69 lines
1.9 KiB
TypeScript
69 lines
1.9 KiB
TypeScript
/*
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* Copyright 2025 coze-dev Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { logger } from '@coze-arch/logger';
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import { type FEATURE_FLAGS } from '../types';
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import { PACKAGE_NAMESPACE } from '../constant';
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import { nextTick } from './wait';
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const PERSIST_CACHE_KEY = 'cache:@coze-arch/bot-flags';
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const isFlagsShapeObj = (obj: unknown) => {
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if (typeof obj === 'object') {
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const shape = obj as FEATURE_FLAGS;
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return (
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// 如果包含任意属性值不是 boolean，则认为不是 flags 对象
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Object.keys(shape).some(r => typeof shape[r] !== 'boolean') === false
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);
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}
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return false;
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};
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export const readFromCache = async (): Promise<FEATURE_FLAGS | undefined> => {
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await Promise.resolve(undefined);
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const content = window.localStorage.getItem(PERSIST_CACHE_KEY);
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if (!content) {
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return undefined;
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}
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try {
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const res = JSON.parse(content);
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if (isFlagsShapeObj(res)) {
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return res;
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}
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return undefined;
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} catch (e) {
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return undefined;
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}
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};
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export const saveToCache = async (flags: FEATURE_FLAGS) => {
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await nextTick();
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try {
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if (isFlagsShapeObj(flags)) {
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const content = JSON.stringify(flags);
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window.localStorage.setItem(PERSIST_CACHE_KEY, content);
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}
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} catch (e) {
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// do nothing
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logger.persist.error({
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namespace: PACKAGE_NAMESPACE,
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message: 'save fg failure',
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error: e as Error,
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});
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}
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};
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