Start database interface/model/iterator revamp

database/storage/interface.go

@@ -0,0 +1,30 @@
+package storage
+
+import (
+  "github.com/Safing/portbase/database/iterator"
+  "github.com/Safing/portbase/database/model"
+)
+
+// Interface defines the database storage API.
+type Interface interface {
+  // Full
+  Exists(key string) (bool, error)
+  Get(key string) (model.Model, error)
+  Create(key string, model model.Model) error
+  Update(key string, model model.Model) error // create when not exists
+  UpdateOrCreate(key string, model model.Model) error // update, create if not exists.
+  Delete(key string) error
+
+  // Partial
+  // What happens if I mutate a value that does not yet exist? How would I know its type?
+  InsertPartial(key string, partialObject interface{})
+  InsertValue(key string, attribute string, value interface{})
+
+  // Query
+  Query(*query.Query) (*iterator.Iterator, error)
+
+  // Meta
+  LetExpire(key string, timestamp int64) error
+  MakeSecret(key string) error // only visible internal
+  MakeCrownJewel(key string) error // do not sync between devices
+}