<?php
/**
  * @method tecdoc数据库操作
  * @author soul
  * @copyright 2016/3/31
  */
class TcdmBase
{
	protected $TCDMDb = null;
	public function __construct($TCDMDb = null)
	{
		$this->TCDMDb = $TCDMDb==null ?  new LibDb(mvc::$cfg['DB']['TCDM']): $TCDMDb;
	}
	
	/**
	  * @method 查询表信息
	  * @param  $Table 表明 如：yp_product 或者 yp_product as a join yp_number as b on a.pid=b.pid
	  * @param  $FieldArr 需要查询的字段名称数组
	  * @param  $Where 查询条件
	  * @param  $OneRow true|false
	  * @author soul
	  * @copyright 2016/3/30
	  * @return array(3) { ["status"]=> bool(true) ["data"]=> $OneRow=false 二维数组 ; $OneRow=true 一维数组["code"]=> int(0) } 
	  */
	public function get($Table, $FieldArr, $Where = '', $OneRow = false)
	{
		if(!empty($FieldArr) && is_array($FieldArr))
		{
			$Sql = sprintf("SELECT %s FROM %s WHERE 1=1 %s", implode(',', $FieldArr), $Table, $Where);
			//echo $Sql;
			$ResFlag = $this->TCDMDb->Query($Sql);
			if($ResFlag)
			{
				$Arr = array();
				while($Row = $this->TCDMDb->Fetch())
				{
					if(!empty($Row['art_pic']))
					{
						$Row['art_pic'] = LibFc::FormatTcdPic($Row['art_pic'], mvc::$cfg['urls']['tcdPic']);
					}
					if($OneRow)
					{
						$Arr = $Row;
						break;
					}
					else
					{
						$Arr[] = $Row;
					}
				}
				return LibFc::ReturnData(true, $Arr);
			}
			return LibFc::ReturnData(false, $Sql.'查询SQL语句执行失败。');
		}
		return LibFc::ReturnData(false, $Table.'查询提供的参数不正确。');
	}

	/**
	  * @method 根据条件修改记录
	  * @param  $Table 表明 如：yp_product 或者 yp_product as a join yp_number as b on a.pid=b.pid
	  * @param  $DataArr 基本信息字段=>值 数组
	  * @param  $Where 修改条件
	  * @author soul
	  * @copyright 2016/3/30
	  * @return array(3) { ["status"]=> bool(true) ["data"]=> 影响行数  ["code"]=> int(0) } 
	  */
	public function set($Table, $DataArr, $Where)
	{
		if(empty($Table) || !is_array($DataArr) || empty($DataArr))
		{
			return LibFc::ReturnData(false, $Table.'修改记录提供的参数不正确。');
		}
		$ValArr = array();
		foreach($DataArr as $K=>$V)
		{
			if(stripos($V, '#@') === 0)
			{
				$ValArr[] = sprintf("%s=%s", LibFc::Escape($K), LibFc::Escape(trim(substr($V, 2))));
			}
			else
			{
				$ValArr[] = sprintf("%s='%s'", LibFc::Escape($K), LibFc::Escape($V, true));
			}
		}
		$SetSql = sprintf("update %s set %s where 1 %s ", LibFc::Escape($Table), implode(',', $ValArr), $Where);
		$this->TCDMDb->Begin();
		$ResFlag = $this->TCDMDb->Query($SetSql);
		if($ResFlag)
		{
			$Rows = $this->TCDMDb->RowCount();
			$this->TCDMDb->End();
			return LibFc::ReturnData(true, $Rows);
		}
		return LibFc::ReturnData(false, $SetSql.'修改记录SQL语句执行失败。');
	}
}