public RegistryPackageVersion CreateVersion()
{
var version = new RegistryPackageVersion();
if (!Versions.Add(version))
{
throw new InvalidOperationException("Could not create a new version");
}
return(version);
}
public void AssertNoDuplicates(RegistryPackageType type, RegistryPackageVersion version)
{
var hashes = version.Files.Where(f => f.Hash?.Value != null).Select(f => f.Hash.Value).ToArray();
var conflictingVersion = Get(type)
.SelectMany(s => s.Versions.Where(v => !ReferenceEquals(v, version)).Select(v => (s, v)))
.FirstOrDefault(x => x.v.Files.Count == hashes.Length && x.v.Files.All(f => hashes.Contains(f.Hash?.Value)));
if (conflictingVersion.v != null)
{
throw new UserInputException($"This version contains exactly the same file count and file hashes as {conflictingVersion.s.Name} v{conflictingVersion.v.Version}.");
}
}