initial Go port of streamrip

internal/domain/media/media.go

@@ -0,0 +1,33 @@
+package media
+
+import "context"
+
+type Media interface {
+	Rip(ctx context.Context) error
+}
+
+type Pending interface {
+	Resolve(ctx context.Context) (Media, error)
+}
+
+type MediaFunc struct {
+	RipFn func(ctx context.Context) error
+}
+
+func (m MediaFunc) Rip(ctx context.Context) error {
+	if m.RipFn == nil {
+		return nil
+	}
+	return m.RipFn(ctx)
+}
+
+type PendingFunc struct {
+	ResolveFn func(ctx context.Context) (Media, error)
+}
+
+func (p PendingFunc) Resolve(ctx context.Context) (Media, error) {
+	if p.ResolveFn == nil {
+		return MediaFunc{}, nil
+	}
+	return p.ResolveFn(ctx)
+}