-- |
-- Module     : Simulation.Aivika.Trans.GPSS.Block.Assign
-- Copyright  : Copyright (c) 2017, David Sorokin <david.sorokin@gmail.com>
-- License    : BSD3
-- Maintainer : David Sorokin <david.sorokin@gmail.com>
-- Stability  : experimental
-- Tested with: GHC 8.0.2
--
-- This module defines the GPSS block ASSIGN.
--
module Simulation.Aivika.Trans.GPSS.Block.Assign
       (assignBlock,
        assignBlockM) where

import Simulation.Aivika.Trans
import Simulation.Aivika.Trans.GPSS.Block
import Simulation.Aivika.Trans.GPSS.Transact

-- | This is the GPSS construct
--
-- @ASSIGN A,B,C@
assignBlock :: MonadDES m
               => (a -> b)
               -- ^ the transform
               -> Block m (Transact m a) (Transact m b)
{-# INLINABLE assignBlock #-}
assignBlock :: forall (m :: * -> *) a b.
MonadDES m =>
(a -> b) -> Block m (Transact m a) (Transact m b)
assignBlock a -> b
f =
  Block { blockProcess :: Transact m a -> Process m (Transact m b)
blockProcess = \Transact m a
a -> forall (m :: * -> *) a. Monad m => a -> m a
return (forall (m :: * -> *) a b. Transact m a -> (a -> b) -> Transact m b
assignTransactValue Transact m a
a a -> b
f) }

-- | This is the GPSS construct
--
-- @ASSIGN A,B,C@
assignBlockM :: MonadDES m =>
                (a -> Process m b)
                -- ^ the transform computation
                -> Block m (Transact m a) (Transact m b)
{-# INLINABLE assignBlockM #-}
assignBlockM :: forall (m :: * -> *) a b.
MonadDES m =>
(a -> Process m b) -> Block m (Transact m a) (Transact m b)
assignBlockM a -> Process m b
f =
  Block { blockProcess :: Transact m a -> Process m (Transact m b)
blockProcess = \Transact m a
a -> forall (c :: * -> *) (m :: * -> *) a b.
Monad c =>
Transact m a -> (a -> c b) -> c (Transact m b)
assignTransactValueM Transact m a
a a -> Process m b
f }