private List <MappingMember> ParseMappingTypes(TypePair typePair)
{
var result = new List <MappingMember>();
List <MemberInfo> sourceMembers = GetSourceMembers(typePair.Source);
List <MemberInfo> targetMembers = GetTargetMembers(typePair.Target);
BindingConfig bindingConfig = BindingConfig.Get(typePair);
foreach (var member in targetMembers)
{
if (IsIgnore(member, bindingConfig))
{
result.Add(MappingMember.Ignore(member));
continue;
}
if (IsExpressionMapper(member, bindingConfig))
{
result.Add(MappingMember.Expreesion(member));
continue;
}
MemberInfo sourceMember = GetSourceName(sourceMembers, member, bindingConfig);
if (sourceMember.IsNull())
{
result.Add(MappingMember.Ignore(member));
continue;
}
result.Add(MappingMember.Mapper(member, sourceMember));
}
return(result);
}
private bool IsExpressionMapper(MemberInfo targetMember, BindingConfig bindingConfig)
{
if (bindingConfig != null)
{
if (bindingConfig.IsExpressionMapper(targetMember.Name))
{
return(true);
}
}
return(false);
}
private bool IsIgnore(MemberInfo targetMember, BindingConfig bindingConfig)
{
if (bindingConfig != null)
{
var sourceName = bindingConfig.GetBindField(targetMember.Name);
if (sourceName != null)
{
return(false);
}
if (bindingConfig.IsIgnoreTargetField(targetMember.Name))
{
return(true);
}
}
if (_config.IsGlobalIgnore(targetMember))
{
return(true);
}
return(false);
}
public static void Add(TypePair typePair, BindingConfig bindingConfig)
{
Cache.Add(typePair, bindingConfig);
}
private MemberInfo GetSourceName(List <MemberInfo> sourceMembers, MemberInfo targetMember, BindingConfig bindingConfig)
{
if (bindingConfig != null)
{
var sourceName = bindingConfig.GetBindField(targetMember.Name);
if (sourceName != null)
{
return(sourceMembers.FirstOrDefault(x => x.Name.Equals(sourceName)));
}
}
var matchSourceMembers = sourceMembers.Where(x => _config.NameMatching(targetMember.Name, x.Name));
if (matchSourceMembers.Count() <= 1)
{
return(matchSourceMembers.FirstOrDefault());
}
switch (_config.MultiMatchHandle)
{
case MultiMatchHandle.Ignore:
return(null);
case MultiMatchHandle.Error:
throw new Exception($"找到多个匹配的成员。TargetMemberName:{targetMember.Name}");
default:
return(matchSourceMembers.FirstOrDefault());
}
}
