goose created files remove

This commit is contained in:
P. Reis 2025-04-08 12:23:12 -03:00
parent fb7c57a1d0
commit 9d375f4afe
2 changed files with 0 additions and 206 deletions

View file

@ -1,73 +0,0 @@
/**
* A simple in-memory session cache for storing small pieces of data
* with an optional TTL.
*/
export class SessionCache {
private cache = new Map<string, { value: any; expires?: number }>();
/**
* Set a value in the cache
* @param key The cache key
* @param value The value to store
* @param ttlSec Optional TTL in seconds
*/
set(key: string, value: any, ttlSec?: number): void {
const expires = ttlSec ? Date.now() + (ttlSec * 1000) : undefined;
this.cache.set(key, { value, expires });
}
/**
* Get a value from the cache
* @param key The cache key
* @returns The cached value or undefined if not found or expired
*/
get(key: string): any {
const item = this.cache.get(key);
if (!item) {
return undefined;
}
if (item.expires && item.expires < Date.now()) {
this.cache.delete(key);
return undefined;
}
return item.value;
}
/**
* Remove a value from the cache
* @param key The cache key
*/
delete(key: string): void {
this.cache.delete(key);
}
/**
* Clear all values from the cache
*/
clear(): void {
this.cache.clear();
}
/**
* Run cleanup to remove expired items
*/
cleanup(): void {
const now = Date.now();
for (const [key, item] of this.cache.entries()) {
if (item.expires && item.expires < now) {
this.cache.delete(key);
}
}
}
}
// Create and export a singleton instance
export const sessionCache = new SessionCache();
// Run cleanup every minute
setInterval(() => {
sessionCache.cleanup();
}, 60 * 1000);

View file

@ -1,133 +0,0 @@
import { Wallet } from '@ditto/cashu';
import { logi } from '@soapbox/logi';
import { errorJson } from '@/utils/log.ts';
/**
* A simple in-memory cache for wallet data
* - Keys are pubkeys
* - Values are wallet data and timestamp
*/
interface CachedWallet {
wallet: Wallet;
timestamp: number;
lastQueryTimestamp: number;
}
export class WalletCache {
private cache = new Map<string, CachedWallet>();
private ttlMs: number;
private queryTtlMs: number;
/**
* @param ttlSec Cache TTL in seconds
* @param queryTtlSec How long we should wait between full queries in seconds
*/
constructor(ttlSec = 60, queryTtlSec = 5) {
this.ttlMs = ttlSec * 1000;
this.queryTtlMs = queryTtlSec * 1000;
// Periodic cleanup
setInterval(() => this.cleanup(), 60 * 1000);
}
/**
* Get wallet from cache
* @param pubkey User's pubkey
* @returns The cached wallet if present and valid, null otherwise
*/
get(pubkey: string): { wallet: Wallet; shouldRefresh: boolean } | null {
const entry = this.cache.get(pubkey);
if (!entry) {
return null;
}
const now = Date.now();
const age = now - entry.timestamp;
// If cache entry is too old, consider it invalid
if (age > this.ttlMs) {
return null;
}
// Check if we should refresh the data in the background
// This is determined by how long since the last full query
const queryAge = now - entry.lastQueryTimestamp;
const shouldRefresh = queryAge > this.queryTtlMs;
return { wallet: entry.wallet, shouldRefresh };
}
/**
* Store wallet in cache
* @param pubkey User's pubkey
* @param wallet Wallet data
* @param isQueryResult Whether this is from a full query or just a balance update
*/
set(pubkey: string, wallet: Wallet, isQueryResult = true): void {
const now = Date.now();
const existing = this.cache.get(pubkey);
this.cache.set(pubkey, {
wallet,
timestamp: now,
// If this is just a balance update, preserve the lastQueryTimestamp
lastQueryTimestamp: isQueryResult ? now : (existing?.lastQueryTimestamp || now),
});
}
/**
* Update balance for a wallet without doing a full refresh
* @param pubkey User's pubkey
* @param deltaAmount Amount to add to balance (negative to subtract)
* @returns true if updated, false if wallet not in cache
*/
updateBalance(pubkey: string, deltaAmount: number): boolean {
const entry = this.cache.get(pubkey);
if (!entry) {
return false;
}
const newWallet = {
...entry.wallet,
balance: entry.wallet.balance + deltaAmount,
};
this.set(pubkey, newWallet, false);
return true;
}
/**
* Remove expired entries from cache
*/
private cleanup(): void {
const now = Date.now();
let deletedCount = 0;
for (const [pubkey, entry] of this.cache.entries()) {
if (now - entry.timestamp > this.ttlMs) {
this.cache.delete(pubkey);
deletedCount++;
}
}
if (deletedCount > 0) {
logi({
level: 'debug',
ns: 'ditto.cache.wallet',
message: `Cleaned up ${deletedCount} expired wallet cache entries`,
});
}
}
/**
* Get cache statistics
*/
getStats(): { size: number } {
return {
size: this.cache.size,
};
}
}
// Singleton instance
export const walletCache = new WalletCache();