module RON.Store.Class (MonadStore (..)) where

import RON.Prelude

import RON.Data.VersionVector (VV)
import RON.Types (Op, UUID)
import RON.Types.Experimental (Patch)

class (Monad m) => MonadStore m where
    -- | Get list of all object ids in the database.
    listObjects :: m [UUID]

    -- | Append a sequence of operations to an object.
    appendPatch :: Patch -> m ()

    {- | Get all RON-object logs split by replicas.
    Replicas order is not guaranteed.
    Implementation SHOULD return object creation op.
    -}
    loadWholeObjectLog ::
        -- | Object id
        UUID ->
        -- | Base version. To get object logs from the beginning, pass 'mempty'.
        VV ->
        m [Op]

-- TODO loadObjectLog filtered in DB