mapcomplete/Models/ThemeViewState.ts

280 lines
12 KiB
TypeScript

import LayoutConfig from "./ThemeConfig/LayoutConfig"
import { SpecialVisualizationState } from "../UI/SpecialVisualization"
import { Changes } from "../Logic/Osm/Changes"
import { Store, UIEventSource } from "../Logic/UIEventSource"
import FeatureSource, {
IndexedFeatureSource,
WritableFeatureSource,
} from "../Logic/FeatureSource/FeatureSource"
import { OsmConnection } from "../Logic/Osm/OsmConnection"
import { DefaultGuiState } from "../UI/DefaultGuiState"
import { MapProperties } from "./MapProperties"
import LayerState from "../Logic/State/LayerState"
import { Feature } from "geojson"
import FullNodeDatabaseSource from "../Logic/FeatureSource/TiledFeatureSource/FullNodeDatabaseSource"
import { Map as MlMap } from "maplibre-gl"
import InitialMapPositioning from "../Logic/Actors/InitialMapPositioning"
import { MapLibreAdaptor } from "../UI/Map/MapLibreAdaptor"
import { GeoLocationState } from "../Logic/State/GeoLocationState"
import FeatureSwitchState from "../Logic/State/FeatureSwitchState"
import { QueryParameters } from "../Logic/Web/QueryParameters"
import UserRelatedState from "../Logic/State/UserRelatedState"
import LayerConfig from "./ThemeConfig/LayerConfig"
import GeoLocationHandler from "../Logic/Actors/GeoLocationHandler"
import { AvailableRasterLayers, RasterLayerPolygon } from "./RasterLayers"
import LayoutSource from "../Logic/FeatureSource/Sources/LayoutSource"
import StaticFeatureSource from "../Logic/FeatureSource/Sources/StaticFeatureSource"
import FeaturePropertiesStore from "../Logic/FeatureSource/Actors/FeaturePropertiesStore"
import PerLayerFeatureSourceSplitter from "../Logic/FeatureSource/PerLayerFeatureSourceSplitter"
import SaveFeatureSourceToLocalStorage from "../Logic/FeatureSource/Actors/SaveFeatureSourceToLocalStorage"
import FilteringFeatureSource from "../Logic/FeatureSource/Sources/FilteringFeatureSource"
import ShowDataLayer from "../UI/Map/ShowDataLayer"
import TitleHandler from "../Logic/Actors/TitleHandler"
import ChangeToElementsActor from "../Logic/Actors/ChangeToElementsActor"
import PendingChangesUploader from "../Logic/Actors/PendingChangesUploader"
import SelectedElementTagsUpdater from "../Logic/Actors/SelectedElementTagsUpdater"
import { BBox } from "../Logic/BBox"
import Constants from "./Constants"
import Hotkeys from "../UI/Base/Hotkeys"
import Translations from "../UI/i18n/Translations"
import { GeoIndexedStoreForLayer } from "../Logic/FeatureSource/Actors/GeoIndexedStore"
/**
*
* The themeviewState contains all the state needed for the themeViewGUI.
*
* This is pretty much the 'brain' or the HQ of MapComplete
*
* It ties up all the needed elements and starts some actors.
*/
export default class ThemeViewState implements SpecialVisualizationState {
readonly layout: LayoutConfig
readonly map: UIEventSource<MlMap>
readonly changes: Changes
readonly featureSwitches: FeatureSwitchState
readonly featureSwitchIsTesting: Store<boolean>
readonly featureSwitchUserbadge: Store<boolean>
readonly featureProperties: FeaturePropertiesStore
readonly osmConnection: OsmConnection
readonly selectedElement: UIEventSource<Feature>
readonly mapProperties: MapProperties
readonly dataIsLoading: Store<boolean> // TODO
readonly guistate: DefaultGuiState
readonly fullNodeDatabase?: FullNodeDatabaseSource // TODO
readonly historicalUserLocations: WritableFeatureSource
readonly indexedFeatures: IndexedFeatureSource
readonly layerState: LayerState
readonly perLayer: ReadonlyMap<string, GeoIndexedStoreForLayer>
readonly availableLayers: Store<RasterLayerPolygon[]>
readonly selectedLayer: UIEventSource<LayerConfig>
readonly userRelatedState: UserRelatedState
readonly geolocation: GeoLocationHandler
constructor(layout: LayoutConfig) {
this.layout = layout
this.guistate = new DefaultGuiState()
this.map = new UIEventSource<MlMap>(undefined)
const initial = new InitialMapPositioning(layout)
this.mapProperties = new MapLibreAdaptor(this.map, initial)
const geolocationState = new GeoLocationState()
this.featureSwitches = new FeatureSwitchState(layout)
this.featureSwitchIsTesting = this.featureSwitches.featureSwitchIsTesting
this.featureSwitchUserbadge = this.featureSwitches.featureSwitchUserbadge
this.osmConnection = new OsmConnection({
dryRun: this.featureSwitches.featureSwitchIsTesting,
fakeUser: this.featureSwitches.featureSwitchFakeUser.data,
oauth_token: QueryParameters.GetQueryParameter(
"oauth_token",
undefined,
"Used to complete the login"
),
osmConfiguration: <"osm" | "osm-test">this.featureSwitches.featureSwitchApiURL.data,
})
this.userRelatedState = new UserRelatedState(this.osmConnection, layout?.language)
this.selectedElement = new UIEventSource<Feature | undefined>(undefined, "Selected element")
this.selectedLayer = new UIEventSource<LayerConfig>(undefined, "Selected layer")
this.geolocation = new GeoLocationHandler(
geolocationState,
this.selectedElement,
this.mapProperties,
this.userRelatedState.gpsLocationHistoryRetentionTime
)
this.availableLayers = AvailableRasterLayers.layersAvailableAt(this.mapProperties.location)
this.layerState = new LayerState(this.osmConnection, layout.layers, layout.id)
this.indexedFeatures = new LayoutSource(
layout.layers,
this.featureSwitches,
new StaticFeatureSource([]),
this.mapProperties,
this.osmConnection.Backend(),
(id) => this.layerState.filteredLayers.get(id).isDisplayed
)
const indexedElements = this.indexedFeatures
this.featureProperties = new FeaturePropertiesStore(indexedElements)
const perLayer = new PerLayerFeatureSourceSplitter(
Array.from(this.layerState.filteredLayers.values()).filter(
(l) => l.layerDef.source !== null
),
indexedElements,
{
constructStore: (features, layer) => new GeoIndexedStoreForLayer(features, layer),
handleLeftovers: (features) => {
console.warn(
"Got ",
features.length,
"leftover features, such as",
features[0].properties
)
},
}
)
this.perLayer = perLayer.perLayer
this.perLayer.forEach((fs) => {
new SaveFeatureSourceToLocalStorage(fs.layer.layerDef.id, 15, fs)
const filtered = new FilteringFeatureSource(
fs.layer,
fs,
(id) => this.featureProperties.getStore(id),
this.layerState.globalFilters
)
const doShowLayer = this.mapProperties.zoom.map(
(z) =>
(fs.layer.isDisplayed?.data ?? true) && z >= (fs.layer.layerDef?.minzoom ?? 0),
[fs.layer.isDisplayed]
)
new ShowDataLayer(this.map, {
layer: fs.layer.layerDef,
features: filtered,
doShowLayer,
selectedElement: this.selectedElement,
selectedLayer: this.selectedLayer,
fetchStore: (id) => this.featureProperties.getStore(id),
})
})
this.changes = new Changes(
{
dryRun: this.featureSwitches.featureSwitchIsTesting,
allElements: indexedElements,
featurePropertiesStore: this.featureProperties,
osmConnection: this.osmConnection,
historicalUserLocations: this.geolocation.historicalUserLocations,
},
layout?.isLeftRightSensitive() ?? false
)
this.initActors()
this.drawSpecialLayers()
this.initHotkeys()
this.miscSetup()
}
/**
* Various small methods that need to be called
*/
private miscSetup() {
this.userRelatedState.markLayoutAsVisited(this.layout)
}
private initHotkeys() {
Hotkeys.RegisterHotkey(
{ nomod: "Escape", onUp: true },
Translations.t.hotkeyDocumentation.closeSidebar,
() => {
this.selectedElement.setData(undefined)
this.guistate.closeAll()
}
)
}
/**
* Add the special layers to the map
* @private
*/
private drawSpecialLayers() {
type AddedByDefaultTypes = typeof Constants.added_by_default[number]
/**
* A listing which maps the layerId onto the featureSource
*/
const empty = []
const specialLayers: Record<AddedByDefaultTypes | "current_view", FeatureSource> = {
home_location: this.userRelatedState.homeLocation,
gps_location: this.geolocation.currentUserLocation,
gps_location_history: this.geolocation.historicalUserLocations,
gps_track: this.geolocation.historicalUserLocationsTrack,
selected_element: new StaticFeatureSource(
this.selectedElement.map((f) => (f === undefined ? empty : [f]))
),
range: new StaticFeatureSource(
this.mapProperties.maxbounds.map((bbox) =>
bbox === undefined ? empty : <Feature[]>[bbox.asGeoJson({ id: "range" })]
)
),
current_view: new StaticFeatureSource(
this.mapProperties.bounds.map((bbox) =>
bbox === undefined ? empty : <Feature[]>[bbox.asGeoJson({ id: "current_view" })]
)
),
}
if (this.layout?.lockLocation) {
const bbox = new BBox(this.layout.lockLocation)
this.mapProperties.maxbounds.setData(bbox)
ShowDataLayer.showRange(
this.map,
new StaticFeatureSource([bbox.asGeoJson({})]),
this.featureSwitches.featureSwitchIsTesting
)
}
this.layerState.filteredLayers
.get("range")
?.isDisplayed?.syncWith(this.featureSwitches.featureSwitchIsTesting, true)
this.layerState.filteredLayers.forEach((flayer) => {
const features = specialLayers[flayer.layerDef.id]
if (features === undefined) {
return
}
new ShowDataLayer(this.map, {
features,
doShowLayer: flayer.isDisplayed,
layer: flayer.layerDef,
selectedElement: this.selectedElement,
selectedLayer: this.selectedLayer,
})
})
}
/**
* Setup various services for which no reference are needed
* @private
*/
private initActors() {
// Various actors that we don't need to reference
new TitleHandler(
this.selectedElement,
this.selectedLayer,
this.featureProperties,
this.layout
)
new ChangeToElementsActor(this.changes, this.featureProperties)
new PendingChangesUploader(this.changes, this.selectedElement)
new SelectedElementTagsUpdater({
allElements: this.featureProperties,
changes: this.changes,
selectedElement: this.selectedElement,
layoutToUse: this.layout,
osmConnection: this.osmConnection,
})
}
}