-manageShares shares = forever (enterChoice "Choose share to update" [ChooseFromGrid id] shares
- >&^ \st->whileUnchanged st $ \msh->case msh of
- Nothing = viewShares shares @! zero
- Just sh = viewSharedInformation "View value" [] (getSDSStore sh)
- >>= \_->return sh
- ) @! ()
+manageShares shares = withShared Nothing $ \cs->forever $
+ (viewSharesGrid cs shares -|| updateShares shares <<@ ArrangeVertical)
+ @! ()
+
+updateShares :: [MTaskShare] -> Task BCValue
+updateShares shares = anyTask (map updateS shares) <<@ ArrangeWithTabs
+
+updateS :: MTaskShare -> Task BCValue
+updateS sh = flip (<<@) (Title $ toString sh.identifier) $ forever $
+ viewSharedInformation "Current value" [] (getSDSShare sh)
+ ||- (
+ updateSharedInformation "New value" [] (getSDSShare sh)
+ >>= \nv->allTasks (map (withDevice treturn) sh.withDevice)
+ >>= \devs->allTasks (map (sendMessages [MTUpd sh.identifier nv]) devs)
+ >>| treturn nv
+ )
+ <<@ ArrangeHorizontal
+
+viewSharesGrid :: (Shared (Maybe MTaskShare)) [MTaskShare] -> Task [BCValue]
+viewSharesGrid _ [] = viewInformation "No shares yet" [] []
+viewSharesGrid cs sh = (allTasks [watch (getSDSShare m)\\m<-sh] <<@ NoUserInterface)
+ >&^ \st->flip (<<@) NoUserInterface $ whileUnchanged st $ \mshs->enterChoice "" [ChooseFromGrid id]
+ [{MTaskShare|ss&value=s}\\s<-fromJust mshs & ss<-sh]
+ >>* [OnValue (withValue $ \s->Just (set (Just s) cs))]
+ @! fromJust mshs