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Simplify db code

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This commit is contained in:
Bond-009
2019-02-20 14:26:49 +01:00
committed by Bond_009
parent b3b08fecb2
commit cec22ad10d
9 changed files with 621 additions and 959 deletions
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96
Emby.Server.Implementations/Data/SqliteUserRepository.cs
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@@ -60,7 +60,7 @@ namespace Emby.Server.Implementations.Data
}
}
private void TryMigrateToLocalUsersTable(ManagedConnection connection)
private void TryMigrateToLocalUsersTable(SQLiteDatabaseConnection connection)
{
try
{
@@ -119,31 +119,28 @@ namespace Emby.Server.Implementations.Data
var serialized = _jsonSerializer.SerializeToBytes(user);
using (WriteLock.Write())
using (var connection = CreateConnection())
{
using (var connection = CreateConnection())
connection.RunInTransaction(db =>
{
connection.RunInTransaction(db =>
using (var statement = db.PrepareStatement("insert into LocalUsersv2 (guid, data) values (@guid, @data)"))
{
using (var statement = db.PrepareStatement("insert into LocalUsersv2 (guid, data) values (@guid, @data)"))
{
statement.TryBind("@guid", user.Id.ToGuidBlob());
statement.TryBind("@data", serialized);
statement.TryBind("@guid", user.Id.ToGuidBlob());
statement.TryBind("@data", serialized);
statement.MoveNext();
}
statement.MoveNext();
}
var createdUser = GetUser(user.Id, false);
var createdUser = GetUser(user.Id, connection);
if (createdUser == null)
{
throw new ApplicationException("created user should never be null");
}
if (createdUser == null)
{
throw new ApplicationException("created user should never be null");
}
user.InternalId = createdUser.InternalId;
user.InternalId = createdUser.InternalId;
}, TransactionMode);
}
}, TransactionMode);
}
}
@@ -156,39 +153,30 @@ namespace Emby.Server.Implementations.Data
var serialized = _jsonSerializer.SerializeToBytes(user);
using (WriteLock.Write())
using (var connection = CreateConnection())
{
using (var connection = CreateConnection())
connection.RunInTransaction(db =>
{
connection.RunInTransaction(db =>
using (var statement = db.PrepareStatement("update LocalUsersv2 set data=@data where Id=@InternalId"))
{
using (var statement = db.PrepareStatement("update LocalUsersv2 set data=@data where Id=@InternalId"))
{
statement.TryBind("@InternalId", user.InternalId);
statement.TryBind("@data", serialized);
statement.MoveNext();
}
statement.TryBind("@InternalId", user.InternalId);
statement.TryBind("@data", serialized);
statement.MoveNext();
}
}, TransactionMode);
}
}, TransactionMode);
}
}
private User GetUser(Guid guid, bool openLock)
private User GetUser(Guid guid, SQLiteDatabaseConnection connection)
{
using (openLock ? WriteLock.Read() : null)
using (var statement = connection.PrepareStatement("select id,guid,data from LocalUsersv2 where guid=@guid"))
{
using (var connection = CreateConnection(true))
{
using (var statement = connection.PrepareStatement("select id,guid,data from LocalUsersv2 where guid=@guid"))
{
statement.TryBind("@guid", guid);
statement.TryBind("@guid", guid);
foreach (var row in statement.ExecuteQuery())
{
return GetUser(row);
}
}
foreach (var row in statement.ExecuteQuery())
{
return GetUser(row);
}
}
@@ -218,14 +206,11 @@ namespace Emby.Server.Implementations.Data
{
var list = new List<User>();
using (WriteLock.Read())
using (var connection = CreateConnection(true))
{
using (var connection = CreateConnection(true))
foreach (var row in connection.Query("select id,guid,data from LocalUsersv2"))
{
foreach (var row in connection.Query("select id,guid,data from LocalUsersv2"))
{
list.Add(GetUser(row));
}
list.Add(GetUser(row));
}
}
@@ -245,19 +230,16 @@ namespace Emby.Server.Implementations.Data
throw new ArgumentNullException(nameof(user));
}
using (WriteLock.Write())
using (var connection = CreateConnection())
{
using (var connection = CreateConnection())
connection.RunInTransaction(db =>
{
connection.RunInTransaction(db =>
using (var statement = db.PrepareStatement("delete from LocalUsersv2 where Id=@id"))
{
using (var statement = db.PrepareStatement("delete from LocalUsersv2 where Id=@id"))
{
statement.TryBind("@id", user.InternalId);
statement.MoveNext();
}
}, TransactionMode);
}
statement.TryBind("@id", user.InternalId);
statement.MoveNext();
}
}, TransactionMode);
}
}
}