//Get data from enterWeight database
async void GetWeightRequest()
{
//getting information from database
List <Weightdb> weightInformation = await AzureManager.AzureManagerInstance.GetWeightInformation();
int count = weightInformation.Count;
if (count == 0)
{
return; // first time user
}
Weightdb last = weightInformation[count - 1];
//populating invisible labels
lblCWeight.Text = last.CurrentWeight.ToString();
lblTWeight.Text = last.TargetWeight.ToString();
lblTDate.Text = last.TargetDate.ToString();
DisplayCurrentWeight();
}
private async Task UpdateWeightRequest()
{
//trying to convert string to float
bool resultCurrent = float.TryParse(entryField.Text, out float cWeight);
bool resultTarget = float.TryParse(entryTargetWeight.Text, out float tWeight);
Weightdb model;
//first time user - this is to stop errors occuring
//if weight label is null - no data in database
if (IsNull(lblCWeight.Text))
{
lblCWeight.Text = "0";
}
//if target weight label is null - no data in database
if (IsNull(lblTWeight.Text))
{
lblTWeight.Text = "0";
}
if (!resultCurrent) //checking if valid input/or empty
{
//updating values in database
model = new Weightdb()
{
ID = "1",
CurrentWeight = float.Parse(lblCWeight.Text), //user has not entered a value so grabing value from database
TargetWeight = tWeight,
TargetDate = dateTargetWeight.Date
};
}
else if (!resultTarget) //checking if valid input/or empty
{
//updating values in database
model = new Weightdb()
{
ID = "1",
CurrentWeight = cWeight,
TargetWeight = float.Parse(lblTWeight.Text), //user has not entered a value so grabing value from database
TargetDate = dateTargetWeight.Date
};
}
else
{
//updating values in database
model = new Weightdb()
{
ID = "1",
CurrentWeight = cWeight,
TargetWeight = tWeight,
TargetDate = dateTargetWeight.Date
};
}
if (weightHistoryList.Count == 0)
{
//first time user
await AzureManager.AzureManagerInstance.PostWeightInformation(model);
return;
}
try
{
//update existing row
await AzureManager.AzureManagerInstance.UpdateWeightInformation(model);
}
catch (ArgumentException)
{
lblResult.Text = "ID does not exist in Database";
}
}
public async Task UpdateWeightInformation(Weightdb enterWeight)
{
await this.enterWeightTable.UpdateAsync(enterWeight);
}
public async Task PostWeightInformation(Weightdb enterWeight)
{
await this.enterWeightTable.InsertAsync(enterWeight);
}
