misskey-awawa/packages/frontend/src/theme-store.ts

48 lines
1.5 KiB
TypeScript

/*
* SPDX-FileCopyrightText: syuilo and other misskey contributors
* SPDX-License-Identifier: AGPL-3.0-only
*/
import { Theme, getBuiltinThemes } from '@/scripts/theme.js';
import { miLocalStorage } from '@/local-storage.js';
import { misskeyApi } from '@/scripts/misskey-api.js';
import { $i } from '@/account.js';
const lsCacheKey = $i ? `themes:${$i.id}` as const : null;
export function getThemes(): Theme[] {
if ($i == null) return [];
return JSON.parse(miLocalStorage.getItem(lsCacheKey!) ?? '[]');
}
export async function fetchThemes(): Promise<void> {
if ($i == null) return;
try {
const themes = await misskeyApi('i/registry/get', { scope: ['client'], key: 'themes' });
miLocalStorage.setItem(lsCacheKey!, JSON.stringify(themes));
} catch (err) {
if (err.code === 'NO_SUCH_KEY') return;
throw err;
}
}
export async function addTheme(theme: Theme): Promise<void> {
if ($i == null) return;
const builtinThemes = await getBuiltinThemes();
if (builtinThemes.some(t => t.id === theme.id)) {
throw new Error('builtin theme');
}
await fetchThemes();
const themes = getThemes().concat(theme);
await misskeyApi('i/registry/set', { scope: ['client'], key: 'themes', value: themes });
miLocalStorage.setItem(lsCacheKey!, JSON.stringify(themes));
}
export async function removeTheme(theme: Theme): Promise<void> {
if ($i == null) return;
const themes = getThemes().filter(t => t.id !== theme.id);
await misskeyApi('i/registry/set', { scope: ['client'], key: 'themes', value: themes });
miLocalStorage.setItem(lsCacheKey!, JSON.stringify(themes));
}