import 'bootstrap.css';
import '@mescius/wijmo.styles/wijmo.css';
import './styles.css';
//
import { RestCollectionViewJson } from './rest-collection-view-json';
import { CollectionViewNavigator } from '@mescius/wijmo.input';
import { FlexGrid } from '@mescius/wijmo.grid';
import { FlexGridFilter } from '@mescius/wijmo.grid.filter';
//
document.readyState === 'complete' ? init() : window.onload = init;
//
function init() {
// create the grid to show the data
let theGrid = new FlexGrid('#theGrid', {
allowAddNew: true,
allowDelete: true,
showMarquee: true,
selectionMode: 'MultiRange',
deferResizing: true,
alternatingRowStep: 0,
// create RestCollectionViewJson
itemsSource: new RestCollectionViewJson('todos', {
key: 'id',
pageSize: 8
})
});
// auto-number row headers
theGrid.topLeftCells.columns[0].cellTemplate = $ => $.text || ($.row.index + 1).toString();
// add the filter
new FlexGridFilter(theGrid);
// add the navigator
new CollectionViewNavigator('#theNavigator', {
cv: theGrid.collectionView,
byPage: true
});
// toggle pagination
document.getElementById('paging').addEventListener('click', e => {
let paging = e.target.checked, view = theGrid.collectionView;
view.pageSize = paging ? 8 : 0;
});
}
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>MESCIUS Wijmo RestCollectionView JSON Placeholder</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<!-- SystemJS -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.21.5/system.src.js" integrity="sha512-skZbMyvYdNoZfLmiGn5ii6KmklM82rYX2uWctBhzaXPxJgiv4XBwJnFGr5k8s+6tE1pcR1nuTKghozJHyzMcoA==" crossorigin="anonymous"></script>
<script src="systemjs.config.js"></script>
<script>
System.import('./src/app');
</script>
</head>
<body>
<div class="container-fluid">
<label>
Paging
<input id="paging" type="checkbox" checked>
</label>
<br />
<div id="theNavigator"></div>
<div id="theGrid"></div>
</div>
</body>
</html>
body {
margin-bottom: 36pt;
}
.wj-flexgrid {
max-height: 400px;
}
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
import { RestCollectionView } from '@mescius/wijmo.rest';
import { httpRequest, copy, asString, assert } from '@mescius/wijmo';
// regex used to parse dates
const _rxDate = /^\d{4}\-\d{2}\-\d{2}T\d{2}\:\d{2}\:\d{2}|\/Date\([\d\-]*?\)/;
/**
* Class that extends {@link ServerCollectionViewBase} to support JSOnPlaceholder sources.
*
* For more details on JSOnPlaceholder sources, please see
* https://jsonplaceholder.typicode.com/guide/
*/
export class RestCollectionViewJson extends RestCollectionView {
/**
* Initializes a new instance of the {@link RestCollectionViewJson} class.
*
* @param tableName Name of the table (entity) to retrieve from the service.
* @param options JavaScript object containing initialization data (property
* values and event handlers) for the {@link ODataCollectionView}.
*/
constructor(tableName, options) {
super();
this._url = 'https://jsonplaceholder.typicode.com/';
this._tbl = asString(tableName);
copy(this, options);
// this source does not support server-side pagination, sorting, or filtering.
this.pageOnServer = false;
this.sortOnServer = false;
this.filterOnServer = false;
}
/**
* Gets or the name of the key field.
*
* Key fields are required for update operations (add/remove/delete).
*/
get key() {
return this._key;
}
set key(value) {
this._key = asString(value);
}
// ** implementation
_getWriteUrl(item) {
let url = this._url + this._tbl;
assert(this.key != null, 'write operations require keys');
return url + '/' + item[this.key];
}
_jsonReviver(key, value) {
if (typeof value === 'string' && _rxDate.test(value)) {
value = value.indexOf('/Date(') == 0 // verbosejson
? new Date(parseInt(value.substr(6)))
: new Date(value);
}
return value;
}
// ** overrides
getItems() {
return __awaiter(this, void 0, void 0, function* () {
// cancel any pending requests
if (this._pendingRequest) {
//console.log('aborting pending request');
this._pendingRequest.abort();
}
return new Promise(resolve => {
let url = this._url + this._tbl;
this._pendingRequest = httpRequest(url, {
success: (xhr) => __awaiter(this, void 0, void 0, function* () {
let arr = JSON.parse(xhr.responseText, this._jsonReviver);
resolve(arr);
}),
error: xhr => this._raiseError(xhr.responseText, false),
complete: xhr => this._pendingRequest = null // no pending requests
});
});
});
}
addItem(item) {
return new Promise(resolve => {
let url = this._url + this._tbl;
let requestHeaders = {
'Content-Type': 'application/json; charset=UTF-8'
};
if (this.requestHeaders) {
for (let k in this.requestHeaders) {
requestHeaders[k] = this.requestHeaders[k];
}
}
let newItem = {};
for (let k in item) {
if (k != this.key) {
newItem[k] = item[k];
}
}
httpRequest(url, {
method: 'POST',
requestHeaders: requestHeaders,
data: newItem,
success: xhr => {
let newItem = JSON.parse(xhr.responseText, this._jsonReviver);
item[this.key] = newItem[this.key];
this.refresh();
},
error: xhr => this._raiseError(xhr.responseText, true)
});
});
}
patchItem(item) {
return new Promise((resolve) => {
let url = this._getWriteUrl(item);
httpRequest(url, {
method: 'PUT',
requestHeaders: this.requestHeaders,
data: item,
success: xhr => resolve(item),
error: xhr => this._raiseError(xhr.responseText, true)
});
});
}
deleteItem(item) {
return new Promise(resolve => {
let url = this._getWriteUrl(item);
httpRequest(url, {
method: 'DELETE',
requestHeaders: this.requestHeaders,
success: xhr => {
resolve(item);
},
error: xhr => this._raiseError(xhr.responseText, true)
});
});
}
}
(function (global) {
System.config({
transpiler: 'plugin-babel',
babelOptions: {
es2015: true
},
meta: {
'*.css': { loader: 'css' }
},
paths: {
// paths serve as alias
'npm:': 'node_modules/'
},
// map tells the System loader where to look for things
map: {
'jszip': 'npm:jszip/dist/jszip.js',
'@mescius/wijmo': 'npm:@mescius/wijmo/index.js',
'@mescius/wijmo.input': 'npm:@mescius/wijmo.input/index.js',
'@mescius/wijmo.styles': 'npm:@mescius/wijmo.styles',
'@mescius/wijmo.cultures': 'npm:@mescius/wijmo.cultures',
'@mescius/wijmo.chart': 'npm:@mescius/wijmo.chart/index.js',
'@mescius/wijmo.chart.analytics': 'npm:@mescius/wijmo.chart.analytics/index.js',
'@mescius/wijmo.chart.animation': 'npm:@mescius/wijmo.chart.animation/index.js',
'@mescius/wijmo.chart.annotation': 'npm:@mescius/wijmo.chart.annotation/index.js',
'@mescius/wijmo.chart.finance': 'npm:@mescius/wijmo.chart.finance/index.js',
'@mescius/wijmo.chart.finance.analytics': 'npm:@mescius/wijmo.chart.finance.analytics/index.js',
'@mescius/wijmo.chart.hierarchical': 'npm:@mescius/wijmo.chart.hierarchical/index.js',
'@mescius/wijmo.chart.interaction': 'npm:@mescius/wijmo.chart.interaction/index.js',
'@mescius/wijmo.chart.radar': 'npm:@mescius/wijmo.chart.radar/index.js',
'@mescius/wijmo.chart.render': 'npm:@mescius/wijmo.chart.render/index.js',
'@mescius/wijmo.chart.webgl': 'npm:@mescius/wijmo.chart.webgl/index.js',
'@mescius/wijmo.chart.map': 'npm:@mescius/wijmo.chart.map/index.js',
'@mescius/wijmo.gauge': 'npm:@mescius/wijmo.gauge/index.js',
'@mescius/wijmo.grid': 'npm:@mescius/wijmo.grid/index.js',
'@mescius/wijmo.grid.detail': 'npm:@mescius/wijmo.grid.detail/index.js',
'@mescius/wijmo.grid.filter': 'npm:@mescius/wijmo.grid.filter/index.js',
'@mescius/wijmo.grid.search': 'npm:@mescius/wijmo.grid.search/index.js',
'@mescius/wijmo.grid.grouppanel': 'npm:@mescius/wijmo.grid.grouppanel/index.js',
'@mescius/wijmo.grid.multirow': 'npm:@mescius/wijmo.grid.multirow/index.js',
'@mescius/wijmo.grid.transposed': 'npm:@mescius/wijmo.grid.transposed/index.js',
'@mescius/wijmo.grid.transposedmultirow': 'npm:@mescius/wijmo.grid.transposedmultirow/index.js',
'@mescius/wijmo.grid.pdf': 'npm:@mescius/wijmo.grid.pdf/index.js',
'@mescius/wijmo.grid.sheet': 'npm:@mescius/wijmo.grid.sheet/index.js',
'@mescius/wijmo.grid.xlsx': 'npm:@mescius/wijmo.grid.xlsx/index.js',
'@mescius/wijmo.grid.selector': 'npm:@mescius/wijmo.grid.selector/index.js',
'@mescius/wijmo.grid.cellmaker': 'npm:@mescius/wijmo.grid.cellmaker/index.js',
'@mescius/wijmo.nav': 'npm:@mescius/wijmo.nav/index.js',
'@mescius/wijmo.odata': 'npm:@mescius/wijmo.odata/index.js',
'@mescius/wijmo.olap': 'npm:@mescius/wijmo.olap/index.js',
'@mescius/wijmo.rest': 'npm:@mescius/wijmo.rest/index.js',
'@mescius/wijmo.pdf': 'npm:@mescius/wijmo.pdf/index.js',
'@mescius/wijmo.pdf.security': 'npm:@mescius/wijmo.pdf.security/index.js',
'@mescius/wijmo.viewer': 'npm:@mescius/wijmo.viewer/index.js',
'@mescius/wijmo.xlsx': 'npm:@mescius/wijmo.xlsx/index.js',
'@mescius/wijmo.undo': 'npm:@mescius/wijmo.undo/index.js',
'@mescius/wijmo.interop.grid': 'npm:@mescius/wijmo.interop.grid/index.js',
'@mescius/wijmo.touch': 'npm:@mescius/wijmo.touch/index.js',
'@mescius/wijmo.cloud': 'npm:@mescius/wijmo.cloud/index.js',
'@mescius/wijmo.barcode': 'npm:@mescius/wijmo.barcode/index.js',
'@mescius/wijmo.barcode.common': 'npm:@mescius/wijmo.barcode.common/index.js',
'@mescius/wijmo.barcode.composite': 'npm:@mescius/wijmo.barcode.composite/index.js',
'@mescius/wijmo.barcode.specialized': 'npm:@mescius/wijmo.barcode.specialized/index.js',
'jszip': 'npm:jszip/dist/jszip.js',
'bootstrap.css': 'npm:bootstrap/dist/css/bootstrap.min.css',
'css': 'npm:systemjs-plugin-css/css.js',
'plugin-babel': 'npm:systemjs-plugin-babel/plugin-babel.js',
'systemjs-babel-build':'npm:systemjs-plugin-babel/systemjs-babel-browser.js'
},
// packages tells the System loader how to load when no filename and/or no extension
packages: {
src: {
defaultExtension: 'js'
},
"node_modules": {
defaultExtension: 'js'
},
}
});
})(this);
