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module Gargantext.Components.NgramsTable.AutoSync where
import Data.Maybe (Maybe(..))
import Effect.Class (liftEffect)
import Gargantext.Core.NgramsTable.Types (CoreAction(..), CoreDispatch, CoreState)
import Gargantext.Prelude
import Gargantext.Utils.Reactix as R2
import Reactix as R
import Toestand as T
------------------------------------------------------------------
here :: R2.Here
here = R2.here "Gargantext.Components.NgramsTable.AutoSync"
type AutoSyncInput s =
( state :: T.Box (CoreState s)
, action :: CoreDispatch
)
type AutoSyncOutput =
-- @XXX: cannot use an Either here due to the mecanism of `syncPatches` only
-- returning an `Aff Unit`
-- ( result :: T.Box (Maybe (Either RESTError Unit))
( result :: T.Box (Maybe Unit)
, onPending :: T.Box Boolean
)
useAutoSync :: forall s.
Record (AutoSyncInput s)
-> R.Hooks (Record AutoSyncOutput)
useAutoSync { state, action } = do
-- States
onPending <- T.useBox false
result <- T.useBox Nothing
ngramsLocalPatch <-
T.useFocused
(_.ngramsLocalPatch)
(\a b -> b { ngramsLocalPatch = a }) state
-- Computed
let
exec { new } =
let hasChanges = new /= mempty
in when hasChanges do
T.write_ true onPending
T.write_ Nothing result
action $ Synchronize
{ afterSync: onSuccess
}
onSuccess _ = liftEffect do
T.write_ false onPending
T.write_ (Just unit) result
-- Hooks
R.useEffectOnce' $ T.listen exec ngramsLocalPatch
-- Output
pure
{ onPending
, result
}