private static IEnumerable <MemberMapInfo> GetMembersMapInfo(Type type, TypeMapInfo typeMapInfo)
{
#if PCL
var members = type.GetAllMembers().Where(x => !x.IsStatic());
#else
var properties = type.GetProperties(BindingFlags.Instance | BindingFlags.Public);
var fields = type.GetFields(BindingFlags.Instance | BindingFlags.Public);
var members = properties.Cast <MemberInfo>().Union(fields);
#endif
foreach (var memberInfo in members)
{
#if PCL
if (memberInfo.IsDefined(typeof(IgnoreAttribute)))
{
continue;
}
#else
if (Attribute.IsDefined(memberInfo, typeof(IgnoreAttribute)))
{
continue;
}
#endif
if (!(memberInfo is FieldInfo) &&
!(memberInfo is PropertyInfo))
{
continue;
}
yield return(GetMemberMapInfo(typeMapInfo, memberInfo));
}
}
public static TypeMapInfo GetMapInfo(Type type)
{
if (type == null)
{
throw new ArgumentNullException("type");
}
var tableName = GetTableName(type);
var typeMapInfo = new TypeMapInfo(type, tableName);
var memberMapInfo = GetMembersMapInfo(type, typeMapInfo);
foreach (var mapInfo in memberMapInfo)
{
typeMapInfo.AddMember(mapInfo);
}
return(typeMapInfo);
}
private static MemberMapInfo GetMemberMapInfo(TypeMapInfo typeMapInfo, MemberInfo memberInfo)
{
string columnName = memberInfo.Name;
SqlType columnType = null;
bool canBeNull = CanBeNull(memberInfo);
bool nullable = canBeNull;
object defaultValue = null;
bool defaultIsExpression = false;
#if PCL
if (memberInfo.IsDefined(typeof(ColumnAttribute)))
{
var attribute = memberInfo.GetCustomAttribute <ColumnAttribute>();
#else
if (Attribute.IsDefined(memberInfo, typeof(ColumnAttribute)))
{
var attribute = (ColumnAttribute)Attribute.GetCustomAttribute(memberInfo, typeof(ColumnAttribute));
#endif
if (!String.IsNullOrEmpty(attribute.Name))
{
columnName = attribute.Name;
}
if (!String.IsNullOrEmpty(attribute.TypeName))
{
if (!PrimitiveTypes.IsPrimitive(attribute.TypeName))
{
throw new NotSupportedException(String.Format("The type '{0}' is not supported.", attribute.TypeName));
}
columnType = SqlType.Parse(attribute.TypeName);
}
defaultValue = attribute.Default;
defaultIsExpression = attribute.DefaultIsExpression;
nullable = attribute.Null;
}
if (nullable && !canBeNull)
{
throw new NotSupportedException(String.Format("The member '{0}' is marked as NULL but is not nullable.", memberInfo.Name));
}
if (columnType == null)
{
columnType = GetSqlType(memberInfo);
}
ConstraintMapInfo[] constraints = null;
#if PCL
if (memberInfo.IsDefined(typeof(ConstraintAttribute)))
{
var attributes = memberInfo.GetCustomAttributes <ConstraintAttribute>();
#else
if (Attribute.IsDefined(memberInfo, typeof(ConstraintAttribute)))
{
var attributes = (ConstraintAttribute[])Attribute.GetCustomAttributes(memberInfo, typeof(ConstraintAttribute));
#endif
constraints = attributes.Select(x => new ConstraintMapInfo(memberInfo, columnName, x.Type, x.Expression)).ToArray();
}
#if PCL
if (memberInfo.IsDefined(typeof(IdentityAttribute)))
{
#else
if (Attribute.IsDefined(memberInfo, typeof(IdentityAttribute)))
{
#endif
if (constraints != null &&
constraints.Length > 0)
{
throw new InvalidOperationException("Cannot specify an identity for a column that already defines a constraint.");
}
if (defaultValue != null)
{
throw new InvalidOperationException("Cannot specify an identity for a column that defines a default expression.");
}
constraints = new[] { new ConstraintMapInfo(memberInfo, columnName, ConstraintType.PrimaryKey, null) };
defaultValue = String.Format("UNIQUEKEY('{0}')", typeMapInfo.TableName);
defaultIsExpression = true;
}
var mapInfo = new MemberMapInfo(memberInfo, columnName, columnType, nullable, constraints);
if (defaultValue != null)
{
mapInfo.SetDefault(defaultValue, defaultIsExpression);
}
return(mapInfo);
}
