public ActionResult MakeOperation([FromForm] string input)
{
double newResult = 0;
Operations operation = new Operations();
if (input != null)
{
newResult = operation.Addition(input);
}
Convert.ToDecimal(newResult);
_context.Operations.Add(new Operations {
Result = newResult
});
_context.SaveChanges();
var AllResults = _context.Operations.ToList();
IndexViewModel passResults = new IndexViewModel
{
AllResults = (AllResults),
NewResult = newResult
};
if (_context.Operations.ToList().Capacity > 5)
{
var rows = from o in _context.Operations
select o;
foreach (var row in rows)
{
_context.Operations.Remove(row);
}
_context.SaveChanges();
}
return(View("resView", passResults));
}
public void Delete(int id)
{
using (var ctx = new CalculatorDbContext())
{
var calculatorItem = ctx.ContentsCalculatorItems.FirstOrDefault(x => x.Id == id);
if (calculatorItem != null)
{
ctx.ContentsCalculatorItems.Remove(calculatorItem);
ctx.SaveChanges();
}
}
}
public void Update(int id, string name, double value, string category)
{
using (var ctx = new CalculatorDbContext())
{
var categoryType = ctx.ContentsCategoryTypes.FirstOrDefault(x => x.Name == category);
if (categoryType != null)
{
var contentsCalculatorItem = ctx.ContentsCalculatorItems.FirstOrDefault(x => x.Id == id);
if (contentsCalculatorItem != null)
{
contentsCalculatorItem.Name = name;
contentsCalculatorItem.Value = value;
contentsCalculatorItem.ContentsCategoryTypeId = categoryType.Id;
ctx.SaveChanges();
}
}
}
}
public int?Create(string name, double value, string category)
{
using (var ctx = new CalculatorDbContext())
{
var categoryType = ctx.ContentsCategoryTypes.FirstOrDefault(x => x.Name == category);
if (categoryType != null)
{
var contentsCalculatorItem = new ContentsCalculatorItem
{
Name = name, ContentsCategoryTypeId = categoryType.Id, Value = value
};
ctx.ContentsCalculatorItems.Add(contentsCalculatorItem);
ctx.SaveChanges();
return(contentsCalculatorItem.Id);
}
return(null);
}
}