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{-# LANGUAGE DeriveAnyClass #-}
{-# LANGUAGE DeriveGeneric #-}
{-# LANGUAGE FlexibleInstances #-}
{-# LANGUAGE LambdaCase #-}
{-# LANGUAGE NamedFieldPuns #-}
{-# LANGUAGE OverloadedStrings #-}
-- | Module that contains the high-level checking functions
module CheckMap (loadAndLintMap, MapResult(..)) where
import Data.Aeson (ToJSON (toJSON))
import qualified Data.Aeson as A
import Data.Map (Map, toList)
import qualified Data.Map as M
import Data.Maybe (mapMaybe)
import Data.Text (Text)
import qualified Data.Text as T
import qualified Data.Vector as V
import GHC.Generics (Generic)
import Data.Aeson.Types ((.=))
import LintWriter (LintWriter, askContext, filterLintLevel,
invertLintResult, lintToDep, resultToLints,
runLintWriter)
import Properties (checkLayerProperty, checkMap, checkTileset)
import Tiled2 (HasName (getName),
HasProperties (getProperties),
Layer (layerName, layerProperties),
LoadResult (..),
Tiledmap (tiledmapLayers, tiledmapTilesets),
Tileset (tilesetName), loadTiledmap)
import Types (Dep, Hint (hintLevel, hintMsg), Level (..),
Lint (..), hint)
import Util (PrettyPrint (prettyprint), prettyprint)
-- | What this linter produces: lints for a single map
data MapResult = MapResult
{ mapresultLayer :: Map Hint [Layer]
, mapresultTileset :: Map Hint [Tileset] --Map Text (LintResult Tileset)
, mapresultGeneral :: [Lint]
, mapresultDepends :: [Dep]
, mapresultProvides :: [Text]
} deriving (Generic)
instance ToJSON MapResult where
toJSON res = A.object
[ "layer" .= CollectedLints (fmap getName <$> mapresultLayer res)
, "tileset" .= CollectedLints (fmap getName <$> mapresultTileset res)
, "general" .= mapresultGeneral res
-- TODO: not sure if these are necessary of even useful
, "depends" .= mapresultDepends res
, "provides" .= mapresultProvides res
]
newtype CollectedLints = CollectedLints (Map Hint [Text])
instance ToJSON CollectedLints where
toJSON (CollectedLints col) = toJSON
. M.mapKeys hintMsg
$ M.mapWithKey (\h cs -> A.object [ "level" .= hintLevel h, "in" .= cs ]) col
-- | this module's raison d'être
-- Lints the map at `path`, and limits local links to at most `depth`
-- layers upwards in the file hierarchy
loadAndLintMap :: FilePath -> Int -> IO (Maybe MapResult)
loadAndLintMap path depth = loadTiledmap path >>= pure . \case
DecodeErr err -> Just $ MapResult
{ mapresultLayer = mempty
, mapresultTileset = mempty
, mapresultDepends = []
, mapresultProvides = []
, mapresultGeneral =
[ hint Fatal . T.pack $
path <> ": Fatal: " <> err
]
}
IOErr _ -> Nothing
Loaded waMap ->
Just (runLinter waMap depth)
-- | lint a loaded map
runLinter :: Tiledmap -> Int -> MapResult
runLinter tiledmap depth = MapResult
{ mapresultLayer = layer'
, mapresultTileset = tileset'-- fromList tileset
, mapresultGeneral = generalLints
, mapresultDepends = --concatMap (resultToDeps . snd) layer
{-<>-} mapMaybe lintToDep generalLints
-- <> concatMap (resultToDeps . snd) tileset
, mapresultProvides = mempty --concatMap (resultToOffers . snd) layer
}
where
layer' = M.unionsWith (<>) $ fmap invertLintResult layer
tileset' = M.unionsWith (<>) $ fmap invertLintResult tileset
layer = V.toList . V.map runCheck $ tiledmapLayers tiledmap
where runCheck l = runLintWriter l depth checkLayer
tileset = V.toList . V.map runCheck $ tiledmapTilesets tiledmap
where runCheck l = runLintWriter l depth (checkTileset l)
-- lints collected from properties
generalLints =
resultToLints $ runLintWriter tiledmap depth checkMap
-- | collect lints on a single map layer
checkLayer :: LintWriter Layer
checkLayer = do
layer <- askContext
mapM_ checkLayerProperty (getProperties layer)
-- human-readable lint output, e.g. for consoles
instance PrettyPrint (Level, MapResult) where
prettyprint (level, mapResult) = if complete == ""
then " all good!\n" else complete
where
complete = T.concat $ prettyGeneral
<> prettyLints mapresultLayer
<> prettyLints mapresultTileset
-- | pretty-prints a collection of Hints, printing each
-- Hint only once, then a list of its occurences line-wrapped
-- to fit onto a decent-sized terminal
prettyLints :: HasName a => (MapResult -> Map Hint [a]) -> [Text]
prettyLints getter = fmap
(\(h, cs) -> prettyprint h
<> "\n (in "
-- foldl :: ((length of current line, acc) -> next ctxt -> list) -> ...
<> snd (foldl (\(l,a) c -> case l of
0 -> (T.length c, c)
_ | l < 70 -> (l+2+T.length c, a <> ", " <> c)
_ -> (6+T.length c, a <> ",\n " <> c)
)
(0, "") (fmap getName cs))
<> ")\n")
(toList . getter $ mapResult)
prettyGeneral :: [Text]
prettyGeneral = map
((<> "\n") . prettyprint)
. filterLintLevel level
$ mapresultGeneral mapResult
|