public void ActivatePreset(Preset preset, double milliseconds = 0)
{
if (preset is null)
{
throw new ArgumentNullException(nameof(preset));
}
Group defaultGroup = new Group()
{
Percentage = 100
};
IEnumerable <(string name, IPresetAware oldValue, Lamp newValue)> lamps = GetPresetValuesForLamps(preset);
var groups = preset.GroupValues
.Union(groupService.GetGroupsNotNamed(preset.GroupValues.Keys)
.Select(i => new KeyValuePair <string, Group>(i, defaultGroup))
)
.Select(i => (name: i.Key, oldValue: groupService.GetTransitionable(i.Key), newValue: i.Value))
.ToList();
groups = groups
.Select(i => i.name)
.Distinct()
.Select(i => groups.FirstOrDefault(j => j.name == i))
.ToList();
if (tokenSource == null)
{
tokenSource = new CancellationTokenSource();
}
else
{
tokenSource.Cancel();
tokenSource = new CancellationTokenSource();
}
Task.Run(() =>
{
DateTime start = DateTime.Now;
double percentage = 0;
do
{
Thread.Sleep(10);
percentage = Math.Min((DateTime.Now - start).TotalMilliseconds / milliseconds, 1);
foreach (var lamp in lamps)
{
lightService.ApplyPreset(lamp.name, lamp.oldValue, lamp.newValue, percentage);
}
foreach (var group in groups)
{
groupService.ApplyPreset(group.name, group.oldValue, group.newValue, percentage);
}
} while (percentage < 1 && !tokenSource.IsCancellationRequested);
}, tokenSource.Token);
}
