<?php defined('BASEPATH') OR exit('No direct script access allowed');
class Classid extends Start_Controller {
	public function __construct(){
		parent::__construct();
		$this->load->library('session');
		$this->load->_model('Model_classid','classid');
	}
	//定义方法的调用规则 获取URI第二段值
    public function _remap($arg,$arg_array)
    {
		if($arg == 'add')//添加
        {
             $this->_add($arg_array);
        }
		else if($arg == 'edit')
        {
             $this->_edit($arg_array);
        }
		else if($arg == 'del')
        {
             $this->_del();
        }
		else if($arg == 'px')
        {
             $this->_px();
        }
		else
		{
			 $this->_index();
		}
    }

	//管理
	public function _index()
	{
		$post = $this->input->post(NULL, TRUE);
		if(isset($post['rows']))  
		{
		    $page = $this->input->post('page',true);
		    $perpage = $this->input->post('perpage',true);
			$title = $this->input->post('title',true);
			$pp = $this->input->post('pp',true);
			$order_str = "px asc";
			$where = "1='1'";
			if($title)
            {
                $where  .= " and title like '%$title%'";
            }
			if($pp)
            {
                $where  .= " and pp = '$pp'";
            }
            if(empty($page))
		    {
                $start = 0;
		    	$perpage = 1;
            }
            //取得信息列表
            $info_list = $this->classid->find_all($where,'*',$order_str);
		    echo json_encode(array('data'=>$info_list,'power'=>array(),'success'=>true));exit;
		}
		$this->_Template('classid',$this->data);
	}
	
	//添加
	public function _add($arg_array)
	{
		$post = $this->input->post(NULL, TRUE);
		if(isset($post['title']))
		{
			$dn = $this->classid->find_count("1=1","*","px asc");
			$post['px'] = $dn+1;
			if($this->classid->insert($post))
        	{
         		echo json_encode(array('msg'=>'添加成功','success'=>true));exit;
       	 	}
       		else
        	{
           		echo json_encode(array('msg'=>'添加失败，请重试','success'=>false));exit;
        	}
		}
		$this->_Template('classid_add',$this->data);
	}
	//修改
	public function _edit($arg_array)
	{
		$post = $this->input->post(NULL, TRUE);
		if(isset($post['id']))
		{
			$id = $this->input->post('id',true);
			if($this->classid->save($post,$id))
        	{
         		echo json_encode(array('msg'=>'修改成功','success'=>true));exit;
       	 	}
       		else
        	{
           		echo json_encode(array('msg'=>'修改失败，请重试','success'=>false));exit;
        	}
		}
		$classid = $this->classid->read($arg_array[0]);
		$this->data['classid'] = $classid;
		$this->_Template('classid_edit',$this->data);
	}
	//删除
	public function _del()
	{
		$post = $this->input->post(NULL, TRUE);
		if(isset($post['s']))  
		{
            $id_arr = $this->input->post('s');
            $id_arr =  explode(',',$id_arr);
            if(!$id_arr)
            {
                echo json_encode(array('msg'=>'参数错误！','success'=>false));exit;
            }
            //循环删除记录
            foreach ($id_arr as $v) 
		    {
                $this->classid->remove($v);
            }
            echo json_encode(array('del'=>$id_arr,'msg'=>'删除记录成功！','success'=>true));
		}
    }
	
	public function _px()
	{
		$post = $this->input->post(NULL, TRUE);
		if(isset($post['data']))  
		{
			//echo json_encode(array('msg'=>'防止误排序，请联系开启！','success'=>false));exit;
			$data = $this->input->post('data',true);
			$data = explode('|',trim($data,'|'));
			$this->db->trans_begin();
			foreach ($data as $k=>$v)
		    {
				$this->classid->save(array('px'=>$k),$v);
			}
			if ($this->db->trans_status() === TRUE)
        	{
				$this->db->trans_commit();
			}
			else
			{
				$this->db->trans_rollback();
			}
		}
	}
}