/**
 * @module node-opcua-address-space
 */
// tslint:disable:no-console
import { NodeClass } from "node-opcua-data-model";
import { SimpleAttributeOperand } from "node-opcua-service-filter";
import { constructBrowsePathFromQualifiedName } from "node-opcua-service-translate-browse-path";
import { StatusCode, StatusCodes } from "node-opcua-status-code";
import { BaseNode, UAObjectType } from "../address_space_ts";

/**
 * @method checkSelectClause
 * @param parentNode
 * @param selectClause
 * @return {Array<StatusCode>}
 */
export function checkSelectClause(
  parentNode: BaseNode,
  selectClause: SimpleAttributeOperand
): StatusCode {
    //
    const addressSpace = parentNode.addressSpace;

    // istanbul ignore next
    if (selectClause.typeDefinitionId.isEmpty()) {
        return StatusCodes.Good;
    }
    const eventTypeNode = addressSpace.findEventType(selectClause.typeDefinitionId)!;

    if (!eventTypeNode || !(eventTypeNode.nodeClass === NodeClass.ObjectType)) {
        // xx console.log("eventTypeNode = ",selectClause.typeDefinitionId.toString());
        // xx console.log("eventTypeNode = ",eventTypeNode);
        // istanbul ignore next
        if (eventTypeNode) {
            console.log(eventTypeNode.toString());
        }
    }

    // istanbul ignore next
    if (eventTypeNode.nodeClass !== NodeClass.ObjectType) {
        throw new Error("Expecting a ObjectType");
    }

    // navigate to the innerNode specified by the browsePath [ QualifiedName]
    const browsePath = constructBrowsePathFromQualifiedName(eventTypeNode, selectClause.browsePath);
    const browsePathResult = addressSpace.browsePath(browsePath);
    return browsePathResult.statusCode;

}

/**
 * @method checkSelectClauses
 * @param eventTypeNode
 * @param selectClauses
 * @return an array of StatusCode
 */
export function checkSelectClauses(
  eventTypeNode: UAObjectType,
  selectClauses: SimpleAttributeOperand[]
): StatusCode[] {
    return selectClauses.map(checkSelectClause.bind(null, eventTypeNode));
}