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{-# LANGUAGE LambdaCase #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE RecordWildCards #-}
module Main (main) where
import Action
import Blessings.String
import Core
import Data.Maybe
import Scanner
import State
import Text.Hyphenation
import Text.LineBreak
import TreeView
import qualified Data.Tree as Tree
import qualified Data.Tree.Zipper as Z
import qualified Notmuch.Message as Notmuch
main :: IO ()
main =
mainWithState emptyState
{ keymap = myKeymap
, mousemap = myMousemap
}
myKeymap :: String -> State -> IO State
myKeymap "a" = toggleTagAtCursor "inbox"
myKeymap "s" = toggleTagAtCursor "unread"
myKeymap "&" = toggleTagAtCursor "killed"
myKeymap "*" = toggleTagAtCursor "star"
myKeymap "k" = moveCursorUp 1
myKeymap "j" = moveCursorDown 1
myKeymap "K" = moveTreeDown 1
myKeymap "J" = moveTreeUp 1
myKeymap "\ESC[A" = moveCursorUp 1
myKeymap "\ESC[B" = moveCursorDown 1
myKeymap "\ESC[a" = moveTreeDown 1
myKeymap "\ESC[b" = moveTreeUp 1
myKeymap "\ESC[c" = moveTreeLeft 1 -- S-Right
myKeymap "\ESC[d" = moveTreeRight 1 -- S-Left
myKeymap "\ESC[5~" = \q -> moveTreeDown (screenHeight q `div` 2) q -- PgUp
myKeymap "\ESC[6~" = \q -> moveTreeUp (screenHeight q `div` 2) q -- PgDn
myKeymap "\n" = toggleFold
myKeymap "\ESC[Z" = moveCursorUpToPrevUnread -- S-Tab
myKeymap "\t" = moveCursorDownToNextUnread
myKeymap "\DEL" = moveToParent -- backspace
myKeymap "=" = \q@State{..} ->
let cursor' = case Z.label cursor of
TVMessageLine a b c s ->
wrap (TVMessageLine a b c) cursor s
_ -> cursor
in return q { cursor = cursor' }
where
--unwrap = error "WIP"
-- 1. get current id (must be TVMessageLine)
-- 2. find first adjoined TVMessageLine with same id
-- 3. find last adjoined TVMessageLine with same id
-- 4. join lines (with space?)
wrap ctor loc s =
fromMaybe (error "die hard") $
Z.nextTree $
foldr (insert . ctor)
(Z.delete loc)
$ hy s
insert a =
Z.prevSpace . Z.insert (Tree.Node a [])
hy s =
breakStringLn bf s
where
shy = '\173'
hyp = Just german_1996
bf = BreakFormat 80 8 shy hyp
-- <F1>
myKeymap "\ESC[11~" = \q@State{..} ->
return q { flashMessage = Plain $ show $ treeViewId $ Z.label cursor }
-- <F2>
myKeymap "\ESC[12~" = \q@State{..} ->
return q { flashMessage =
Plain $
show $
maybe Nothing (Just . Notmuch.messageFilename) $
getMessage $
Z.label cursor
}
-- TODO Stuff Vim sends after exit (also there is more...)
myKeymap "\ESC[2;2R" = \q -> return q { flashMessage = flashMessage q <> " " <> Plain "stupid" }
myKeymap "\ESC[>85;95;0c" = \q -> return q { flashMessage = flashMessage q <> " " <> Plain "stupid" }
myKeymap s = displayKey s
myMousemap :: Scan -> State -> IO State
myMousemap ScanMouse{mouseButton=1,mouseY=y} = defaultMouse1Click y
myMousemap ScanMouse{mouseButton=3,mouseY=y} = \q -> defaultMouse1Click y q >>= toggleFold
myMousemap ScanMouse{mouseButton=4} = moveTreeDown 3
myMousemap ScanMouse{mouseButton=5} = moveTreeUp 3
myMousemap ScanMouse{mouseButton=0} = return
myMousemap info = displayMouse info
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