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186 lines (172 loc) · 5.38 KB
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import { stackAsyncTask } from "@App/pkg/utils/async_queue";
interface CacheStorage {
get<T>(key: string): Promise<T | undefined>;
set<T>(key: string, value: T): Promise<void>;
batchSet(data: { [key: string]: any }): Promise<void>;
has(key: string): Promise<boolean>;
del(key: string): Promise<void>;
clear(): Promise<void>;
list(): Promise<string[]>;
}
class ExtCache implements CacheStorage {
get<T>(key: string): Promise<T | undefined> {
return new Promise((resolve) => {
chrome.storage.session.get(key, (value) => {
const lastError = chrome.runtime.lastError;
if (lastError) {
console.error("chrome.runtime.lastError in chrome.storage.session.get:", lastError);
// 无视storage API错误，继续执行
}
resolve(value[key]);
});
});
}
set<T>(key: string, value: T): Promise<void> {
return new Promise((resolve) => {
chrome.storage.session.set(
{
[key]: value,
},
() => {
const lastError = chrome.runtime.lastError;
if (lastError) {
console.error("chrome.runtime.lastError in chrome.storage.session.set:", lastError);
// 无视storage API错误，继续执行
}
resolve();
}
);
});
}
batchSet(data: { [key: string]: any }): Promise<void> {
return new Promise((resolve) => {
chrome.storage.session.set(data, () => {
const lastError = chrome.runtime.lastError;
if (lastError) {
console.error("chrome.runtime.lastError in chrome.storage.session.set:", lastError);
// 无视storage API错误，继续执行
}
resolve();
});
});
}
has(key: string): Promise<boolean> {
return new Promise((resolve) => {
chrome.storage.session.get(key, (value) => {
const lastError = chrome.runtime.lastError;
if (lastError) {
console.error("chrome.runtime.lastError in chrome.storage.session.get:", lastError);
// 无视storage API错误，继续执行
}
resolve(value[key] !== undefined);
});
});
}
del(key: string): Promise<void> {
return new Promise((resolve) => {
chrome.storage.session.remove(key, () => {
const lastError = chrome.runtime.lastError;
if (lastError) {
console.error("chrome.runtime.lastError in chrome.storage.session.remove:", lastError);
// 无视storage API错误，继续执行
}
resolve();
});
});
}
dels(keys: string[]): Promise<void> {
return new Promise((resolve) => {
chrome.storage.session.remove(keys, () => {
const lastError = chrome.runtime.lastError;
if (lastError) {
console.error("chrome.runtime.lastError in chrome.storage.session.remove:", lastError);
// 无视storage API错误，继续执行
}
resolve();
});
});
}
clear(): Promise<void> {
return new Promise((resolve) => {
chrome.storage.session.clear(() => {
const lastError = chrome.runtime.lastError;
if (lastError) {
console.error("chrome.runtime.lastError in chrome.storage.session.clear:", lastError);
// 无视storage API错误，继续执行
}
resolve();
});
});
}
list(): Promise<string[]> {
return new Promise((resolve) => {
chrome.storage.session.get(null, (value) => {
const lastError = chrome.runtime.lastError;
if (lastError) {
console.error("chrome.runtime.lastError in chrome.storage.session.get:", lastError);
// 无视storage API错误，继续执行
}
resolve(Object.keys(value));
});
});
}
}
class Cache extends ExtCache {
public async getOrSet<T>(key: string, set: () => Promise<T> | T): Promise<T> {
let ret = await this.get<T>(key);
if (!ret) {
ret = await set();
this.set(key, ret);
}
return ret;
}
// 事务处理,如果有事务正在进行,则等待
public tx<T, CB extends (val: T | undefined, tx: { set: (newVal: T) => void; del: () => void }) => any>(
key: string,
callback: CB
): Promise<Awaited<ReturnType<CB>>> {
const enum Actions {
NONE = 0,
SET = 1,
DEL = 2,
}
return stackAsyncTask(key, () => {
let ret: Awaited<ReturnType<CB>>;
const act = { action: Actions.NONE } as { action?: number; newVal?: T };
const set = (newVal: T) => {
act.action = Actions.SET;
act.newVal = newVal;
};
const del = () => {
act.action = Actions.DEL;
act.newVal = undefined;
};
return this.get<T>(key)
.then((result) => {
const tx = {
set,
del,
};
return callback(result, tx);
})
.then((result) => {
ret = result;
if (act.action === Actions.SET) {
return this.set(key, act.newVal);
} else if (act.action === Actions.DEL) {
return this.del(key);
}
})
.then(() => ret);
});
}
incr(key: string, increase: number): Promise<number> {
return this.tx(key, (value: number | undefined, tx) => {
value = (value || 0) + increase;
tx.set(value);
return value;
});
}
}
export type ICacheSet<T> = (result: T | undefined) => Promise<T | undefined> | T | undefined;
export const cacheInstance = new Cache();