BuildFeed/BuildFeed.Model/BuildRepository-Version.cs

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using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using MongoDB.Bson;
using MongoDB.Driver;
namespace BuildFeed.Model
{
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public partial class BuildRepository
{
public async Task<BuildVersion[]> SelectAllVersions(int limit = -1, int skip = 0)
{
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var query = _buildCollection.Aggregate()
.Group(new BsonDocument("_id",
new BsonDocument
{
new BsonElement(nameof(BuildVersion.Major), $"${nameof(Build.MajorVersion)}"),
new BsonElement(nameof(BuildVersion.Minor), $"${nameof(Build.MinorVersion)}")
}))
.Sort(new BsonDocument
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{
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new BsonElement($"_id.{nameof(BuildVersion.Major)}", -1),
new BsonElement($"_id.{nameof(BuildVersion.Minor)}", -1)
})
.Skip(skip);
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if (limit > 0)
{
query = query.Limit(limit);
}
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var grouping = await query.ToListAsync();
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return (from g in grouping
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select new BuildVersion
{
Major = (uint)g["_id"].AsBsonDocument[nameof(BuildVersion.Major)].AsInt32,
Minor = (uint)g["_id"].AsBsonDocument[nameof(BuildVersion.Minor)].AsInt32
}).ToArray();
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}
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public async Task<long> SelectAllVersionsCount()
{
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var query = await _buildCollection.Aggregate()
.Group(new BsonDocument("_id",
new BsonDocument
{
new BsonElement(nameof(BuildVersion.Major), $"${nameof(Build.MajorVersion)}"),
new BsonElement(nameof(BuildVersion.Minor), $"${nameof(Build.MinorVersion)}")
}))
.ToListAsync();
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return query.Count;
}
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public async Task<List<Build>> SelectVersion(uint major, uint minor, int limit = -1, int skip = 0)
{
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var query = _buildCollection.Find(new BsonDocument
{
new BsonElement(nameof(Build.MajorVersion), major),
new BsonElement(nameof(Build.MinorVersion), minor)
})
.Sort(sortByOrder)
.Skip(skip);
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if (limit > 0)
{
query = query.Limit(limit);
}
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return await query.ToListAsync();
}
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public async Task<long> SelectVersionCount(uint major, uint minor) => await _buildCollection.CountDocumentsAsync(new BsonDocument
{
new BsonElement(nameof(Build.MajorVersion), major),
new BsonElement(nameof(Build.MinorVersion), minor)
});
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}
}