public FileItemLink(
ItemId itemId,
FileInfoHashKey fileKey,
FileInfoHashKey?thumbnailKey,
Version version)
: this(
(FileItemLinkId)Guid.NewGuid(),
itemId,
fileKey,
thumbnailKey,
version,
DateTime.Now)
{
}
public FileItemLink(
FileItemLink origin,
ItemId itemId,
FileInfoHashKey fileKey,
FileInfoHashKey?thumbnailKey,
Version version)
: this(
origin.Id,
itemId == default ? origin.ItemId : itemId,
fileKey == default ? origin.FileKey : fileKey,
thumbnailKey == default ? origin.ThumbnailKey : thumbnailKey,
version == default ? origin.Version : version,
DateTime.Now)
{
}
public FileItemLink(
FileItemLinkId id,
ItemId itemId,
FileInfoHashKey fileKey,
FileInfoHashKey?thumbnailKey,
Version version,
DateTime created,
DateTime?lastChange = null)
{
this.Id = id;
this.ItemId = itemId;
this.FileKey = fileKey;
this.Version = version;
this.Created = created;
this.ThumbnailKey = thumbnailKey;
this.LastChange = lastChange ?? DateTime.Now;
}
public Version GetNextVersion(Version previousVersion, IEnumerable <Version> takenVersions)
{
var nextMajor = previousVersion.Major + 1;
var nextMinor = previousVersion.Minor + 1;
var nextPatch = previousVersion.Patch + 10000;
if (!takenVersions.Any(x =>
x.Major == nextMajor))
{
return(new Version(nextMajor, 0, 0));
}
if (!takenVersions.Any(x =>
x.Major == previousVersion.Major &&
x.Minor == nextMinor))
{
return(new Version(previousVersion.Major, nextMinor, 0));
}
var patchRange = takenVersions.Where(x =>
x.Major == previousVersion.Major &&
x.Minor == previousVersion.Minor &&
x.Patch.Between(previousVersion.Patch + 1, nextPatch));
if (!patchRange.Any())
{
return(new Version(previousVersion.Major, previousVersion.Minor, nextPatch));
}
var nextTakenVersion = patchRange.Min();
var fallbackPatch = (nextTakenVersion.Patch - previousVersion.Patch) / 2 + previousVersion.Patch;
return(new Version(previousVersion.Major, previousVersion.Minor, fallbackPatch));
}
public FileItemLink ToEntity() => new FileItemLink((FileItemLinkId)Id, (ItemId)ItemId, FileKey.ToEntity(), ThumbnailKey?.ToEntity(), Version.ToEntity(), Created, LastChange);
public VersionedFile this[Version version]
{
get => this.FileVersions.FirstOrDefault(x => x.Version == version);
