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\app\exam;
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use app\common\controller\Backend;
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use think\Db;
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/**
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* 题库_练习
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*
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* @icon fa fa-circle-o
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*/
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class Exercises extends Backend
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{
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/**
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* Exercises模型对象
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* @var \app\admin\model\app\exam\Exercises
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*/
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protected $model = null;
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public function _initialize()
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{
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parent::_initialize();
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$this->model = new \app\admin\model\app\exam\Exercises;
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$this->logModel = new \app\admin\model\app\exam\ExercisesLog;
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}
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/**
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* 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
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* 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
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* 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
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*/
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/**
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* 查看
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*/
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public function index()
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{
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//当前是否为关联查询
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$this->relationSearch = false;
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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) = $this->buildparams();
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$list = $this->model
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->with(['course'])
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->where($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->course->visible(['id','name','cover','pay_type','price']);
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$row->bind_warehouse_group = $this->model->getBindWarehouseGroup($row->id);
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$row->answer_user_count = $this->logModel->where([
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'exercises_id'=>$row->id
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])->group('user_id')->count();
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$row->answer_log_count = $this->logModel->where([
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'exercises_id'=>$row->id
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])->count();
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}
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$result = array("total" => $list->total(), "rows" => $list->items(),'attr'=>[
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'statusList'=>$this->model->getStatusList(),
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'hideList'=>$this->model->getHideList(),
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'salesTypeList'=>$this->model->getSalesTypeList(),
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'questionModeList'=>$this->model->getQuestionModeList(),
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]);
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return $this->success("获取成功",$result);
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}
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/**
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* 添加
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* @return string
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* @throws \think\Exception
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*/
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public function add()
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{
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if (false === $this->request->isPost()) {
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return $this->view->fetch();
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}
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$params = $this->request->post('row/a');
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if (empty($params)) {
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$this->error(__('Parameter %s can not be empty', ''));
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}
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$params = $this->preExcludeFields($params);
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if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
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$params[$this->dataLimitField] = $this->auth->id;
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}
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$params = $this->parseParams($params);
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$result = false;
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Db::startTrans();
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try {
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$warehouseGroupIds = $params['warehouse'];
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unset($params['warehouse']);
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//是否采用模型验证
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if ($this->modelValidate) {
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$name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
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$validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : $name) : $this->modelValidate;
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$this->model->validateFailException()->validate($validate);
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}
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$result = $this->model->allowField(true)->insertGetId($params);
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\app\admin\model\app\exam\ExercisesBindWarehouseGroup::exercisesBindWarehouseGroup($result,$warehouseGroupIds);
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Db::commit();
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} catch (ValidateException|PDOException|Exception $e) {
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Db::rollback();
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$this->error($e->getMessage());
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}
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if ($result === false) {
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$this->error(__('No rows were inserted'));
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}
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$this->success("提交成功");
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}
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/**
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* 编辑
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*
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* @param $ids
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* @return string
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* @throws DbException
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* @throws \think\Exception
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*/
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public function edit($ids = null)
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{
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$row = $this->model->get($ids);
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if (!$row) {
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$this->error(__('No Results were found'));
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}
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$adminIds = $this->getDataLimitAdminIds();
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if (is_array($adminIds) && !in_array($row[$this->dataLimitField], $adminIds)) {
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$this->error(__('You have no permission'));
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}
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$params = $this->request->post('row/a');
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if (empty($params)) {
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$this->error(__('Parameter %s can not be empty', ''));
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}
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$params = $this->preExcludeFields($params);
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$params = $this->parseParams($params);
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if($params['sales_type'] != 3){
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$params['bind_course'] = '';
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}
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$result = false;
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Db::startTrans();
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try {
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//是否采用模型验证
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if ($this->modelValidate) {
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$name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
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$validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.edit' : $name) : $this->modelValidate;
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$row->validateFailException()->validate($validate);
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}
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$warehouseGroupIds = $params['warehouse'];
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unset($params['warehouse']);
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\app\admin\model\app\exam\ExercisesBindWarehouseGroup::exercisesBindWarehouseGroup($row->id,$warehouseGroupIds);
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$result = $row->allowField(true)->save($params);
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Db::commit();
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} catch (ValidateException|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 (false === $result) {
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$this->error(__('No rows were updated'));
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}
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$this->success("提交成功");
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}
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/**
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* 解析&格式化参数
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* @return void
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*/
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public function parseParams($params){
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$params['uniacid'] = UNIACID;
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$params['createtime'] = $params['updatetime'] = time();
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if($params['bind_course'] && isset($params['bind_course']['id'])){
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$params['bind_course'] = $params['bind_course']['id'];
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}
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if(empty($params['warehouse'])){
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$this->error('请关联题库');
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}
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$warehouseGroupIds = [];
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foreach ($params['warehouse'] as $item){
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$warehouseGroupIds[] = $item['id'];
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}
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$params['warehouse'] = $warehouseGroupIds;
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return $params;
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}
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/**
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* 获取详情
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* @param $id
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* @return mixed
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*/
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public function detail($id){
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$row = $this->model->get($id);
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if (!$row) {
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$this->error(__('No Results were found'));
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}
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//获取绑定课程
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if($row->bind_course){
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$courseInfo = \app\admin\model\course\Course::where([
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'id'=>$row->bind_course
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])->field(['id','cover','name'])->find();
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if($courseInfo){
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$row->bind_course = $courseInfo;
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}else{
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$row->bind_course = [];
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}
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}
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//获取绑定的题库分组
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$bindWarehouseGroup = $this->model->getBindWarehouseGroup($row->id);
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$warehouse = [];
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if($bindWarehouseGroup){
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$bindWarehouseGroup = collection($bindWarehouseGroup)->toArray();
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foreach ($bindWarehouseGroup as $item){
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if($item['group']['id']){
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$warehouse[] = $item['group'];
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}else{
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$warehouse[] = [
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'id'=>0,
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'question_count'=>$item['group']['question_count'],
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'name'=>'未分组'
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];
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}
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}
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}
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$row->warehouse = $warehouse;
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return $this->success("获取成功",$row);
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}
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/**
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* 删除
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*
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* @param $ids
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* @return void
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* @throws DbException
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* @throws DataNotFoundException
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* @throws ModelNotFoundException
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*/
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public function del($ids = null)
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{
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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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$this->error(__('Parameter %s can not be empty', 'ids'));
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}
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$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 = $this->model->where($pk, 'in', $ids)->select();
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$count = 0;
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Db::startTrans();
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try {
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foreach ($list as $item) {
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\app\admin\model\app\exam\ExercisesBindWarehouseGroup::where([
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'exercises_id'=>$item->id
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])->delete();
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$count += $item->delete();
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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(__('No rows were deleted'));
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}
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}
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