fix(frontend): fix type errors

1 files changed, 450 insertions, 0 deletions

diff --git a/packages/frontend/src/preferences/manager.ts b/packages/frontend/src/preferences/manager.ts
new file mode 100644
index 0000000000..9866227d93
--- /dev/null
+++ b/packages/frontend/src/preferences/manager.ts
@@ -0,0 +1,450 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { computed, onUnmounted, ref, watch } from 'vue';
+import { v4 as uuid } from 'uuid';
+import { host, version } from '@@/js/config.js';
+import { PREF_DEF } from './def.js';
+import type { Ref, WritableComputedRef } from 'vue';
+import type { MenuItem } from '@/types/menu.js';
+import { $i } from '@/account.js';
+import { copyToClipboard } from '@/utility/copy-to-clipboard.js';
+import { i18n } from '@/i18n.js';
+import * as os from '@/os.js';
+
+// NOTE: 明示的な設定値のひとつとして null もあり得るため、設定が存在しないかどうかを判定する目的で null で比較したり ?? を使ってはいけない
+
+//type DottedToNested<T extends Record<string, any>> = {
+//	[K in keyof T as K extends string ? K extends `${infer A}.${infer B}` ? A : K : K]: K extends `${infer A}.${infer B}` ? DottedToNested<{ [key in B]: T[K] }> : T[K];
+//};
+
+type PREF = typeof PREF_DEF;
+type ValueOf<K extends keyof PREF> = PREF[K]['default'];
+type Account = string; // <host>/<userId>
+
+type Cond = Partial<{
+	server: string | null; // 将来のため
+	account: Account | null;
+	device: string | null; // 将来のため
+}>;
+
+type ValueMeta = Partial<{
+	sync: boolean;
+}>;
+
+type PrefRecord<K extends keyof PREF> = [cond: Cond, value: ValueOf<K>, meta: ValueMeta];
+
+function parseCond(cond: Cond): {
+	server: string | null;
+	account: Account | null;
+	device: string | null;
+} {
+	return {
+		server: cond.server ?? null,
+		account: cond.account ?? null,
+		device: cond.device ?? null,
+	};
+}
+
+function makeCond(cond: Partial<{
+	server: string | null;
+	account: Account | null;
+	device: string | null;
+}>): Cond {
+	const c = {} as Cond;
+	if (cond.server != null) c.server = cond.server;
+	if (cond.account != null) c.account = cond.account;
+	if (cond.device != null) c.device = cond.device;
+	return c;
+}
+
+export function isSameCond(a: Cond, b: Cond): boolean {
+	// null と undefined (キー無し) は区別したくないので == で比較
+	// eslint-disable-next-line eqeqeq
+	return a.server == b.server && a.account == b.account && a.device == b.device;
+}
+
+export type PreferencesProfile = {
+	id: string;
+	version: string;
+	type: 'main';
+	modifiedAt: number;
+	name: string;
+	preferences: {
+		[K in keyof PREF]: PrefRecord<K>[];
+	};
+};
+
+export type StorageProvider = {
+	save: (ctx: { profile: PreferencesProfile; }) => void;
+	cloudGets: <K extends keyof PREF>(ctx: { needs: { key: K; cond: Cond; }[] }) => Promise<Partial<Record<K, ValueOf<K>>>>;
+	cloudGet: <K extends keyof PREF>(ctx: { key: K; cond: Cond; }) => Promise<{ value: ValueOf<K>; } | null>;
+	cloudSet: <K extends keyof PREF>(ctx: { key: K; cond: Cond; value: ValueOf<K>; }) => Promise<void>;
+};
+
+export type PreferencesDefinition = Record<string, {
+	default: any;
+	accountDependent?: boolean;
+	serverDependent?: boolean;
+}>;
+
+export class ProfileManager {
+	private storageProvider: StorageProvider;
+	public profile: PreferencesProfile;
+
+	/**
+	 * static / state の略 (static が予約語のため)
+	 */
+	public s = {} as {
+		[K in keyof PREF]: ValueOf<K>;
+	};
+
+	/**
+	 * reactive の略
+	 */
+	public r = {} as {
+		[K in keyof PREF]: Ref<ValueOf<K>>;
+	};
+
+	constructor(profile: PreferencesProfile, storageProvider: StorageProvider) {
+		this.profile = profile;
+		this.storageProvider = storageProvider;
+
+		const states = this.genStates();
+
+		for (const key in states) {
+			this.s[key] = states[key];
+			this.r[key] = ref(this.s[key]);
+		}
+
+		this.fetchCloudValues();
+
+		// TODO: 定期的にクラウドの値をフェッチ
+	}
+
+	private isAccountDependentKey<K extends keyof PREF>(key: K): boolean {
+		return (PREF_DEF as PreferencesDefinition)[key].accountDependent === true;
+	}
+
+	private rewriteRawState<K extends keyof PREF>(key: K, value: ValueOf<K>) {
+		const v = JSON.parse(JSON.stringify(value)); // deep copy 兼 vueのプロキシ解除
+		this.r[key].value = this.s[key] = v;
+	}
+
+	public commit<K extends keyof PREF>(key: K, value: ValueOf<K>) {
+		console.log('prefer:commit', key, value);
+
+		this.rewriteRawState(key, value);
+
+		const record = this.getMatchedRecordOf(key);
+		if (parseCond(record[0]).account == null && this.isAccountDependentKey(key)) {
+			this.profile.preferences[key].push([makeCond({
+				account: `${host}/${$i!.id}`,
+			}), value, {}]);
+			this.save();
+			return;
+		}
+
+		record[1] = value;
+		this.save();
+
+		if (record[2].sync) {
+			// awaitの必要なし
+			// TODO: リクエストを間引く
+			this.storageProvider.cloudSet({ key, cond: record[0], value: record[1] });
+		}
+	}
+
+	/**
+	 * 特定のキーの、簡易的なcomputed refを作ります
+	 * 主にvue上で設定コントロールのmodelとして使う用
+	 */
+	public model<K extends keyof PREF, V extends ValueOf<K> = ValueOf<K>>(
+		key: K,
+		getter?: (v: ValueOf<K>) => V,
+		setter?: (v: V) => ValueOf<K>,
+	): WritableComputedRef<V> {
+		const valueRef = ref(this.s[key]);
+
+		const stop = watch(this.r[key], val => {
+			valueRef.value = val;
+		});
+
+		// NOTE: vueコンポーネント内で呼ばれない限りは、onUnmounted は無意味なのでメモリリークする
+		onUnmounted(() => {
+			stop();
+		});
+
+		// TODO: VueのcustomRef使うと良い感じになるかも
+		return computed({
+			get: () => {
+				if (getter) {
+					return getter(valueRef.value);
+				} else {
+					return valueRef.value;
+				}
+			},
+			set: (value) => {
+				const val = setter ? setter(value) : value;
+				this.commit(key, val);
+				valueRef.value = val;
+			},
+		});
+	}
+
+	private genStates() {
+		const states = {} as { [K in keyof PREF]: ValueOf<K> };
+		for (const _key in PREF_DEF) {
+			const key = _key as keyof PREF;
+			const record = this.getMatchedRecordOf(key);
+			(states[key] as any) = record[1];
+		}
+
+		return states;
+	}
+
+	private async fetchCloudValues() {
+		const needs = [] as { key: keyof PREF; cond: Cond; }[];
+		for (const _key in PREF_DEF) {
+			const key = _key as keyof PREF;
+			const record = this.getMatchedRecordOf(key);
+			if (record[2].sync) {
+				needs.push({
+					key,
+					cond: record[0],
+				});
+			}
+		}
+
+		const cloudValues = await this.storageProvider.cloudGets({ needs });
+
+		for (const _key in PREF_DEF) {
+			const key = _key as keyof PREF;
+			const record = this.getMatchedRecordOf(key);
+			if (record[2].sync && Object.hasOwn(cloudValues, key) && cloudValues[key] !== undefined) {
+				const cloudValue = cloudValues[key];
+				if (cloudValue !== this.s[key]) {
+					this.rewriteRawState(key, cloudValue);
+					record[1] = cloudValue;
+					console.log('cloud fetched', key, cloudValue);
+				}
+			}
+		}
+
+		this.save();
+		console.log('cloud fetch completed');
+	}
+
+	public static newProfile(): PreferencesProfile {
+		const data = {} as PreferencesProfile['preferences'];
+		for (const key in PREF_DEF) {
+			data[key] = [[makeCond({}), PREF_DEF[key].default, {}]];
+		}
+		return {
+			id: uuid(),
+			version: version,
+			type: 'main',
+			modifiedAt: Date.now(),
+			name: '',
+			preferences: data,
+		};
+	}
+
+	public static normalizeProfile(profileLike: any): PreferencesProfile {
+		const data = {} as PreferencesProfile['preferences'];
+		for (const key in PREF_DEF) {
+			const records = profileLike.preferences[key];
+			if (records == null || records.length === 0) {
+				data[key] = [[makeCond({}), PREF_DEF[key].default, {}]];
+				continue;
+			} else {
+				data[key] = records;
+
+				// alpha段階ではmetaが無かったのでマイグレート
+				// TODO: そのうち消す
+				for (const record of data[key] as any[][]) {
+					if (record.length === 2) {
+						record.push({});
+					}
+				}
+			}
+		}
+
+		return {
+			...profileLike,
+			preferences: data,
+		};
+	}
+
+	public save() {
+		this.profile.modifiedAt = Date.now();
+		this.profile.version = version;
+		this.storageProvider.save({ profile: this.profile });
+	}
+
+	public getMatchedRecordOf<K extends keyof PREF>(key: K): PrefRecord<K> {
+		const records = this.profile.preferences[key];
+
+		if ($i == null) return records.find(([cond, v]) => parseCond(cond).account == null)!;
+
+		const accountOverrideRecord = records.find(([cond, v]) => parseCond(cond).account === `${host}/${$i!.id}`);
+		if (accountOverrideRecord) return accountOverrideRecord;
+
+		const record = records.find(([cond, v]) => parseCond(cond).account == null);
+		return record!;
+	}
+
+	public isAccountOverrided<K extends keyof PREF>(key: K): boolean {
+		if ($i == null) return false;
+		return this.profile.preferences[key].some(([cond, v]) => parseCond(cond).account === `${host}/${$i!.id}`) ?? false;
+	}
+
+	public setAccountOverride<K extends keyof PREF>(key: K) {
+		if ($i == null) return;
+		if (this.isAccountDependentKey(key)) throw new Error('already account-dependent');
+		if (this.isAccountOverrided(key)) return;
+
+		const records = this.profile.preferences[key];
+		records.push([makeCond({
+			account: `${host}/${$i!.id}`,
+		}), this.s[key], {}]);
+
+		this.save();
+	}
+
+	public clearAccountOverride<K extends keyof PREF>(key: K) {
+		if ($i == null) return;
+		if (this.isAccountDependentKey(key)) throw new Error('cannot clear override for this account-dependent property');
+
+		const records = this.profile.preferences[key];
+
+		const index = records.findIndex(([cond, v]) => parseCond(cond).account === `${host}/${$i!.id}`);
+		if (index === -1) return;
+
+		records.splice(index, 1);
+
+		this.rewriteRawState(key, this.getMatchedRecordOf(key)[1]);
+
+		this.save();
+	}
+
+	public isSyncEnabled<K extends keyof PREF>(key: K): boolean {
+		return this.getMatchedRecordOf(key)[2].sync ?? false;
+	}
+
+	public async enableSync<K extends keyof PREF>(key: K): Promise<{ enabled: boolean; } | null> {
+		if (this.isSyncEnabled(key)) return Promise.resolve(null);
+
+		const record = this.getMatchedRecordOf(key);
+
+		const existing = await this.storageProvider.cloudGet({ key, cond: record[0] });
+		if (existing != null) {
+			const { canceled, result } = await os.select({
+				title: i18n.ts.preferenceSyncConflictTitle,
+				text: i18n.ts.preferenceSyncConflictText,
+				items: [{
+					text: i18n.ts.preferenceSyncConflictChoiceServer,
+					value: 'remote',
+				}, {
+					text: i18n.ts.preferenceSyncConflictChoiceDevice,
+					value: 'local',
+				}, {
+					text: i18n.ts.preferenceSyncConflictChoiceCancel,
+					value: null,
+				}],
+				default: 'remote',
+			});
+			if (canceled || result == null) return { enabled: false };
+
+			if (result === 'remote') {
+				this.commit(key, existing.value);
+			} else if (result === 'local') {
+				// nop
+			}
+		}
+
+		record[2].sync = true;
+		this.save();
+
+		// awaitの必要性は無い
+		this.storageProvider.cloudSet({ key, cond: record[0], value: this.s[key] });
+
+		return { enabled: true };
+	}
+
+	public disableSync<K extends keyof PREF>(key: K) {
+		if (!this.isSyncEnabled(key)) return;
+
+		const record = this.getMatchedRecordOf(key);
+		delete record[2].sync;
+		this.save();
+	}
+
+	public renameProfile(name: string) {
+		this.profile.name = name;
+		this.save();
+	}
+
+	public rewriteProfile(profile: PreferencesProfile) {
+		this.profile = profile;
+		const states = this.genStates();
+		for (const _key in states) {
+			const key = _key as keyof PREF;
+			this.rewriteRawState(key, states[key]);
+		}
+
+		this.fetchCloudValues();
+	}
+
+	public getPerPrefMenu<K extends keyof PREF>(key: K): MenuItem[] {
+		const overrideByAccount = ref(this.isAccountOverrided(key));
+		watch(overrideByAccount, () => {
+			if (overrideByAccount.value) {
+				this.setAccountOverride(key);
+			} else {
+				this.clearAccountOverride(key);
+			}
+		});
+
+		const sync = ref(this.isSyncEnabled(key));
+		watch(sync, () => {
+			if (sync.value) {
+				this.enableSync(key).then((res) => {
+					if (res == null) return;
+					if (!res.enabled) sync.value = false;
+				});
+			} else {
+				this.disableSync(key);
+			}
+		});
+
+		return [{
+			icon: 'ti ti-copy',
+			text: i18n.ts.copyPreferenceId,
+			action: () => {
+				copyToClipboard(key);
+			},
+		}, {
+			icon: 'ti ti-refresh',
+			text: i18n.ts.resetToDefaultValue,
+			danger: true,
+			action: () => {
+				this.commit(key, PREF_DEF[key].default);
+			},
+		}, {
+			type: 'divider',
+		}, {
+			type: 'switch',
+			icon: 'ti ti-user-cog',
+			text: i18n.ts.overrideByAccount,
+			ref: overrideByAccount,
+		}, {
+			type: 'switch',
+			icon: 'ti ti-cloud-cog',
+			text: i18n.ts.syncBetweenDevices,
+			ref: sync,
+		}];
+	}
+}