<?php

Lib::loadClass('Core_AclSimpleSchemaBase');
Lib::loadClass('ParseOgcFilter');
Lib::loadClass('UsersHelper');

/**
 * @require idUser (ref from parent object - User)
 */
class Schema_UserConfigStorageAcl extends Core_AclSimpleSchemaBase {

	public $_simpleSchema = [
		'root' => [
			'@namespace' => 'default_objects/UserConfig',
			'@primaryKey' => 'ID_USER',
			'ID_USER' => [ '@type' => 'xsd:integer' ],
			'ID_PROCES' => [ '@type' => 'xsd:integer' ],
			'lastLogin' => [ '@type' => 'xsd:dateTime', '@confKey' => 'auth_user_{ID_USER}' ],// TODO: store last login time
			'lastAuthCacheUpdate' => [ '@type' => 'xsd:dateTime', '@confKey' => 'acl_user_{ID_USER}_{ID_PROCES}_cache_update' ],
			// 'appFilterProces' => [ '@type' => 'xsd:integer' ],// TODO: filter proces id set by app (web app stores in session - create UserSession Storage)
		]
	];
	public $_rootTableName = 'CRM_CONFIG__#USER_CONF_VIEW';// 'CRM_CONFIG';
	public $idUser = null;
	public $idProcesFilter = null;

	public function __construct($simpleSchema = null) {
		parent::__construct($simpleSchema);
		$this->idUser = User::getID();// default - current user
		$this->idProcesFilter = 0;
	}

	public function setIdUser($idUser) {
		$this->idUser = intval($idUser);
		if ($this->idUser <= 0) throw new Exception("Missing id user");
	}
	public function getIdUser() { return $this->idUser; }
	public function setIdProcesFilter($idProcesFilter) { $this->idProcesFilter = intval($idProcesFilter); }
	public function getIdProcesFilter() { return $this->idProcesFilter; }

	public function getTotal($params = []) { return 1; }

	public function _parseSqlWhere($params = []) { return ''; }

	public function sqlFieldConfKey($fieldName) {
		if ('@' == substr($fieldName, 0, 1)) return null;
		if (!array_key_exists($fieldName, $this->_simpleSchema['root'])) return null;
		$field = $this->_simpleSchema['root'][$fieldName];
		if ('ID_USER' == $fieldName) return null;
		if ('ID_PROCES' == $fieldName) return null;
		if (empty($field['@confKey'])) return null;
		$confKey = $field['@confKey'];
		$confKey = str_replace('{ID_USER}', $this->idUser, $confKey);
		$confKey = str_replace('{ID_PROCES}', $this->idProcesFilter, $confKey);
		return $confKey;
	}

	public function updateItem($itemPatch) {
		DBG::log($itemPatch, 'array', '$itemPatch');

		$affected = 0;
		foreach ($itemPatch as $fieldName => $value) {
			if (!array_key_exists($fieldName, $this->_simpleSchema['root'])) throw new Exception("Field '{$fieldName}' not exists in '" . $this->getNamespace() . "'");
			$field = $this->_simpleSchema['root'][$fieldName];
			$confKey = $this->sqlFieldConfKey($fieldName);
			if ($confKey) {
				$sqlConfKey = DB::getPDO()->quote($confKey, PDO::PARAM_STR);
				$sqlValue = '';
				if ('NOW()' == $value) {
					$sqlValue = 'NOW()';
				} else if ('NULL' == $value) {
					$sqlValue = 'NULL';
				} else {
					$sqlValue = DB::getPDO()->quote($value, PDO::PARAM_STR);
				}
				$fieldAffected = DB::getPDO()->execSql("
					insert into CRM_CONFIG (CONF_KEY, CONF_VAL)
					values ({$sqlConfKey}, {$sqlValue})
					on duplicate key update CONF_VAL = {$sqlValue}
				");
				if ($fieldAffected > 0) $affected = 1;
			}
		}
		return $affected;
	}

	public function sqlSelect($params = []) {
		$select = [];
		$select[] = ['ID_USER', $this->idUser];
		$select[] = ['ID_PROCES', $this->idProcesFilter];
		foreach ($this->_simpleSchema['root'] as $fieldName => $conf) {
			if ('@' == substr($fieldName, 0, 1)) continue;
			$confKey = $this->sqlFieldConfKey($fieldName);
			if ($confKey) {
				$sqlLastLoginKey = DB::getPDO()->quote($confKey, PDO::PARAM_STR);
				$select[] = [$fieldName, "(select CONF_VAL from CRM_CONFIG where CONF_KEY = {$sqlLastLoginKey})"];
			}
		}
		return implode("\n\t, ", array_map(function ($s) { return "{$s[1]} as {$s[0]}"; }, $select));
	}
	public function getItem($primaryKey, $params = []) {
		$sqlSelect = $this->sqlSelect();
		return DB::getPDO()->fetchFirst("
			select {$sqlSelect}
		");
	}
	public function getItems($params = []) {
		$sqlOrderBy = "";
		$sqlLimitOffset = "";
		$sqlWhereAnd = $this->_parseSqlWhere($params);

		$currSortCol = V::get('order_by', 'ID', $params);
		$currSortFlip = strtolower(V::get('order_dir', 'desc', $params));
		// TODO: validate $currSortCol is in field list
		// TODO: validate $currSortFlip ('asc' or 'desc')

		$aliasMap = array();
		foreach ($this->_simpleSchema['root'] as $key => $field) {
			if ('@' === substr($key, 0, 1)) continue;
			$aliasMap[ $key ] = (!empty($field['@alias'])) ? $field['@alias'] : $key;
		}
		// TODO: if (!array_key_exists($currSortCol, $aliasMap)) throw new Exception("field name not allowed to sort");
		$currSortCol = (array_key_exists($currSortCol, $aliasMap)) ? $aliasMap[$currSortCol] : null;

		if (!empty($currSortCol) && ('asc' == $currSortFlip || 'desc' == $currSortFlip)) {
			$sqlOrderBy = "order by t.`{$currSortCol}` {$currSortFlip}";
		}

		$limit = V::get('limit', 0, $params);
		$limit = ($limit < 0) ? 0 : $limit;
		$offset = V::get('limitstart', 0, $params);
		$offset = ($offset < 0) ? 0 : $offset;
		if ($limit > 0) $sqlLimitOffset = "limit {$limit} offset {$offset}";

		$sqlIdProces = ($this->idProcesFilter > 0) ? $this->idProcesFilter : 'NULL';
		$sqlWhereAndIdProces = ($this->idProcesFilter > 0) ? "and c.ID_PROCES = {$this->idProcesFilter}" : "and c.ID_PROCES is NULL";
		$items = [];
		$items[$this->idUser] = $this->getItem(1);
		// array_walk($items, function (&$item, $key) {
		//	 $item['link_uruchom_filtr_procesu'] = Request::getPathUri() . "index.php?FUNCTION_INIT=MENU_SELECT_PROCES&_action=setPermsByProces&id_proces={$item['ID']}";
		// });
		return $items;
	}

}