Add Task to Remove All Expired Cached Player and Beatmap Info about osu-ahr HOT 9 CLOSED

    async getBeatmap(mapId: number, mode: PlayMode = PlayMode.Osu, allowConvert: boolean = true): Promise<BeatmapCache> {
        if (this.fetcher == WebApiClient) {
            if (!WebApiClient.available) {
                this.fetcher = this.websiteFetcher;
            }
        }

        if (WebApiClient.available) {
            /*
            Ah damn I forgot to remove this line. 💀 
           That kinda explain why my network inbound traffic doubled on 1 day
           */
            this.fetcher = this.websiteFetcher;
            let cache = this.tryGetCache(mapId, mode, allowConvert);
            if (cache) return cache;
    
            const set = await this.fetcher.getBeatmapset(mapId);
            if (set.availability.download_disabled == true || set.availability.more_information != null){
                throw new FetchBeatmapError(FetchBeatmapErrorReason.NotAvailable);
            }
            this.cacheMaps(set);
    
            cache = this.tryGetCache(mapId, mode, allowConvert);
            if (cache) return cache;
    
            throw new FetchBeatmapError(FetchBeatmapErrorReason.PlayModeMismatched);
        }
        else{
            const set = await this.fetcher.getBeatmapset(mapId);
            if (set.availability.download_disabled == true || set.availability.more_information != null){
                throw new FetchBeatmapError(FetchBeatmapErrorReason.NotAvailable);
            }
            const now = Date.now();
            for (const map of [...set.beatmaps ?? [], ...set.converts ?? []] as BeatmapCache[]) {
                map.fetchedAt = now;
                map.beatmapset = set;
                map.failtimes = { exit: [], fail: [] };
                //Simplify this
                if(map.id == mapId){
                    if(map.mode_int == PlayMode.Osu.id){
                        if(mode == PlayMode.Osu || (mode != PlayMode.Osu && allowConvert)){
                            return map;
                        }
                    }
                    else{
                        return map;
                    }
                }
            }
            throw new FetchBeatmapError(FetchBeatmapErrorReason.PlayModeMismatched);
        }
    }