2025-07-24 22:18:30 +03:00

368 lines
11 KiB
TypeScript

import ViewMode, { ViewModeArgs } from "../view_mode.js";
import L from "leaflet";
import type { GPX, LatLng, Layer, LeafletMouseEvent, Map, Marker } from "leaflet";
import "leaflet/dist/leaflet.css";
import SpacedUpdate from "../../../services/spaced_update.js";
import { t } from "../../../services/i18n.js";
import processNoteWithMarker, { processNoteWithGpxTrack } from "./markers.js";
import { hasTouchBar } from "../../../services/utils.js";
import toast from "../../../services/toast.js";
import { CommandListenerData, EventData } from "../../../components/app_context.js";
import { createNewNote, moveMarker, setupDragging } from "./editing.js";
import { openMapContextMenu } from "./context_menu.js";
import attributes from "../../../services/attributes.js";
import { DEFAULT_MAP_LAYER_NAME, MAP_LAYERS } from "./map_layer.js";
const TPL = /*html*/`
<div class="geo-view">
<style>
.geo-view {
overflow: hidden;
position: relative;
height: 100%;
}
.geo-map-container {
height: 100%;
overflow: hidden;
}
.leaflet-pane {
z-index: 1;
}
.leaflet-top,
.leaflet-bottom {
z-index: 997;
}
.geo-map-container.placing-note {
cursor: crosshair;
}
.geo-map-container .marker-pin {
position: relative;
}
.geo-map-container .leaflet-div-icon {
position: relative;
background: transparent;
border: 0;
overflow: visible;
}
.geo-map-container .leaflet-div-icon .icon-shadow {
position: absolute;
top: 0;
left: 0;
z-index: -1;
}
.geo-map-container .leaflet-div-icon .bx {
position: absolute;
top: 3px;
left: 2px;
background-color: white;
color: black;
padding: 2px;
border-radius: 50%;
font-size: 17px;
}
.geo-map-container .leaflet-div-icon .title-label {
display: block;
position: absolute;
top: 100%;
left: 50%;
transform: translateX(-50%);
font-size: 0.75rem;
height: 1rem;
color: black;
width: 100px;
text-align: center;
text-overflow: ellipsis;
text-shadow: -1px -1px 0 white, 1px -1px 0 white, -1px 1px 0 white, 1px 1px 0 white;
white-space: no-wrap;
overflow: hidden;
}
.geo-map-container.dark .leaflet-div-icon .title-label {
color: white;
text-shadow: -1px -1px 0 black, 1px -1px 0 black, -1px 1px 0 black, 1px 1px 0 black;
}
</style>
<div class="geo-map-container"></div>
</div>`;
interface MapData {
view?: {
center?: LatLng | [number, number];
zoom?: number;
};
}
const DEFAULT_COORDINATES: [number, number] = [3.878638227135724, 446.6630455551659];
const DEFAULT_ZOOM = 2;
export const LOCATION_ATTRIBUTE = "geolocation";
enum State {
Normal,
NewNote
}
export default class GeoView extends ViewMode<MapData> {
private $root: JQuery<HTMLElement>;
private $container!: JQuery<HTMLElement>;
private map?: Map;
private spacedUpdate: SpacedUpdate;
private _state: State;
private ignoreNextZoomEvent?: boolean;
private currentMarkerData: Record<string, Marker>;
private currentTrackData: Record<string, GPX>;
constructor(args: ViewModeArgs) {
super(args, "geoMap");
this.$root = $(TPL);
this.$container = this.$root.find(".geo-map-container");
this.spacedUpdate = new SpacedUpdate(() => this.onSave(), 5_000);
this.currentMarkerData = {};
this.currentTrackData = {};
this._state = State.Normal;
args.$parent.append(this.$root);
}
async renderList() {
this.renderMap();
return this.$root;
}
async renderMap() {
const map = L.map(this.$container[0], {
worldCopyJump: true
});
const layerName = this.parentNote.getLabelValue("map:style") ?? DEFAULT_MAP_LAYER_NAME;
let layer: Layer;
const layerData = MAP_LAYERS[layerName];
if (layerData.type === "vector") {
const style = (typeof layerData.style === "string" ? layerData.style : await layerData.style());
await import("@maplibre/maplibre-gl-leaflet");
layer = L.maplibreGL({
style: style as any
});
} else {
layer = L.tileLayer(layerData.url, {
attribution: layerData.attribution,
detectRetina: true
});
}
if (this.parentNote.hasLabel("map:scale")) {
L.control.scale().addTo(map);
}
this.$container.toggleClass("dark", !!layerData.isDarkTheme);
layer.addTo(map);
this.map = map;
this.#onMapInitialized();
}
async #onMapInitialized() {
const map = this.map;
if (!map) {
throw new Error(t("geo-map.unable-to-load-map"));
}
this.#restoreViewportAndZoom();
const isEditable = !this.isReadOnly;
const updateFn = () => this.spacedUpdate.scheduleUpdate();
map.on("moveend", updateFn);
map.on("zoomend", updateFn);
map.on("click", (e) => this.#onMapClicked(e))
map.on("contextmenu", (e) => openMapContextMenu(this.parentNote.noteId, e, isEditable));
if (isEditable) {
setupDragging(this.$container, map, this.parentNote.noteId);
}
this.#reloadMarkers();
if (hasTouchBar) {
map.on("zoom", () => {
if (!this.ignoreNextZoomEvent) {
this.triggerCommand("refreshTouchBar");
}
this.ignoreNextZoomEvent = false;
});
}
}
async #restoreViewportAndZoom() {
const map = this.map;
if (!map) {
return;
}
const parsedContent = await this.viewStorage.restore();
// Restore viewport position & zoom
const center = parsedContent?.view?.center ?? DEFAULT_COORDINATES;
const zoom = parsedContent?.view?.zoom ?? DEFAULT_ZOOM;
map.setView(center, zoom);
}
private onSave() {
const map = this.map;
let data: MapData = {};
if (map) {
data = {
view: {
center: map.getBounds().getCenter(),
zoom: map.getZoom()
}
};
}
this.viewStorage.store(data);
}
async #reloadMarkers() {
if (!this.map) {
return;
}
// Delete all existing markers
for (const marker of Object.values(this.currentMarkerData)) {
marker.remove();
}
// Delete all existing tracks
for (const track of Object.values(this.currentTrackData)) {
track.remove();
}
// Add the new markers.
this.currentMarkerData = {};
const notes = await this.parentNote.getSubtreeNotes();
const draggable = !this.isReadOnly;
for (const childNote of notes) {
if (childNote.mime === "application/gpx+xml") {
const track = await processNoteWithGpxTrack(this.map, childNote);
this.currentTrackData[childNote.noteId] = track;
continue;
}
const latLng = childNote.getAttributeValue("label", LOCATION_ATTRIBUTE);
if (latLng) {
const marker = processNoteWithMarker(this.map, childNote, latLng, draggable);
this.currentMarkerData[childNote.noteId] = marker;
}
}
}
#changeState(newState: State) {
this._state = newState;
this.$container.toggleClass("placing-note", newState === State.NewNote);
if (hasTouchBar) {
this.triggerCommand("refreshTouchBar");
}
}
async onEntitiesReloaded({ loadResults }: EventData<"entitiesReloaded">) {
// If any of the children branches are altered.
if (loadResults.getBranchRows().find((branch) => branch.parentNoteId === this.parentNote.noteId)) {
this.#reloadMarkers();
return;
}
// If any of note has its location attribute changed.
// TODO: Should probably filter by parent here as well.
const attributeRows = loadResults.getAttributeRows();
if (attributeRows.find((at) => [LOCATION_ATTRIBUTE, "color"].includes(at.name ?? ""))) {
this.#reloadMarkers();
}
// Full reload if map layer is changed.
if (loadResults.getAttributeRows().some(attr => (attr.name?.startsWith("map:") && attributes.isAffecting(attr, this.parentNote)))) {
return true;
}
}
async geoMapCreateChildNoteEvent({ ntxId }: EventData<"geoMapCreateChildNote">) {
toast.showPersistent({
icon: "plus",
id: "geo-new-note",
title: "New note",
message: t("geo-map.create-child-note-instruction")
});
this.#changeState(State.NewNote);
const globalKeyListener: (this: Window, ev: KeyboardEvent) => any = (e) => {
if (e.key !== "Escape") {
return;
}
this.#changeState(State.Normal);
window.removeEventListener("keydown", globalKeyListener);
toast.closePersistent("geo-new-note");
};
window.addEventListener("keydown", globalKeyListener);
}
async #onMapClicked(e: LeafletMouseEvent) {
if (this._state !== State.NewNote) {
return;
}
toast.closePersistent("geo-new-note");
await createNewNote(this.parentNote.noteId, e);
this.#changeState(State.Normal);
}
deleteFromMapEvent({ noteId }: EventData<"deleteFromMap">) {
moveMarker(noteId, null);
}
buildTouchBarCommand({ TouchBar }: CommandListenerData<"buildTouchBar">) {
const map = this.map;
const that = this;
if (!map) {
return;
}
return [
new TouchBar.TouchBarSlider({
label: "Zoom",
value: map.getZoom(),
minValue: map.getMinZoom(),
maxValue: map.getMaxZoom(),
change(newValue) {
that.ignoreNextZoomEvent = true;
map.setZoom(newValue);
},
}),
new TouchBar.TouchBarButton({
label: "New geo note",
click: () => this.triggerCommand("geoMapCreateChildNote"),
enabled: (this._state === State.Normal)
})
];
}
}