tools/confuse.hs
author Wuzzy <Wuzzy2@mail.ru>
Tue, 22 Jan 2019 21:34:13 +0100
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permissions -rw-r--r--
Shorten text of buttons to load/edit drawn map and make them look nicer
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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{-# LANGUAGE OverloadedStrings #-}
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module Confuse where
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import Numeric
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import Data.Char
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import Control.Monad
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import qualified Data.ByteString as B
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import qualified Data.ByteString.UTF8 as UTF8
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import qualified Data.Map as Map
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hx :: [Char] -> String
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hx cs = let ch = (chr . fst . last . readHex $ cs) in
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            case ch of
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                 '\'' -> "''"
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                 '\\' -> "\\\\"
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                 c -> c : []
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conv :: String -> B.ByteString
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conv s = B.concat ["('", UTF8.fromString i, "', '", UTF8.fromString r, "')"]
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    where
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        i :: String
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        i = hx s
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        r :: String
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        r = concatMap hx . words . takeWhile ((/=) ';') . tail $ dropWhile ((/=) '\t') s
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convRules :: (B.ByteString, [B.ByteString]) -> B.ByteString
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convRules (a, b) = B.concat ["<reset>", u a, "</reset>\n<s>", B.concat $ map u b, "</s>"]
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    where
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        u a = B.concat ["\\","u",a]
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toPair :: String -> (B.ByteString, [B.ByteString])
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toPair s = (UTF8.fromString $ takeWhile isHexDigit s, map UTF8.fromString . words . takeWhile ((/=) ';') . tail $ dropWhile ((/=) '\t') s)
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main = do
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    ll <- liftM (filter (isHexDigit . head) . filter (not . null) . lines) $ readFile "confusables.txt"
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    B.writeFile "rules.txt" . B.intercalate "\n" . map convRules . Map.toList . Map.fromList . filter notTooLong . filter fits16bit . map toPair $ ll
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    where
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        notTooLong = (>) 6 . length . snd
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        fits16bit (a, b) = let f = (>) 5 . B.length in all f $ a:b
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