Merge ../haskell-dialog
This commit is contained in:
commit
55af3c5529
5 changed files with 244 additions and 0 deletions
1
apps/haskell-dialog/.gitignore
vendored
Normal file
1
apps/haskell-dialog/.gitignore
vendored
Normal file
|
@ -0,0 +1 @@
|
||||||
|
/dist-newstyle
|
142
apps/haskell-dialog/Dialog.hs
Normal file
142
apps/haskell-dialog/Dialog.hs
Normal file
|
@ -0,0 +1,142 @@
|
||||||
|
{-# LANGUAGE DerivingStrategies #-}
|
||||||
|
{-# LANGUAGE FlexibleContexts #-}
|
||||||
|
{-# LANGUAGE GeneralizedNewtypeDeriving #-}
|
||||||
|
{-# LANGUAGE MultiParamTypeClasses #-}
|
||||||
|
{-# LANGUAGE OverloadedStrings #-}
|
||||||
|
{-# LANGUAGE PartialTypeSignatures #-}
|
||||||
|
{-# LANGUAGE RankNTypes #-}
|
||||||
|
{-# LANGUAGE ScopedTypeVariables #-}
|
||||||
|
{-# LANGUAGE TypeOperators #-}
|
||||||
|
|
||||||
|
module Dialog (
|
||||||
|
runHaskeline,
|
||||||
|
runClearingHaskeline,
|
||||||
|
Menu (..),
|
||||||
|
MenuEntry (..),
|
||||||
|
menu,
|
||||||
|
confirm,
|
||||||
|
getLineWithDefaultAndSuggestions
|
||||||
|
) where
|
||||||
|
|
||||||
|
import Control.Applicative (Alternative ((<|>)))
|
||||||
|
import Control.Monad (MonadPlus (mzero))
|
||||||
|
import Control.Monad.IO.Class
|
||||||
|
import Data.Char (
|
||||||
|
isLower,
|
||||||
|
isUpper,
|
||||||
|
toLower,
|
||||||
|
toUpper,
|
||||||
|
)
|
||||||
|
import Data.List
|
||||||
|
import Data.Maybe
|
||||||
|
import Data.Text (Text)
|
||||||
|
import System.Console.ANSI
|
||||||
|
import System.Console.Haskeline
|
||||||
|
import System.Console.Wizard
|
||||||
|
import System.Console.Wizard.Haskeline
|
||||||
|
import System.Console.Wizard.Internal
|
||||||
|
import Witch
|
||||||
|
|
||||||
|
newtype ClearingHaskeline a = ClearingHaskeline {runClearing :: InputT IO a} deriving newtype (Functor, Applicative, Monad)
|
||||||
|
|
||||||
|
instance Run ClearingHaskeline Haskeline where
|
||||||
|
runAlgebra =
|
||||||
|
ClearingHaskeline . prependClearing . runAlgebra . fmap runClearing
|
||||||
|
where
|
||||||
|
prependClearing a = liftIO (clearScreen >> setCursorPosition 0 0) >> a
|
||||||
|
|
||||||
|
data MenuEntry a = Option Text a | SubMenu (Menu a) deriving (Show)
|
||||||
|
|
||||||
|
data Menu a = Menu Text [MenuEntry a]
|
||||||
|
deriving (Show)
|
||||||
|
|
||||||
|
cancelCharacter :: Char
|
||||||
|
cancelCharacter = '.'
|
||||||
|
|
||||||
|
menu ::
|
||||||
|
forall a m.
|
||||||
|
(Character :<: m, Show a) =>
|
||||||
|
Maybe Text ->
|
||||||
|
Menu a ->
|
||||||
|
Wizard m a
|
||||||
|
menu = runMenu True
|
||||||
|
where
|
||||||
|
runMenu top prompt thisMenu@(Menu name options) = do
|
||||||
|
response <-
|
||||||
|
retry . validator (`elem` hotkeys) $
|
||||||
|
character
|
||||||
|
(intercalate "\n" wholePrompt)
|
||||||
|
case lookup (toLower response) mappings of
|
||||||
|
Just (Option _ a) -> pure a
|
||||||
|
Just (SubMenu submenu) ->
|
||||||
|
runMenu False prompt submenu <|> runMenu True prompt thisMenu
|
||||||
|
Nothing -> mzero
|
||||||
|
where
|
||||||
|
hotkeys :: [Char]
|
||||||
|
mappings :: [(Char, MenuEntry a)]
|
||||||
|
(hotkeys, mappings) = foldr foldMappings ([cancelCharacter], []) options
|
||||||
|
|
||||||
|
foldMappings ::
|
||||||
|
MenuEntry a ->
|
||||||
|
([Char], [(Char, MenuEntry a)]) ->
|
||||||
|
([Char], [(Char, MenuEntry a)])
|
||||||
|
foldMappings option accu@(accuHotkeys, accuMappings)
|
||||||
|
| Just hotkey <- chooseHotkey accuHotkeys (getLabel option) =
|
||||||
|
(hotkey : accuHotkeys, accuMappings <> [(hotkey, option)])
|
||||||
|
| otherwise =
|
||||||
|
accu
|
||||||
|
|
||||||
|
chooseHotkey :: [Char] -> [Char] -> Maybe Char
|
||||||
|
chooseHotkey used label =
|
||||||
|
find (`notElem` used) $
|
||||||
|
toLower
|
||||||
|
<$> filter isUpper label
|
||||||
|
<> filter isLower label
|
||||||
|
<> label
|
||||||
|
|
||||||
|
getLabel :: MenuEntry a -> String
|
||||||
|
getLabel (Option label _) = into label
|
||||||
|
getLabel (SubMenu (Menu label _)) = into label
|
||||||
|
|
||||||
|
wholePrompt :: [String]
|
||||||
|
wholePrompt =
|
||||||
|
maybe id (:) (into <$> prompt) $
|
||||||
|
into name :
|
||||||
|
(if top then ".: Leave Menu" else ".: Back") :
|
||||||
|
((promptLabel <$> mappings) <> ["> "])
|
||||||
|
|
||||||
|
promptLabel :: (Char, MenuEntry a) -> [Char]
|
||||||
|
promptLabel (c, option) = toUpper c : (": " <> getLabel option)
|
||||||
|
|
||||||
|
confirm :: Character :<: m => Text -> Wizard m Bool
|
||||||
|
confirm prompt =
|
||||||
|
menu Nothing $ Menu prompt [Option "Yes" True, Option "No" False]
|
||||||
|
|
||||||
|
-- From Hledger.Cli.Commands.Add
|
||||||
|
withCompletion ::
|
||||||
|
(WithSettings :<: m) => CompletionFunc IO -> Wizard m a -> Wizard m a
|
||||||
|
withCompletion c = withSettings (setComplete c defaultSettings)
|
||||||
|
|
||||||
|
getLineWithDefaultAndSuggestions ::
|
||||||
|
(WithSettings :<: m, LinePrewritten :<: m) =>
|
||||||
|
PromptString ->
|
||||||
|
Maybe String ->
|
||||||
|
[String] ->
|
||||||
|
Wizard m String
|
||||||
|
getLineWithDefaultAndSuggestions prompt startInput completions =
|
||||||
|
retry . withCompletion completeFunc $
|
||||||
|
linePrewritten
|
||||||
|
(prompt <> "\n> ")
|
||||||
|
prewritten
|
||||||
|
""
|
||||||
|
where
|
||||||
|
completeFunc (before, _) = pure ("", simpleCompletion <$> match completions)
|
||||||
|
where
|
||||||
|
match = filter (isInfixOf $ reverse before)
|
||||||
|
prewritten = fromMaybe "" startInput
|
||||||
|
|
||||||
|
runHaskeline :: MonadIO m => Wizard Haskeline a -> m (Maybe a)
|
||||||
|
runHaskeline = liftIO . runInputT defaultSettings . run
|
||||||
|
|
||||||
|
runClearingHaskeline :: MonadIO m => Wizard Haskeline a -> m (Maybe a)
|
||||||
|
runClearingHaskeline = liftIO . runInputT defaultSettings . runClearing . run
|
49
apps/haskell-dialog/Main.hs
Normal file
49
apps/haskell-dialog/Main.hs
Normal file
|
@ -0,0 +1,49 @@
|
||||||
|
{-# LANGUAGE FlexibleInstances #-}
|
||||||
|
{-# LANGUAGE OverloadedStrings #-}
|
||||||
|
{-# LANGUAGE ViewPatterns #-}
|
||||||
|
{-# LANGUAGE NoImplicitPrelude #-}
|
||||||
|
{-# OPTIONS_GHC -Wno-orphans #-}
|
||||||
|
|
||||||
|
import Relude
|
||||||
|
import Witch
|
||||||
|
|
||||||
|
import Data.Aeson (FromJSON (..), Value (Array, String), withObject)
|
||||||
|
import qualified Data.Aeson.Key as Key
|
||||||
|
import qualified Data.Aeson.KeyMap as Aeson
|
||||||
|
import qualified Data.Foldable as Foldable
|
||||||
|
import qualified Data.Text as Text
|
||||||
|
import Data.Yaml (decodeFileEither)
|
||||||
|
|
||||||
|
import System.Posix.Daemon (Redirection (DevNull), runDetached)
|
||||||
|
import System.Process (callCommand)
|
||||||
|
|
||||||
|
import Dialog (Menu (..), MenuEntry (Option, SubMenu), menu, runClearingHaskeline)
|
||||||
|
|
||||||
|
data Command = Run Text | Fork Text deriving (Show)
|
||||||
|
|
||||||
|
instance FromJSON (Menu Command) where
|
||||||
|
parseJSON = parseMenu "Hotkeys"
|
||||||
|
where
|
||||||
|
parseList name = (fmap (Menu name) .) $
|
||||||
|
mapM $ \(Key.toText -> key, val) ->
|
||||||
|
case val of
|
||||||
|
String cmd -> pure $ Dialog.Option key (text2cmd cmd)
|
||||||
|
innerObj -> Dialog.SubMenu <$> parseMenu key innerObj
|
||||||
|
unpackMenu (Array arr) = join <$> mapM unpackMenu (reverse $ Foldable.toList arr)
|
||||||
|
unpackMenu value = withObject "mapping to menu entries" (pure . reverse . Aeson.toList) value
|
||||||
|
parseMenu name = parseList name <=< unpackMenu
|
||||||
|
text2cmd t = if Text.isPrefixOf "fork " t then Fork (Text.drop 5 t) else Run t
|
||||||
|
|
||||||
|
main :: IO ()
|
||||||
|
main = do
|
||||||
|
[menuFileName] <- getArgs
|
||||||
|
menuCommand <- decodeFileEither menuFileName
|
||||||
|
case menuCommand of
|
||||||
|
Left err -> print err
|
||||||
|
Right a -> do
|
||||||
|
cmd <- runClearingHaskeline $ menu Nothing a
|
||||||
|
maybe pass runCommand cmd
|
||||||
|
|
||||||
|
runCommand :: Command -> IO ()
|
||||||
|
runCommand (Run cmd) = callCommand $ into cmd
|
||||||
|
runCommand (Fork cmd) = runDetached Nothing DevNull (callCommand $ into cmd)
|
42
apps/haskell-dialog/haskell-dialog.cabal
Normal file
42
apps/haskell-dialog/haskell-dialog.cabal
Normal file
|
@ -0,0 +1,42 @@
|
||||||
|
cabal-version: >=1.10
|
||||||
|
|
||||||
|
-- Initial package description 'haskell-dialog.cabal' generated by 'cabal
|
||||||
|
-- init'. For further documentation, see
|
||||||
|
-- http://haskell.org/cabal/users-guide/
|
||||||
|
|
||||||
|
name: haskell-dialog
|
||||||
|
version: 0.1.0.0
|
||||||
|
|
||||||
|
-- synopsis:
|
||||||
|
-- description:
|
||||||
|
-- bug-reports:
|
||||||
|
license: AGPL
|
||||||
|
author: Malte Brandy
|
||||||
|
maintainer: malte.brandy@maralorn.de
|
||||||
|
|
||||||
|
-- copyright:
|
||||||
|
-- category:
|
||||||
|
build-type: Simple
|
||||||
|
extra-source-files: CHANGELOG.md
|
||||||
|
|
||||||
|
executable hotkeys
|
||||||
|
main-is: Main.hs
|
||||||
|
|
||||||
|
ghc-options: -Wall
|
||||||
|
other-modules: Dialog
|
||||||
|
-- other-extensions:
|
||||||
|
build-depends:
|
||||||
|
base >=4.13
|
||||||
|
, aeson >= 2.0.1.0
|
||||||
|
, haskeline
|
||||||
|
, daemons
|
||||||
|
, wizards
|
||||||
|
, ansi-terminal
|
||||||
|
, text
|
||||||
|
, witch
|
||||||
|
, relude
|
||||||
|
, process
|
||||||
|
, yaml
|
||||||
|
|
||||||
|
-- hs-source-dirs:
|
||||||
|
default-language: Haskell2010
|
10
apps/haskell-dialog/menu.yaml
Normal file
10
apps/haskell-dialog/menu.yaml
Normal file
|
@ -0,0 +1,10 @@
|
||||||
|
Htop: htop
|
||||||
|
Web:
|
||||||
|
- Thunderbird: fork thunderbird
|
||||||
|
Banana: "echo lol"
|
||||||
|
- Firefox: fork firefox
|
||||||
|
Test:
|
||||||
|
- B: "b"
|
||||||
|
- A: "a"
|
||||||
|
- D: "d"
|
||||||
|
C: "c"
|
Loading…
Reference in a new issue