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\common\model\app\exam;
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use think\Model;
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/**
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* 题库练习
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*/
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class Exercises extends Model
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{
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// 表名,不含前缀
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protected $name = 'app_exam_exercises';
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// 自动写入时间戳字段
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protected $autoWriteTimestamp = false;
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// 定义时间戳字段名
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protected $createTime = false;
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protected $updateTime = false;
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// 追加属性
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protected $append = [
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];
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public static function subscribe($userId,$exercisesId){
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}
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public static function checkSubscribe($userId,$exercisesId){
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}
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}
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@@ -0,0 +1,53 @@
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<?php
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namespace app\common\model\app\exam;
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use think\Model;
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use app\common\model\app\exam\WarehouseGroup;
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class ExercisesBindWarehouseGroup extends Model
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{
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// 表名
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protected $name = 'app_exam_exercises_bind_warehouse_group';
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// 自动写入时间戳字段
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protected $autoWriteTimestamp = 'integer';
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// 定义时间戳字段名
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protected $createTime = 'createtime';
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protected $updateTime = false;
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protected $deleteTime = false;
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// 追加属性
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protected $append = [
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];
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/**
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* 获取练习绑定的题库分组
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* @param $exercisesId
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* @return mixed
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*/
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public static function getExercisesBindWarehouseGroupIds($exercisesId){
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return self::where([
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'exercises_id'=>$exercisesId
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])->field('warehouse_group_id')->column('warehouse_group_id');
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}
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/**
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* 获取没有被练习绑定的分组ID
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* 为什么要查这个？
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* 当分组被删除时，绑定被删除的分组的题目的分组ID未变更，
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* 当练习绑定了未分组的题目集合是，仅搜索分组为0的数据查不到上面情景的题目，故获取该类型的分组ID进行not in 反查询
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* @return void
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*/
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public static function getNotInExercisesGroupIds($exercisesId){
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$bindIds = self::getExercisesBindWarehouseGroupIds($exercisesId);
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return WarehouseGroup::where([
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'id'=>['not in',$bindIds]
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])->field('id')->column('id');
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}
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}
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@@ -0,0 +1,176 @@
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<?php
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namespace app\common\model\app\exam;
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use think\Model;
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use app\common\model\app\exam\Exercises;
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use app\common\model\app\exam\WarehouseQuestion;
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use app\common\model\app\exam\ExercisesBindWarehouseGroup;
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/**
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* 题库练习记录
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*/
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class ExercisesLog extends Model
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{
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// 表名,不含前缀
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protected $name = 'app_exam_exercises_log';
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// 自动写入时间戳字段
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protected $autoWriteTimestamp = false;
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// 定义时间戳字段名
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protected $createTime = false;
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protected $updateTime = false;
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// 追加属性
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protected $append = [
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];
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/**
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* 出题
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* @return void
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*/
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public function buildLog($userId,$exercisesId)
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{
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//获取出题配置
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$exercisesInfo = Exercises::where([
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'exercises_id'=>$exercisesId,
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'stutus'=>1
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])->find();
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if(!$exercisesInfo){
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return false;
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}
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$questionIds = $this->getQuestionIds($userId,$exercisesId,$exercisesInfo['question_mode'],$exercisesInfo['question_count']);
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if(!$questionIds){
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return false;
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}
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$logId = self::insertGetId([
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'user_id'=>$userId,
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'uniacid'=>UNIACID,
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'exercises_id'=>$exercisesId,
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'question_ids'=>implode(",",$questionIds),
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'data_index'=>'',
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'question_count'=>count($questionIds),
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'result_true_count'=>0,
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'createtime'=>time()
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]);
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if(!$logId){
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return false;
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}
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return $logId;
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}
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public function getQuestionList($userId,$exercisesId){
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//获取出题配置
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$exercisesInfo = Exercises::where([
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'id'=>$exercisesId,
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'status'=>1
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])->find();
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if(!$exercisesInfo){
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return false;
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}
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$questionIds = $this->getQuestionIds($userId,$exercisesId,$exercisesInfo['question_mode'],$exercisesInfo['question_count']);
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if(!$questionIds){
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return false;
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}
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$questionList = WarehouseQuestion::where([
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'id'=>['in',$questionIds]
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])->select();
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if(!$questionList){
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return false;
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}
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foreach ($questionList as &$item){
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$item->option = json_decode($item->option,true);
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switch ($item['type']){
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case 'multiple':
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case 'indefinite':
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$item->answer = explode(",",$item->answer);
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break;
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case 'fillblank':
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$item->answer = json_decode($item->answer,true);
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break;
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case 'essay':
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// 问答题答案为富文本字符串，保持原样
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break;
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default:
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$item->answer = intval($item->answer);
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}
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}
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return $questionList;
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}
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public function getQuestionIds($userId,$exercisesId,$mode,$count){
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if($mode == 'random'){
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$questionIds = $this->getRandomQuestion($exercisesId,$count);
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}else{
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// 判断是否已经过题了
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$exercisesLog = self::where([
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'exercises_id'=>$exercisesId,
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'user_id'=>$userId
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])->order('createtime','desc')->find();
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$dataIndex = 0;
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if($exercisesLog){
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$dataIndex = $exercisesLog['index'];
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}
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$questionIds = $this->getSortQuestion($exercisesId,$dataIndex,$count);
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}
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if(!$questionIds){
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return false;
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}
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shuffle($questionIds);
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return $questionIds;
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}
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/**
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* 随机出题
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* @return void
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*/
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public function getRandomQuestion($exercisesId,$count){
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$groupIds = ExercisesBindWarehouseGroup::getNotInExercisesGroupIds($exercisesId);
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if(!$groupIds){
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return false;
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}
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$questionIds = WarehouseQuestion::where(['group_id'=>['not in',$groupIds]])->orderRaw('rand()')->limit($count)->field('id')->column('id');
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if(!$questionIds){
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return false;
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}
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return $questionIds;
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}
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/**
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* 顺序出题
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* @param $exercisesId 练习
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* @param $dataIndex 上次查询的下标
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* @param $count 获取数量
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* @return void
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*/
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public function getSortQuestion($exercisesId,$dataIndex,$count){
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}
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}
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@@ -0,0 +1,97 @@
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<?php
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namespace app\common\model\app\exam;
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use think\Model;
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/**
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* 题库练习订阅
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*/
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class ExercisesSubscribe extends Model
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{
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// 表名,不含前缀
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protected $name = 'app_exam_exercises_subscribe';
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// 自动写入时间戳字段
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protected $autoWriteTimestamp = false;
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// 定义时间戳字段名
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protected $createTime = false;
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protected $updateTime = false;
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// 追加属性
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protected $append = [
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];
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/**
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* 增加订阅
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* @param $userId 用户
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* @param $exercisesId 练习ID
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* @param $type 订阅方式
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* @return void
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*/
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public static function subscribe($userId,$exercisesId,$type = ''){
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self::insert([
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'user_id'=>$userId,
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'exercises_id'=>$exercisesId,
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'type'=>$type,
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'createtime'=>time(),
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'uniacid'=>UNIACID
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]);
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}
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/**
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* 判断是否订阅
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* @param $userId
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* @param $exercisesId
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* @return void
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*/
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public static function checkSubscribe($userId,$exercisesId){
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$data = self::where([
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'user_id'=>$userId,
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'exercises_id'=>$exercisesId
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])->find();
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if($data){
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return true;
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}
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return false;
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}
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/**
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* 检查是否有使用权限
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* @param $userId
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* @param $exercisesId
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* @return void
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*/
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public static function checkAuth($userId,$exercisesId){
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$exercises = \app\common\model\app\exam\Exercises::where([
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'id'=>$exercisesId,
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'status'=>1
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])->find();
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if(!$exercises){
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return false;
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}
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switch ($exercises['sales_type']){
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case 1:
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return true;
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break;
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case 2:
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$isSubscribe = self::checkSubscribe($userId,$exercisesId);
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if($isSubscribe){
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return true;
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}
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break;
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case 3:
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//关联课程 判断课程订阅权限
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if(\app\common\model\user\Subscription::getSubscriptionAuth($userId,$exercises['bind_course'])){
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return true;
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}
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break;
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}
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return false;
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}
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}
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@@ -0,0 +1,34 @@
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<?php
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namespace app\common\model\app\exam;
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use think\Model;
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class WarehouseGroup extends Model
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{
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// 表名
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protected $name = 'app_exam_warehouse_group';
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// 自动写入时间戳字段
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protected $autoWriteTimestamp = 'integer';
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// 定义时间戳字段名
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protected $createTime = 'createtime';
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protected $updateTime = false;
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protected $deleteTime = false;
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/**
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* 获取所有的分组ID
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* @return mixed
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*/
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public static function getAllGroupIds(){
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return self::field('id')->column('id');
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}
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}
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@@ -0,0 +1,27 @@
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<?php
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namespace app\common\model\app\exam;
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use think\Model;
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class WarehouseQuestion extends Model
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{
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// 表名
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protected $name = 'app_exam_warehouse_question';
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// 自动写入时间戳字段
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protected $autoWriteTimestamp = 'integer';
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// 定义时间戳字段名
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protected $createTime = 'createtime';
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protected $updateTime = false;
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protected $deleteTime = false;
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// 追加属性
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protected $append = [
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];
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}
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