return mixed
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*/
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public static function getError()
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{
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return self::$error;
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}
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/**
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* Notes: 获取抽奖的奖品
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* @author 张无忌(2021/1/26 15:12)
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* @param $user_id
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* @return array
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*/
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public static function getPrize($user_id)
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{
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$where = [
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['is_delete', '=', 0],
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['status', '=', 1]
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];
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// 获取配置信息
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$config = [
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'need' => ConfigServer::get('luckdraw', 'need', 0),
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'limit' => ConfigServer::get('luckdraw', 'limit', 0),
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'status' => ConfigServer::get('luckdraw', 'status', ''),
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'rule' => ConfigServer::get('luckdraw', 'rule', 0),
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'show_win' => ConfigServer::get('luckdraw', 'show_win', 0)
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];
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// 计算用户剩余抽奖次数
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list($startDay, $endDay) = Time::today();
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$recordCount = LuckdrawRecord::where([
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['user_id', '=', $user_id],
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['create_time', '>=', $startDay],
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['create_time', '<', $endDay]
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])->count('id');
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$surplus = $config['limit'] - $recordCount;
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$surplus = $surplus <= 0 ? 0 : $surplus;
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// 获取历史抽奖记录列表
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$record = LuckdrawRecord::order('id', 'desc')
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->where('prize_type', '<>', Luckdraw::PRIZE_NOT_WIN)
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->with('user')
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->append(['prize_name'])
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->limit(20)->select();
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$recordData = [];
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foreach ($record as $item) {
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$nickname = self::hideStar($item['user']['nickname']);
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$recordData[] = [
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'id' => $item['id'],
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'text' => '恭喜'.$nickname.'抽中了'.Luckdraw::getPrizeNameDesc($item['prize_type'], $item['number']),
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'create_time' => $item['create_time'],
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];
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}
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$model = new Luckdraw();
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$lists = $model->field('id,prize_type,name,image,number')
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->order(['sort'=>'desc'])
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->where($where)->limit(8)
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->select();
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foreach ($lists as &$item) {
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$item['url'] = $item['image'] ? UrlServer::getFileUrl($item['image']) : '';
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if ($item['prize_type'] == 1) {
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$item['name'] = $item['number'].$item['name'];
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}
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unset($item['image']);
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unset($item['prize_type']);
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}
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$prizeData = [];
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for ($i=0; $i<8; $i++) {
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if (!empty($lists[$i])) {
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if ($i == 4) {
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$prizeData[] = ['name' => self::getPrizeBtn($config['need'])];
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}
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$prizeData[] = $lists[$i];
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} else {
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$prizeData[] = json_decode("{}");
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}
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}
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$user = User::findOrEmpty($user_id);
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return [
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'user_integral' => $user['user_integral'],
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'config' => $config,
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'surplus' => $surplus,
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'record' => $recordData,
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'list' => $prizeData
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];
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}
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/**
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* Notes: 获取用户抽奖记录
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* @param $user_id
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* @param $page
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* @param $size
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* @author 张无忌(2021/1/26 16:13)
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* @return array
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*/
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public static function getUserRecord($user_id, $page, $size)
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{
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$count = LuckdrawRecord::where(['user_id'=>(int)$user_id])->count();
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$record = LuckdrawRecord::order('id', 'desc')
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->where(['user_id'=>(int)$user_id])
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->order('id', 'desc')
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->page($page, $size)
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->select();
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foreach ($record as &$item) {
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$item['prize_image'] = $item['prize_image'] ? UrlServer::getFileUrl($item['prize_image']) : '';
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$item['send_tips'] = !$item['is_send'] && $item['prize_type'] != Luckdraw::PRIZE_NOT_WIN ? '自动领取失败，请联系客服人员' : '';
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$item['need_tips'] = !empty($item['need_integral']) ? '-'.$item['need_integral'].'积分': '';
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}
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return [
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'list' => $record,
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'count' => $count,
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'page_no' => $page,
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'page_size' => $size,
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'more' => is_more($count, $page, $size)
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];
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}
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/**
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* Notes: 抽奖逻辑开始
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* @author 张无忌(2021/1/26 17:00)
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* @param $user_id
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* @return array|bool
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*/
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public static function draw($user_id)
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{
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Db::startTrans();
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try {
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// 每次抽奖需要消耗积分
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$need = ConfigServer::get('luckdraw', 'need', 0);
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// 扣减积分
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if ($need > 0) {
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User::where(['id' => $user_id])->setDec('user_integral', $need);
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AccountLogLogic::AccountRecord(
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$user_id, $need, 2,
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AccountLog::luck_draw_dec_integral,
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AccountLog::getAcccountDesc(AccountLog::luck_draw_dec_integral)
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);
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}
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// 中奖奖品
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$inPrize = self::randomLottery();
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// 分析奖品类型,如(积分,优惠券,余额等),给用户增加对应获得的奖品
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$sendPrizeInfo = self::sendPrize($inPrize, $user_id);
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// 记录获得奖品信息
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LuckdrawRecord::create([
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'user_id' => $user_id,
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'prize_id' => $inPrize['id'],
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'prize_type' => $inPrize['prize_type'],
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'prize_name' => $inPrize['name'],
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'prize_image' => $inPrize['image'],
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'number' => $inPrize['number'],
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'is_send' => $sendPrizeInfo['flag'] ? 1 : 0,
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'remark' => $sendPrizeInfo['tips'] ?? '',
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'need_integral' => $need,
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'create_time' => time(),
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]);
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Db::commit();
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$text = '恭喜您获得' . Luckdraw::getPrizeNameDesc($inPrize['prize_type'], $inPrize['number']);
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// 返回抽奖结果
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return [
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'id' => $inPrize['id'],
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'name' => $inPrize['name'],
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'image' => UrlServer::getFileUrl($inPrize['image']),
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'number' => $inPrize['number'],
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'text' => $text,
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'create_time' => date('Y-m-d H:i:s', time()),
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'error' => $sendPrizeInfo['flag'] ? '' : '自动领取失败,请联系客服'
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];
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} catch (\Exception $e) {
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Db::rollback();
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static::$error = $e->getMessage();
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return false;
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}
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}
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/**
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* Notes: 取出中奖的奖品
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* @param $prize_arr
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* @author 张无忌(2021/1/26 18:37)
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* @return int|mixed
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*/
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public static function getPrizeRange($prize_arr)
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{
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$rid = 0; //中奖的产品ID
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$weight = 0; //中奖几率 (所有商品累计)
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foreach ($prize_arr as $val) {
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$weight += $val['probability']; //概率数组的总概率精度
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}
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shuffle($prize_arr);
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foreach ($prize_arr as $key => $value) {
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$randNum = mt_rand(1, $weight);
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if ($randNum <= $value['probability']) { // 1 2 3 200
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$rid = $value['id'];
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break;
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} else {
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$weight -= $value['probability'];
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}
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}
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return $rid; //中奖项
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}
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// 截取字符串
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private static function hideStar($str)
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{
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if (mb_strlen($str) >= 3) {
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return '**' . mb_substr($str, 2);
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}
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if (mb_strlen($str) == 1) {
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return '**' . $str;
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}
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if (mb_strlen($str) == 2) {
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return '**' . mb_substr($str, 1);
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}
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return $str;
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}
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/**
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* @notes 随机抽奖
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* @return array|mixed
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* @author 段誉
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* @date 2022/2/15 18:11
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*/
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public static function randomLottery()
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{
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// 获取正在进行抽奖的商品 (倒叙获取 8个 与api接口保持一致)
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$model = new Luckdraw();
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$prize = $model->field('id,prize_type,name,image,number,probability')
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->order(['sort'=>'desc'])
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->where(['is_delete'=>0, 'status'=>1])->limit(8)
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->select()->toArray();
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// 获得中奖ID
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$rid = self::getPrizeRange($prize);
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// 根据ID获得中奖信息
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$inPrize = [];
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foreach ($prize as $item) {
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if ($item['id'] == $rid) {
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$inPrize = $item;
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break;
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}
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}
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return $inPrize;
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}
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/**
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* @notes 发送奖品
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* @param $inPrize
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* @param $user_id
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* @return array
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* @throws \think\Exception
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* @throws \think\db\exception\DataNotFoundException
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* @throws \think\db\exception\ModelNotFoundException
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* @throws \think\exception\DbException
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* @author 段誉
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* @date 2022/2/15 17:45
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*/
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public static function sendPrize($inPrize, $user_id)
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{
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$flag = true;
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$tips = '发奖成功';
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// 中奖积分
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if ($inPrize['prize_type'] == Luckdraw::PRIZE_INTEGRAL) {
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User::where(['id' => $user_id])->setInc('user_integral', $inPrize['number']);
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AccountLogLogic::AccountRecord(
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$user_id, $inPrize['number'], 1,
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AccountLog::luck_draw_integral,
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AccountLog::getAcccountDesc(AccountLog::luck_draw_integral)
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);
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}
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// 中奖余额
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if ($inPrize['prize_type'] == Luckdraw::PRIZE_BALANCE) {
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User::where(['id' => $user_id])->setInc('user_money', $inPrize['number']);
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AccountLogLogic::AccountRecord(
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$user_id, $inPrize['number'], 1,
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AccountLog::luck_draw_inc_balance,
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AccountLog::getAcccountDesc(AccountLog::luck_draw_inc_balance)
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);
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}
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// 中奖优惠券
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if ($inPrize['prize_type'] == Luckdraw::PRIZE_COUPON) {
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$coupon = Coupon::findOrEmpty($inPrize['number'])->toArray();
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$res = self::sendCoupon($user_id, $coupon);
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if (true !== $res) {
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$flag = false;
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$tips = $res;
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}
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}
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return ['flag' => $flag, 'tips' => $tips];
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}
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/**
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* @notes 发送优惠券奖品
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* @param $user_id
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* @param $coupon
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* @return bool|string
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* @author 段誉
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* @date 2022/2/15 17:45
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*/
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public static function sendCoupon($user_id, $coupon)
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{
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if ($coupon['status'] == 0) {
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return '优惠券已失效，不能发放';
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}
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// send_total_type 发送总量类型：1-不限制；2-限制张数
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if ($coupon['send_total_type'] == 2) {
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if ($coupon['send_total'] < 1) {
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return '优惠券发放总数量,超出库存数量,不能发放';
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} else {
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Coupon::update(['send_total' => ['dec', 1]], ['id' => $coupon['id']]);
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}
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}
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// 指定用户发放
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Db::name('coupon_list')->insert([
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'user_id' => $user_id,
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'coupon_id' => $coupon['id'],
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'status' => 0,
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'coupon_code' => create_coupon_code(),
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'create_time' => time(),
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]);
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return true;
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}
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/**
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* @notes 抽奖按钮
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* @param $need_integral
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* @return string
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* @author 段誉
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* @date 2022/2/15 18:47
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*/
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public static function getPrizeBtn($need_integral)
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{
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$btn = '开始抽奖';
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if ($need_integral > 0) {
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$btn = '消耗' . $need_integral . '积分';
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}
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return $btn;
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}
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/**
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* @notes 中奖列表
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* @param $params
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* @param $page
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* @param $size
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* @return array
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* @author 段誉
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* @date 2022/2/17 15:23
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*/
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public static function getWinList($page, $size)
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{
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$where = [
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['prize_type', '<>', Luckdraw::PRIZE_NOT_WIN],
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];
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$count = LuckdrawRecord::where($where)->count();
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$lists = LuckdrawRecord::where($where)
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->order('id', 'desc')
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->page($page, $size)
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->select()
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->toArray();
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foreach ($lists as &$item) {
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$item['title'] = self::formatTitleWin($item);
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$item['prize_image'] = !empty($item['prize_image']) ? UrlServer::getFileUrl($item['prize_image']) : '';
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}
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$data = [
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'list' => $lists,
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'count' => $count,
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'page_no' => $page,
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'page_size' => $size,
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'more' => is_more($count, $page, $size)
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];
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return $data;
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}
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/**
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* @notes 格式化中奖名单标题
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* @param $item
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* @return string
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* @author 段誉
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* @date 2022/2/17 15:23
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*/
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private static function formatTitleWin($item)
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{
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$title = "恭喜";
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$userName = User::where('id', $item['user_id'])->value('nickname');
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// 隐私处理
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$userName = '**' . mb_substr($userName, -1 , 1);
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$title .= $userName . '抽中了';
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if ($item['prize_type'] == Luckdraw::PRIZE_INTEGRAL) {
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$title .= $item['number'] . '积分';
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}
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if ($item['prize_type'] == Luckdraw::PRIZE_COUPON) {
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$couponName = Coupon::where('id', $item['number'])->value('name');
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$title .= empty($couponName) ? '优惠券' : $couponName;
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}
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if ($item['prize_type'] == Luckdraw::PRIZE_BALANCE) {
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$title .= $item['number'] . '元';
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}
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return $title;
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}
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} |