初始化项目：添加后端代码、ThinkPHP框架、前端资源
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<?php
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namespace app\admin\controller\live;
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use app\common\controller\Backend;
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use think\Db;
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/**
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* 直播间用户
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*
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* @icon fa fa-circle-o
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*/
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class User extends Backend
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{
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/**
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* User模型对象
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* @var \app\admin\model\live\User
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*/
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protected $model = null;
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//中控台用户接口无需权限节点校验，讲师角色无对应权限节点也可访问
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protected $noNeedRight = ['index', 'control', 'trend'];
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public function _initialize()
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{
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parent::_initialize();
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$this->model = new \app\admin\model\live\User;
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}
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/**
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* 查看
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*/
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public function index()
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{
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$messageModel = new \app\admin\model\live\Message;
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$goodsActionModel = new \app\admin\model\live\GoodsAction;
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$isInstallLiveGift = \app\admin\library\project\App::isInstall('live_gift');
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if($isInstallLiveGift){
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$giftLogModel = new \app\admin\model\live\GiftLog;
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}
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$type = input('type','online');
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$liveId = input('live_id');
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//当前是否为关联查询
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$this->relationSearch = true;
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//设置过滤方法
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$this->request->filter(['strip_tags', 'trim']);
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//如果发送的来源是Selectpage，则转发到Selectpage
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if ($this->request->request('keyField')) {
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return $this->selectpage();
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}
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list($where, $sort, $order, $offset, $limit) = $this->buildparams();
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$onlineUserIds = $this->model->getOnlineUserIds($liveId,time());
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$query = $this->model->with(['binduser']);
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if($liveId){
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$query->where(['live_id'=>$liveId]);
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}
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switch ($type){
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case 'online':
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$query->where('user_id','in',$onlineUserIds);
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break;
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case 'offline':
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$query->where('user_id','not in',$onlineUserIds);
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break;
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case 'black':
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$query->where('black',1);
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break;
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case 'bantalk':
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$query->where('bantalk',1);
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break;
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}
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$list = $query
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->where($where)
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->order($sort, $order)
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->paginate($limit);
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foreach ($list as &$row) {
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$row->visible(['id','black','bantalk','createtime','comment_count','goods_click_count','gift_count','user_id']);
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$row->visible(['binduser']);
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$row->getRelation('binduser')->visible(['id','username','nickname']);
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//发言次数
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$row->comment_count = $messageModel->where([
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'course_id'=>$row->live_id,
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'user_id'=>$row->user_id
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])->count();
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//点击次数
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$row->goods_click_count = $goodsActionModel->where([
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'live_id'=>$row->live_id,
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'user_id'=>$row->user_id
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])->count();
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//送礼次数
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$row->gift_count = 0;
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if($isInstallLiveGift){
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$row->gift_count = $giftLogModel->where([
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'live_id'=>$row->live_id,
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'user_id'=>$row->user_id
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])->count();
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}
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}
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$result = array("total" => $list->total(), "rows" => $list->items());
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return $this->success("获取成功",$result);
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}
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/**
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* 趋势统计
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* @return void
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*/
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public function trend(){
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$courseId = input('live_id');
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$unit = input('unit');
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$studyModel = new \app\admin\model\data\Study;
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// 获取当前时间戳
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$now = time();
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// 计算两小时前的时间戳
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if($unit == 2){
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$timeScope = $now - 2 * 3600;
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// 定义5分钟的时间间隔
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$interval = 300;
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$timeFormat = 'H:i';
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}else{
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$timeScope = $now - 24 * 3600;
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// 定义10分钟的时间间隔
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$interval = 1800;
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$timeFormat = 'm-d H:i';
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}
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// 准备时间间隔
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$timeIntervals = [];
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for ($start = $timeScope; $start < $now; $start += $interval) {
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$end = $start + $interval;
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$timeIntervals[] = ['start' => $start, 'end' => $end];
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}
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$result = [];
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foreach ($timeIntervals as $interval) {
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// 查询每个时间段的在线人数
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$onlineUserCount = $studyModel
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->setUniacid(false)
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->where(['course_id'=>$courseId])
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->where('start_time', '<=', $interval['end'])
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->where('end_time', '>=', $interval['start'])
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->where('uniacid',UNIACID)
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->group('user_id')
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->count();
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$temp = [
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'online_users'=>$onlineUserCount
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];
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$result[date($timeFormat, $interval['end'])] = $temp;
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}
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$this->success("获取成功",$result);
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}
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/**
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* 切换状态
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* @param $ids
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* @param $status
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* @return void
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*/
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public function control($ids=null,$type=1,$val=1){
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if (false === $this->request->isPost()) {
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$this->error(__("Invalid parameters"));
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}
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$ids = $ids ?: $this->request->post("ids");
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if (empty($ids)) {
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$this->error(__('Parameter %s can not be empty', 'ids'));
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}
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$type = $type ?: $this->request->post("type");
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$val = $val ?: $this->request->post("val");
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$live_id = $this->request->post("live_id");
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$pk = $this->model->getPk();
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$adminIds = $this->getDataLimitAdminIds();
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if (is_array($adminIds)) {
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$this->model->where($this->dataLimitField, 'in', $adminIds);
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}
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$list = $this->model->where('user_id', 'in', $ids)->where('live_id',$live_id)->select();
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$count = 0;
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Db::startTrans();
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try {
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foreach ($list as $item) {
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$row = [
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$type=>$val
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];
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$this->model->where([
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'id'=>$item['id']
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])->cache(\app\common\constant\cache\Keys::LIVEUSER($item['user_id'],$item['live_id']))->update($row);
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$count++;
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}
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Db::commit();
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} catch (PDOException|Exception $e) {
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Db::rollback();
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$this->error($e->getMessage());
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}
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if ($count) {
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$this->success("操作成功");
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}
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$this->error(__('未操作任何数据'));
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}
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}
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