<?php

namespace app\event;

use Exception;
use libs\db\Db;
use libs\listener\Event;

class SetPreProcessParamEvent extends Event
{

    public function handle($data)
    {
        if (count($data) <= 0) {
            throw new Exception('写入数据为空，请检查！');
        }
       
       list($process, $process_code, $next_process_code, $subbatch,$item_subatch_id, $input_item_subatch_id) = [$data['process'], $data['process_code'], $data['next_process_code'],$data['subbatch'],$data['input_item_subatch_id'], $data['item_subatch_id']];

       //判断当前工序是否为第一工序,不是第一工序则把前工序参数复写进来
       if($process[0][2] == $data['process_code']){
        return $data;
       }
       $idx = 0;
       
    //    foreach( $process as $key=>$val){
    //     if($val[2] ==$process_code ){
    //         $idx = $key;
    //     }
    //    }

       $process_data = array_column($process,null,2) ;
     
       $process_code_data =  array_slice($process,0,$process_data[$process_code][0] );
      
       //获取除当前工序所有process_id的参数
        $process_param = [];
        foreach( $process_code_data as $key=>$val){
            $sql = "SELECT code FROM hf_mes_technology_process_result_param 
                    WHERE process_id=".$val[1];
            $ret = Db::fetchAll($sql);
            if(empty($ret)){
                continue;
            }
            foreach($ret as $k => $v){
                $process_param[] = '"'.$val[2].'.'.$v['code'].'" = t2."'.$val[2].'.'.$v['code'].'"';
            }
            
        }
    
        //把前一工序数据读取出来
        $sql = sprintf("UPDATE \"hf_mes_tmp_bkv_$subbatch\" AS t1
        SET 
            %s
        FROM \"hf_mes_tmp_bkv_$subbatch\" AS t2 
        WHERE t2.id = $item_subatch_id AND t1.id=$input_item_subatch_id;", implode(',',$process_param) );
        $row = Db::query($sql);
        if ($row === NULL) {
            throw new Exception("获取[$input_item_id]前工序数据失败");
        }
        
        return $data;
    }
}