//  DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
//
//   Copyright 2016-2018 Pascal ECHEMANN.
//
//   Licensed under the Apache License, Version 2.0 (the "License");
//   you may not use this file except in compliance with the License.
//   You may obtain a copy of the License at
//
//       http://www.apache.org/licenses/LICENSE-2.0
//
//   Unless required by applicable law or agreed to in writing, software
//   distributed under the License is distributed on an "AS IS" BASIS,
//   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//   See the License for the specific language governing permissions and
//   limitations under the License.

import {RootPathDescriptor} from "../reflect/RootPathDescriptor";
import {RootPathDescriptorRegistry} from "../metadata/RootPathDescriptorRegistry";
import {PathUtils, FileProperties, GlobalClassLoader} from "jec-commons";
import {RootPathDescriptorUtil} from "../utils/RootPathDescriptorUtil";

/**
 * The factory class which is used by Sandcat to create new
 * <code>RootPathDescriptor</code> instances.
 */
export class RootPathDescriptorFactory {

  //////////////////////////////////////////////////////////////////////////////
  // Constructor function
  //////////////////////////////////////////////////////////////////////////////

  /**
   * Creates a new <code>RootPathDescriptorFactory</code> instance.
   */
  constructor() { }

  //////////////////////////////////////////////////////////////////////////////
  // Private methods
  //////////////////////////////////////////////////////////////////////////////

  /**
   * Initializes this object.
   */
  private initObj():void {}

  //////////////////////////////////////////////////////////////////////////////
  // Public methods
  //////////////////////////////////////////////////////////////////////////////

  /**
   * Creates and returns a new <code>RootPathDescriptor</code> instance.
   * 
   * @param {FileProperties} file the <code>FileProperties</code> that contains
   *                              information about the resource class
   *                              associated with the new 
   *                              <code>RootPathDescriptor</code> instance.
   * @return {RootPathDescriptor} a new <code>RootPathDescriptor</code>
   *                              instance.
   */
  public create(file:FileProperties):RootPathDescriptor {
    const pathDesc:RootPathDescriptor = new RootPathDescriptor();
    RootPathDescriptorRegistry.registerDescriptor(pathDesc);
    const filePath:string = 
                    PathUtils.getInstance().buildFilePath(file.path, file.name);
    const ConstObj:any = GlobalClassLoader.getInstance().loadClass(filePath);
    const rootPathObj:any = new ConstObj();
    RootPathDescriptorUtil.getInstance().decorate(rootPathObj, pathDesc);
    RootPathDescriptorRegistry.registerDescriptor(null);
    return pathDesc;
  }
};