333 lines
11 KiB
PHP
333 lines
11 KiB
PHP
<?php
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namespace addons\shopro\service\activity;
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use think\Db;
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use app\admin\model\shopro\activity\Signin as SigninModel;
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use addons\shopro\service\Wallet as WalletService;
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use addons\shopro\facade\Activity as ActivityFacade;
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class Signin
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{
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protected $user = null;
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protected $activity = null;
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protected $rules = [];
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public function __construct()
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{
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$this->user = auth_user();
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$this->activity = $this->getSigninActivity();
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$rules = $this->activity['rules'];
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$this->rules = [
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'everyday' => $rules['everyday'] ?? 0,
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'is_inc' => $rules['is_inc'] ?? 0,
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'inc_num' => $rules['inc_num'] ?? 0,
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'until_day' => $rules['until_day'] ?? 0,
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'discounts' => $rules['discounts'] ?? [],
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'is_replenish' => $rules['is_replenish'] ?? 1,
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'replenish_days' => $rules['replenish_days'] ?? 1,
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'replenish_limit' => $rules['replenish_limit'] ?? 0,
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'replenish_num' => $rules['replenish_num'] ?? 1
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];
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}
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public function getRules()
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{
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return $this->rules;
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}
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/**
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* 获取签到日历
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*
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* @param string $month
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* @return array
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*/
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public function getList($month)
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{
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$signins = SigninModel::where('user_id', $this->user->id)
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->where('activity_id', $this->activity['id'])
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->where('date', 'like', $month . '%')
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->order('date', 'asc')
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->select();
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$signin_dates = array_column($signins, 'date');
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$today = date('Y-m-d');
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// 要查询的是否是当前月
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$is_current = ($month == date('Y-m')) ? true : false;
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// 所选月开始时间戳
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$month_start_time = strtotime($month);
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// 所选月总天数
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$month_days = date('t', $month_start_time);
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$days = [];
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for ($i = 1; $i <= $month_days; $i++) {
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$for_time = $month_start_time + (($i - 1) * 86400);
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$for_date = date('Y-m-d', $for_time);
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// 如果不是当前月，全是 before, 如果是当前月判断 日期是当前日期的 前面，还是后面
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$current = !$is_current ? ($month > date('Y-m') ? 'after' : 'before') : ($for_date == $today ? 'today' : ($for_date < $today ? 'before' : 'after'));
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$is_signin = in_array($for_date, $signin_dates); // 是否签到，判断循环的日期，是否在查询的签到记录里面
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$days[] = [
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'is_sign' => $is_signin ? 1 : 0,
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'is_replenish' => ($is_signin || !$this->rules['is_replenish']) ? 0 : ($this->isReplenish($for_date, false) ? 1 : 0),
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'date' => $for_date,
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'time' => $for_time,
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'day' => $i,
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'week' => date('w', $for_time),
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'current' => $current,
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];
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}
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return $days;
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}
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/**
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* 获取连续签到天数
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*
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* @param boolean $is_today 是否包含今天
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* @return integer
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*/
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public function getContinueDays($is_today = true)
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{
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$totime = time();
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$continue_days = 0; // 连续签到天数
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$chunk = 0; // 第几次 chunk;
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$chunk_num = 20; // 每次查 10 条
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SigninModel::where('user_id', $this->user->id)
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->where('activity_id', $this->activity['id'])
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->where('date', '<>', date('Y-m-d')) // 这里不查今天，今天另算
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->chunk($chunk_num, function ($signins) use ($totime, &$continue_days, &$chunk, $chunk_num) {
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foreach ($signins as $key => $signin) {
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$pre_time = $totime - (86400 * (($key + 1) + ($chunk * $chunk_num)));
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$pre_date = date('Y-m-d', $pre_time);
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if ($signin->date == $pre_date) {
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$continue_days++;
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} else {
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return false;
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}
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}
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$chunk++;
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}, 'date', 'desc'); // 如果 date 重复，有坑 (date < 2020-03-28)
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if ($is_today) {
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$todaySign = SigninModel::where('user_id', $this->user->id)
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->where('activity_id', $this->activity['id'])
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->where('date', date('Y-m-d'))->find();
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if ($todaySign) {
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$continue_days++;
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}
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}
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return $continue_days;
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}
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/**
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* 签到
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*
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* @return \think\Model
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*/
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public function signin()
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{
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$signin = Db::transaction(function () {
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// 当前时间戳，避免程序执行中间，刚好跨天
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$totime = time();
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$signin = SigninModel::where('user_id', $this->user->id)
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->where('activity_id', $this->activity['id'])
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->where('date', date('Y-m-d', $totime))
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->lock(true)->find();
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if ($signin) {
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error_stop('您今天已经签到，明天再来吧');
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}
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$fullDays = array_column($this->rules['discounts'], null, 'full');
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$score = $this->rules['everyday']; // 每日积分基数
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// 获取连续签到天数
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$continue_days = $this->getContinueDays(false); // 这里查询历史的连续签到天数
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$continue_days++; // 算上今天（默认签到）
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if ($this->rules['is_inc']) {
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// 连续签到天数超出最大连续天数，按照最大连续天数计算
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$continue_effec_days = (($continue_days - 1) > $this->rules['until_day']) ? $this->rules['until_day'] : ($continue_days - 1);
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// 计算今天应得积分 连续签到两天，第二天所得积分为 $everyday + ((2 - 1) * $inc_value)
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$until_add = $continue_effec_days * $this->rules['inc_num']; // 连续签到累加必须大于 0 ，小于 0 舍弃
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if ($until_add > 0) { // 避免 until_day 填写小于 等于 0
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$score += $until_add;
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}
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}
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if (isset($fullDays[$continue_days])) {
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// 今天是连续奖励天数，加上连续签到奖励
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$discount = $fullDays[$continue_days];
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if (isset($discount['value']) && $discount['value'] > 0) {
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$score += $discount['value'];
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}
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}
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// 插入签到记录
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$signin = SigninModel::create([
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'user_id' => $this->user->id,
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'activity_id' => $this->activity['id'],
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'date' => date('Y-m-d', $totime),
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'score' => $score >= 0 ? $score : 0,
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'is_replenish' => 0,
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'rules' => $this->rules
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]);
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// 赠送积分
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if ($score > 0) {
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WalletService::change($this->user, 'score', $score, 'signin', [
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'date' => date('Y-m-d', $totime)
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]);
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}
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return $signin;
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});
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return $signin;
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}
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/**
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* 补签
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*
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* @param array $params
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* @return \think\Model
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*/
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public function replenish($params)
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{
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$signin = Db::transaction(function () use ($params) {
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if (!$this->rules['is_replenish']) {
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error_stop('当前签到活动不允许补签');
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}
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$date = $params['date'];
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$signin = SigninModel::where('user_id', $this->user->id)
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->where('activity_id', $this->activity['id'])
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->where('date', $date)
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->lock(true)->find();
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if ($signin) {
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error_stop('您当天已经签到过了，不需要补签');
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}
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$this->isReplenish($date);
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// 补签
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$signin = SigninModel::create([
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'user_id' => $this->user->id,
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'activity_id' => $this->activity['id'],
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'date' => $params['date'],
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'score' => -$this->rules['replenish_num'],
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'is_replenish' => 1,
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'rules' => $this->rules
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]);
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// 扣除补签积分
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if ($this->rules['replenish_num'] > 0) {
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WalletService::change($this->user, 'score', -$this->rules['replenish_num'], 'replenish_signin', [
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'date' => $params['date']
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]);
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}
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return $signin;
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});
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return $signin;
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}
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/**
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* 判断日期是否可以补签
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*
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* @param string $date
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* @param boolean $is_throw
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* @return boolean
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*/
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private function isReplenish($date, $is_throw = true)
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{
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$today = date('Y-m-d');
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$today_unix = strtotime($today);
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$replenish_unix = strtotime($date);
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$interval_days = ($today_unix - $replenish_unix) / 86400;
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if ($interval_days <= 0) {
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return $this->exception('只能补签今天之前的日期', $is_throw);
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}
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if ($this->rules['replenish_limit'] && $interval_days > $this->rules['replenish_limit']) {
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return $this->exception('已经超出最大可补签日期', $is_throw);
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}
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// 实际签到的天数
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$real_days = SigninModel::where('user_id', $this->user->id)
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->where('activity_id', $this->activity['id'])
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->where('date', '>', $date)
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->where('date', '<', $today)
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->order('date', 'desc')->count();
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// 已补签的天数
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$replenish_days = SigninModel::where('user_id', $this->user->id)
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->where('activity_id', $this->activity['id'])
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->where('date', '>', $date)
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->where('date', '<', $today)
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->where('is_replenish', 1)
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->order('date', 'desc')->count();
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$need_days = $interval_days - 1; // 如果时间间隔中没有断签，应该的签到天数
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if (($need_days - $real_days) >= ($this->rules['replenish_days'] - $replenish_days)) {
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return $this->exception('最多可补签最近' . $this->rules['replenish_days'] . '天，当前所选日期不可补签', $is_throw);
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}
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return true;
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}
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/**
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* 抛出异常or false
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*
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* @param string $msg
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* @param boolean $is_throw
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* @return mixed
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*/
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public function exception($msg, $is_throw = true)
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{
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if ($is_throw) {
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error_stop($msg);
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} else {
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return false;
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}
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}
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/**
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* 获取签到活动
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*
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* @return array
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*/
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private function getSigninActivity()
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{
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$activities = ActivityFacade::getActivities(['signin'], ['ing']);
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$activity = $activities[0] ?? null;
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if (!$activity) {
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error_stop('签到活动还未开始');
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}
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return $activity;
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}
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}
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