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vcoppe
2024-05-22 16:05:31 +02:00
parent 94bfd791b7
commit f202b6c196
19 changed files with 553 additions and 395 deletions
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81
website/src/lib/stores.ts
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@@ -5,61 +5,58 @@ import { GPXFile, buildGPX, parseGPX, GPXStatistics, type Coordinates } from 'gp
import { tick } from 'svelte';
import { _ } from 'svelte-i18n';
import type { GPXLayer } from '$lib/components/gpx-layer/GPXLayer';
import { dbUtils, fileObservers, settings } from './db';
import { settings, dbUtils, fileObservers } from './db';
import { selection } from '$lib/components/file-list/Selection';
import { ListFileItem, ListWaypointItem, type ListItem } from '$lib/components/file-list/FileList';
export const map = writable<mapboxgl.Map | null>(null);
export const selectedFiles = writable<Set<string>>(new Set());
export const selectFiles = writable<{ [key: string]: (fileId?: string) => void }>({});
const { fileOrder } = settings;
fileObservers.subscribe((files) => { // Update selectedFiles automatically when files are deleted (either by action or by undo-redo)
let deletedFileIds: string[] = [];
get(selectedFiles).forEach((fileId) => {
if (!files.has(fileId)) {
deletedFileIds.push(fileId);
}
});
if (deletedFileIds.length > 0) {
selectedFiles.update((selectedFiles) => {
deletedFileIds.forEach((fileId) => selectedFiles.delete(fileId));
return selectedFiles;
});
}
});
export const gpxStatistics: Writable<GPXStatistics> = writable(new GPXStatistics());
const { fileOrder } = settings;
function updateGPXData() {
let fileIds: string[] = get(fileOrder).filter((f) => get(selectedFiles).has(f));
gpxStatistics.set(fileIds.reduce((stats: GPXStatistics, fileId: string) => {
let statistics = new GPXStatistics();
get(fileOrder).forEach((fileId) => { // Get statistics in the order of the file list
let fileStore = get(fileObservers).get(fileId);
if (fileStore) {
let statistics = get(fileStore)?.statistics;
if (statistics) {
stats.mergeWith(statistics);
let stats = get(fileStore)?.statistics;
if (stats !== undefined) {
let first = true;
get(selection).getChild(fileId)?.getSelected().forEach((item) => { // Get statistics for selected items within the file
if (!(item instanceof ListWaypointItem) || first) {
statistics.mergeWith(stats.getStatisticsFor(item));
first = false;
}
});
}
}
return stats;
}, new GPXStatistics()));
});
gpxStatistics.set(statistics);
}
let unsubscribes: Function[] = [];
selectedFiles.subscribe((selectedFiles) => { // Maintain up-to-date statistics for the current selection
let unsubscribes: Map<string, () => void> = new Map();
selection.subscribe(($selection) => { // Maintain up-to-date statistics for the current selection
updateGPXData();
while (unsubscribes.length > 0) {
unsubscribes.pop()();
while (unsubscribes.size > 0) {
let [fileId, unsubscribe] = unsubscribes.entries().next().value;
unsubscribe();
unsubscribes.delete(fileId);
}
selectedFiles.forEach((fileId) => {
let fileObserver = get(fileObservers).get(fileId);
if (fileObserver) {
let first = true;
unsubscribes.push(fileObserver.subscribe(() => {
if (first) first = false;
else updateGPXData();
}));
$selection.forEach((item) => {
let fileId = item.getFileId();
if (!unsubscribes.has(fileId)) {
let fileObserver = get(fileObservers).get(fileId);
if (fileObserver) {
let first = true;
unsubscribes.set(fileId, fileObserver.subscribe(() => {
if (first) first = false;
else updateGPXData();
}));
}
}
});
});
@@ -191,7 +188,11 @@ function selectFileWhenLoaded(fileId: string) {
const unsubscribe = fileObservers.subscribe((files) => {
if (files.has(fileId)) {
tick().then(() => {
get(selectFiles).select(fileId);
selection.update(($selection) => {
$selection.clear();
$selection.toggle(new ListFileItem(fileId));
return $selection;
});
});
unsubscribe();
}
@@ -200,7 +201,7 @@ function selectFileWhenLoaded(fileId: string) {
export function exportSelectedFiles() {
get(fileObservers).forEach(async (file, fileId) => {
if (get(selectedFiles).has(fileId)) {
if (get(selection).has(fileId)) {
let f = get(file);
if (f) {
exportFile(f.file);