BuildFeed/BuildFeed.Model/BuildRepository-Group.cs
2017-02-23 20:53:49 +00:00

101 lines
4.4 KiB
C#

using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using BuildFeed.Model.View;
using MongoDB.Bson;
using MongoDB.Driver;
namespace BuildFeed.Model
{
public partial class BuildRepository
{
public async Task<FrontBuildGroup[]> SelectAllGroups(int limit = -1, int skip = 0)
{
IAggregateFluent<BsonDocument> query = _buildCollection.Aggregate().Group(new BsonDocument
{
new BsonElement("_id",
new BsonDocument
{
new BsonElement(nameof(BuildGroup.Major), $"${nameof(Build.MajorVersion)}"),
new BsonElement(nameof(BuildGroup.Minor), $"${nameof(Build.MinorVersion)}"),
new BsonElement(nameof(BuildGroup.Build), $"${nameof(Build.Number)}"),
new BsonElement(nameof(BuildGroup.Revision), $"${nameof(Build.Revision)}")
}),
new BsonElement("date", new BsonDocument("$max", $"${nameof(Build.BuildTime)}")),
new BsonElement("count", new BsonDocument("$sum", 1))
}).Sort(new BsonDocument
{
new BsonElement($"_id.{nameof(BuildGroup.Major)}", -1),
new BsonElement($"_id.{nameof(BuildGroup.Minor)}", -1),
new BsonElement($"_id.{nameof(BuildGroup.Build)}", -1),
new BsonElement($"_id.{nameof(BuildGroup.Revision)}", -1)
}).Skip(skip);
if (limit > 0)
{
query = query.Limit(limit);
}
List<BsonDocument> grouping = await query.ToListAsync();
return (from g in grouping
select new FrontBuildGroup
{
Key = new BuildGroup
{
Major = (uint)g["_id"].AsBsonDocument[nameof(BuildGroup.Major)].AsInt32,
Minor = (uint)g["_id"].AsBsonDocument[nameof(BuildGroup.Minor)].AsInt32,
Build = (uint)g["_id"].AsBsonDocument[nameof(BuildGroup.Build)].AsInt32,
Revision = (uint?)g["_id"].AsBsonDocument[nameof(BuildGroup.Revision)].AsNullableInt32
},
LastBuild = g["date"].ToNullableUniversalTime(),
BuildCount = g["count"].AsInt32
}).ToArray();
}
public async Task<long> SelectAllGroupsCount()
{
List<BsonDocument> grouping = await _buildCollection.Aggregate().Group(new BsonDocument
{
new BsonElement("_id",
new BsonDocument
{
new BsonElement(nameof(BuildGroup.Major), $"${nameof(Build.MajorVersion)}"),
new BsonElement(nameof(BuildGroup.Minor), $"${nameof(Build.MinorVersion)}"),
new BsonElement(nameof(BuildGroup.Build), $"${nameof(Build.Number)}"),
new BsonElement(nameof(BuildGroup.Revision), $"${nameof(Build.Revision)}")
})
}).ToListAsync();
return grouping.Count;
}
public async Task<List<Build>> SelectGroup(BuildGroup group, int limit = -1, int skip = 0)
{
IFindFluent<Build, Build> query = _buildCollection.Find(new BsonDocument
{
new BsonElement(nameof(Build.MajorVersion), group.Major),
new BsonElement(nameof(Build.MinorVersion), group.Minor),
new BsonElement(nameof(Build.Number), group.Build),
new BsonElement(nameof(Build.Revision), group.Revision)
}).Sort(new BsonDocument
{
new BsonElement(nameof(Build.BuildTime), 1)
}).Skip(skip);
if (limit > 0)
{
query = query.Limit(limit);
}
return await query.ToListAsync();
}
public async Task<long> SelectGroupCount(BuildGroup group) => await _buildCollection.CountAsync(new BsonDocument
{
new BsonElement(nameof(Build.MajorVersion), group.Major),
new BsonElement(nameof(Build.MinorVersion), group.Minor),
new BsonElement(nameof(Build.Number), group.Build),
new BsonElement(nameof(Build.Revision), group.Revision)
});
}
}