Files
fluxer/fluxer_app/src/utils/MobileNavigation.ts
Hampus Kraft 2f557eda8c initial commit
2026-01-01 21:05:54 +00:00

97 lines
2.4 KiB
TypeScript

/*
* Copyright (C) 2026 Fluxer Contributors
*
* This file is part of Fluxer.
*
* Fluxer is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Fluxer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
*/
import {Routes} from '~/Routes';
import * as RouterUtils from '~/utils/RouterUtils';
export interface Navigator {
replace: (path: string) => void;
push: (path: string) => void;
getPath: () => string;
}
const defaultNavigator: Navigator = {
replace: (p: string) => RouterUtils.replaceWith(p),
push: (p: string) => RouterUtils.transitionTo(p),
getPath: () => RouterUtils.getHistory()?.location.pathname ?? '',
};
let inProgress = false;
let pendingTarget: string | null = null;
function computeBasePath(url: string): string | null {
if (Routes.isDMRoute(url) && url !== Routes.ME) {
return Routes.ME;
}
if (Routes.isGuildChannelRoute(url) && url.split('/').length === 4) {
const parts = url.split('/');
const guildId = parts[2];
return Routes.guildChannel(guildId);
}
return null;
}
export function navigateToWithMobileHistory(url: string, isMobile: boolean, nav: Navigator = defaultNavigator): void {
if (!isMobile) {
inProgress = false;
pendingTarget = null;
nav.replace(url);
return;
}
if (inProgress && (pendingTarget === url || pendingTarget !== null)) {
return;
}
const base = computeBasePath(url);
if (!base) {
nav.replace(url);
return;
}
const current = nav.getPath();
if (current === base) {
inProgress = true;
pendingTarget = url;
nav.push(url);
inProgress = false;
pendingTarget = null;
return;
}
inProgress = true;
pendingTarget = url;
nav.replace(base);
setTimeout(() => {
try {
if (pendingTarget === url) {
nav.push(url);
}
} finally {
inProgress = false;
pendingTarget = null;
}
}, 0);
}
export function __resetMobileNavigationGuardsForTests() {
inProgress = false;
pendingTarget = null;
}