1 files changed, 306 insertions, 0 deletions
diff --git a/packages/frontend/src/deck.ts b/packages/frontend/src/deck.ts
new file mode 100644
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--- /dev/null
+++ b/packages/frontend/src/deck.ts
@@ -0,0 +1,306 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { throttle } from 'throttle-debounce';
+import { notificationTypes } from 'misskey-js';
+import type { BasicTimelineType } from '@/timelines.js';
+import type { SoundStore } from '@/preferences/def.js';
+import { misskeyApi } from '@/scripts/misskey-api.js';
+import { deepClone } from '@/scripts/clone.js';
+import { store } from '@/store.js';
+
+type ColumnWidget = {
+	name: string;
+	id: string;
+	data: Record<string, any>;
+};
+
+export const columnTypes = [
+	'main',
+	'widgets',
+	'notifications',
+	'tl',
+	'antenna',
+	'list',
+	'channel',
+	'mentions',
+	'direct',
+	'roleTimeline',
+] as const;
+
+export type ColumnType = typeof columnTypes[number];
+
+export type Column = {
+	id: string;
+	type: ColumnType;
+	name: string | null;
+	width: number;
+	widgets?: ColumnWidget[];
+	active?: boolean;
+	flexible?: boolean;
+	antennaId?: string;
+	listId?: string;
+	channelId?: string;
+	roleId?: string;
+	excludeTypes?: typeof notificationTypes[number][];
+	tl?: BasicTimelineType;
+	withRenotes?: boolean;
+	withReplies?: boolean;
+	withSensitive?: boolean;
+	onlyFiles?: boolean;
+	soundSetting?: SoundStore;
+};
+
+export const loadDeck = async () => {
+	let deck;
+
+	try {
+		deck = await misskeyApi('i/registry/get', {
+			scope: ['client', 'deck', 'profiles'],
+			key: store.state['deck.profile'],
+		});
+	} catch (err) {
+		if (typeof err === 'object' && err != null && 'code' in err && err.code === 'NO_SUCH_KEY') {
+			// 後方互換性のため
+			if (store.state['deck.profile'] === 'default') {
+				saveDeck();
+				return;
+			}
+
+			store.set('deck.columns', []);
+			store.set('deck.layout', []);
+			return;
+		}
+		throw err;
+	}
+
+	store.set('deck.columns', deck.columns);
+	store.set('deck.layout', deck.layout);
+};
+
+export async function forceSaveDeck() {
+	await misskeyApi('i/registry/set', {
+		scope: ['client', 'deck', 'profiles'],
+		key: store.state['deck.profile'],
+		value: {
+			columns: store.reactiveState['deck.columns'].value,
+			layout: store.reactiveState['deck.layout'].value,
+		},
+	});
+}
+
+// TODO: deckがloadされていない状態でsaveすると意図せず上書きが発生するので対策する
+export const saveDeck = throttle(1000, () => {
+	forceSaveDeck();
+});
+
+export async function getProfiles(): Promise<string[]> {
+	return await misskeyApi('i/registry/keys', {
+		scope: ['client', 'deck', 'profiles'],
+	});
+}
+
+export async function deleteProfile(key: string): Promise<void> {
+	return await misskeyApi('i/registry/remove', {
+		scope: ['client', 'deck', 'profiles'],
+		key: key,
+	});
+}
+
+export function addColumn(column: Column) {
+	if (column.name === undefined) column.name = null;
+	store.push('deck.columns', column);
+	store.push('deck.layout', [column.id]);
+	saveDeck();
+}
+
+export function removeColumn(id: Column['id']) {
+	store.set('deck.columns', store.state['deck.columns'].filter(c => c.id !== id));
+	store.set('deck.layout', store.state['deck.layout']
+		.map(ids => ids.filter(_id => _id !== id))
+		.filter(ids => ids.length > 0));
+	saveDeck();
+}
+
+export function swapColumn(a: Column['id'], b: Column['id']) {
+	const aX = store.state['deck.layout'].findIndex(ids => ids.indexOf(a) !== -1);
+	const aY = store.state['deck.layout'][aX].findIndex(id => id === a);
+	const bX = store.state['deck.layout'].findIndex(ids => ids.indexOf(b) !== -1);
+	const bY = store.state['deck.layout'][bX].findIndex(id => id === b);
+	const layout = deepClone(store.state['deck.layout']);
+	layout[aX][aY] = b;
+	layout[bX][bY] = a;
+	store.set('deck.layout', layout);
+	saveDeck();
+}
+
+export function swapLeftColumn(id: Column['id']) {
+	const layout = deepClone(store.state['deck.layout']);
+	store.state['deck.layout'].some((ids, i) => {
+		if (ids.includes(id)) {
+			const left = store.state['deck.layout'][i - 1];
+			if (left) {
+				layout[i - 1] = store.state['deck.layout'][i];
+				layout[i] = left;
+				store.set('deck.layout', layout);
+			}
+			return true;
+		}
+		return false;
+	});
+	saveDeck();
+}
+
+export function swapRightColumn(id: Column['id']) {
+	const layout = deepClone(store.state['deck.layout']);
+	store.state['deck.layout'].some((ids, i) => {
+		if (ids.includes(id)) {
+			const right = store.state['deck.layout'][i + 1];
+			if (right) {
+				layout[i + 1] = store.state['deck.layout'][i];
+				layout[i] = right;
+				store.set('deck.layout', layout);
+			}
+			return true;
+		}
+		return false;
+	});
+	saveDeck();
+}
+
+export function swapUpColumn(id: Column['id']) {
+	const layout = deepClone(store.state['deck.layout']);
+	const idsIndex = store.state['deck.layout'].findIndex(ids => ids.includes(id));
+	const ids = deepClone(store.state['deck.layout'][idsIndex]);
+	ids.some((x, i) => {
+		if (x === id) {
+			const up = ids[i - 1];
+			if (up) {
+				ids[i - 1] = id;
+				ids[i] = up;
+
+				layout[idsIndex] = ids;
+				store.set('deck.layout', layout);
+			}
+			return true;
+		}
+		return false;
+	});
+	saveDeck();
+}
+
+export function swapDownColumn(id: Column['id']) {
+	const layout = deepClone(store.state['deck.layout']);
+	const idsIndex = store.state['deck.layout'].findIndex(ids => ids.includes(id));
+	const ids = deepClone(store.state['deck.layout'][idsIndex]);
+	ids.some((x, i) => {
+		if (x === id) {
+			const down = ids[i + 1];
+			if (down) {
+				ids[i + 1] = id;
+				ids[i] = down;
+
+				layout[idsIndex] = ids;
+				store.set('deck.layout', layout);
+			}
+			return true;
+		}
+		return false;
+	});
+	saveDeck();
+}
+
+export function stackLeftColumn(id: Column['id']) {
+	let layout = deepClone(store.state['deck.layout']);
+	const i = store.state['deck.layout'].findIndex(ids => ids.includes(id));
+	layout = layout.map(ids => ids.filter(_id => _id !== id));
+	layout[i - 1].push(id);
+	layout = layout.filter(ids => ids.length > 0);
+	store.set('deck.layout', layout);
+	saveDeck();
+}
+
+export function popRightColumn(id: Column['id']) {
+	let layout = deepClone(store.state['deck.layout']);
+	const i = store.state['deck.layout'].findIndex(ids => ids.includes(id));
+	const affected = layout[i];
+	layout = layout.map(ids => ids.filter(_id => _id !== id));
+	layout.splice(i + 1, 0, [id]);
+	layout = layout.filter(ids => ids.length > 0);
+	store.set('deck.layout', layout);
+
+	const columns = deepClone(store.state['deck.columns']);
+	for (const column of columns) {
+		if (affected.includes(column.id)) {
+			column.active = true;
+		}
+	}
+	store.set('deck.columns', columns);
+
+	saveDeck();
+}
+
+export function addColumnWidget(id: Column['id'], widget: ColumnWidget) {
+	const columns = deepClone(store.state['deck.columns']);
+	const columnIndex = store.state['deck.columns'].findIndex(c => c.id === id);
+	const column = deepClone(store.state['deck.columns'][columnIndex]);
+	if (column == null) return;
+	if (column.widgets == null) column.widgets = [];
+	column.widgets.unshift(widget);
+	columns[columnIndex] = column;
+	store.set('deck.columns', columns);
+	saveDeck();
+}
+
+export function removeColumnWidget(id: Column['id'], widget: ColumnWidget) {
+	const columns = deepClone(store.state['deck.columns']);
+	const columnIndex = store.state['deck.columns'].findIndex(c => c.id === id);
+	const column = deepClone(store.state['deck.columns'][columnIndex]);
+	if (column == null) return;
+	if (column.widgets == null) column.widgets = [];
+	column.widgets = column.widgets.filter(w => w.id !== widget.id);
+	columns[columnIndex] = column;
+	store.set('deck.columns', columns);
+	saveDeck();
+}
+
+export function setColumnWidgets(id: Column['id'], widgets: ColumnWidget[]) {
+	const columns = deepClone(store.state['deck.columns']);
+	const columnIndex = store.state['deck.columns'].findIndex(c => c.id === id);
+	const column = deepClone(store.state['deck.columns'][columnIndex]);
+	if (column == null) return;
+	column.widgets = widgets;
+	columns[columnIndex] = column;
+	store.set('deck.columns', columns);
+	saveDeck();
+}
+
+export function updateColumnWidget(id: Column['id'], widgetId: string, widgetData: any) {
+	const columns = deepClone(store.state['deck.columns']);
+	const columnIndex = store.state['deck.columns'].findIndex(c => c.id === id);
+	const column = deepClone(store.state['deck.columns'][columnIndex]);
+	if (column == null) return;
+	if (column.widgets == null) column.widgets = [];
+	column.widgets = column.widgets.map(w => w.id === widgetId ? {
+		...w,
+		data: widgetData,
+	} : w);
+	columns[columnIndex] = column;
+	store.set('deck.columns', columns);
+	saveDeck();
+}
+
+export function updateColumn(id: Column['id'], column: Partial<Column>) {
+	const columns = deepClone(store.state['deck.columns']);
+	const columnIndex = store.state['deck.columns'].findIndex(c => c.id === id);
+	const currentColumn = deepClone(store.state['deck.columns'][columnIndex]);
+	if (currentColumn == null) return;
+	for (const [k, v] of Object.entries(column)) {
+		currentColumn[k] = v;
+	}
+	columns[columnIndex] = currentColumn;
+	store.set('deck.columns', columns);
+	saveDeck();
+}