public static async Task <int> CreateNewSession()
{
using ItsyBitsyDbContext context = new ItsyBitsyDbContext();
var session = new Session()
{
StartTime = DateTime.Now
};
var dbWebsite = context.Session.Add(session);
await context.SaveChangesAsync();
return(session.Id);
}
public static async Task EndSession(int sessionId)
{
using ItsyBitsyDbContext context = new ItsyBitsyDbContext();
var session = new Session()
{
Id = sessionId,
EndTime = DateTime.Now
};
context.Entry(session).Property(x => x.EndTime).IsModified = true;
await context.SaveChangesAsync();
}
internal static async Task AddPageRelation(IEnumerable <string> existingLinks, int parentId)
{
using ItsyBitsyDbContext context = new ItsyBitsyDbContext();
var pageRelations = from page in context.Page
where existingLinks.Contains(page.Uri)
select new PageRelation()
{
ChildPageId = page.Id, ParentPageId = parentId
};
context.PageRelation.AddRange(pageRelations);
await context.SaveChangesAsync();
}
public static async Task <Website> CreateWebsite(string seed)
{
if (!Uri.TryCreate(seed, UriKind.Absolute, out Uri uri))
{
throw new InvalidCastException($"{seed} is not a valid uri.");
}
if (uri.Scheme != "http" && uri.Scheme != "https")
{
throw new Exception("Only http and https are accepted.");
}
var host = new Uri($"{uri.Scheme}://{uri.Host}");
var webResuest = WebRequest.CreateHttp(host);
webResuest.AutomaticDecompression = DecompressionMethods.All;
webResuest.AllowAutoRedirect = true;
webResuest.Method = "GET";
var response = webResuest.GetResponse();
var websiteHomeUri = response.ResponseUri.ToString();
if (seed != websiteHomeUri)
{
throw new Exception($"{seed} redirects to {websiteHomeUri} please use this as the seed.");
}
using ItsyBitsyDbContext context = new ItsyBitsyDbContext();
if (context.Website.Any(x => x.Seed == websiteHomeUri))
{
throw new InvalidCastException($"{websiteHomeUri} already exists.");
}
var dbWebsite = new Data.Website()
{
Seed = seed
};
context.Website.Add(dbWebsite);
await context.SaveChangesAsync();
return(new Website(dbWebsite));
}