219 lines
7.0 KiB
TypeScript
219 lines
7.0 KiB
TypeScript
import { onUnmounted, Ref, ref, watch } from 'vue';
|
|
import { $i } from './account';
|
|
import { api } from './os';
|
|
import { get, set } from './scripts/idb-proxy';
|
|
import { stream } from './stream';
|
|
|
|
type StateDef = Record<string, {
|
|
where: 'account' | 'device' | 'deviceAccount';
|
|
default: any;
|
|
}>;
|
|
|
|
type State<T extends StateDef> = { [K in keyof T]: T[K]['default']; };
|
|
type ReactiveState<T extends StateDef> = { [K in keyof T]: Ref<T[K]['default']>; };
|
|
|
|
type ArrayElement<A> = A extends readonly (infer T)[] ? T : never;
|
|
|
|
const connection = $i ? stream.useChannel('main') : null;
|
|
|
|
export class Storage<T extends StateDef> {
|
|
public readonly ready: PromiseLike<void>;
|
|
|
|
public readonly key: string;
|
|
public readonly deviceStateKeyName: string;
|
|
public readonly deviceAccountStateKeyName: string;
|
|
public readonly registryCacheKeyName: string;
|
|
|
|
public readonly def: T;
|
|
|
|
// TODO: これが実装されたらreadonlyにしたい: https://github.com/microsoft/TypeScript/issues/37487
|
|
public readonly state = {} as State<T>;
|
|
public readonly reactiveState = {} as ReactiveState<T>;
|
|
|
|
// indexedDB保存を重複させないために簡易的にキューイング
|
|
private nextIdbJob: Promise<any> = Promise.resolve();
|
|
private addIdbSetJob<T>(job: () => Promise<T>) {
|
|
const promise = this.nextIdbJob.then(job, e => {
|
|
console.error('Pizzax failed to save data to idb!', e);
|
|
return job();
|
|
});
|
|
this.nextIdbJob = promise;
|
|
return promise;
|
|
}
|
|
|
|
constructor(key: string, def: T) {
|
|
this.key = key;
|
|
this.deviceStateKeyName = `pizzax::${key}`;
|
|
this.deviceAccountStateKeyName = $i ? `pizzax::${key}::${$i.id}` : '';
|
|
this.registryCacheKeyName = $i ? `pizzax::${key}::cache::${$i.id}` : '';
|
|
this.def = def;
|
|
|
|
this.ready = this.init();
|
|
}
|
|
|
|
private init(): Promise<void> {
|
|
return new Promise(async (resolve, reject) => {
|
|
await this.migrate();
|
|
|
|
const deviceState: State<T> = await get(this.deviceStateKeyName);
|
|
const deviceAccountState = $i ? await get(this.deviceAccountStateKeyName) : {};
|
|
const registryCache = $i ? await get(this.registryCacheKeyName) : {};
|
|
|
|
for (const [k, v] of Object.entries(this.def) as [keyof T, T[keyof T]][]) {
|
|
if (v.where === 'device' && Object.prototype.hasOwnProperty.call(deviceState, k)) {
|
|
this.state[k] = deviceState[k];
|
|
} else if (v.where === 'account' && $i && Object.prototype.hasOwnProperty.call(registryCache, k)) {
|
|
this.state[k] = registryCache[k];
|
|
} else if (v.where === 'deviceAccount' && Object.prototype.hasOwnProperty.call(deviceAccountState, k)) {
|
|
this.state[k] = deviceAccountState[k];
|
|
} else {
|
|
this.state[k] = v.default;
|
|
if (_DEV_) console.log('Use default value', k, v.default);
|
|
}
|
|
}
|
|
for (const [k, v] of Object.entries(this.state) as [keyof T, T[keyof T]][]) {
|
|
this.reactiveState[k] = ref(v);
|
|
}
|
|
|
|
if ($i) {
|
|
// なぜかsetTimeoutしないとapi関数内でエラーになる(おそらく循環参照してることに原因がありそう)
|
|
setTimeout(() => {
|
|
api('i/registry/get-all', { scope: ['client', this.key] })
|
|
.then(kvs => {
|
|
const cache = {};
|
|
for (const [k, v] of Object.entries(this.def)) {
|
|
if (v.where === 'account') {
|
|
if (Object.prototype.hasOwnProperty.call(kvs, k)) {
|
|
this.state[k as keyof T] = kvs[k];
|
|
this.reactiveState[k as keyof T].value = kvs[k as string];
|
|
cache[k] = kvs[k];
|
|
} else {
|
|
this.state[k as keyof T] = v.default;
|
|
this.reactiveState[k].value = v.default;
|
|
}
|
|
}
|
|
}
|
|
|
|
return set(this.registryCacheKeyName, cache);
|
|
})
|
|
.then(() => resolve());
|
|
}, 1);
|
|
|
|
// streamingのuser storage updateイベントを監視して更新
|
|
connection?.on('registryUpdated', async ({ scope, key, value }: { scope: string[], key: keyof T, value: T[typeof key]['default'] }) => {
|
|
if (scope[1] !== this.key || this.state[key] === value) return;
|
|
|
|
this.state[key] = value;
|
|
this.reactiveState[key].value = value;
|
|
|
|
const cache = await get(this.registryCacheKeyName);
|
|
if (cache[key] !== value) {
|
|
cache[key] = value;
|
|
await set(this.registryCacheKeyName, cache);
|
|
}
|
|
});
|
|
}
|
|
});
|
|
}
|
|
|
|
public set<K extends keyof T>(key: K, value: T[K]['default']): Promise<void> {
|
|
if (_DEV_) console.log('set', key, value);
|
|
|
|
this.state[key] = value;
|
|
this.reactiveState[key].value = value;
|
|
|
|
return this.addIdbSetJob(async () => {
|
|
switch (this.def[key].where) {
|
|
case 'device': {
|
|
const deviceState = await get(this.deviceStateKeyName) || {};
|
|
deviceState[key] = value;
|
|
await set(this.deviceStateKeyName, deviceState);
|
|
break;
|
|
}
|
|
case 'deviceAccount': {
|
|
if ($i == null) break;
|
|
const deviceAccountState = await get(this.deviceAccountStateKeyName) || {};
|
|
deviceAccountState[key] = value;
|
|
await set(this.deviceAccountStateKeyName, deviceAccountState);
|
|
break;
|
|
}
|
|
case 'account': {
|
|
if ($i == null) break;
|
|
const cache = await get(this.registryCacheKeyName) || {};
|
|
cache[key] = value;
|
|
await set(this.registryCacheKeyName, cache);
|
|
await api('i/registry/set', {
|
|
scope: ['client', this.key],
|
|
key: key,
|
|
value: value
|
|
});
|
|
break;
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
public push<K extends keyof T>(key: K, value: ArrayElement<T[K]['default']>): void {
|
|
const currentState = this.state[key];
|
|
this.set(key, [...currentState, value]);
|
|
}
|
|
|
|
public reset(key: keyof T) {
|
|
this.set(key, this.def[key].default);
|
|
}
|
|
|
|
/**
|
|
* 特定のキーの、簡易的なgetter/setterを作ります
|
|
* 主にvue場で設定コントロールのmodelとして使う用
|
|
*/
|
|
public makeGetterSetter<K extends keyof T>(key: K, getter?: (v: T[K]) => unknown, setter?: (v: unknown) => T[K]) {
|
|
const valueRef = ref(this.state[key]);
|
|
|
|
const stop = watch(this.reactiveState[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 {
|
|
get: () => {
|
|
if (getter) {
|
|
return getter(valueRef.value);
|
|
} else {
|
|
return valueRef.value;
|
|
}
|
|
},
|
|
set: (value: unknown) => {
|
|
const val = setter ? setter(value) : value;
|
|
this.set(key, val);
|
|
valueRef.value = val;
|
|
}
|
|
};
|
|
}
|
|
|
|
// localStorage => indexedDBのマイグレーション
|
|
private async migrate() {
|
|
const deviceState = localStorage.getItem(this.deviceStateKeyName);
|
|
if (deviceState) {
|
|
await set(this.deviceStateKeyName, JSON.parse(deviceState));
|
|
localStorage.removeItem(this.deviceStateKeyName);
|
|
}
|
|
|
|
const deviceAccountState = $i && localStorage.getItem(this.deviceAccountStateKeyName);
|
|
if ($i && deviceAccountState) {
|
|
await set(this.deviceAccountStateKeyName, JSON.parse(deviceAccountState));
|
|
localStorage.removeItem(this.deviceAccountStateKeyName);
|
|
}
|
|
|
|
const registryCache = $i && localStorage.getItem(this.registryCacheKeyName);
|
|
if ($i && registryCache) {
|
|
await set(this.registryCacheKeyName, JSON.parse(registryCache));
|
|
localStorage.removeItem(this.registryCacheKeyName);
|
|
}
|
|
}
|
|
}
|