public static async Task<WeightChartModel> GetModel(UserEntity user)
{
if (user == null)
return null;
var weightRepo = new WeightRepository();
var points = await weightRepo.GetByLatest(user.Id, new DateTime(DateTime.UtcNow.Year - 1, 1, 1, 0, 0, 0, DateTimeKind.Utc));
if (points == null || points.Count <= 0)
return null;
points.Sort(new WeightEntity());
var result = new WeightChartModel()
{
MinValue = points[0].Value,
MaxValue = points[0].Value,
From = points[0].TimeStamp,
End = points[points.Count - 1].TimeStamp,
Points = new List<dynamic>()
};
foreach (var timeValue in points)
{
result.Points.Add(new List<dynamic>()
{
DateTimeHelper.ToLocalJavaTime(timeValue.TimeStamp, user.TimezoneOffset),
Math.Round(timeValue.Value, 1)
});
if (timeValue.Value < result.MinValue)
result.MinValue = timeValue.Value;
if (timeValue.Value > result.MaxValue)
result.MaxValue = timeValue.Value;
}
return result;
}
