/// <summary>
/// Creates the source code for a mapping class.
/// </summary>
/// <param name="source"></param>
/// <param name="target"></param>
/// <returns></returns>
private string GenerateMapClassCode(IMappingConfiguration configuration, out List <string> referenceList, out string fullName)
{
referenceList = new List <string>();
string sourceAssemblyFile = configuration.SourceType.Assembly.Location;
string targetAssemblyFile = configuration.DestinationType.Assembly.Location;
referenceList.Add(sourceAssemblyFile);
referenceList.Add(targetAssemblyFile);
string sourceTypeName = configuration.SourceType.Name;
string sourceCast = configuration.SourceType.Name + " sourceObject = (" + configuration.SourceType.Name + ")source;\r\n";
string destinationCast = configuration.DestinationType.Name + " targetObject = (" + configuration.DestinationType.Name + ")destination;\r\n";
string targetCreate = configuration.DestinationType.Name + " targetObject = new " + configuration.DestinationType.Name + "();\r\n";
int classIndex = Interlocked.Increment(ref classCounter);
fullName = string.Format("DynamicCode{0}.DynamicCodeMap{0}", classIndex);
string mappingLines = string.Empty;
string copyMappingLines = string.Empty;
foreach (KeyValuePair <string, MemberMap> pair in configuration.Mappings)
{
MemberMap memberMap = pair.Value;
if (memberMap == null)
{
continue;
}
if (!memberMap.Ignore)
{
mappingLines += memberMap.GenerateCode("sourceObject", "targetObject") + "\r\n";
}
if (!memberMap.IgnoreOnCopy)
{
copyMappingLines += memberMap.GenerateCode("sourceObject", "targetObject") + "\r\n";
}
// string.Format(FIELD_MAP, memberMap.MemberName, memberMap.SourceMemberName);
}
List <string> usingList = new List <string>();
usingList.Add(configuration.DestinationType.Namespace);
usingList.Add(configuration.SourceType.Namespace);
string usingCode = GenerateUsingCode(usingList);
string code =
@"namespace DynamicCode" + classIndex + @"
{
" + usingCode + @"
public class DynamicCodeMap" + classIndex + @" : IMap
{
public object Map(object source)
{
if (source == null) return null;
" + sourceCast + @"
" + targetCreate + @"
" + mappingLines + @"
return targetObject;
}
public object Map(object source, object destination)
{
if (source == null || destination == null) return null;
" + sourceCast + @"
" + destinationCast + @"
" + copyMappingLines + @"
return targetObject;
}
}
}";
return(code);
}