internal static BaseDbContext GetDbContext(string conString, DatabaseType dbType, List <Type> entityTypes = null)
{
AbstractProvider provider = GetProvider(dbType);
DbConnection dbConnection = provider.GetDbConnection();
dbConnection.ConnectionString = conString;
IModel model;
if (entityTypes?.Count > 0)
{
model = DbModelFactory.BuildDbCompiledModel(dbType, entityTypes);
}
else
{
model = DbModelFactory.GetDbCompiledModel(conString, dbType);
}
DbContextOptionsBuilder builder = new DbContextOptionsBuilder();
provider.UseDatabase(builder, dbConnection);
builder.EnableSensitiveDataLogging();
builder.UseModel(model);
builder.UseLoggerFactory(_loggerFactory);
return(new BaseDbContext(builder.Options));
}
public IConfigInit AddPhysicTable <TEntity>(string physicTableName, string groupName = "BaseDbGroup")
{
var absEntityType = typeof(TEntity);
_lock.EnterReadLock();
bool exists = _physicTables.Any(x =>
x.AbsTableName == absEntityType.Name &&
x.GroupName == groupName &&
x.PhysicTableName == physicTableName);
_lock.ExitReadLock();
if (exists)
{
return(this);
}
_lock.EnterWriteLock();
_physicTables.Add(new PhysicTable
{
AbsTableName = absEntityType.Name,
GroupName = groupName,
PhysicTableName = physicTableName
});
_lock.ExitWriteLock();
var physicEntityType = ShardingHelper.MapTable(absEntityType, physicTableName);
DbModelFactory.AddEntityType(physicTableName, physicEntityType);
return(this);
}
private Type MapTable(string targetTableName)
{
return(DbModelFactory.GetEntityType(targetTableName));
}
