Double quote `$XDG...` in shell exports

[xdg-ninja.git] / app / add-program.hs

diff --git a/app/add-program.hs b/app/add-program.hs
index 8018916a4328eba9f715afd9802923421c5bb28b..a1446a3eb3ac4bb73576aca6c690669d88a0766f 100644 (file)
--- a/app/add-program.hs
+++ b/app/add-program.hs
@@ -1,37 +1,39 @@
-{-# LANGUAGE DeriveGeneric #-}
+{-# LANGUAGE DeriveGeneric     #-}

 {-# LANGUAGE OverloadedStrings #-}
 
 -- I do not know haskell, this code is probably shit
 
 {-# LANGUAGE OverloadedStrings #-}
 
 -- I do not know haskell, this code is probably shit
 

-import Data.Aeson
-import Data.Aeson.Encode.Pretty
-import qualified Data.ByteString.Lazy as B
-import Data.List.Extra
-import Data.Maybe
-import qualified Data.Text as T
-import Data.Text.ANSI
-import Data.UUID
-import Data.UUID.V4
-import GHC.Float (double2Float)
-import GHC.Generics
-import System.Console.Haskeline
-import System.Exit
-import System.IO
-import System.Process
-import Text.Printf (printf)
+import           Data.Aeson
+import           Data.Aeson.Encode.Pretty
+import           Data.Aeson.Types
+import qualified Data.ByteString.Lazy     as B
+import           Data.List.Extra
+import           Data.Maybe
+import qualified Data.Text                as T
+import           Data.Text.ANSI
+import           Data.UUID
+import           Data.UUID.V4
+import           GHC.Float                (double2Float)
+import           GHC.Generics
+import           System.Console.Haskeline
+import           System.Environment       (getEnv)
+import           System.Exit
+import           System.IO
+import           System.Process
+import           Text.Printf              (printf)

 
 data File = File
 
 data File = File

-  { path :: String,
-    movable :: Bool,
-    help :: String
+  { path         :: String,
+    supportLevel :: SupportLevel,
+    help         :: String

   }
   deriving (Generic, Show)
 
 instance ToJSON File where
   }
   deriving (Generic, Show)
 
 instance ToJSON File where

-  toEncoding = genericToEncoding defaultOptions
+  toEncoding (File path supportLevel help) = pairs ("path" .= path <> "movable" .= supportLevel <> "help" .= help)

 
 data Program = Program
 
 data Program = Program

-  { name :: T.Text,
+  { name  :: T.Text,

     files :: [File]
   }
   deriving (Generic, Show)
     files :: [File]
   }
   deriving (Generic, Show)


@@ -41,85 +43,114 @@ instance ToJSON Program where
 
 save :: Program -> IO ()
 save program = do
 
 save :: Program -> IO ()
 save program = do

-  let path = ( "./programs/" ++ (T.unpack (name program) ) ++ ".json")
+  let path = ("./programs/" ++ (T.unpack (name program)) ++ ".json")

   B.writeFile path (encodePretty program)
 
   B.writeFile path (encodePretty program)
 

-getHelp :: IO String
-getHelp =
-  toString <$> Data.UUID.V4.nextRandom >>= \id ->
-    appendFile ( "/tmp/xdg-ninja." ++ id ++ ".md" ) "Export the following environment variables:\n\n```bash\n\n```" >>
-    createProcess (shell ("nvim /tmp/xdg-ninja." ++ id ++ ".md")) >>= \r ->
-      case r of
-        (_, _, _, p) ->
-          waitForProcess p
-            >>= ( \f -> case f of
-                    ExitSuccess -> readFile ("/tmp/xdg-ninja." ++ id ++ ".md")
-                    (ExitFailure a) -> return ""
-                )
+data SupportLevel = Unsupported | Alias | EnvVars | Supported
+  deriving (Generic, Show)
+
+instance ToJSON SupportLevel where
+  toEncoding Unsupported = toEncoding ( Bool False )
+  toEncoding _           = toEncoding ( Bool True )
+
+getTemplate :: SupportLevel -> String
+getTemplate Unsupported = "Currently unsupported.\n\n_Relevant issue:_ https://github.com/user/repo/issues/nr\n"
+getTemplate EnvVars = "Export the following environment variables:\n\n```bash\n\n```"
+getTemplate Alias = "Alias PROGRAM to use a custom configuration location:\n\n```bash\nalias PROGRAM=PROGRAM --config \"$XDG_CONFIG_HOME\"/PROGRAM/config\n```\n"
+getTemplate Supported = "Supported since _VERSION_.\n\nYou can move the file to _XDG_CONFIG_HOME/PROGRAM/CONFIG.\n"
+
+
+getHelp :: SupportLevel -> IO String
+getHelp supportLevel = do
+  id <- toString <$> Data.UUID.V4.nextRandom
+  editor <- appendFile ("/tmp/xdg-ninja." ++ id ++ ".md") (getTemplate supportLevel) >> (getEnv "EDITOR")
+  (_, _, _, p) <- createProcess (shell (editor ++ " /tmp/xdg-ninja." ++ id ++ ".md"))
+  f <- waitForProcess p
+  case f of
+    ExitSuccess   -> readFile ("/tmp/xdg-ninja." ++ id ++ ".md")
+    ExitFailure a -> return ""

 
 getProp :: T.Text -> T.Text -> IO String
 getProp prompt placeholder = do
   let string_prompt = T.unpack prompt
   let string_placholder = T.unpack placeholder
 
 getProp :: T.Text -> T.Text -> IO String
 getProp prompt placeholder = do
   let string_prompt = T.unpack prompt
   let string_placholder = T.unpack placeholder

-  let fuck = runInputT defaultSettings (getInputLineWithInitial string_prompt (string_placholder, ""))
-  fuck
-    >>= ( \x -> case x of
-            (Just s) -> return s
-            Nothing -> return ""
-        )
+  x <- runInputT defaultSettings (getInputLineWithInitial string_prompt (string_placholder, ""))
+  case x of
+    Just s  -> return s
+    Nothing -> return ""

 
 data Answer = Yes | No | Unknown
 
 stringToBool :: String -> Answer
 stringToBool s = case lower s of
   "yes" -> Yes
 
 data Answer = Yes | No | Unknown
 
 stringToBool :: String -> Answer
 stringToBool s = case lower s of
   "yes" -> Yes

-  "y" -> Yes
-  "1" -> Yes
-  "no" -> No
-  "n" -> No
-  "0" -> No
-  _ -> Unknown
+  "y"   -> Yes
+  "1"   -> Yes
+  "no"  -> No
+  "n"   -> No
+  "0"   -> No
+  _     -> Unknown

 
 promptBool :: T.Text -> T.Text -> T.Text -> IO Bool
 
 promptBool :: T.Text -> T.Text -> T.Text -> IO Bool

-promptBool prompt prompt_unrecognised placeholder =
-  getProp prompt placeholder >>= \x -> case stringToBool x of
+promptBool prompt prompt_unrecognised placeholder = do
+  x <- getProp prompt placeholder
+  case stringToBool x of

     Yes -> return True
     No -> return False
     Unknown -> printf "%s\n" prompt_unrecognised >> promptBool prompt prompt_unrecognised placeholder
 
     Yes -> return True
     No -> return False
     Unknown -> printf "%s\n" prompt_unrecognised >> promptBool prompt prompt_unrecognised placeholder
 

+getSupportLevel :: IO SupportLevel
+getSupportLevel = do
+  movable <- promptBool (blue "Can the file be moved? (y/n) ") (red "Please provide a valid answer.") "y"
+  if movable
+  then do
+    envVars <- promptBool (blue "Do you have to export environment variables? (y/n) ") (red "Please provide a valid answer.") "y"
+    if envVars
+    then return EnvVars
+    else do
+      alias <- promptBool (blue "Do you have to set an alias? (y/n) ") (red "Please provide a valid answer.") "y"
+      if alias
+      then return Alias
+      else return Supported
+  else return Unsupported
+

 getFile :: IO File
 getFile :: IO File

-getFile =
-  getProp (blue "Path to file: ") "$HOME/."
-    >>= \path ->
-      promptBool (blue "Can the file be moved? (y/n) ") (red "Please provide a valid answer.") "y"
-        >>= \movable ->
-          getHelp
-            >>= \help -> return File {path = path, movable = movable, help = help}
+getFile = do
+  path <- getProp (blue "Path to file: ") "$HOME/."
+  supportLevel <- getSupportLevel
+  help <- getHelp supportLevel
+  return File {path = path, supportLevel = supportLevel, help = help}

 
 getFiles :: [File] -> IO [File]
 getFiles files =
   if Data.List.Extra.null files
 
 getFiles :: [File] -> IO [File]
 getFiles files =
   if Data.List.Extra.null files

-    then getFile >>= \newFile -> getFiles (newFile : files)
-    else
-      promptBool (green "Add another file? (y/n) ") (red "Please provide a valid answer.") "" >>= \new ->
-        if new
-          then getFile >>= \newFile -> getFiles (newFile : files)
-          else return files
+  then do
+    newFile <- getFile
+    getFiles (newFile : files)
+  else do
+    new <- promptBool (green "Add another file? (y/n) ") (red "Please provide a valid answer.") ""
+    if new
+    then do
+      newFile <- getFile
+      getFiles (newFile : files)
+    else return files

 
 getProgram :: IO Program
 
 getProgram :: IO Program

-getProgram =
-  printf "%s\n" (T.unpack (bold (cyan "XDG-ninja Configuration Wizard")))
-    >> printf "%s\n" (T.unpack (faint (italic (cyan "First, tell me what program you're creating a configuration for."))))
-    >> getProp (yellow "Program name: ") ""
-    >>= \name ->
-      printf "%s\n" (T.unpack (faint (italic (cyan "Alright, now let's configure which files belong to this program.")))) >>
-      printf "%s\n" (T.unpack (faint (italic (cyan "I'm going to ask you for the path to the file, please use $HOME instead of ~.")))) >>
-      printf "%s\n" (T.unpack (faint (italic (cyan "I'll then ask you wether or not this file can be moved to a different directory.")))) >>
-      printf "%s\n" (T.unpack (faint (italic (cyan "Finally, your editor is going to open a markdown document. Enter instructions on moving the file in question, then save and close.")))) >>
-      getFiles [] >>= \files ->
-        return Program {name = T.pack name, files = files}
+getProgram = do
+  name <- printf "%s\n" (T.unpack (bold (cyan "XDG-ninja Configuration Wizard")))
+          >> printf "%s\n" (T.unpack (faint (italic (cyan "First, tell me what program you're creating a configuration for."))))
+          >> getProp (yellow "Program name: ") ""
+  files <- printf "%s\n" (T.unpack (faint (italic (cyan "Alright, now let's configure which files belong to this program."))))
+           >> printf "%s\n" (T.unpack (faint (italic (cyan "I'm going to ask you for the path to the file, please use $HOME instead of ~."))))
+           >> printf "%s\n" (T.unpack (faint (italic (cyan "I'll then ask you wether or not this file can be moved to a different directory."))))
+           >> printf "%s\n" (T.unpack (faint (italic (cyan "Finally, your editor is going to open a markdown document. Enter instructions on moving the file in question, then save and close."))))
+           >> getFiles []
+  return Program {name = T.pack name, files = files}

 
 main :: IO ()
 
 main :: IO ()

-main =
-  getProgram
-    >>= save
+main = do
+  program <- getProgram
+  do_save <- promptBool (green "Save? (y/n) ") (red "Please provide a valid answer.") ""
+  if do_save
+  then save program
+  else return ()