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HTML

              
                <html>

<head>
	<meta charset="utf-8">
	<meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no">
	<title>Edit features with the Editor widget | Sample | ArcGIS API for JavaScript 4.19</title>

	<link rel="stylesheet" href="https://js.arcgis.com/4.19/esri/themes/light/main.css" />
	<script src="https://js.arcgis.com/4.19/"></script>

	<style>
		html,
		body,
		#viewDiv {
			padding: 0;
			margin: 0;
			height: 100%;
			width: 100%;
		}

		.esri-editor .esri-item-list__scroller {
			max-height: 350px;
		}
	</style>

	<script>
		require([
			"esri/WebMap",
			"esri/views/MapView",
			"esri/widgets/Editor",
			"esri/core/watchUtils",
			"esri/geometry/geometryEngine"
		], (
			WebMap, MapView,
			Editor, watchUtils, geometryEngine
		) => {

			let pointLayer, lineLayer, polygonLayer;

			// Create a map from the referenced webmap item id
			const webmap = new WebMap({
				portalItem: {
					id: "459a495fc16d4d4caa35e92e895694c8"
				}
			});

			const view = new MapView({
				container: "viewDiv",
				map: webmap
			});

			view.when(() => {
				view.map.loadAll().then(() => {
					view.map.allLayers.forEach((layer) => {
						if (layer.type === 'feature') {
							switch (layer.geometryType) {
								case "polygon":
									polygonLayer = layer;
									break;
								case "polyline":
									lineLayer = layer;
									break;
								case "point":
									pointLayer = layer;
									break;
							}
						}
					});

					// Create layerInfos for layers in Editor. This
					// sets the fields for editing.

					const pointInfos = {
						layer: pointLayer,
						fieldConfig: [{
							name: "HazardType",
							label: "Hazard type"
						}, {
							name: "Description",
							label: "Description"
						}, {
							name: "SpecialInstructions",
							label: "Special Instructions"
						}, {
							name: "Status",
							label: "Status"
						}, {
							name: "Priority",
							label: "Priority"
						}]
					};

					const lineInfos = {
						layer: lineLayer,
						fieldConfig: [{
							name: "Severity",
							label: "Severity"
						}, {
							name: "blocktype",
							label: "Type of blockage"
						}, {
							name: "fullclose",
							label: "Full closure"
						}, {
							name: "active",
							label: "Active"
						}, {
							name: "locdesc",
							label: "Location Description"
						}]
					};

					const polyInfos = {
						layer: polygonLayer,
						fieldConfig: [{
							name: "incidenttype",
							label: "Incident Type"
						}, {
							name: "activeincid",
							label: "Active"
						}, {
							name: "descrip",
							label: "Description"
						}]
					};

					const editor = new Editor({
						view: view,
						layerInfos: [{
							layer: pointLayer,
							fieldConfig: [pointInfos]
						},
							{
								layer: lineLayer,
								fieldConfig: [lineInfos]
							},
							{
								layer: polygonLayer,
								fieldConfig: [polyInfos]
							}
						],
						// Set the snapping options for the Editor. By default, snapping is enabled. This can be toggled on/off using the CTRL key.
						snappingOptions: {
							enabled: true,
							selfEnabled: true,
							featureEnabled: true,
							featureSources: [{
								layer: pointLayer
							}, {
								layer: lineLayer
							}, {
								layer: polygonLayer
							}]
						}

					});
					// Add widget to top-right of the view
					view.ui.add(editor, "top-right");

					watchUtils.when(editor.viewModel.featureFormViewModel, "feature", () => {
						if ((editor.viewModel.state === 'awaiting-feature-to-create') &&
							(editor.viewModel.featureFormViewModel.feature.geometry.type === 'polygon')) {
							let num_area = geometryEngine.geodesicArea(
								editor.viewModel.featureFormViewModel.feature.geometry, 'square-meters'
							)
							if (num_area > 10000) {
								alert('Warning: Maximum area accepted for a building is 10000 m2');
								editor.cancelWorkflow();
							}
						}
					})
				});
			});
		});
	</script>
</head>

<body>
<div id="viewDiv"></div>
<div id="editorDiv"></div>
</body>

</html>
              
            
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