/**
* 选课时间冲突检测
* @author FuRongxin
* @date 2016-03-02
* @version 2.0
* @param string $kcxh 12位课程序号
* @return array 冲突返回冲突的课程序号，否则返回空数组
*/
public function checktime($kcxh)
{
$currents = Timetable::whereNd(session('year'))->whereXq(session('term'))->whereKcxh($kcxh)->get();
$selcourses = Selcourse::with('timetables')->whereNd(session('year'))->whereXq(session('term'))->whereXh(Auth::user()->xh)->get();
foreach ($currents as $current) {
foreach ($selcourses as $selcourse) {
foreach ($selcourse->timetables as $compare) {
if ($current->zc == $compare->zc) {
if ($current->ksj >= $compare->ksj && $current->ksj <= $compare->jsj) {
if ($current->ksz >= $compare->ksz && $current->ksz <= $compare->jsz) {
$conflicts[] = $compare['kcxh'];
}
}
}
}
}
}
$conflicts = isset($conflicts) ? array_unique($conflicts) : [];
return request()->ajax() ? response()->json($conflicts) : $conflicts;
}
