<?php

Lib::loadClass('SchemaReader');
Lib::loadClass('SchemaReaderResourceTableField');

class SchemaReaderProcessStep {

	private $_nr;
	private $_resourcesRefTable = array();
	private $_resources = array();

	public function __construct($stepNr) {
		$this->_nr = $stepNr;
	}

	public function parseIniConfig($configData) {
		$this->_description = V::get('description', '', $configData);
		return true;
	}

	public function addResource($resource) {
		if ($resource instanceof SchemaReaderResourceTableField) {
			$this->_resourcesRefTable[$resource->getTableUri()] = true;
		}
		$resourceUri = $resource->getUri();
		if (array_key_exists($resourceUri, $this->_resources)) {
			$this->_resources[$resourceUri]->addPerms($resource->getPerms());
		} else {
			$this->_resources[$resourceUri] = $resource;
		}
	}

	public function hasTables() {
		return !empty($this->_resourcesFields);
	}

	public function getTables() {
		$tbls = array();
		foreach ($this->_resourcesRefTable as $tblUri => $vBool) {
			$configData = array('type'=>'Table');
			$tbl = SchemaReader::buildFromIni($tblUri, $configData);
			foreach ($this->_resources as $resource) {
				if ($resource instanceof SchemaReaderResourceTableField) {
					if ($tbl->getUri() == $resource->getTableUri()) {
						$tbl->addField($resource);
					}
				}
			}
			$tbls[$tblUri] = $tbl;
		}
		return $tbls;
	}

}