import { Component, ViewChild } from '@angular/core';
import { Observable } from 'rxjs/Rx';

import {
    GridComponent,
    GridDataResult,
    DataStateChangeEvent
} from '@progress/kendo-angular-grid';

import { SortDescriptor } from '@progress/kendo-data-query';

import { CategoriesService } from './northwind.service';

@Component({
    providers: [CategoriesService],
    selector: 'my-app',
    template: `
      <kendo-grid
          [data]="view | async"
          [pageSize]="pageSize"
          [skip]="skip"
          [sortable]="true"
          [sort]="sort"
          [pageable]="true"
          [height]="550"
          (dataStateChange)="dataStateChange($event)"
          (detailCollapse)="onCollapsesClick($event)"
          (detailExpand)="onExpandClick($event)"
        >
        <kendo-grid-column field="CategoryID" width="100"></kendo-grid-column>
        <kendo-grid-column field="CategoryName" width="200" title="Category Name"></kendo-grid-column>
        <kendo-grid-column field="Description" [sortable]="false">
        </kendo-grid-column>
        <div *kendoGridDetailTemplate="let dataItem">
            <category-details [category]="dataItem"></category-details>
        </div>
      </kendo-grid>
  `
})
export class AppComponent {

    public view: Observable<GridDataResult>;
    public sort: Array<SortDescriptor> = [];
    public pageSize: number = 10;
    public skip: number = 0;

    @ViewChild(GridComponent) grid: GridComponent;

    constructor(private service: CategoriesService) { }

    public ngOnInit(): void {
        // Bind directly to the service as it is a Subject
        this.view = this.service;

        // Fetch the data with the initial state
        this.loadData();
    }

    public onCollapsesClick(event) {
      console.log('collapse', event);
    }
    public onExpandClick(event) {
      console.log('expand', event);
    }

    public dataStateChange({ skip, take, sort }: DataStateChangeEvent): void {
        // Save the current state of the Grid component
        this.skip = skip;
        this.pageSize = take;
        this.sort = sort;

        // Reload the data with the new state
        this.loadData();
    }

    public ngAfterViewInit(): void {
        // Expand the first row initially
        this.grid.expandRow(0);
    }

    private loadData(): void {
        this.service.query({ skip: this.skip, take: this.pageSize, sort: this.sort });
    }
}

import { Component, ViewChild, Input, OnInit } from '@angular/core';
import { Observable } from 'rxjs/Rx';
import { GridDataResult, GridComponent, PageChangeEvent } from '@progress/kendo-angular-grid';

import { ProductsService } from './northwind.service';

@Component({
    selector: 'category-details',
    providers: [ProductsService],
    template: `
      <kendo-grid
          [data]="view | async"
          [pageSize]="5"
          [skip]="skip"
          [pageable]="true"
          [scrollable]="'none'"
          (pageChange)="pageChange($event)"
        >
      <kendo-grid-column field="ProductID" title="Product ID" width="120">
      </kendo-grid-column>
      <kendo-grid-column field="ProductName" title="Product Name">
      </kendo-grid-column>
      <kendo-grid-column field="UnitPrice" title="Unit Price" format="{0:c}">
      </kendo-grid-column>
      </kendo-grid>
  `
})
export class CategoryDetailComponent implements OnInit {

    /**
     * The category for which details are displayed
     */
    @Input() public category: Object;

    private view: Observable<GridDataResult>;
    private skip: number = 0;

    constructor(private service: ProductsService) { }

    public ngOnInit(): void {
        this.view = this.service;

        /*load products for the given category*/
        this.service.queryForCategory(this.category, { skip: this.skip, take: 5 });
    }

    protected pageChange({ skip, take }: PageChangeEvent): void {
        this.skip = skip;
        this.service.queryForCategory(this.category, { skip, take });
    }
}

import { Injectable } from '@angular/core';
import { HttpClient } from '@angular/common/http';
import { GridDataResult } from '@progress/kendo-angular-grid';
import { toODataString } from '@progress/kendo-data-query';
import { Observable } from 'rxjs/Observable';
import { BehaviorSubject } from 'rxjs/BehaviorSubject';

import 'rxjs/add/operator/map';

export abstract class NorthwindService extends BehaviorSubject<GridDataResult> {
    private BASE_URL: string = 'https://odatasampleservices.azurewebsites.net/V4/Northwind/Northwind.svc/';

    constructor(
        private http: HttpClient,
        protected tableName: string
    ) {
        super(null);
    }

    public query(state: any): void {
        this.fetch(this.tableName, state)
            .subscribe(x => super.next(x));
    }

    protected fetch(tableName: string, state: any): Observable<GridDataResult> {
        const queryStr = `${toODataString(state)}&$count=true`;

        return this.http
            .get(`${this.BASE_URL}${tableName}?${queryStr}`)
            .map(response => (<GridDataResult>{
                data: response['value'],
                total: parseInt(response["@odata.count"], 10)
            }));
    }
}

@Injectable()
export class ProductsService extends NorthwindService {
    constructor(http: HttpClient) { super(http, "Products"); }

    public queryForCategory({ CategoryID }: { CategoryID: number }, state?: any): void {
        this.query(Object.assign({}, state, {
            filter: {
                filters: [{
                    field: "CategoryID", operator: "eq", value: CategoryID
                }],
                logic: "and"
            }
        }));
    }

    public queryForProductName(ProductName: string, state?: any): void {
        this.query(Object.assign({}, state, {
            filter: {
                filters: [{
                    field: "ProductName", operator: "contains", value: ProductName
                }],
                logic: "and"
            }
        }));
    }

}

@Injectable()
export class CategoriesService extends NorthwindService {
    constructor(http: HttpClient) { super(http, "Categories"); }

    queryAll(st?: any): Observable<GridDataResult> {
      const state = Object.assign({}, st);
      delete state.skip;
      delete state.take;

      return this.fetch(this.tableName, state);
    }
}

import { NgModule } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { BrowserAnimationsModule } from '@angular/platform-browser/animations';
import { HttpClientModule } from '@angular/common/http';

import { GridModule } from '@progress/kendo-angular-grid';

import { AppComponent }   from './app.component';

import { CategoryDetailComponent } from './category-details.component';

@NgModule({
  imports: [
    BrowserModule,
    BrowserAnimationsModule,
    HttpClientModule,
    GridModule
  ],
  declarations: [
    AppComponent,
    CategoryDetailComponent
  ],
  bootstrap: [
    AppComponent
  ]
})
export class AppModule { }

import { enableProdMode } from '@angular/core';
import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { AppModule } from './ng.module';

enableProdMode();

const platform = platformBrowserDynamic();
platform.bootstrapModule(AppModule);

System.config({
  "transpiler": "ts",
  "typescriptOptions": {
    "target": "es5",
    "module": "system",
    "moduleResolution": "node",
    "sourceMap": true,
    "emitDecoratorMetadata": true,
    "experimentalDecorators": true,
    "removeComments": false,
    "noImplicitAny": true,
    "suppressImplicitAnyIndexErrors": true
  },
  "bundles": {
    "https://unpkg.com/rxjs-system-bundle@5.5.2/Rx.system.min.js": [
      "rxjs",
      "rxjs/*",
      "rxjs/operator/*",
      "rxjs/observable/*",
      "rxjs/scheduler/*",
      "rxjs/symbol/*",
      "rxjs/add/operator/*",
      "rxjs/add/observable/*",
      "rxjs/util/*"
    ],
    "https://www.telerik.com/kendo-angular-ui/npm/node_modules/@progress/kendo-drawing/dist/systemjs/kendo-drawing.js": [
      "@progress/kendo-drawing",
      "@progress/kendo-drawing/*"
    ]
  },
  "meta": {
    "typescript": {
      "exports": "ts"
    },
    "*.json": {
      "loader": "systemjs-json-plugin"
    }
  },
  "map": {
    "app": "app",
    "systemjs-json-plugin": "https://unpkg.com/systemjs-plugin-json@0.3.0",
    "@telerik": "https://www.telerik.com/kendo-angular-ui/npm/node_modules/@telerik",
    "@progress": "https://www.telerik.com/kendo-angular-ui/npm/node_modules/@progress",
    "cldr-data": "https://www.telerik.com/kendo-angular-ui/npm/node_modules/cldr-data",
    "@angular": "https://unpkg.com/@angular",
    "angular2-in-memory-web-api": "https://unpkg.com/angular2-in-memory-web-api",
    "hammerjs": "https://unpkg.com/hammerjs@2.0.8",
    "pako": "https://unpkg.com/pako@1.0.5",
    "ts": "https://unpkg.com/plugin-typescript@5.3.3/lib/plugin.js",
    "tslib": "https://unpkg.com/tslib@1.7.1",
    "typescript": "https://unpkg.com/typescript@2.4.2/lib/typescript.js",
    "@angular/common/http": "https://unpkg.com/@angular/common@5.0.0/bundles/common-http.umd.js",
    "@angular/platform-browser/animations": "https://unpkg.com/@angular/platform-browser@5.0.0/bundles/platform-browser-animations.umd.js",
    "@angular/animations/browser": "https://unpkg.com/@angular/animations@5.0.0/bundles/animations-browser.umd.js",
    "@angular/common": "https://unpkg.com/@angular/common@5.0.0",
    "@angular/compiler": "https://unpkg.com/@angular/compiler@5.0.0",
    "@angular/forms": "https://unpkg.com/@angular/forms@5.0.0",
    "@angular/core": "https://unpkg.com/@angular/core@5.0.0",
    "@angular/platform-browser": "https://unpkg.com/@angular/platform-browser@5.0.0",
    "@angular/platform-browser-dynamic": "https://unpkg.com/@angular/platform-browser-dynamic@5.0.0",
    "@angular/upgrade": "https://unpkg.com/@angular/upgrade@5.0.0"
  },
  "packages": {
    "app": {
      "main": "./main.ts",
      "defaultExtension": "ts"
    },
    "rxjs": {
      "defaultExtension": false
    },
    "pako": {
      "defaultExtension": "js",
      "main": "./index.js"
    },
    "@angular/common": {
      "main": "/bundles/common.umd.js"
    },
    "@angular/compiler": {
      "main": "/bundles/compiler.umd.js"
    },
    "@angular/forms": {
      "main": "bundles/forms.umd.js",
      "defaultExtension": "js"
    },
    "@angular/core": {
      "main": "/bundles/core.umd.js"
    },
    "@angular/platform-browser": {
      "main": "/bundles/platform-browser.umd.js"
    },
    "@angular/platform-browser-dynamic": {
      "main": "/bundles/platform-browser-dynamic.umd.js"
    },
    "@angular/upgrade": {
      "main": "/bundles/upgrade.umd.js"
    },
    "@angular/animations": {
      "main": "/bundles/animations.umd.js"
    },
    "@progress/kendo-angular-buttons": {
      "main": "dist/cdn/js/kendo-angular-buttons.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-angular-l10n": {
      "main": "dist/cdn/js/kendo-angular-l10n.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-angular-charts": {
      "main": "dist/cdn/js/kendo-angular-charts.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-angular-inputs": {
      "main": "dist/cdn/js/kendo-angular-inputs.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-angular-intl": {
      "main": "dist/cdn/js/kendo-angular-intl.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-data-query": {
      "main": "dist/cdn/js/kendo-data-query.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-file-saver": {
      "main": "dist/npm/main.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-angular-dateinputs": {
      "main": "dist/cdn/js/kendo-angular-dateinputs.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-angular-dialog": {
      "main": "dist/cdn/js/kendo-angular-dialog.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-angular-dropdowns": {
      "main": "dist/cdn/js/kendo-angular-dropdowns.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-angular-grid": {
      "main": "dist/cdn/js/kendo-angular-grid.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-angular-popup": {
      "main": "dist/cdn/js/kendo-angular-popup.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-angular-label": {
      "main": "dist/cdn/js/kendo-angular-label.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-angular-layout": {
      "main": "dist/cdn/js/kendo-angular-layout.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-angular-ripple": {
      "main": "dist/cdn/js/kendo-angular-ripple.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-angular-scrollview": {
      "main": "dist/cdn/js/kendo-angular-scrollview.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-angular-sortable": {
      "main": "dist/cdn/js/kendo-angular-sortable.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-angular-upload": {
      "main": "dist/cdn/js/kendo-angular-upload.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-angular-excel-export": {
      "main": "dist/cdn/js/kendo-angular-excel-export.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-angular-pdf-export": {
      "main": "dist/cdn/js/kendo-angular-pdf-export.js",
      "defaultExtension": "js"
    },
    "@progress/kendo-date-math": {
      "main": "dist/cdn/js/kendo-date-math.js",
      "defaultExtension": "js"
    }
  }
});

<!DOCTYPE html>
<html>
  <head>
    <title>Angular 2 QuickStart</title>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">

    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-alpha.6/css/bootstrap.min.css" integrity="sha384-rwoIResjU2yc3z8GV/NPeZWAv56rSmLldC3R/AZzGRnGxQQKnKkoFVhFQhNUwEyJ" crossorigin="anonymous">
    <link rel="stylesheet" href="https://www.telerik.com/kendo-angular-ui/npm/node_modules//@progress/kendo-theme-default/dist/all.css" />
    <!-- 1. Load libraries -->
    <!-- Polyfill(s) for older browsers -->
    <script src="https://unpkg.com/core-js/client/shim.min.js"></script>

    <script src="https://unpkg.com/zone.js@0.8.12/dist/zone.js"></script>
    <script src="https://unpkg.com/reflect-metadata@0.1.3/Reflect.js"></script>
    <script src="https://unpkg.com/systemjs@0.19.27/dist/system.js"></script>

    <!-- 2. Configure SystemJS -->
    <script src="systemjs.config.js"></script>
    <script>
      System.import('app').catch(function(err){ console.error(err); });
    </script>

    <!-- Example-specific styles -->
    <style>
      html, body { overflow: hidden; }
      body { font-family: "RobotoRegular",Helvetica,Arial,sans-serif; font-size: 14px; margin: 0; }
      my-app { display: block; width: 100%; overflow: hidden; min-height: 80px; box-sizing: border-box; padding: 30px; }
      my-app > .k-icon.k-i-loading { font-size: 64px; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); }
      .example-wrapper { min-height: 280px; align-content: flex-start; }
      .example-wrapper p, .example-col p { margin: 0 0 10px; }
      .example-wrapper p:first-child, .example-col p:first-child { margin-top: 0; }
      .example-col { display: inline-block; vertical-align: top; padding-right: 20px; padding-bottom: 20px; }
      .example-config { margin: 0 0 20px; padding: 20px; background-color: rgba(0,0,0,.03); border: 1px solid rgba(0,0,0,.08); }
      .event-log { margin: 0; padding: 0; max-height: 100px; overflow-y: auto; list-style-type: none; border: 1px solid rgba(0,0,0,.08); background-color: #fff; }
      .event-log li {margin: 0; padding: .3em; line-height: 1.2em; border-bottom: 1px solid rgba(0,0,0,.08); }
      .event-log li:last-child { margin-bottom: -1px;}
    </style>
  </head>

  <!-- 3. Display the application -->
  <body>
    <my-app>
        <span class="k-icon k-i-loading" style="color: #ff6358"></span>
    </my-app>
    
  </body>
</html>