Adding upstream version 0.28.1.

Signed-off-by: Daniel Baumann <daniel@debian.org>

core/record_proxy.go

@@ -0,0 +1,32 @@
+package core
+
+// RecordProxy defines an interface for a Record proxy/project model,
+// aka. custom model struct that acts on behalve the proxied Record to
+// allow for example typed getter/setters for the Record fields.
+//
+// To implement the interface it is usually enough to embed the [BaseRecordProxy] struct.
+type RecordProxy interface {
+	// ProxyRecord returns the proxied Record model.
+	ProxyRecord() *Record
+
+	// SetProxyRecord loads the specified record model into the current proxy.
+	SetProxyRecord(record *Record)
+}
+
+var _ RecordProxy = (*BaseRecordProxy)(nil)
+
+// BaseRecordProxy implements the [RecordProxy] interface and it is intended
+// to be used as embed to custom user provided Record proxy structs.
+type BaseRecordProxy struct {
+	*Record
+}
+
+// ProxyRecord returns the proxied Record model.
+func (m *BaseRecordProxy) ProxyRecord() *Record {
+	return m.Record
+}
+
+// SetProxyRecord loads the specified record model into the current proxy.
+func (m *BaseRecordProxy) SetProxyRecord(record *Record) {
+	m.Record = record
+}