public PartConversionVm(Unit unit, PartConversion conversion)
{
this.unit = unit;
this.Conversion = conversion;
this.IsEditable = this.Conversion.Name != unit.Name;
unit.PartConversions.ObservePropertyChangedSlim()
.Subscribe(_ => this.OnPropertyChanged(nameof(this.IsUsed))); // no need for IDisposable
}
public void SetUnit(Unit value)
{
this.unit = value;
this.conversions.Clear();
if (this.unit == null)
{
this.OnPropertyChanged(nameof(this.HasItems));
return;
}
if (this.unit.Parts.BaseParts.Count == 1)
{
var part = this.unit.Parts.BaseParts.Single();
if (part.Power == 1)
{
return;
}
var unitParts = this.unit.Parts.BaseParts.ToArray();
var powerParts = CreatePowerParts(unitParts, 0);
var partConversionVms = powerParts.Select(x => new PartConversionVm(this.unit, PartConversion.Create(this.unit, x)))
.ToArray();
if (partConversionVms.Any())
{
this.conversions.Add(partConversionVms);
}
}
else if (this.unit.Parts.Count == 2)
{
var unitParts = this.unit.Parts.ToArray();
var p0s = CreatePowerParts(unitParts, 0);
var p1s = CreatePowerParts(unitParts, 1);
foreach (var c1 in p0s)
{
var cs = new List <PartConversionVm>();
foreach (var c2 in p1s)
{
cs.Add(new PartConversionVm(this.unit, PartConversion.Create(this.unit, c1, c2)));
}
var conversionVms = cs.ToArray();
if (conversionVms.Any())
{
this.conversions.Add(conversionVms);
}
}
}
this.OnPropertyChanged(nameof(this.HasItems));
}
private bool IsMatch(PartConversion x)
{
if (this.Conversion.Factor != x.Factor)
{
return(false);
}
if (this.Conversion.Name != x.Name)
{
return(false);
}
return(true);
}
private bool IsMatch(PartConversion x)
{
//// ReSharper disable once CompareOfFloatsByEqualityOperator
if (((PartConversion)this.Conversion).Factor != x.Factor)
{
return(false);
}
if (this.Conversion.Name != x.Name)
{
return(false);
}
return(true);
}
public PartConversionVm(Unit unit, PartConversion conversion)
: base(conversion)
{
this.unit = unit;
this.IsEditable = this.Conversion.Name != unit.Name;
this.disposable = new CompositeDisposable
{
unit.PartConversions.ObservePropertyChangedSlim()
.SubscribeOn(TaskPoolScheduler.Default)
.Subscribe(_ => this.OnPropertyChanged(nameof(this.IsUsed))),
conversion.ObservePropertyChanged(x => x.Symbol)
.SubscribeOn(TaskPoolScheduler.Default)
.Where(_ => this.IsUsed)
.SubscribeAsync(() => this.UpdateAsync()),
};
}
