milsim-site-v4/api/src/services/cache/cache.ts

export class CacheService<Key, Value> {
    private cacheMap: Map<Key, Value>

    constructor() {
        this.cacheMap = new Map<Key, Value>();
    }

    public Get(key: Key): Value {
        return this.cacheMap.get(key)
    }

    public Set(key: Key, value: Value) {
        this.cacheMap.set(key, value);
    }

    public Invalidate(key: Key): boolean {
        return this.cacheMap.delete(key);
    }

    public Size(): number {
        return this.cacheMap.size;
    }

    public Clear(): number {
        const priorSize = this.cacheMap.size;
        this.cacheMap.clear();
        return priorSize;
    }
}