[graph update] add "force" parameter to force graph recomputation

Otherwise the "refresh" buttons won't work because list version
doesn't change.

src/Gargantext/API/Node/Update.hs

@@ -36,7 +36,7 @@ import Gargantext.Database.Admin.Types.Node
 import Gargantext.Database.Query.Table.Node (getNode)
 import Gargantext.Database.Schema.Node (node_parent_id)
 import Gargantext.Database.Schema.Ngrams (NgramsType(NgramsTerms))
-import Gargantext.Prelude (Ord, Eq, (<$>), ($), liftBase, (.), printDebug, pure, show, cs, (<>), panic)
+import Gargantext.Prelude (Bool(..), Ord, Eq, (<$>), ($), liftBase, (.), printDebug, pure, show, cs, (<>), panic)
 import qualified Gargantext.Utils.Aeson as GUA
 import Prelude (Enum, Bounded, minBound, maxBound)
 import Servant
@@ -95,7 +95,7 @@ updateNode uId nId (UpdateNodeParamsGraph metric) logStatus = do
                    , _scst_events    = Just []
                    }
 
-  _ <- recomputeGraph uId nId (Just metric)
+  _ <- recomputeGraph uId nId (Just metric) True
 
   pure  JobLog { _scst_succeeded = Just 2
                , _scst_failed    = Just 0

src/Gargantext/Core/Viz/Graph/API.hs

@@ -120,8 +120,9 @@ recomputeGraph :: FlowCmdM env err m
                => UserId
                -> NodeId
                -> Maybe GraphMetric
+               -> Bool
                -> m Graph
-recomputeGraph _uId nId maybeDistance = do
+recomputeGraph _uId nId maybeDistance force = do
   nodeGraph <- getNodeWith nId (Proxy :: Proxy HyperdataGraph)
   let
     graph  = nodeGraph ^. node_hyperdata . hyperdataGraph
@@ -142,21 +143,22 @@ recomputeGraph _uId nId maybeDistance = do
   repo <- getRepo' [listId]
   let v   = repo ^. unNodeStory . at listId . _Just . a_version
 
+  let computeG mt = do
+        g <- computeGraph cId similarity NgramsTerms repo
+        let g' = set graph_metadata mt g
+        _ <- updateHyperdata nId (HyperdataGraph (Just g') camera)
+        pure g'
+
   case graph of
     Nothing     -> do
-      graph' <- computeGraph cId similarity NgramsTerms repo
       mt     <- defaultGraphMetadata cId "Title" repo (fromMaybe Order1 maybeDistance)
-      let graph'' = set graph_metadata (Just mt) graph'
-      _ <- updateHyperdata nId (HyperdataGraph (Just graph'') camera)
-      pure $ trace "[G.V.G.API.recomputeGraph] Graph empty, computed" graph''
-
-    Just graph' -> if listVersion == Just v
+      g <- computeG $ Just mt
+      pure $ trace "[G.V.G.API.recomputeGraph] Graph empty, computed" g
+    Just graph' -> if (listVersion == Just v) && (not force)
                      then pure graph'
                      else do
-                       graph'' <- computeGraph cId similarity NgramsTerms repo
-                       let graph''' = set graph_metadata graphMetadata graph''
-                       _ <- updateHyperdata nId (HyperdataGraph (Just graph''') camera)
-                       pure $ trace "[G.V.G.API] Graph exists, recomputing" graph'''
+                       g <- computeG graphMetadata
+                       pure $ trace "[G.V.G.API] Graph exists, recomputing" g
 
 
 computeGraph :: FlowCmdM env err m
@@ -242,7 +244,7 @@ graphRecompute u n logStatus = do
                    , _scst_remaining = Just 1
                    , _scst_events    = Just []
                    }
-  _g <- trace (show u) $ recomputeGraph u n Nothing
+  _g <- trace (show u) $ recomputeGraph u n Nothing False
   pure  JobLog { _scst_succeeded = Just 1
                , _scst_failed    = Just 0
                , _scst_remaining = Just 0
@@ -297,7 +299,7 @@ recomputeVersions :: FlowCmdM env err m
                   => UserId
                   -> NodeId
                   -> m Graph
-recomputeVersions uId nId = recomputeGraph uId nId Nothing
+recomputeVersions uId nId = recomputeGraph uId nId Nothing False
 
 ------------------------------------------------------------
 graphClone :: UserId