[Graph] forceAtlas refresh on controls change

src/Gargantext/Components/GraphExplorer.purs

@@ -131,7 +131,7 @@ graphView sigmaRef props = R.createElement el props []
         RH.div { id: "graph-view", className: "col-md-12" }
         [
           Graph.graph {
-             forceAtlas2Settings: Graph.forceAtlas2Settings
+               forceAtlas2Settings: Graph.forceAtlas2Settings
              , graph
              , sigmaSettings: Graph.sigmaSettings
              , sigmaRef: sigmaRef

src/Gargantext/Hooks/Sigmax.purs

@@ -60,9 +60,19 @@ startSigma ref sigmaRef settings forceAtlas2Settings graph = do
     useData sigma graph
     useForceAtlas2 sigma forceAtlas2Settings
   else
-    R.useEffect' $ do
-      log2 "refreshing" $ readSigma sigma
-      delay unit $ \_ -> pure $ Sigma.refresh <$> readSigma sigma
+    pure unit
+
+  R.useEffect $ do
+    delay unit $ handleRefresh sigma
+
+  where
+    handleRefresh sigma _ = do
+      let rSigma = readSigma sigma
+      _ <- case rSigma of
+        Nothing -> log2 "[handleRefresh] can't refresh" sigma
+        Just s -> do
+          Sigma.refreshForceAtlas s
+      pure $ pure unit
 
 -- | Manages a sigma with the given settings
 useSigma :: forall settings. R.Ref (Nullable Element) -> settings -> R.Ref (Maybe Sigma) -> R.Hooks {sigma :: Sigma, isNew :: Boolean}

src/Gargantext/Hooks/Sigmax/Sigma.purs

 module Gargantext.Hooks.Sigmax.Sigma where
 
 import Prelude
-import Type.Row (class Union)
+
 import Data.Either (Either(..))
 import Data.Nullable (null)
 import Data.Unit (Unit)
+import DOM.Simple.Console (log, log2)
 import Effect (Effect)
-import FFI.Simple.Objects (named)
+import Effect.Timer (setTimeout)
 import Effect.Uncurried (EffectFn1, mkEffectFn1, runEffectFn1, EffectFn2, runEffectFn2, EffectFn3, runEffectFn3, EffectFn4, runEffectFn4)
+import FFI.Simple.Objects (named)
+import Type.Row (class Union)
 
 foreign import data Sigma :: Type
 
@@ -54,6 +57,19 @@ refresh = runEffectFn1 _refresh
 
 foreign import _refresh :: EffectFn1 Sigma Unit
 
+refreshForceAtlas :: Sigma -> Effect Unit
+refreshForceAtlas sigma = do
+  isRunning <- isForceAtlas2Running sigma
+  if isRunning then
+    pure unit
+  else do
+    _ <- setTimeout 100 $ do
+      restartForceAtlas2 sigma
+      _ <- setTimeout 100 $
+        stopForceAtlas2 sigma
+      pure unit
+    pure unit
+
 addRenderer :: forall r err. Sigma -> r -> Effect (Either err Unit)
 addRenderer = runEffectFn4 _addRenderer Left Right