public static void Initialize(Action <DbDataReaderMapperConfiguration> configuration)
{
var configuration2 = new DbDataReaderMapperConfiguration();
configuration.Invoke(configuration2);
Initialize(configuration2);
}
private static List <DbDataReaderMapperItem> GetItemList(DbDataReaderMapperConfiguration configuration)
{
var ttype = typeof(TResultItem);
int code = 1;
var resultList = new List <DbDataReaderMapperItem>();
if (configuration.UseProperties)
{
foreach (var propertyInfo in ttype.GetRuntimeProperties())
{
if (ValidateProperty(propertyInfo))
{
ProcessType(propertyInfo.PropertyType, out bool isNullable, out MethodInfo? dbDataReader_GetValue_MethodInfo);
if (dbDataReader_GetValue_MethodInfo != null)
{
resultList.Add(new DbDataReaderMapperProperty(code, isNullable, dbDataReader_GetValue_MethodInfo, propertyInfo));
code++;
}
}
}
}
if (configuration.UseFields)
{
foreach (var fieldInfo in ttype.GetRuntimeFields())
{
if (ValidateField(fieldInfo))
{
ProcessType(fieldInfo.FieldType, out bool isNullable, out MethodInfo? dbDataReader_GetValue_MethodInfo);
if (dbDataReader_GetValue_MethodInfo != null)
{
resultList.Add(new DbDataReaderMapperField(code, isNullable, dbDataReader_GetValue_MethodInfo, fieldInfo));
code++;
}
}
}
}
return(resultList);
}
private static Expression BuildInitSwitch(ParameterExpression dbDataReader, ParameterExpression i, Expression readerMap, List <DbDataReaderMapperItem> itemList, DbDataReaderMapperConfiguration configuration)
{
if (itemList.Count <= 0)
{
return(Expression.Empty());
}
var breakLabel = Expression.Label();
var switchCaseList = new List <SwitchCase>();
foreach (var item in itemList)
{
switchCaseList.Add(
Expression.SwitchCase(
Expression.Block(
Expression.Assign(
Expression.ArrayAccess(readerMap, i),
Expression.Constant(item.Code)
),
Expression.Break(breakLabel)
),
Expression.Constant(configuration.CaseSensitive ? item.ItemName : item.ItemName.ToUpper())
)
);
}
var switchExpression =
Expression.Block(
Expression.Switch(
Call(null, DbDataReaderMapper_GetName, dbDataReader, i, Expression.Constant(configuration.CaseSensitive)),
switchCaseList.ToArray()
),
Expression.Label(breakLabel)
);
return(switchExpression);
}