implementation module Shares.mTaskShare

import dynamic_string
import Utils.SDS
import Utils.Devices
import iTasks
import mTask
import Data.List
from Data.Func import $
from StdFunc import flip

derive class iTask MTaskShare

manageShares :: [MTaskShare] -> Task MTaskShare
manageShares x = enterChoice "" [ChooseFromGrid id] x
	>>| manageShares x
//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

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

makeShare :: String String Int BCValue -> MTaskShare
makeShare withTask withDevice identifier value = {MTaskShare
		|withTask=[withTask]
		,withDevice=[withDevice]
		,identifier=identifier
		,value=value
//		,realShare=MTaskWithShare $ "mTaskSDS-" +++ toString identifier
		}

updateShare :: Int BCValue -> Task [MTaskShare]
updateShare ident val = upd (map $ up ident val) sdsStore
	where
		up :: Int BCValue MTaskShare -> MTaskShare
		up i v s = if (s.identifier == i) {MTaskShare | s & value=val} s

import GenPrint, StdMisc, StdDebug, TTY
derive gPrint MTaskDevice, MTaskShare, Maybe, MTaskResource, MTaskTask, TaskId, TTYSettings, TCPSettings, DateTime
derive gPrint Parity, BaudRate, ByteSize

cleanSharesTask :: Int MTaskDevice -> Task [MTaskShare]
cleanSharesTask taskid d
| not (trace_tn $ printToString taskid) = undef
| not (trace_tn $ printToString d.deviceTasks) = undef
| not (trace_tn $ printToString $ getNames taskid d) = undef
= upd (map $ up $ getNames taskid d) sdsStore
	where
		getNames :: Int MTaskDevice -> [String]
		getNames i d = [t.MTaskTask.name\\t<-d.deviceTasks|t.ident==i]
		
		up :: [String] MTaskShare -> MTaskShare
		up ns s = {MTaskShare | s & withTask=[t\\t<-s.withTask|not (isMember t ns)]}

cleanSharesDevice :: String -> Task [MTaskShare]
cleanSharesDevice did = upd (map (up did)) sdsStore
	where
		up :: String MTaskShare -> MTaskShare
		up i s = {MTaskShare | s & withDevice = [wt\\wt<-s.withDevice|wt <> i]}