haskell/lib/EditProgram.hs

   1 {-# LANGUAGE DeriveGeneric     #-}
   2 {-# LANGUAGE OverloadedStrings #-}
   3
   4 -- I do not know haskell, this code is probably shit
   5
   6 module EditProgram where
   7
   8 import           Data.Aeson
   9 import           Data.Aeson.Encode.Pretty
  10 import           Data.Aeson.Parser
  11 import           Data.Aeson.Types
  12 import qualified Data.ByteString.Lazy     as B
  13 import           Data.List.Extra
  14 import           Data.Maybe
  15 import qualified Data.Text                as T
  16 import           Data.Text.ANSI
  17 import           Data.UUID
  18 import           Data.UUID.V4
  19 import           GHC.Float                (double2Float)
  20 import           GHC.Generics
  21 import           Program
  22 import           Prompts
  23 import           System.Console.Haskeline
  24 import           System.Environment       (getEnv)
  25 import           System.Exit
  26 import           System.IO
  27 import           System.Process
  28 import           Text.Printf              (printf)
  29
  30 getSupportLevel :: SupportLevel -> IO SupportLevel
  31 getSupportLevel supportLevel = do
  32   changed <- promptBool (blue "Has the support level changed? (y/n) ") (red "Please provide a valid answer.") "y"
  33   if not changed
  34   then return supportLevel
  35   else do
  36       movable <- promptBool (blue "Can the file be moved? (y/n) ") (red "Please provide a valid answer.") "y"
  37       if movable
  38       then do
  39         envVars <- promptBool (blue "Do you have to export environment variables? (y/n) ") (red "Please provide a valid answer.") "y"
  40         if envVars
  41         then return EnvVars
  42         else do
  43           alias <- promptBool (blue "Do you have to set an alias? (y/n) ") (red "Please provide a valid answer.") "y"
  44           if alias
  45           then return Alias
  46           else return Supported
  47       else return Unsupported
  48
  49
  50 getHelp :: String -> IO String
  51 getHelp currentHelp = getInputMarkdown currentHelp
  52
  53 editFile :: File -> IO File
  54 editFile f = do
  55   printf "%s\n" (T.unpack (italic (cyan (T.pack (path f)))))
  56   edit <- promptBool (green "Edit this file? (y/n) ") (red "Please provide a valid answer.") ""
  57   if not edit
  58   then return f
  59   else do
  60     supportLevel <- getSupportLevel (supportLevel f)
  61     help <- getHelp (help f)
  62     return File {path = path f, supportLevel = supportLevel, help = help}
  63
  64 editProgram :: String -> IO ()
  65 editProgram filename = do
  66   program <- readProgram filename
  67   case program of
  68     Nothing -> printf "%s %s\n" (T.unpack (bold (red "Error parsing file"))) (T.unpack (italic (red (T.pack filename))))
  69     Just p -> do
  70       printf "%s %s\n" (T.unpack (cyan ("Editing"))) (T.unpack (italic (cyan (name p))))
  71       files <- return (files p)
  72       newFiles <- sequence (map editFile files)
  73       do_save <- promptBool (green "Save? (y/n) ") (red "Please provide a valid answer.") ""
  74       if do_save
  75       then save (T.pack filename) Program {name = (name p), files = newFiles}
  76       else return ()