- haskell version of vindinium

vindinium_hs/.gitignore

@@ -0,0 +1,3 @@
+.stack-work/
+*~
+/Bundled.hs

vindinium_hs/ChangeLog.md

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+# Changelog for stackproject
+
+## Unreleased changes

vindinium_hs/LICENSE

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+Copyright Author name here (c) 2020
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+
+    * Redistributions in binary form must reproduce the above
+      copyright notice, this list of conditions and the following
+      disclaimer in the documentation and/or other materials provided
+      with the distribution.
+
+    * Neither the name of Author name here nor the names of other
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

vindinium_hs/README.md

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+# stackproject

vindinium_hs/Setup.hs

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+import Distribution.Simple
+main = defaultMain

vindinium_hs/app/Main.hs

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+module Main where
+
+import Codingame
+
+main :: IO ()
+main = bundle

vindinium_hs/credentials.json

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+{
+    "email": "arne.weiss@udo.edu",
+    "password": "53gGVlg@EpNl"
+}

vindinium_hs/package.yaml

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+name:                stackproject
+version:             0.1.0.0
+github:              "githubuser/stackproject"
+license:             BSD3
+author:              "Author name here"
+maintainer:          "example@example.com"
+copyright:           "2020 Author name here"
+
+extra-source-files:
+- README.md
+- ChangeLog.md
+
+# Metadata used when publishing your package
+# synopsis:            Short description of your package
+# category:            Web
+
+# To avoid duplicated efforts in documentation and dealing with the
+# complications of embedding Haddock markup inside cabal files, it is
+# common to point users to the README.md file.
+description:         Please see the README on GitHub at <https://github.com/githubuser/stackproject#readme>
+
+dependencies:
+- base >= 4.7 && < 5
+- aeson
+- attoparsec
+- bytestring
+- codingame-hs
+- directory
+- filepath
+- random
+- containers >=0.5 && <0.7
+- haskell-src-exts
+
+library:
+  source-dirs: src
+
+executables:
+  stackproject-exe:
+    main:                Main.hs
+    source-dirs:         app
+    ghc-options:
+    - -threaded
+    - -rtsopts
+    - -with-rtsopts=-N
+    dependencies:
+    - stackproject
+
+tests:
+  stackproject-test:
+    main:                Spec.hs
+    source-dirs:         test
+    ghc-options:
+    - -threaded
+    - -rtsopts
+    - -with-rtsopts=-N
+    dependencies:
+    - stackproject

vindinium_hs/src/BotRunner.hs

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+module BotRunner
+    ( Bot
+    , escapedInputInErrorPrefix
+    , runBot
+    ) where
+
+import Control.Monad
+import System.IO
+
+-- A Codingame bot where input and output have been abstracted out.
+type Bot = IO String -> (String -> IO ()) -> IO ()
+
+escapedInputInErrorPrefix :: String
+escapedInputInErrorPrefix = "#"
+
+-- Run a bot in the Codingame Arena (or IDE).
+runBot
+    :: Bool -- Shall the bot’s input be echoed on stderr to be able to replay any game result?
+    -> Bot -- The bot.
+    -> IO ()
+runBot echoInput bot = do
+    hSetBuffering stdout NoBuffering
+    bot readLine writeLine
+    where
+        readLine = do
+            line <- getLine
+            when echoInput $
+                hPutStrLn stderr (escapedInputInErrorPrefix ++ line)
+            return line
+        writeLine = putStrLn

vindinium_hs/src/Codingame.hs

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+module Codingame
+    ( bundle
+    ) where
+
+import Codingame.WebServices
+import Codingame.SourcePackager
+import Language.Haskell.Exts
+
+import BotRunner
+import Player
+import Debug
+
+
+sourcePath = "src/Player.hs"
+
+parseMode :: ParseMode
+parseMode = ParseMode {
+        parseFilename = "<unknown>.hs",
+        baseLanguage = Haskell2010,
+        extensions = [EnableExtension ScopedTypeVariables, EnableExtension LambdaCase, EnableExtension MultiWayIf],
+        ignoreLanguagePragmas = False,
+        ignoreLinePragmas = True,
+        fixities = Just preludeFixities,
+        ignoreFunctionArity = False
+        }
+ 
+bundle :: IO ()
+bundle = do
+    source <- createMonolithicSourceWithMode parseMode sourcePath
+    credentials <- readCredentials "credentials.json"
+
+    putStrLn source
+
+    let file = "Bundled.hs" 
+    writeFile file $ "{-# LANGUAGE ScopedTypeVariables, LambdaCase, MultiWayIf #-}\n" ++ source
+

vindinium_hs/src/Debug.hs

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+module Debug
+    ( trace
+    , _trace
+    , traceList
+    ,_traceList
+    ) where
+
+import Data.List
+import qualified Debug.Trace as Trace
+
+trace :: Show a => String -> a -> a
+trace message x = Trace.trace (message ++ " = " ++ show x) x
+
+_trace :: String -> a -> a
+_trace _ = id
+
+traceList :: Show a => String -> [a] -> [a]
+traceList message xs = Trace.trace (message ++ " = [\n\t" ++ intercalate "\n\t" (map show xs) ++ "\n]") xs
+
+_traceList :: Show a => String -> [a] -> [a]
+_traceList _ = id

vindinium_hs/src/Graph.hs

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+{-# LANGUAGE ScopedTypeVariables #-}
+module Graph where
+
+import Prelude
+import qualified Data.Map as M
+import qualified Data.Set as S
+import Data.Maybe
+import qualified Data.Sequence as Seq
+
+newtype Graph v = Graph (M.Map v (Seq.Seq v))
+
+empty :: forall v. Graph v
+empty = Graph M.empty
+
+addNode :: forall v. Ord v => Graph v -> v -> Graph v
+addNode (Graph m) v = Graph $ M.insert v Seq.empty m
+
+-- adds an Edge from Node "from" to Node "to"
+-- returns the graph unmodified if "to" does not exist
+addEdge :: forall v. Ord v => Graph v -> v -> v -> Graph v
+addEdge g@(Graph m) from to = Graph $ M.update updateVal from m
+    where
+        updateVal :: Seq.Seq v -> Maybe (Seq.Seq v)
+        updateVal nodes
+            | g `contains` to = Just $ to Seq.<| nodes
+            | otherwise = Just nodes
+
+toMap :: forall v. Graph v -> M.Map v (Seq.Seq v)
+toMap (Graph m) = m
+
+adjacentEdges :: forall v. Ord v => Graph v -> v -> Seq.Seq v
+adjacentEdges (Graph m) nodeId = fromMaybe Seq.empty $ M.lookup nodeId m
+
+contains :: forall v. Ord v => Graph v -> v -> Bool
+contains (Graph m) key = case M.lookup key m of
+    Just _  -> True
+    Nothing -> False
+
+-- shortestPath :: forall v. Ord v => Graph v -> v -> v -> Seq v
+-- shortestPath g@(Graph m) from to = reverse $ shortestPath' (from, Seq.empty) Seq.empty S.empty
+--     where
+--         shortestPath' :: (v, Seq v) -> [(v, Seq v)] -> S.Set v-> Seq v
+--         shortestPath' from queue visited
+--             | fst from == to = snd from
+--             | length newQueue == 0 = Seq.empty
+--             | otherwise = shortestPath' (head newQueue) newQueue (S.insert (fst from) visited)
+--             where
+--                 adjacent :: S.Set v
+--                 adjacent = S.fromList $ adjacentEdges g (fst from)
+--                 newQueue :: [(v, Seq v)]
+--                 newQueue = drop 1 queue <> ( map (\x -> (x, fst from : snd from)) (S.toList $ S.difference adjacent visited) )
+
+shortestPathList :: forall v. Ord v => Graph v -> v -> v -> Seq.Seq v
+shortestPathList g@(Graph m) from to = Seq.reverse $ shortestPath' (from, Seq.empty) Seq.empty Seq.empty
+    where
+        shortestPath' :: (v, Seq.Seq v) -> Seq.Seq (v, Seq.Seq v) -> Seq.Seq v-> Seq.Seq v
+        shortestPath' from queue visited
+            | fst from == to = snd from
+            | otherwise = case Seq.viewl newQueue of
+                n Seq.:< _ -> shortestPath' n newQueue (fst from Seq.<| visited)
+                Seq.EmptyL -> Seq.empty
+            where
+                adjacent :: Seq.Seq v
+                adjacent = adjacentEdges g (fst from)
+                newQueue :: Seq.Seq (v, Seq.Seq v)
+                newQueue = Seq.drop 1 queue <> (fmap (\x -> (x, fst from Seq.<| snd from)) (adjacent `without` visited) )
+
+without :: Eq a => Seq.Seq a -> Seq.Seq a -> Seq.Seq a
+without seq1 seq2 = Seq.filter (\e -> all ((/=) e) seq2) seq1
+
+with :: Eq a => Seq.Seq a -> Seq.Seq a -> Seq.Seq a
+with seq1 seq2 = seq1 <> (seq2 `without` seq1)
+
+-- pathExists :: forall v. Ord v => Graph v -> v -> v -> Bool
+-- pathExists g@(Graph m) from to = shortestPath' from Seq.empty Seq.empty
+--     where
+--         shortestPath' :: v -> Seq v -> Seq v -> Bool
+--         shortestPath' from queue visited
+--             | from == to = True
+--             | otherwise  = case head $ newQueue of
+--                   Just n  -> shortestPath' n newQueue (from : visited)
+--                   Nothing -> False
+--             where
+--                 adjacent :: Seq v
+--                 adjacent = adjacentEdges g from
+--                 newQueue :: Seq v
+--                 newQueue = drop 1 queue <> (adjacent \\ visited)
+
+dfs :: forall v. Ord v => Graph v -> v -> v -> Bool
+dfs g@(Graph m) from to = dfs' g from to Seq.empty
+
+dfs' :: forall v. Ord v => Graph v -> v -> v -> Seq.Seq v -> Bool
+dfs' g@(Graph m) from to visited
+    | from == to = True
+    | otherwise = any ((==) True) $ subcalls (adjacent `without` visited)
+    where
+        subcalls = fmap (\f -> dfs' g f to visited')
+        visited' = with visited adjacent
+        adjacent = adjacentEdges g from

vindinium_hs/src/Player.hs

@@ -0,0 +1,137 @@
+{-# LANGUAGE ScopedTypeVariables, LambdaCase, MultiWayIf #-}
+module Player
+    ( runMain
+    ) where
+
+import System.IO
+import Control.Monad
+import System.Random
+import Data.Char (digitToInt)
+import Data.List (minimumBy)
+
+import BotRunner
+import Graph
+
+data BoardEntity = BSpawnPoint Int | BWall | BTavern | BMine | BEmpty deriving (Show, Eq)
+type Board = [[BoardEntity]]
+type IndexedBoard = [(Pos, BoardEntity)]
+type Pos = (Int, Int)
+
+-- Id, Pos, life, gold
+data Entity
+    = Hero Int Pos Int Int 
+    | Mine Int Pos
+
+runMain :: IO ()
+runMain = runBot True bot
+
+bot :: Bot
+bot readLine writeLine = do
+    -- let graph = foldl addEdge' graph' $ concatMap nodeConnections nodes
+    -- hPrint stderr $ shortestPathList graph "[0,0]" "[6,5]"
+
+    input_line <- getLine
+    let size = read input_line :: Int
+    
+    board' <- replicateM size getLine
+    let board :: Board = map (\br -> map (\se -> if
+            | se == '.' -> BEmpty
+            | se == '#' -> BWall
+            | se == 'T' -> BTavern
+            | se == 'M' -> BMine 
+            | otherwise -> BSpawnPoint $ digitToInt se) br) board'
+    input_line <- getLine
+    let iBoard :: IndexedBoard = concatMap (\(i_r, br) -> map (\(i_c, bc) -> ((i_c, i_r), bc)) br) $ zip [0..9] $ map (zip [0..9]) board
+
+    let myId = read input_line :: Int -- ID of your hero
+    
+    -- game loop
+    forever $ do
+        input_line <- getLine
+        let entitycount = read input_line :: Int -- the number of entities
+        
+        entities <- replicateM entitycount $ do
+            input_line <- getLine
+            let input = words input_line
+            let entitytype = input!!0 -- HERO or MINE
+            let id = read (input!!1) :: Int -- the ID of a hero or the owner of a mine
+            let x = read (input!!2) :: Int -- the x position of the entity
+            let y = read (input!!3) :: Int -- the y position of the entity
+            let life = read (input!!4) :: Int -- the life of a hero (-1 for mines)
+            let gold = read (input!!5) :: Int -- the gold of a hero (-1 for mines)
+            pure $ if entitytype == "HERO"
+                then Hero id (x,y) life gold
+                else Mine id (x,y)
+
+        let heroes = filter (\e -> case e of
+                Hero _ _ _ _ -> True
+                _ -> False) entities
+        let hero = head $ filter (\e -> case e of
+                Hero id _ _ _ -> id == myId
+                _ -> False) heroes
+        let mines = filter (\e -> case e of
+                Mine oId _ -> oId /= myId
+                _ -> False) entities
+        let minMine = minimumBy (\e1 e2 -> compare (dist (posFromEntity e1) (posFromEntity hero)) (dist (posFromEntity e2) (posFromEntity hero))) mines
+        let minTavernPos = minimumBy (\p1 p2 -> compare (dist p1 (posFromEntity hero)) (dist p2 (posFromEntity hero))) $ map (\(p, be) -> p) $ filter (\(p, be) -> isTavern be) iBoard
+        -- hPrint stderr minMine
+        
+        -- WAIT | NORTH | EAST | SOUTH | WEST
+        r <- randomRIO (0,3) :: IO Int
+        let dir = if r == 0
+                then "NORTH"
+            else if r == 1
+                then "EAST"
+            else if r == 2
+                then "SOUTH"
+            else 
+                "WEST"
+
+        putStrLn $ case life hero of
+            Just lp -> if lp < 30 then moveToPos minTavernPos else moveToEntity minMine
+            Nothing -> moveToEntity minMine
+
+moveToEntity :: Entity -> String
+moveToEntity e = case e of
+    Hero _ p _ _ -> cout p
+    Mine _ p -> cout p
+    where cout (x,y) = "MOVE " <> (show x) <> " " <> (show y)
+
+moveToPos :: (Int, Int) -> String
+moveToPos (x, y) = "MOVE " <> (show x) <> " " <> (show y)
+
+dist :: Pos -> Pos -> Int
+dist (x1, y1) (x2, y2) = abs (x2 - x1) + abs (y2 - y1)
+
+life :: Entity -> Maybe Int
+life (Hero _ _ l _) = Just l
+life _ = Nothing
+
+posFromEntity :: Entity -> (Int, Int)
+posFromEntity (Hero _ p _ _) = p
+posFromEntity (Mine _ p) = p
+
+isTavern :: BoardEntity -> Bool
+isTavern BTavern = True
+isTavern _ = False
+
+addEdge' :: Ord v => Graph v -> [v] -> Graph v
+addEdge' g v = addEdge'' g v
+    where
+        addEdge'' :: Ord v => Graph v -> [v] -> Graph v
+        addEdge'' g [a,b] = addEdge g a b
+
+graph' = foldl addNode empty sNodes
+
+sNodes :: [String]
+sNodes = map (\n -> show n) nodes
+
+nodes = do
+    x <- [0..9]
+    y <- [0..9]
+    return [x, y]
+
+nodeConnections :: [Int] -> [[String]]
+nodeConnections [x, y] = [ [o, show [x-1,y]], [o, show [x+1,y]], [o, show [x,y-1]], [o, show [x,y+1]] ]
+    where o = show [x, y]
+nodeConnections _ = []

vindinium_hs/stack.yaml

@@ -0,0 +1,68 @@
+# This file was automatically generated by 'stack init'
+#
+# Some commonly used options have been documented as comments in this file.
+# For advanced use and comprehensive documentation of the format, please see:
+# https://docs.haskellstack.org/en/stable/yaml_configuration/
+
+# Resolver to choose a 'specific' stackage snapshot or a compiler version.
+# A snapshot resolver dictates the compiler version and the set of packages
+# to be used for project dependencies. For example:
+#
+# resolver: lts-3.5
+# resolver: nightly-2015-09-21
+# resolver: ghc-7.10.2
+#
+# The location of a snapshot can be provided as a file or url. Stack assumes
+# a snapshot provided as a file might change, whereas a url resource does not.
+#
+# resolver: ./custom-snapshot.yaml
+# resolver: https://example.com/snapshots/2018-01-01.yaml
+resolver: lts-15.8
+
+# User packages to be built.
+# Various formats can be used as shown in the example below.
+#
+# packages:
+# - some-directory
+# - https://example.com/foo/bar/baz-0.0.2.tar.gz
+#   subdirs:
+#   - auto-update
+#   - wai
+packages:
+- .
+- ../codingame-hs
+# Dependency packages to be pulled from upstream that are not in the resolver.
+# These entries can reference officially published versions as well as
+# forks / in-progress versions pinned to a git hash. For example:
+#
+# extra-deps:
+# - acme-missiles-0.3
+# - git: https://github.com/commercialhaskell/stack.git
+#   commit: e7b331f14bcffb8367cd58fbfc8b40ec7642100a
+#
+extra-deps:
+- 'hpp-0.6.2'
+
+# Override default flag values for local packages and extra-deps
+# flags: {}
+
+# Extra package databases containing global packages
+# extra-package-dbs: []
+
+# Control whether we use the GHC we find on the path
+# system-ghc: true
+#
+# Require a specific version of stack, using version ranges
+# require-stack-version: -any # Default
+# require-stack-version: ">=2.1"
+#
+# Override the architecture used by stack, especially useful on Windows
+# arch: i386
+# arch: x86_64
+#
+# Extra directories used by stack for building
+# extra-include-dirs: [/path/to/dir]
+# extra-lib-dirs: [/path/to/dir]
+#
+# Allow a newer minor version of GHC than the snapshot specifies
+# compiler-check: newer-minor

vindinium_hs/stack.yaml.lock

@@ -0,0 +1,19 @@
+# This file was autogenerated by Stack.
+# You should not edit this file by hand.
+# For more information, please see the documentation at:
+#   https://docs.haskellstack.org/en/stable/lock_files
+
+packages:
+- completed:
+    hackage: hpp-0.6.2@sha256:aa75b0471c0a8f68ccf823da37ea88b4187829972dc951651805a3722293a001,1969
+    pantry-tree:
+      size: 1357
+      sha256: c85fba4149618ab38a1eb2d369d46d78a58a2729cfcf9be93ff36936e6b9ffe5
+  original:
+    hackage: hpp-0.6.2
+snapshots:
+- completed:
+    size: 492015
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/15/8.yaml
+    sha256: 926bc3d70249dd0ba05277ff00943c0addb35b627cb641752669e7cf771310d0
+  original: lts-15.8

vindinium_hs/stackproject.cabal

@@ -0,0 +1,93 @@
+cabal-version: 1.12
+
+-- This file has been generated from package.yaml by hpack version 0.31.2.
+--
+-- see: https://github.com/sol/hpack
+--
+-- hash: 830ab1dfe911ba97d355d8cb635f3c8cb20a911f05b8cbcb68139e102b99cfd5
+
+name:           stackproject
+version:        0.1.0.0
+description:    Please see the README on GitHub at <https://github.com/githubuser/stackproject#readme>
+homepage:       https://github.com/githubuser/stackproject#readme
+bug-reports:    https://github.com/githubuser/stackproject/issues
+author:         Author name here
+maintainer:     example@example.com
+copyright:      2020 Author name here
+license:        BSD3
+license-file:   LICENSE
+build-type:     Simple
+extra-source-files:
+    README.md
+    ChangeLog.md
+
+source-repository head
+  type: git
+  location: https://github.com/githubuser/stackproject
+
+library
+  exposed-modules:
+      BotRunner
+      Codingame
+      Debug
+      Graph
+      Player
+  other-modules:
+      Paths_stackproject
+  hs-source-dirs:
+      src
+  build-depends:
+      aeson
+    , attoparsec
+    , base >=4.7 && <5
+    , bytestring
+    , codingame-hs
+    , containers >=0.5 && <0.7
+    , directory
+    , filepath
+    , haskell-src-exts
+    , random
+  default-language: Haskell2010
+
+executable stackproject-exe
+  main-is: Main.hs
+  other-modules:
+      Paths_stackproject
+  hs-source-dirs:
+      app
+  ghc-options: -threaded -rtsopts -with-rtsopts=-N
+  build-depends:
+      aeson
+    , attoparsec
+    , base >=4.7 && <5
+    , bytestring
+    , codingame-hs
+    , containers >=0.5 && <0.7
+    , directory
+    , filepath
+    , haskell-src-exts
+    , random
+    , stackproject
+  default-language: Haskell2010
+
+test-suite stackproject-test
+  type: exitcode-stdio-1.0
+  main-is: Spec.hs
+  other-modules:
+      Paths_stackproject
+  hs-source-dirs:
+      test
+  ghc-options: -threaded -rtsopts -with-rtsopts=-N
+  build-depends:
+      aeson
+    , attoparsec
+    , base >=4.7 && <5
+    , bytestring
+    , codingame-hs
+    , containers >=0.5 && <0.7
+    , directory
+    , filepath
+    , haskell-src-exts
+    , random
+    , stackproject
+  default-language: Haskell2010

vindinium_hs/test/Spec.hs

@@ -0,0 +1,2 @@
+main :: IO ()
+main = putStrLn "Test suite not yet implemented"

vindinium_hs/workspace.code-workspace

@@ -0,0 +1,11 @@
+{
+	"folders": [
+        {
+            "path": "."
+        },
+        {
+            "path": "..\\codingame-hs"
+        }
+    ],
+    "settings": {}
+}