GitterSharp.Services.GitterApiService.GetRoomMessagesCountByDayAsync C# (CSharp) Méthode

        public async Task<Dictionary<DateTime, int>> GetRoomMessagesCountByDayAsync(string roomId)
        {
            string url = $"{Constants.ApiBaseUrl}/private/chat-heatmap/{roomId}";
            return await HttpClient.GetAsync<Dictionary<string, int>>(url)
                .ContinueWith(task =>
                {
                    var datesWithCount = new Dictionary<DateTime, int>();

                    foreach (var timestampWithCount in task.Result)
                    {
                        double timestamp = Convert.ToDouble(timestampWithCount.Key);
                        var dateNewKey = new DateTime(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc).AddSeconds(timestamp);

                        datesWithCount.Add(dateNewKey, timestampWithCount.Value);
                    }

                    return datesWithCount;
                });
        }