File: FrontEndScripts/Controllers/ServiceListController.ts

?/*
 * Copyright © Aleksey Nemiro, 2016. All rights reserved.
 * 
 * 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.
 */
module SmallServerAdmin.Controllers {

  /**
   * Represents service list controller.
   */
  export class ServiceListController implements Nemiro.IController {

    public Scope: any;
    public Context: Nemiro.AngularContext;

    /** The list of services. */
    public get Services(): Array<Models.Service> {
      return this.Scope.Services;
    }
    public set Services(value: Array<Models.Service>) {
      this.Scope.Services = value;
    }

    /** Search string. */
    public get SearchString(): string {
      return this.Scope.SearchString;
    }
    public set SearchString(value: string) {
      this.Scope.SearchString = value;
    }

    /** Loading indicator. */
    public get Loading(): boolean {
      return this.Scope.Loading;
    }
    public set Loading(value: boolean) {
      this.Scope.Loading = value;
    }

    public get SelectedServiceToStop(): Models.Service {
      return this.Scope.SelectedServiceToStop;
    }
    public set SelectedServiceToStop(value: Models.Service) {
      this.Scope.SelectedServiceToStop = value;
    }

    private ConfirmToStopService: Nemiro.UI.Dialog;

    constructor(context: Nemiro.AngularContext) {
      var $this = this;

      $this.Context = context;
      $this.Scope = $this.Context.Scope;
      $this.SearchString = $this.Context.Location.search()['search'];

      $this.ConfirmToStopService = Nemiro.UI.Dialog.CreateFromElement($('#confirmToStopService'));

      $this.Scope.Load = () => { $this.Load($this); }

      $this.Scope.Search = () => {
        $this.Context.Location.search('search', $this.SearchString);
        $this.Load($this);
      }

      $this.Scope.ResetSearch = () => {
        $this.SearchString = '';
        $this.Context.Location.search('search', null);
        $this.Load($this);
      }

      $this.Scope.SetStatus = (service: Models.Service, newStatus: string) => {
        if (newStatus == 'Stopped') {
          $this.SelectedServiceToStop = service;
          $this.ConfirmToStopService.Show();
          return;
        }

        $this.SetStatus($this, service, newStatus);
      }

      $this.Scope.StopService = () => {
        $this.SetStatus($this, $this.SelectedServiceToStop, 'Stopped');
        this.ConfirmToStopService.Close();
      }

      if ($('[ng-controller="ServiceListController"]').attr('ng-init') === undefined || $('[ng-controller="ServiceListController"]').attr('ng-init') == '') {
        $this.Load($this);
      }
    }

    private Load($this: ServiceListController): void {
      $this = $this || this;
      $this.Loading = true;

      // create request
      var apiRequest = new ApiRequest<Array<Models.Service>>($this.Context, 'Services.GetList', { search: $this.SearchString });

      // handler successful response to a request to api
      apiRequest.SuccessCallback = (response) => {
        $this.Services = response.data;
        $this.Loading = false;
        this.Scope.$parent.CloseProgress();
      };
      
      apiRequest.CompleteCallback = () => {
        $this.Loading = false;
      };

      // execute
      apiRequest.Execute();
    }

    private SetStatus($this: ServiceListController, service: Models.Service, newStatus: string): void {
      service.Loading = true;

      var apiRequest = new ApiRequest<boolean>($this.Context, 'Services.SetStatus', { Name: service.Name, NewStatus: newStatus });

      apiRequest.SuccessCallback = (response) => {
        if (newStatus.toLowerCase() != 'reload') {
          service.Status = newStatus;
        }
      };

      apiRequest.CompleteCallback = () => {
        service.Loading = false;
      };

      // execute
      apiRequest.Execute();
    }

  }

}