import {UIElement} from "./UI/UIElement"; import {Utils} from "./Utils"; import {ElementStorage} from "./Logic/ElementStorage"; import {Changes} from "./Logic/Osm/Changes"; import {OsmConnection} from "./Logic/Osm/OsmConnection"; import Locale from "./UI/i18n/Locale"; import Translations from "./UI/i18n/Translations"; import {FilteredLayer} from "./Logic/FilteredLayer"; import {UpdateFromOverpass} from "./Logic/UpdateFromOverpass"; import {UIEventSource} from "./Logic/UIEventSource"; import {LocalStorageSource} from "./Logic/Web/LocalStorageSource"; import {QueryParameters} from "./Logic/Web/QueryParameters"; import LayoutConfig from "./Customizations/JSON/LayoutConfig"; import Hash from "./Logic/Web/Hash"; import {MangroveIdentity} from "./Logic/Web/MangroveReviews"; import InstalledThemes from "./Logic/InstalledThemes"; import {BaseLayer} from "./Models/BaseLayer"; import Loc from "./Models/Loc"; import Constants from "./Models/Constants"; /** * Contains the global state: a bunch of UI-event sources */ export default class State { // The singleton of the global state public static state: State; public static vNumber = Constants.vNumber; public static userJourney = Constants.userJourney; public static runningFromConsole: boolean = false; public readonly layoutToUse = new UIEventSource(undefined); /** The mapping from id -> UIEventSource */ public allElements: ElementStorage; /** THe change handler */ public changes: Changes; /** THe basemap with leaflet instance */ public bm; /** * Background layer id */ public availableBackgroundLayers: UIEventSource; /** The user credentials */ public osmConnection: OsmConnection; public mangroveIdentity: MangroveIdentity; public favouriteLayers: UIEventSource; public layerUpdater: UpdateFromOverpass; public filteredLayers: UIEventSource = new UIEventSource([]) /** * The message that should be shown at the center of the screen */ public readonly centerMessage = new UIEventSource(""); /** This message is shown full screen on mobile devices */ public readonly fullScreenMessage = new UIEventSource(undefined); /** The latest element that was selected - used to generate the right UI at the right place */ public readonly selectedElement = new UIEventSource(undefined); public readonly featureSwitchUserbadge: UIEventSource; public readonly featureSwitchSearch: UIEventSource; public readonly featureSwitchLayers: UIEventSource; public readonly featureSwitchAddNew: UIEventSource; public readonly featureSwitchWelcomeMessage: UIEventSource; public readonly featureSwitchIframe: UIEventSource; public readonly featureSwitchMoreQuests: UIEventSource; public readonly featureSwitchShareScreen: UIEventSource; public readonly featureSwitchGeolocation: UIEventSource; /** * The map location: currently centered lat, lon and zoom */ public readonly locationControl = new UIEventSource(undefined); /** * The location as delivered by the GPS */ public currentGPSLocation: UIEventSource<{ latlng: {lat:number, lng:number}, accuracy: number }> = new UIEventSource<{ latlng: {lat:number, lng:number}, accuracy: number }>(undefined); public layoutDefinition: string; public installedThemes: UIEventSource<{ layout: LayoutConfig; definition: string }[]>; public layerControlIsOpened: UIEventSource = QueryParameters.GetQueryParameter("layer-control-toggle", "false", "Wether or not the layer control is shown") .map((str) => str !== "false", [], b => "" + b) public welcomeMessageOpenedTab = QueryParameters.GetQueryParameter("tab", "0", `The tab that is shown in the welcome-message. 0 = the explanation of the theme,1 = OSM-credits, 2 = sharescreen, 3 = more themes, 4 = about mapcomplete (user must be logged in and have >${State.userJourney.mapCompleteHelpUnlock} changesets)`).map( str => isNaN(Number(str)) ? 0 : Number(str), [], n => "" + n ); constructor(layoutToUse: LayoutConfig) { const self = this; this.layoutToUse.setData(layoutToUse); function asFloat(source: UIEventSource): UIEventSource { return source.map(str => { let parsed = parseFloat(str); return isNaN(parsed) ? undefined : parsed; }, [], fl => { if (fl === undefined || isNaN(fl)) { return undefined; } return ("" + fl).substr(0, 8); }) } const zoom = asFloat( QueryParameters.GetQueryParameter("z", "" + layoutToUse.startZoom, "The initial/current zoom level") .syncWith(LocalStorageSource.Get("zoom"))); const lat = asFloat(QueryParameters.GetQueryParameter("lat", "" + layoutToUse.startLat, "The initial/current latitude") .syncWith(LocalStorageSource.Get("lat"))); const lon = asFloat(QueryParameters.GetQueryParameter("lon", "" + layoutToUse.startLon, "The initial/current longitude of the app") .syncWith(LocalStorageSource.Get("lon"))); this.locationControl = new UIEventSource({ zoom: Utils.asFloat(zoom.data), lat: Utils.asFloat(lat.data), lon: Utils.asFloat(lon.data), }).addCallback((latlonz) => { zoom.setData(latlonz.zoom); lat.setData(latlonz.lat); lon.setData(latlonz.lon); }); this.layoutToUse.addCallback(layoutToUse => { const lcd = self.locationControl.data; lcd.zoom = lcd.zoom ?? layoutToUse?.startZoom; lcd.lat = lcd.lat ?? layoutToUse?.startLat; lcd.lon = lcd.lon ?? layoutToUse?.startLon; self.locationControl.ping(); }); function featSw(key: string, deflt: (layout: LayoutConfig) => boolean, documentation: string): UIEventSource { const queryParameterSource = QueryParameters.GetQueryParameter(key, undefined, documentation); // I'm so sorry about someone trying to decipher this // It takes the current layout, extracts the default value for this query paramter. A query parameter event source is then retreived and flattened return UIEventSource.flatten( self.layoutToUse.map((layout) => { const defaultValue = deflt(layout); const queryParam = QueryParameters.GetQueryParameter(key, "" + defaultValue, documentation) return queryParam.map((str) => str === undefined ? defaultValue : (str !== "false")); }), [queryParameterSource]); } this.featureSwitchUserbadge = featSw("fs-userbadge", (layoutToUse) => layoutToUse?.enableUserBadge ?? true, "Disables/Enables the user information pill (userbadge) at the top left. Disabling this disables logging in and thus disables editing all together, effectively putting MapComplete into read-only mode."); this.featureSwitchSearch = featSw("fs-search", (layoutToUse) => layoutToUse?.enableSearch ?? true, "Disables/Enables the search bar"); this.featureSwitchLayers = featSw("fs-layers", (layoutToUse) => layoutToUse?.enableLayers ?? true, "Disables/Enables the layer control"); this.featureSwitchAddNew = featSw("fs-add-new", (layoutToUse) => layoutToUse?.enableAddNewPoints ?? true, "Disables/Enables the 'add new feature'-popup. (A theme without presets might not have it in the first place)"); this.featureSwitchWelcomeMessage = featSw("fs-welcome-message", () => true, "Disables/enables the help menu or welcome message"); this.featureSwitchIframe = featSw("fs-iframe", () => false, "Disables/Enables the iframe-popup"); this.featureSwitchMoreQuests = featSw("fs-more-quests", (layoutToUse) => layoutToUse?.enableMoreQuests ?? true, "Disables/Enables the 'More Quests'-tab in the welcome message"); this.featureSwitchShareScreen = featSw("fs-share-screen", (layoutToUse) => layoutToUse?.enableShareScreen ?? true, "Disables/Enables the 'Share-screen'-tab in the welcome message"); this.featureSwitchGeolocation = featSw("fs-geolocation", (layoutToUse) => layoutToUse?.enableGeolocation ?? true, "Disables/Enables the geolocation button"); const testParam = QueryParameters.GetQueryParameter("test", "false", "If true, 'dryrun' mode is activated. The app will behave as normal, except that changes to OSM will be printed onto the console instead of actually uploaded to osm.org").data; this.osmConnection = new OsmConnection( testParam === "true", QueryParameters.GetQueryParameter("oauth_token", undefined, "Used to complete the login"), layoutToUse.id, true ); this.mangroveIdentity = new MangroveIdentity( this.osmConnection.GetLongPreference("identity", "mangrove") ); const h = Hash.Get(); this.selectedElement.addCallback(selected => { if (selected === undefined) { h.setData(""); } else { h.setData(selected.id) } } ) h.addCallbackAndRun(hash => { if(hash === undefined || hash === ""){ self.selectedElement.setData(undefined); } }) this.installedThemes = InstalledThemes.InstalledThemes(this.osmConnection ); // Important: the favourite layers are initialized _after_ the installed themes, as these might contain an installedTheme this.favouriteLayers = this.osmConnection.GetLongPreference("favouriteLayers").map( str => Utils.Dedup(str?.split(";")) ?? [], [], layers => Utils.Dedup(layers)?.join(";") ); Locale.language.syncWith(this.osmConnection.GetPreference("language")); Locale.language.addCallback((currentLanguage) => { const layoutToUse = self.layoutToUse.data; if (layoutToUse === undefined) { return; } if (this.layoutToUse.data.language.indexOf(currentLanguage) < 0) { console.log("Resetting language to", layoutToUse.language[0], "as", currentLanguage, " is unsupported") // The current language is not supported -> switch to a supported one Locale.language.setData(layoutToUse.language[0]); } }).ping() this.layoutToUse.map((layoutToUse) => { return Translations.WT(layoutToUse?.title)?.txt ?? "MapComplete" }, [Locale.language] ).addCallbackAndRun((title) => { document.title = title }); this.allElements = new ElementStorage(); this.changes = new Changes(); if (State.runningFromConsole) { console.warn("running from console - not initializing map. Assuming test.html"); return; } if (document.getElementById("leafletDiv") === null) { console.warn("leafletDiv not found - not initializing map. Assuming test.html"); return; } } }