개요

이 샘플에서는 Firestore 클래스의 기본적인 기능을 보여 줍니다.

Firestore 클래스를 사용하여 Firestore 컬렉션에 저장된 데이터를 로드하고 편집함으로써 각 컬렉션을 CollectionView로 노출할 수 있습니다.

평소와 같이 보기를 로드, 편집, 필터링, 정렬, 그룹화하고 페이지를 매길 수 있습니다.

편집하려면 인증이 필요하므로 이 샘플에서는 편집을 보여 드리지 않습니다.

FlexGrid 알아보기 | Firestore Overview Documentation | Cloud API Reference

import 'bootstrap.css'; import '@grapecity/wijmo.styles/wijmo.css'; import './styles.css'; import { Firestore } from '@grapecity/wijmo.cloud'; import { ComboBox } from '@grapecity/wijmo.input'; import { FlexGrid, DataMap } from '@grapecity/wijmo.grid'; import { FlexChart } from '@grapecity/wijmo.chart'; document.readyState === 'complete' ? init() : window.onload = init; function init() { // create the Firestore data source const API_KEY = 'AIzaSyBeEwDqO_h1KOMRekRrDizOZweSiTXRj2Y'; const PROJECT_ID = 'test-9c0be'; let fireStore = new Firestore(PROJECT_ID, API_KEY, { collections: ['Products', 'Categories', 'Suppliers'] }); // add a ComboBox so users can see and select product categories: new ComboBox('#categoryCombo', { placeholder: '(All Categories)', isRequired: false, displayMemberPath: 'CategoryName', itemsSource: fireStore.getCollection('Categories'), selectedIndexChanged: (s, e) => { let cat = s.selectedItem; fireStore.getCollection('Products').filter = item => { return cat == null || cat.CategoryID == item.CategoryID; }; } }); // show products for the selected category as a grid let supplierMap = new DataMap(fireStore.getCollection('Suppliers'), 'SupplierID', 'CompanyName'); new FlexGrid('#productGrid', { selectionMode: 'MultiRange', showMarquee: true, isReadOnly: true, autoGenerateColumns: false, columns: [ { binding: 'ProductName', header: 'Product Name', width: 200 }, { binding: 'UnitPrice', header: 'Unit Price', format: 'n2' }, { binding: 'QuantityPerUnit', header: 'Quantity Per Unit', width: 150 }, { binding: 'SupplierID', header: 'Supplier', dataMap: supplierMap, width: 200 }, { binding: 'UnitsInStock', header: 'In Stock', format: 'n0' }, { binding: 'UnitsOnOrder', header: 'On Order', format: 'n0' }, ], itemsSource: fireStore.getCollection('Products') }); // show products for the selected category as a chart new FlexChart('#productChart', { chartType: 'Bar', axisX: { majorGrid: true, axisLine: false }, axisY: { majorGrid: false, axisLine: false, reversed: true }, legend: { position: 'Bottom' }, bindingX: 'ProductName', series: [ { binding: 'UnitPrice', name: 'Product Unit Prices (US$)' } ], itemsSource: fireStore.getCollection('Products') }); }
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>MESCIUS Wijmo Firestore Overview</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- SystemJS --> <script src="node_modules/systemjs/dist/system.src.js"></script> <script src="systemjs.config.js"></script> <script> System.import('./src/app'); </script> </head> <body> <div class="container-fluid"> <label> Category <div id="categoryCombo"></div> </label> <div class="row"> <div class="col-sm-6"> <div id="productGrid"></div> </div> <div class="col-sm-6"> <div id="productChart"></div> </div> </div> </div> </body> </html>
.wj-flexgrid, .wj-flexchart { height: 350px; } .wj-axis-y .wj-label { font-size: 85%; } label { font-weight: normal; } label .wj-control { font-weight: bold; }
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