-- |
-- Module: WildBind.Input.NumPad
-- Description: Types about number pads
-- Maintainer: Toshio Ito <debug.ito@gmail.com>
--
-- Input types for number pad keys.
module WildBind.Input.NumPad
       ( -- * NumLock disabled
         NumPadUnlocked(..),
         -- * NumLock enabled
         NumPadLocked(..),
       ) where

import WildBind.Description (Describable(describe))

-- | Number pad key input with NumLock disabled.
data NumPadUnlocked
  = NumInsert
  | NumEnd
  | NumDown
  | NumPageDown
  | NumLeft
  | NumCenter
  | NumRight
  | NumHome
  | NumUp
  | NumPageUp
  | NumDivide
  | NumMulti
  | NumMinus
  | NumPlus
  | NumEnter
  | NumDelete
  deriving (Eq,Ord,Show,Bounded,Enum)

instance Describable NumPadUnlocked where
  describe input = case input of
    NumHome -> "Home"
    NumUp -> "↑"
    NumPageUp -> "PageUp"
    NumLeft -> "←"
    NumCenter -> ""
    NumRight -> "→"
    NumEnd -> "End"
    NumDown -> "↓"
    NumPageDown -> "PageDown"
    NumDivide -> "/"
    NumMulti -> "*"
    NumMinus -> "-"
    NumPlus -> "+"
    NumEnter -> "Enter"
    NumInsert -> "Insert"
    NumDelete -> "Delete"


-- | Number pad key input with NumLock enabled.
data NumPadLocked
  = NumL0
  | NumL1
  | NumL2
  | NumL3
  | NumL4
  | NumL5
  | NumL6
  | NumL7
  | NumL8
  | NumL9
  | NumLDivide
  | NumLMulti
  | NumLMinus
  | NumLPlus
  | NumLEnter
  | NumLPeriod
  deriving (Eq,Ord,Show,Bounded,Enum)

instance Describable NumPadLocked where
  describe input = case input of
    NumL0 -> "0"
    NumL1 -> "1"
    NumL2 -> "2"
    NumL3 -> "3"
    NumL4 -> "4"
    NumL5 -> "5"
    NumL6 -> "6"
    NumL7 -> "7"
    NumL8 -> "8"
    NumL9 -> "9"
    NumLDivide -> "/"
    NumLMulti -> "*"
    NumLMinus -> "-"
    NumLPlus -> "+"
    NumLEnter -> "Enter"
    NumLPeriod -> "."