private uint DecreaseVisitCount(string imageKey)
{
lock (VisitCount)
{
if (!VisitCount.ContainsKey(imageKey))
{
return(uint.MinValue);
}
if (VisitCount[imageKey] > 0)
{
return(--VisitCount[imageKey]);
}
}
//error
return(0);
}
public List <VisitCount> AddDeviceVisits(List <VisitCount> dvlist, Guid deviceUid)
{
var vc = dvlist.Count == 0?new VisitCount():dvlist.Where(p => p.uid == deviceUid.ToString()).FirstOrDefault();
if (vc == null || vc.count == 0)
{
VisitCount new_vc = new VisitCount()
{
uid = deviceUid.ToString(),
count = 1,
};
dvlist.Add(new_vc);
}
else
{
vc.count += 1;
}
return(dvlist);
}
protected override void SetStateByEvent(IEvent @event)
{
switch (@event)
{
case UrlCreated e:
{
this.ActualUrl = new ActualUrl(e.Url);
this.VisitCount = new VisitCount(0);
}
break;
case UrlVisited e:
{
this.VisitCount = new VisitCount(this.VisitCount.Value + 1);
}
break;
default:
throw new InvalidOperationException("امکان اجرای عملیات درخواستی وجود ندارد");
}
}
public void Configure(EntityTypeBuilder <ShortenedUrl> builder)
{
builder.Property(c => c.ActualUrl).HasConversion(c => c.Value, d => ActualUrl.FromString(d));
builder.Property(c => c.VisitCount).HasConversion(c => c.Value, d => VisitCount.FromInt(d));
}
