<?php
require_once('DAO.php');

class ProductDAO extends DAO {
	private $prodTable = 'product';
	private $accessoryTable = 'product_accessory'; //小電梯配件 table

	function __construct() {
		$this->pdo = new DB_Access(ENUM::DBLocate, ENUM::DBName, ENUM::DBUser, ENUM::DBPassword);
	}

	/**
	 * 取得第 N 層的資料
	 *
	 * @param int $level 第幾層
	 * @param int $firstLevel 第一層的 id
	 * @return array
	 */
	function getLevelList($level, $firstLevel){
		$sqlStr = " SELECT uuid, level, title FROM ".$this->prodTable." WHERE level = :level AND first_level_id = :first; ";
		return $this->pdo->execute($sqlStr, array('level'=>$level, 'first'=>$firstLevel));
	}

	/**
	 * 依第幾層和 title 取得資料
	 *
	 * @param int $level 第幾層
	 * @param int $title 標題
	 * @param int $firstLevel 第一層的 id
	 * @return array
	 */
	function getLevelDataByName($level, $title, $firstLevel){
		$sqlStr = " SELECT uuid, level, title FROM ".$this->prodTable." WHERE level = :level AND title = :title AND first_level_id = :first; ";
		return $this->pdo->execute($sqlStr, array('level'=>$level,'title'=>$title, 'first'=>$firstLevel));
	}

	/**
	 * 取得產品資料
	 *
	 * @param int $dataId
	 * @return array
	 */
	function getProdContent($dataId){
		$sqlStr = " SELECT uuid, level, upper_level, title, sub_title, image_url, image_alt, content FROM ".$this->prodTable." WHERE uuid = :id ";
		return $this->pdo->execute($sqlStr, array('id'=>$dataId));
	}

	/**
	 * 寫入資料
	 *
	 * @param array $dataArray
	 * @return boolean
	 */
	function addProdData($dataArray){
		$this->pdo->insert($this->prodTable, $dataArray);
		if ( !is_null($this->pdo->getLastId()) && $this->pdo->getLastId() != 0 ){
			return $this->pdo->getLastId();
		}
		return false;
	}

	/**
	 * 更新資料
	 *
	 * @param string $id
	 * @param string $dataArray
	 * @return boolen
	 */
	function updateProdData($id, $dataArray){
		return $this->pdo->update($this->prodTable,  $dataArray, 'uuid', $id);
	}

	/**
	 * 取得該分類底下的列表資料
	 *
	 * @param int $level 第幾層
	 * @param int $dataId 資料 ID
	 * @param int $pages 頁數
	 * @param int $limit 筆數
	 * @return array
	 */
	function getLevelDataById($level, $dataId, $pages, $limit){
		$pagesStr = '';
		$start = ($pages-1)*$limit;

		$pagesStr.= ' LIMIT :pages , :limit';
		$paramArr = array();
		$paramArr['level'] = $level;
		$paramArr['id'] = $dataId;
		$paramArr['pages'] = $start;
		$paramArr['limit'] = $limit;

		$sqlStr = " SELECT uuid, level, title, sub_title, image_url, image_alt, upper_level, content FROM ".$this->prodTable." WHERE level = :level AND upper_level = :id ORDER BY create_date DESC, uuid ASC ".$pagesStr." ; ";
		return $this->pdo->execute($sqlStr, $paramArr);
	}

	/**
	 * 取得該分類底下的列表全部筆數
	 *
	 * @param int $level 第幾層
	 * @param int $dataId 資料 ID
	 * @return array
	 */
	function getLevelDataByIdTotalNum($level, $dataId){
		$dataNum = 0;
		$paramArr = array();
		$paramArr['level'] = $level;
		$paramArr['id'] = $dataId;
		$sqlStr = " SELECT count(uuid) as num FROM ".$this->prodTable." WHERE level = :level AND upper_level = :id; ";
		$result = $this->pdo->execute($sqlStr, $paramArr);
		if ( is_array($result) && count($result) != 0 && isset($result[0]['num']) && is_numeric($result[0]['num']) ){
			$dataNum = $result[0]['num'];
		}
		return $dataNum;
	}


	/**
	 * 小電梯 用名稱取得產品內容該筆 id
	 *
	 * @param string $prodName
	 * @return array
	 */
	function getProdIdByName($prodName){
		$sqlStr = " SELECT uuid FROM ".$this->prodTable." WHERE title = :prodName AND level = 2 ";
		return $this->pdo->execute($sqlStr, array('prodName'=>$prodName));
	}

	/**
	 * 寫入配件資料
	 *
	 * @param array $dataArray
	 * @return boolean
	 */
	function addAccessoryData($dataArray){
		$this->pdo->insert($this->accessoryTable, $dataArray);
		if ( !is_null($this->pdo->getLastId()) && $this->pdo->getLastId() != 0 ){
			return $this->pdo->getLastId();
		}
		return false;
	}

	/**
	 * 取得配件列表
	 *
	 * @param int $productId
	 * @param int $cateId
	 * @return array
	 */
	function getAccessoryData($productId, $cateId){
		$cateName = '標準配置';
		if ( $cateId == 2){
			$cateName = '可選配置';
		}
		$sqlStr = " SELECT * FROM ".$this->accessoryTable." WHERE prod_id = :dataId AND accessory_configuration = :cateName ";
		return $this->pdo->execute($sqlStr, array('dataId'=>$productId, 'cateName'=>$cateName));
	}


	function transaction(){
		$this->pdo->transaction();
	}

	function rollbackDB(){
		$this->pdo->rollbackDB();
	}

	function commitDB(){
		$this->pdo->commitDB();
	}

	function closeDB(){
		$this->pdo->closeDB();
	}

	function getLastId(){
		$this->pdo->getLastId();
	}
}
?>