implementation module Shares.mTaskShare

import Utils.SDS
import Utils.Devices
import iTasks
import mTask
from Data.Func import $

manageShares :: [MTaskShare] -> Task ()
manageShares shares = forever (enterChoice "Choose share to update" [ChooseFromGrid id] shares
	>&^ \st->whileUnchanged st $ \msh->case msh of
		Nothing = viewShares shares @! zero
		Just sh = forever (
				viewSharedInformation "View value" [] (getSDSStore sh)
			>>* [OnAction (Action "Update") (withValue (Just o updateInformation "New value" []))]
			>>= updateShare sh
			)
			
	) @! ()

updateShare :: MTaskShare a -> Task MTaskShare | toByteCode, iTask a
updateShare sh=:{withTask,identifier} a = getDeviceByName withTask
	>>= sendMessages [MTUpd identifier $ toString $ toByteCode a]
	>>| treturn sh


viewShares :: [MTaskShare] -> Task ()
viewShares sh = anyTask (map viewShare sh) <<@ ArrangeHorizontal @! ()

viewShare :: MTaskShare -> Task ()
viewShare m = treturn ()//viewSharedInformation "" [] (getSDSStore m)
	//<<@ Title ("SDS: " +++ toString m.identifier) @! ()

instance zero MTaskShare where
	zero = {withTask="",identifier=0,realShare=""}