<?php defined('BASEPATH') OR exit('No direct script access allowed');
class Purchase extends Start_Controller {
	public function __construct(){
		parent::__construct();
		$this->load->library('session');
		$this->load->_model('Model_purchase','purchase');
		$this->load->_model('Model_country','country');
		$this->load->_model('Model_productprice','productprice');
	}
	//定义方法的调用规则 获取URI第二段值
    public function _remap($arg,$arg_array)
    {
		if($arg == 'add')//添加
        {
             $this->_add();
        }
		else if($arg == 'edit')//修改
        {
             $this->_edit($arg_array);
        }
		else if($arg == 'del')//修改
        {
             $this->_del();
        }
		else if($arg == 'rows')//修改
        {
             $this->_rows();
        }
		else
		{
			 $this->_index();
		}
    }

	//管理
	public function _index()
	{
		$post = $this->input->post(NULL, TRUE);
		if(isset($post['page']))  
		{
		    $page = $this->input->post('page',true);
		    $perpage = $this->input->post('perpage',true);
			$title = $this->input->post('title',true);
			$where = "1=1 ";
			if($title)
            {
                $where  .= " and title like '%$title%'";
            }
            //数据排序
            $order_str = "px desc,id desc";
            if(empty($page))
		    {
                $start = 0;
		    	$perpage = 1;
            }
		    else
		    {
                $start = ($page - 1)*$perpage;
            }
            //取得信息列表
            $info_list = $this->purchase->find_all($where,'id,title,bm,yyid,px',$order_str,$start,$perpage);
			foreach ($info_list as $key=>$value) 
		    {
				//$country = $this->country->read($value['country']);
				//$info_list[$key]['country'] = $country['name'];
		    }
		    $total = $this->purchase->find_count($where);
		    $pagenum = ceil($total/$perpage);
		    $over = $total-($start+$perpage);
		    $rows = array('total'=>$total,'over'=>$over,'pagenum'=>$pagenum,'rows'=>($info_list));
		    echo json_encode($rows);exit;
		}
		$this->_Template('purchase',$this->data);
	}
	//添加
	public function _add()
	{
		$post = $this->input->post(NULL, TRUE);
		if(isset($post['title']))
		{
			$bm = $this->input->post('bm',true);
		$n = $this->purchase->find_all("bm = '$bm'");
		if(count($n) > 0)
		{
			echo json_encode(array('msg'=>'供应商编码必须唯一','success'=>false));exit;
		}
			if($this->purchase->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;
        	}
		}
		 $country = $this->country->find_all();
		 $this->data['country'] = $country;
		$this->_Template('purchase_add',$this->data);
	}
	//修改
	public function _edit($arg_array)
	{
		$post = $this->input->post(NULL, TRUE);
		if(isset($post['id']))
		{
			$bm = $this->input->post('bm',true);
			$n = $this->purchase->find_all("bm = '$bm'");
			if(count($n) > 0 && $n[0]['id'] != $post['id'])
			{
				echo json_encode(array('msg'=>'供应商编码必须唯一','success'=>false));exit;
			}
			$id = $this->input->post('id',true);
			if($this->purchase->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;
        	}
		}
		$arg_array = $arg_array[0];
		$purchase = $this->purchase->read($arg_array);
		$country = $this->country->find_all();
		$this->data['country'] = $country;
		$this->data['purchase'] = $purchase;
		$this->_Template('purchase_edit',$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)
		    {
                $this->purchase->remove($v);
            }
            echo json_encode(array('del'=>$id_arr,'msg'=>'删除记录成功！','success'=>true));
		}
    }
	//获取数据
	public function _rows()
	{
		$post = $this->input->post(NULL, TRUE);
		if(isset($post['rows']))  
		{
			$rows = $this->input->post('rows',true);
			$an = array();
			$data = $this->productprice->find_all();
			foreach ($data as $k=>$v) 
		    {
				$an[] = array('id'=>$v['id'],'title'=>$v['supplier']);
			}
			$price = array();
			if($rows != "null")
			{
			    $a = $this->purchase->read($rows);//找出次ID的权限内容
				if($a['price'])
				{
			        $price = explode('|',trim($a['price'],'|'));//数组化权限内容
				}
			}
			echo json_encode(array('msg'=>($an),'power'=>($price),'success'=>true));
		}
    }
}