WIP Scaffholding

core/interfaces.go

@@ -0,0 +1,25 @@
+package core
+
+import (
+	"context"
+	"io"
+)
+
+type EntryStore interface {
+	Append(ctx context.Context, entry Entry) (EntryID, error)
+
+	Redact(ctx context.Context, entryID EntryID) error
+
+	Get(ctx context.Context, entryID EntryID) (Entry, error)
+
+	ScanForwards(ctx context.Context, entryID EntryID) ([]EntryID, error)
+	ScanBackwards(ctx context.Context, entryID EntryID) ([]EntryID, error)
+
+	Head(ctx context.Context, ledgerID LedgerID) (EntryID, error)
+	IsEmpty(ctx context.Context, ledgerID LedgerID) bool
+}
+
+type PayloadStore interface {
+	Put(ctx context.Context, reader io.Reader) (PayloadID, error)
+	Delete(ctx context.Context, payloadID PayloadID) error
+}