private static void LoadObjectFromResource(ColumnMappingAttribute attribute, HeaderRecord record)
{
int index = SearchHeadIndex(attribute, record);
if (index != -1)
{
attribute.getObject = r =>
{
var path = r[index];
if (string.IsNullOrEmpty(path))
{
return(null);
}
var format = attribute.ImportParam as String;
if (format != null)
{
path = string.Format(format, path);
}
return(Resources.Load(path));
}
}
;
else
{
attribute.getObject = r => null;
}
}
private static int SearchHeadIndex(ColumnMappingAttribute attribute, HeaderRecord record)
{
var searchs = new List <string>();
if (attribute.m_header.Length == 0)
{
searchs.Add(attribute.TargetField.Name);
}
else
{
searchs.AddRange(attribute.m_header);
}
var index = -1;
var searchCount = searchs.Count;
for (int i = 0; i < searchCount; i++)
{
var search = searchs[i];
if ((index = record.IndexOf(search)) != -1)
{
return(index);
}
}
return(index);
}
public virtual TEntity ToEntity <TEntity>(IDataReader reader)
where TEntity : BaseEntity, new()
{
TEntity newEntity = new TEntity();
try
{
PropertyInfo[] properties = newEntity.GetType().GetProperties();
int ordinal = 0;
object val = new object();
foreach (PropertyInfo property in properties)
{
ColumnMappingAttribute attribute = property.GetCustomAttribute <ColumnMappingAttribute>();
if (attribute != null)
{
ordinal = reader.GetOrdinal(attribute.ColumnName);
val = reader.GetValue(ordinal);
property.SetValue(newEntity, val);
}
else
{
ordinal = reader.GetOrdinal(property.Name);
val = reader.GetValue(ordinal);
property.SetValue(newEntity, val);
}
}
return(newEntity);
}
catch (Exception)
{
throw;
}
}
private static void InitString(ColumnMappingAttribute attribute, HeaderRecord record)
{
int index = SearchHeadIndex(attribute, record);
if (index != -1)
{
attribute.getObject = r => r[index];
}
else
{
attribute.getObject = r => string.Empty;
}
}
private static void InitInt32Array(ColumnMappingAttribute attribute, HeaderRecord record)
{
int index = SearchHeadIndex(attribute, record);
if (index != -1)
{
attribute.getObject = r =>
{
var str = r[index];
var strs = str.Split('_');
var count = strs.Length;
if (string.IsNullOrEmpty(str))
{
count = 0;
}
int[] values = new int[count];
int id;
for (int i = 0; i < count; i++)
{
if (string.IsNullOrEmpty(strs[i]))
{
values[i] = 0;
continue;
}
if (int.TryParse(strs[i], out id))
{
values[i] = id;
}
else
{
Debug.LogErrorFormat("InitInt32Array int.TryParse(strs[i],out id Failed,strs:{0}:{1}:Count is {2}", str, attribute.TargetField.Name, count);
}
}
return(values);
}
}
;
else
{
attribute.getObject = r => string.Empty;
}
}
private static void ConverToInternal <T>(ColumnMappingAttribute attribute, HeaderRecord record)
{
int index = SearchHeadIndex(attribute, record);
var type = typeof(T);
if (index != -1)
{
attribute.getObject = r =>
{
try { return(Convert.ChangeType(r[index], type)); }
catch (Exception) { return(default(T)); }
}
}
;
else
{
attribute.getObject = r => default(T);
}
}
private static void InitBoolean(ColumnMappingAttribute attribute, HeaderRecord record)
{
var importP = attribute.ImportParam as string;
if (importP != null)
{
int index = SearchHeadIndex(attribute, record);
if (index != -1)
{
attribute.getObject = r => string.Equals(r[index], importP, StringComparison.InvariantCultureIgnoreCase);
}
else
{
attribute.getObject = r => false;
}
}
else
{
ConverToInternal <bool>(attribute, record);
}
}
private static void InitGameObject(ColumnMappingAttribute attribute, HeaderRecord record)
{
LoadObjectFromResource(attribute, record);
}
private static void InitSingle(ColumnMappingAttribute attribute, HeaderRecord record)
{
ConverToInternal <float>(attribute, record);
}
private static void InitInt32(ColumnMappingAttribute attribute, HeaderRecord record)
{
ConverToInternal <int>(attribute, record);
}
