private IEnumerable <IContentIdentifier> GetChronologicallyOrderedContentIdentifiers(string prefix, DateTimeOffset?beforeMoment, DateTimeOffset?afterMoment)
{
var container = GetContainer();
var contentNames =
_committedContentNamesRepository.GetChronologicallyOrderedContentNames(
_containerName,
prefix,
GetMomentMonth(beforeMoment, 1),
GetMomentMonth(afterMoment, -1),
CancellationToken.None);
var result =
_contentIdentifiersProvider.GetContentIdentifiers(contentNames)
.Where(x => !_contentIdentifierGenerator.IsSystemContent(x));
if (beforeMoment.HasValue)
{
result = result.Where(x => x.ModifiedMoment < beforeMoment.Value);
}
if (afterMoment.HasValue)
{
result = result.Where(x => x.ModifiedMoment > afterMoment.Value);
}
return(result);
}
public IEnumerable <IMonthHashAndCount> GetMonthHashAndCounts(IEnumerable <IContentIdentifier> contentIdentifiers)
{
return
(contentIdentifiers
.Where(x => !_contentIdentifierGenerator.IsSystemContent(x))
.GroupBy(x => _contentMonthProvider.GetContentMonth(x.ModifiedMoment))
.Select(x =>
new {
Month = x.Key,
HashAndCount =
_hashProvider.GetHashAndCount(
x.OrderBy(y => y.ModifiedMoment)
.ThenBy(y => y.Guid)
.Select(y => Encoding.Unicode.GetBytes(y.Hash))
),
LastModifiedMoment = x.Max(y => y.ModifiedMoment)
})
.OrderBy(x => x.Month)
.Select(x => _monthHashAndCountFactory(x.Month, x.HashAndCount.Hash, x.HashAndCount.Count, x.LastModifiedMoment)));
}
public IEnumerable <IContentIdentifier> GetChronologicallyOrderedContentIdentifiers(IContainer container, DateTimeOffset?beforeMoment, DateTimeOffset?afterMoment)
{
var result =
GetContentIdentifiers(container, null)
.Where(x => !x.Uncommitted)
.Where(x => !_contentIdentifierGenerator.IsSystemContent(x));
if (beforeMoment.HasValue)
{
result = result.Where(x => x.ModifiedMoment < beforeMoment.Value);
}
if (afterMoment.HasValue)
{
result = result.Where(x => x.ModifiedMoment > afterMoment.Value);
}
return
(result
.OrderBy(x => x.ModifiedMoment)
.ThenBy(x => x.Guid));
}