Initial version of an LWC List View wrapper

framework/default/ortoo-lwc-list-view-buttons/lwc/lwcListViewWrapper/lwcListViewWrapper.js

@@ -0,0 +1,70 @@
+import { LightningElement, wire, track } from 'lwc';
+import { CurrentPageReference, NavigationMixin } from 'lightning/navigation';
+import displayError from 'c/errorRenderer';
+import getEpochTime from '@salesforce/apex/TimeController.getEpochTime';
+
+const LOAD_LEEWAY = 60; // number of seconds leeway between the redirection to the page and the load of it.
+
+// TODO: can we have a generic 'no records selected' error?
+// TODO: clarify the error message when using an old link
+// TODO: standards to always say how many records will be updated on the included LWC
+export default class LwcListViewWrapper extends NavigationMixin( LightningElement ) {
+
+	@track currentPageReference;
+    @wire( CurrentPageReference )
+    setCurrentPageReference( currentPageReference ) {
+        this.currentPageReference = currentPageReference;
+		this.checkLoadTimeWithinLimits();
+    }
+
+	displayForm;
+	launchedEpochTime;
+
+    get recordIds() {
+        return JSON.parse( this.currentPageReference?.state?.c__recordIds );
+    }
+
+	get directedEpochTime() {
+		return parseInt( this.currentPageReference?.state?.c__epoch );
+	}
+
+	get returnUrl() {
+		return this.currentPageReference?.state?.c__returnUrl;
+	}
+
+	checkLoadTimeWithinLimits() {
+
+		if ( ! this.directedEpochTime ) {
+			return;
+		}
+
+		getEpochTime()
+		.then( launchedEpochTime => {
+
+			this.launchedEpochTime = parseInt( launchedEpochTime );
+
+			let timeDifference = Math.abs( this.directedEpochTime - this.launchedEpochTime );
+			let withinLeeway = timeDifference < LOAD_LEEWAY;
+
+			if ( ! withinLeeway )
+			{
+				displayError.call( this, 'It appears the page was loaded from an old link, and this is dangerous so it is not allowed' );
+			}
+			this.displayForm = withinLeeway;
+		});
+	}
+
+	navigateToReturnUrl() {
+		const navigation = {
+			type: 'standard__webPage',
+			attributes: {
+				url: this.returnUrl
+			}
+		};
+		this[NavigationMixin.Navigate]( navigation );
+	}
+
+	close() {
+		this.navigateToReturnUrl();
+	}
+}

framework/default/ortoo-lwc-list-view-buttons/lwc/lwcListViewWrapper/lwcListViewWrapper.js-meta.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<LightningComponentBundle xmlns="http://soap.sforce.com/2006/04/metadata">
+    <apiVersion>52.0</apiVersion>
+    <isExposed>true</isExposed>
+    <targets>
+        <target>lightning__AppPage</target>
+        <target>lightning__Tab</target>
+    </targets>
+</LightningComponentBundle>