import {UIEventSource} from "./UI/UIEventSource"; import {Changes} from "./Logic/Osm/Changes"; export class Helpers { static DoEvery(millis: number, f: (() => void)) { window.setTimeout( function () { f(); Helpers.DoEvery(millis, f); } , millis) } static SetupAutoSave(changes: Changes, millisTillChangesAreSaved: UIEventSource, saveAfterXMillis: number) { changes.pendingChangesES.addCallback(function () { var c = changes.pendingChangesES.data; if (c > 10) { millisTillChangesAreSaved.setData(0); changes.uploadAll(undefined); return; } if (c > 0) { millisTillChangesAreSaved.setData(saveAfterXMillis); } }); millisTillChangesAreSaved.addCallback((time) => { if (time <= 0 && changes.pendingChangesES.data > 0) { changes.uploadAll(undefined); } } ) Helpers.DoEvery( 1000, () => { millisTillChangesAreSaved .setData(millisTillChangesAreSaved.data - 1000) }); } /* * Registers an action that: * -> Upload everything to OSM * -> Asks the user not to close. The 'not to close' dialog should profide enough time to upload * -> WHen uploading is done, the window is closed anyway */ static LastEffortSave(changes: Changes) { window.addEventListener("beforeunload", function (e) { // Quickly save everyting! if (changes.pendingChangesES.data == 0) { return ""; } changes.uploadAll(function () { window.close() }); var confirmationMessage = "Nog even geduld - je laatset wijzigingen worden opgeslaan!"; (e || window.event).returnValue = confirmationMessage; //Gecko + IE return confirmationMessage; //Webkit, Safari, Chrome }); document.addEventListener('visibilitychange',() => { if(document.visibilityState === "visible"){ return; } if (changes.pendingChangesES.data == 0) { return; } console.log("Upmoading: loss of focus") changes.uploadAll(function () { window.close() }); }) } }