-module SocobanCoord
+module SokobanCoord
-import StdList, StdInt, StdChar, StdMisc, StdClass, StdString, StdFile, StdArray, StdTuple, Data.Maybe, Data.Map, Control.Monad, Data.Tuple, Data.Void
+import StdList, StdInt, StdBool, StdChar, StdMisc, StdClass, StdString, StdFile, StdArray, StdTuple, Data.Maybe, Data.Map, Control.Monad, Data.Tuple, Data.Void
import Sokoban
-inputfile :== "screen.1"
-outputfile :== "solver.smv"
+inpath :== "screen.2001"
+outpath :== "solver.smv"
-puzzle :: SokobanPuzzle
-puzzle = Sokoban [[Wall, Wall, Wall, Wall, Wall, Wall],
- [Wall, Free, Free, Free, Free, Wall],
- [Wall, Agent,Free, Box, Free, Wall],
- [Wall, Free, Free, Free, Target, Wall],
- [Wall, Wall, Wall, Wall, Wall, Wall]]
+checkX :: [[SokobanTile]] Int -> Int
+checkX p x = if (x > (length p - 1)) (-1) x
+
+checkY :: [[SokobanTile]] Int Int -> Int
+checkY p x y
+ | ((x < 0) || (x > (length p - 1))) = -1
+ | otherwise = if (y > (length (p !! x) - 1)) (-1) y
+
+genField :: [[SokobanTile]] Int Int -> String
+genField p x y = " init(x" +++ toString x +++ "_" +++ toString y +++ ") := " +++ fromTile ((p !! x) !! y) +++ ";\n"
+
+genVars :: Int Int -> String
+genVars x y = " x" +++ toString x +++ "_" +++ toString y +++ " : {Wall, Free, Box, BoxOnTarget, Target, Agent, AgentOnTarget};\n"
+
+genCoord :: [[SokobanTile]] Int Int -> [String]
+genCoord p x y = [" next(x" +++ toString x +++ "_" +++ toString y +++ ") := case\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Wall: Wall;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Free & x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y+1)) +++ " = Agent & move = Left: Agent;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Free & x" +++ toString (checkX p (x+1)) +++ "_" +++ toString (checkY p (x+1) y) +++ " = Agent & move = Up: Agent;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Free & x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-1)) +++ " = Agent & move = Right : Agent;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Free & x" +++ toString (checkX p (x-1)) +++ "_" +++ toString (checkY p (x-1) y) +++ " = Agent & move = Down : Agent;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Free & x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y+1)) +++ " = Box & x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y+2)) +++ " = Agent & move = Left: Box;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Free & x" +++ toString (checkX p (x+1)) +++ "_" +++ toString (checkY p (x+1) y) +++ " = Box & x" +++ toString (checkX p (x+2)) +++ "_" +++ toString (checkY p (x+2) y) +++ " = Agent & move = Up: Box;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Free & x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-1)) +++ " = Box & x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-2)) +++ " = Agent & move = Right : Box;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Free & x" +++ toString (checkX p (x-1)) +++ "_" +++ toString (checkY p (x-1) y) +++ " = Box & x" +++ toString (checkX p (x-2)) +++ "_" +++ toString (checkY p (x-2) y) +++ " = Agent & move = Down : Box;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Agent & (x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y+1)) +++ " = Free | x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y+1)) +++ " = Target) & move = Right: Free;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Agent & (x" +++ toString (checkX p (x+1)) +++ "_" +++ toString (checkY p (x+1) y) +++ " = Free | x" +++ toString (checkX p (x+1)) +++ "_" +++ toString (checkY p x y) +++ " = Target) & move = Down: Free;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Agent & (x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-1)) +++ " = Free | x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-1)) +++ " = Target) & move = Left : Free;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Agent & (x" +++ toString (checkX p (x-1)) +++ "_" +++ toString (checkY p (x-1) y) +++ "= Free | x" +++ toString (checkX p (x-1)) +++ "_" +++ toString (checkY p (x-1) y) +++ " = Target) & move = Up : Free;\n",
+
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Agent & (x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y+1)) +++ " = Box & x"
+ +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y+2)) +++ " = Free | x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y+2)) +++ " = Target) & move = Right: Free;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Agent & (x" +++ toString (checkX p (x+1)) +++ "_" +++ toString (checkY p x y) +++ " = Box & x"
+ +++ toString (checkX p (x+2)) +++ "_" +++ toString (checkY p (x+2) y) +++ " = Free | x" +++ toString (checkX p (x+2)) +++ "_" +++ toString (checkY p (x+2) y) +++ " = Target) & move = Down: Free;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Agent & (x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-1)) +++ " = Box & x"
+ +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-2)) +++ " = Free | x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-2)) +++ " = Target) & move = Left: Free;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Agent & (x" +++ toString (checkX p (x-1)) +++ "_" +++ toString (checkY p (x-1) y) +++ " = Box & x"
+ +++ toString (checkX p (x-2)) +++ "_" +++ toString (checkY p (x-2) y) +++ " = Free | x" +++ toString (checkX p (x-2)) +++ "_" +++ toString (checkY p (x-2) y) +++ " = Target) & move = Up: Free;\n",
+
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Box & x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y+1)) +++ " = Agent & (x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-1)) +++ " = Free | x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-1)) +++ " = Target) & move = Left: Agent;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Box & x" +++ toString (checkX p (x+1)) +++ "_" +++ toString (checkY p (x+1) y) +++ " = Agent & (x" +++ toString (x-1) +++ "_" +++ toString (checkY p (x-1) y) +++ " = Free | x" +++ toString (checkX p (x-1)) +++ "_" +++ toString (checkY p (x-1) y) +++ " = Target) & move = Up: Agent;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Box & x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-1)) +++ " = Agent & (x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y+1)) +++ " = Free | x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y+1)) +++ " = Target) & move = Right : Agent;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Box & x" +++ toString (checkX p (x-1)) +++ "_" +++ toString (checkY p (x-1) y) +++ " = Agent & (x" +++ toString (checkX p (x+1)) +++ "_" +++ toString (checkY p (x+1) y) +++ " = Free | x" +++ toString (checkX p (x+1)) +++ "_" +++ toString (checkY p x y) +++ " = Target) & move = Down : Agent;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Target & x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y+1)) +++ " = Agent & move = Left: AgentOnTarget;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Target & x" +++ toString (checkX p (x+1)) +++ "_" +++ toString (checkY p (x+1) y) +++ " = Agent & move = Up: AgentOnTarget;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Target & x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-1)) +++ " = Agent & move = Right : AgentOnTarget;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Target & x" +++ toString (checkX p (x-1)) +++ "_" +++ toString (checkY p (x-1) y) +++ " = Agent & move = Down : AgentOnTarget;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Target & x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y+1)) +++ " = Box & x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y+2)) +++ " = Agent & move = Left: BoxOnTarget;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Target & x" +++ toString (checkX p (x+1)) +++ "_" +++ toString (checkY p (x+1) y) +++ " = Box & x" +++ toString (checkX p (x+2)) +++ "_" +++ toString (checkY p (x+2) y) +++ " = Agent & move = Up: BoxOnTarget;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Target & x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-1)) +++ " = Box & x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-2)) +++ " = Agent & move = Right : BoxOnTarget;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = Target & x" +++ toString (checkX p (x-1)) +++ "_" +++ toString (checkY p (x-1) y) +++ " = Box & x" +++ toString (checkX p (x-2)) +++ "_" +++ toString (checkY p (x-2) y) +++ " = Agent & move = Down : BoxOnTarget;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = AgentOnTarget & (x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y+1)) +++ " = Free | x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y+1)) +++ " = Target) & move = Right: Target;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = AgentOnTarget & (x" +++ toString (checkX p (x+1)) +++ "_" +++ toString (checkY p (x+1) y) +++ " = Free | x" +++ toString (checkX p (x+1)) +++ "_" +++ toString (checkY p (x+1) y) +++ " = Target) & move = Down: Target;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = AgentOnTarget & (x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-1)) +++ " = Free | x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-1)) +++ " = Target) & move = Left : Target;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = AgentOnTarget & (x" +++ toString (checkX p (x-1)) +++ "_" +++ toString (checkY p (x-1) y) +++ " = Free | x" +++ toString (checkX p (x-1)) +++ "_" +++ toString (checkY p (x-1) y) +++ " = Target) & move = Up : Target;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = BoxOnTarget & x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y+1)) +++ " = Agent & (x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-1)) +++ " = Free | x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-1)) +++ " = Target) & move = Left: AgentOnTarget;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = BoxOnTarget & x" +++ toString (checkX p (x+1)) +++ "_" +++ toString (checkY p (x+1) y) +++ " = Agent & (x" +++ toString (checkX p (x-1)) +++ "_" +++ toString (checkY p (x-1) y) +++ " = Free | x" +++ toString (checkX p (x-1)) +++ "_"
+ +++ toString (checkY p (x-1) y) +++ " = Target) & move = Up: AgentOnTarget;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = BoxOnTarget & x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y-1)) +++ " = Agent & (x" +++ toString (checkX p x) +++ "_" +++ toString (checkY p x (y+1)) +++ " = Free | x" +++ toString x +++ "_" +++ toString (checkY p x (y+1)) +++ " = Target) & move = Right : AgentOnTarget;\n",
+ " x" +++ toString x +++ "_" +++ toString y +++ " = BoxOnTarget & x" +++ toString (checkX p (x-1)) +++ "_" +++ toString (checkY p (x-1) y) +++ " = Agent & (x" +++ toString (checkX p (x+1)) +++ "_" +++ toString (checkY p (x+1) y) +++ " = Free | x" +++ toString (checkX p (x+1)) +++ "_"
+ +++ toString (checkY p (x+1) y) +++ " = Target) & move = Down : AgentOnTarget;\n",
+ " TRUE : x" +++ toString x +++ "_" +++ toString y +++ ";\n",
+ " esac;\n"
+ ]
+
+instance == SokobanTile
+where
+ (==) Wall Wall = True
+ (==) Free Free = True
+ (==) Box Box = True
+ (==) Agent Agent = True
+ (==) Target Target = True
+ (==) TargetBox TargetBox = True
+ (==) TargetAgent TargetAgent = True
+ (==) _ _ = False
fromTile :: SokobanTile -> String
-fromTile Wall = "Wall"
+fromTile Wall = "Wall"
fromTile Free = "Free"
fromTile Box = "Box"
fromTile Target = "Target"
-fromTile Agent = "Agent"
+fromTile Agent = "Agent"
fromTile TargetAgent = "AgentOnTarget"
fromTile TargetBox = "BoxOnTarget"
-checkX :: Int -> Int
-checkX x = let (Sokoban p) = puzzle in if (x > length (hd p)) (-1) x
-
-checkY :: Int -> Int
-checkY y = let (Sokoban p) = puzzle in if (y > length p) (-1) y
-
-genField :: SokobanPuzzle -> [String]
-genField p = let (Sokoban pzl) = p in genField` pzl 0 0 []
-where
- genField` :: [[SokobanTile]] Int Int [String] -> [String]
- genField` p i j rs
- | i+1 == length (hd p) = rs
- | j == (length p) = genField` p (i+1) 0 [" init(x" +++ toString i +++ "_" +++ toString j +++ ") := " +++ fromTile ((p !! i) !! j) +++ ";\n": rs]
- | otherwise = genField` p i (j+1) [" init(x" +++ toString i +++ "_" +++ toString j +++ ") := " +++ fromTile ((p !! i) !! j) +++ ";\n": rs]
-
-genVars :: Int Int -> [String]
-genVars x y = genVars` x y 0 0 []
-where
- genVars` :: Int Int Int Int [String] -> [String]
- genVars` a b x y res
- | (a+1) == x = res
- | b == y = genVars` a b (x+1) 0 [" x" +++ toString x +++ "_" +++ toString y +++ " : {Wall, Free, Box, BoxOnTarget, Target, Agent, AgentOnTarget};\n":res]
- | otherwise = genVars` a b x (y+1) [" x" +++ toString x +++ "_" +++ toString y +++ " : {Wall, Free, Box, BoxOnTarget, Target, Agent, AgentOnTarget};\n":res]
-
-genCoord :: Int Int -> [String]
-genCoord x y = [" next(x" +++ toString x +++ "_" +++ toString y +++ ") := case\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Wall: Wall;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Free & x" +++ toString x +++ "_" +++ toString (checkY (y+1)) +++ " = Agent & move = Left: Agent;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Free & x" +++ toString (checkX (x+1)) +++ "_" +++ toString y +++ " = Agent & move = Up: Agent;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Free & x" +++ toString x +++ "_" +++ toString (y-1) +++ " = Agent & move = Right : Agent;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Free & x" +++ toString (x-1) +++ "_" +++ toString y +++ " = Agent & move = Down : Agent;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Free & x" +++ toString x +++ "_" +++ toString (checkY (y+1)) +++ " = Box & x" +++ toString x +++ "_" +++ toString (checkY (y+2)) +++ " = Agent & move = Left: Box;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Free & x" +++ toString (checkX (x+1)) +++ "_" +++ toString y +++ " = Box & x" +++ toString (checkX (x+2)) +++ "_" +++ toString x +++ " = Agent & move = Up: Box;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Free & x" +++ toString x +++ "_" +++ toString (y-1) +++ " = Box & x" +++ toString x +++ "_" +++ toString (x-2) +++ " = Agent & move = Right : Box;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Free & x" +++ toString (x-1) +++ "_" +++ toString y +++ " = Box & x" +++ toString (x-2) +++ "_" +++ toString y +++ " = Agent & move = Down : Box;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Agent & (x" +++ toString x +++ "_" +++ toString (checkY (y+1)) +++ " = Free | x" +++ toString x +++ "_" +++ toString (checkY (y+1)) +++ " = Target) & move = Right: Free;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Agent & (x" +++ toString (checkX (x+1)) +++ "_" +++ toString y +++ " = Free | x" +++ toString (checkX (x+1)) +++ "_" +++ toString y +++ " = Target) & move = Down: Free;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Agent & (x" +++ toString x +++ "_" +++ toString (y-1) +++ " = Free | x" +++ toString x +++ "_" +++ toString (y-1) +++ " = Target) & move = Left : Free;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Agent & (x" +++ toString (x-1) +++ "_" +++ toString y +++ "= Free | x" +++ toString (x-1) +++ "_" +++ toString y +++ " = Target) & move = Up : Free;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Box & x" +++ toString x +++ "_" +++ toString (checkY (y+1)) +++ " = Agent & (x" +++ toString x +++ "_" +++ toString (y-1) +++ " = Free | x" +++ toString x +++ "_" +++ toString (y-1) +++ " = Target) & move = Left: Agent;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Box & x" +++ toString (checkX (x+1)) +++ "_" +++ toString y +++ " = Agent & (x" +++ toString (x-1) +++ "_" +++ toString y +++ " = Free | x" +++ toString (x-1) +++ "_" +++ toString y +++ " = Target) & move = Up: Agent;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Box & x" +++ toString x +++ "_" +++ toString (y-1) +++ " = Agent & (x" +++ toString x +++ "_" +++ toString (checkY (y+1)) +++ " = Free | x" +++ toString x +++ "_" +++ toString (checkY (y+1)) +++ " = Target) & move = Right : Agent;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Box & x" +++ toString (x-1) +++ "_" +++ toString y +++ " = Agent & (x" +++ toString (checkX (x+1)) +++ "_" +++ toString y +++ " = Free | x" +++ toString (checkX (x+1)) +++ "_" +++ toString y +++ " = Target) & move = Down : Agent;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Target & x" +++ toString x +++ "_" +++ toString (checkY (y+1)) +++ " = Agent & move = Left: AgentOnTarget;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Target & x" +++ toString (checkX (x+1)) +++ "_" +++ toString y +++ " = Agent & move = Up: AgentOnTarget;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Target & x" +++ toString x +++ "_" +++ toString (y-1) +++ " = Agent & move = Right : AgentOnTarget;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Target & x" +++ toString (x-1) +++ "_" +++ toString y +++ " = Agent & move = Down : AgentOnTarget;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Target & x" +++ toString x +++ "_" +++ toString (checkY (y+1)) +++ " = Box & x" +++ toString x +++ "_" +++ toString (checkY (y+2)) +++ " = Agent & move = Left: BoxOnTarget;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Target & x" +++ toString (checkX (x+1)) +++ "_" +++ toString y +++ " = Box & x" +++ toString (checkX (x+2)) +++ "_" +++ toString y +++ " = Agent & move = Up: BoxOnTarget;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Target & x" +++ toString x +++ "_" +++ toString (y-1) +++ " = Box & x" +++ toString x +++ "_" +++ toString (y-2) +++ " = Agent & move = Right : BoxOnTarget;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = Target & x" +++ toString (x-1) +++ "_" +++ toString y +++ " = Box & x" +++ toString (x-2) +++ "_" +++ toString y +++ " = Agent & move = Down : BoxOnTarget;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = AgentOnTarget & (x" +++ toString x +++ "_" +++ toString (checkY (y+1)) +++ " = Free | x" +++ toString x +++ "_" +++ toString (checkY (y+1)) +++ " = Target) & move = Right: Target;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = AgentOnTarget & (x" +++ toString (checkX (x+1)) +++ "_" +++ toString y +++ " = Free | x" +++ toString (checkX (x+1)) +++ "_" +++ toString y +++ " = Target) & move = Down: Target;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = AgentOnTarget & (x" +++ toString x +++ "_" +++ toString (y-1) +++ " = Free | x" +++ toString x +++ "_" +++ toString (y-1) +++ " = Target) & move = Left : Target;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = AgentOnTarget & (x" +++ toString (x-1) +++ "_" +++ toString y +++ " = Free | x" +++ toString (x-1) +++ "_" +++ toString y +++ " = Target) & move = Up : Target;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = BoxOnTarget & x" +++ toString x +++ "_" +++ toString (checkY (y+1)) +++ " = Agent & (x" +++ toString x +++ "_" +++ toString (y-1) +++ " = Free | x" +++ toString x +++ "_" +++ toString (y-1) +++ " = Target) & move = Left: AgentOnTarget;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = BoxOnTarget & x" +++ toString (checkX (x+1)) +++ "_" +++ toString y +++ " = Agent & (x" +++ toString (x-1) +++ "_" +++ toString y +++ " = Free | x" +++ toString (x-1) +++ "_" +++ toString y +++ " = Target) & move = Up: AgentOnTarget;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = BoxOnTarget & x" +++ toString x +++ "_" +++ toString (y-1) +++ " = Agent & (x" +++ toString x +++ "_" +++ toString (checkY (y+1)) +++ " = Free | x" +++ toString x +++ "_" +++ toString (checkY (y+1)) +++ " = Target) & move = Right : AgentOnTarget;\n",
- " x" +++ toString x +++ "_" +++ toString y +++ " = BoxOnTarget & x" +++ toString (x-1) +++ "_" +++ toString y +++ " = Agent & (x" +++ toString (checkX (x+1)) +++ "_" +++ toString y +++ " = Free | x" +++ toString (checkX (x+1)) +++ "_" +++ toString y +++ " = Target) & move = Down : AgentOnTarget;\n",
- " TRUE : x" +++ toString x +++ "_" +++ toString y +++ ";\n",
- " esac;\n"
- ]
+genCond :: [[SokobanTile]] Int Int -> String
+genCond p x y
+ | x < 0 || y < 0 || x > (length p) - 1 = ""
+ | otherwise
+ | y > (length (p !! x) - 1) = ""
+ | otherwise = if ((p !! x) !! y == Target) ("x" +++ toString x +++ "_" +++ toString y +++ " = BoxOnTarget") ""
+
+addLogic :: [String] -> [String]
+addLogic [] = []
+addLogic [x] = [x]
+addLogic [x:xs] = [x +++ " & ": addLogic xs]
-genAll :: [String]
-genAll = let (Sokoban p) = puzzle in
+genAll :: SokobanPuzzle -> [String]
+genAll puzzle = let (Sokoban p) = puzzle in
[
"MODULE main\n",
"VAR\n"
- ]
- ++ genVars ((length p) - 1) ((length (hd p)) - 1)
+ ]
+ ++ [genVars x y \\ x <- [0..(length p - 1)], y <- [0..(length (p !! x) - 1)]]
+ ++ [" move : {Up, Down, Left, Right};\n"]
++ [
" ASSIGN\n",
" init(move) := {Up, Down, Left, Right};\n"
]
- ++ genField puzzle
- ++ flatten [filter (\x -> not (contains '-' x)) (genCoord x y) \\ x <- [0..4], y <- [0..5]]
+ ++ [genField p x y \\ x <- [0..(length p - 1)], y <- [0..(length (p !! x) - 1)]]
+ ++ flatten [filter (\x -> not (contains '-' x)) (genCoord p x y) \\ x <- [0..(length p - 1)], y <- [0..(length (p !! x) - 1)]]
+ ++ [" next(move) := {Up, Down, Left, Right};\n"]
+ ++ ["INVARSPEC !("]
+ ++ addLogic (filter (\x -> x <> "" ) [genCond p x y \\ x <- [0..(length p - 1)], y <- [0..(length (p !! x) - 1)]])
+ ++ [")\n"]
contains :: Char String -> Bool
contains char str = not (isEmpty [c\\c<-:str | char == c])
| sfend file = []
# (line, file) = sfreadline file
| otherwise = [line: readLines file]
-
+
writeLines :: [String] *File -> *File
writeLines [] file = file
writeLines [l:ls] file = writeLines ls (file <<< l)
-
-openInpFile :: *World String -> (File, *World)
+
+openInpFile :: *World String -> (File, *World)
openInpFile world path
# (ok, file, world) = sfopen path 0 world
| not ok = abort "Error reading the file."
= (file, world)
-
+
openOutFile :: *World String -> (*File, *World)
openOutFile world path
# (ok, file, world) = fopen path 1 world
| not ok = abort "Can not write to a file."
= (file, world)
-
+
closeFile :: *World *File -> (Bool, *World)
closeFile world file
# world = fclose file world
= world
-
-Start = genAll
\ No newline at end of file
+
+Start :: *World -> *World
+Start w
+ # (p, w) = parse inpath w
+ # s = genAll p
+ # (f, w) = openOutFile w outpath
+ # f = writeLines s f
+ # (ok, w) = closeFile w f
+ = w
\ No newline at end of file