import XMonad
import Data.Monoid
import System.Exit
import XMonad.Util.SpawnOnce
import XMonad.Layout.Fullscreen
import Graphics.X11.ExtraTypes.XF86
import XMonad.Layout.ToggleLayouts (ToggleLayout(..), toggleLayouts)
import XMonad.Layout.NoBorders (noBorders, smartBorders)
import XMonad.Layout.ResizableTile (ResizableTall(..), MirrorResize(..))
import XMonad.Layout.Grid
import XMonad.Layout.ResizableThreeColumns
import XMonad.Layout.Tabbed
import XMonad.Util.EZConfig

import qualified XMonad.StackSet as W
import qualified Data.Map        as M

-- The preferred terminal program, which is used in a binding below and by
-- certain contrib modules.
--
myTerminal      = "terminator"

-- Whether focus follows the mouse pointer.
myFocusFollowsMouse :: Bool
myFocusFollowsMouse = False

-- Whether clicking on a window to focus also passes the click to the window
myClickJustFocuses :: Bool
myClickJustFocuses = False

myBorderWidth   = 4

myModMask       = mod4Mask

myWorkspaces    = ["1","2","3","4","5","6","7","8","9"]

myNormalBorderColor  = "#2c2638"
myFocusedBorderColor = "#ea7599"

------------------------------------------------------------------------
-- Key bindings. Add, modify or remove key bindings here.
--
myKeys conf@(XConfig {XMonad.modMask = modm}) = M.fromList $

    -- launch a terminal
    [ ((modm, xK_z), spawn $ XMonad.terminal conf)

    -- Swap the focused window and the master window
    , ((modm,               xK_Return), windows W.swapMaster)

    -- Move focus to the next window
    , ((modm,               xK_Tab   ), windows W.focusDown)

    -- launch emacs
    , ((modm, xK_d), spawn "emacsclient -c -a 'emacs'")

    -- launch code
    , ((modm, xK_c), spawn "code")

    -- launch code
    , ((modm, xK_o), spawn "terminator -e glances")

    -- launch krusader
    , ((modm, xK_k), spawn "spacefm")

    -- launch librewolf
    , ((modm, xK_l), spawn "librewolf")

    -- launch kotatogram

    , ((modm, xK_g), spawn "kotatogram-desktop")

    -- launch flameshot
    , ((0, xK_Print), spawn "flameshot gui")

    -- launch colorpicker
    , ((0 .|. shiftMask, xK_Print), spawn "slickpicker")

    -- launch dmenu
    , ((modm, xK_p), spawn "synapse")

    -- close focused window
    , ((modm, xK_x), kill)

    -- Mute volume.
    , ((0, 0x1008FF12), spawn "amixer -q set Master toggle")

    -- Decrease volume.
    , ((0, 0x1008FF11), spawn "amixer -q set Master 5%-")

    -- Increase volume.
    , ((0, 0x1008FF13), spawn "amixer -q set Master 5%+")

    -- Increase brightness
    , ((0, xF86XK_MonBrightnessDown), spawn "lux -s 10%")

    -- Decrease brightness
    , ((0, xF86XK_MonBrightnessUp), spawn "lux -a 10%")

    -- Toggle fullscreen
    , ((modm, xK_f), sendMessage (Toggle "Full"))

    , ((modm, xK_Left), sendMessage Shrink)
    , ((modm, xK_Right), sendMessage Expand)
    , ((modm, xK_Down), sendMessage MirrorShrink)
    , ((modm, xK_Up), sendMessage MirrorExpand)


    -- Rotate through the available layout algorithms
    , ((modm,               xK_space ), sendMessage NextLayout)

    -- Push window back into tiling
    , ((modm, xK_t), withFocused $ windows . W.sink)

    -- Increment the number of windows in the master area
    , ((modm              , xK_comma ), sendMessage (IncMasterN 1))

    -- Deincrement the number of windows in the master area
    , ((modm              , xK_period), sendMessage (IncMasterN (-1)))

    -- Toggle the status bar gap
    -- Use this binding with avoidStruts from Hooks.ManageDocks.
    -- See also the statusBar function from Hooks.DynamicLog.
    --
    -- , ((modm              , xK_b     ), sendMessage ToggleStruts)

    -- Quit xmonad
    , ((modm .|. shiftMask, xK_q     ), io (exitWith ExitSuccess))

    -- Restart xmonad
    , ((modm              , xK_q     ), spawn "xmonad --recompile; xmonad --restart")

    ]
    ++

    --
    -- mod-[1..9], Switch to workspace N
    -- mod-shift-[1..9], Move client to workspace N
    --
    [((m .|. modm, k), windows $ f i)
        | (i, k) <- zip (XMonad.workspaces conf) [xK_1 .. xK_9]
        , (f, m) <- [(W.greedyView, 0), (W.shift, shiftMask)]]
    ++

    --
    -- mod-{w,e,r}, Switch to physical/Xinerama screens 1, 2, or 3
    -- mod-shift-{w,e,r}, Move client to screen 1, 2, or 3
    --
    [((m .|. modm, key), screenWorkspace sc >>= flip whenJust (windows . f))
        | (key, sc) <- zip [xK_w, xK_e, xK_r] [0..]
        , (f, m) <- [(W.view, 0), (W.shift, shiftMask)]]


------------------------------------------------------------------------
-- Mouse bindings: default actions bound to mouse events
--
myMouseBindings (XConfig {XMonad.modMask = modm}) = M.fromList $

    -- mod-button1, Set the window to floating mode and move by dragging
    [ ((modm, button1), (\w -> focus w >> mouseMoveWindow w
                                       >> windows W.shiftMaster))

    -- mod-button2, Raise the window to the top of the stack
    , ((modm, button2), (\w -> focus w >> windows W.shiftMaster))

    -- mod-button3, Set the window to floating mode and resize by dragging
    , ((modm, button3), (\w -> focus w >> mouseResizeWindow w
                                       >> windows W.shiftMaster))

    -- you may also bind events to the mouse scroll wheel (button4 and button5)
    ]
------------------------------------------------------------------------
-- Layouts:

-- You can specify and transform your layouts by modifying these values.
-- If you change layout bindings be sure to use 'mod-shift-space' after
-- restarting (with 'mod-q') to reset your layout state to the new
-- defaults, as xmonad preserves your old layout settings by default.
--
-- The available layouts.  Note that each layout is separated by |||,
-- which denotes layout choice.
--

myTabConfig = def {
  fontName = "Monospace"
}

myLayout = toggleLayouts (noBorders Full) (myTiled ||| Grid ||| myMulticol ||| myTabs)
  where
    myTiled = ResizableTall 1 (5/100) (3/5) []
    myMulticol = ResizableThreeCol 1 (3/100) (1/2) []
    myTabs = noBorders (tabbed shrinkText myTabConfig)
------------------------------------------------------------------------
-- Window rules:

-- Execute arbitrary actions and WindowSet manipulations when managing
-- a new window. You can use this to, for example, always float a
-- particular program, or have a client always appear on a particular
-- workspace.
--
-- To find the property name associated with a program, use
-- > xprop | grep WM_CLASS
-- and click on the client you're interested in.
--
-- To match on the WM_NAME, you can use 'title' in the same way that
-- 'className' and 'resource' are used below.
--
myManageHook = composeAll
    [ className =? "MPlayer"        --> doFloat
    , className =? "slickpicker"    --> doFloat
    , resource  =? "desktop_window" --> doIgnore
    , resource  =? "kdesktop"       --> doIgnore ]

------------------------------------------------------------------------
-- Event handling

-- * EwmhDesktops users should change this to ewmhDesktopsEventHook
--
-- Defines a custom handler function for X Events. The function should
-- return (All True) if the default handler is to be run afterwards. To
-- combine event hooks use mappend or mconcat from Data.Monoid.
--
myEventHook = mempty

------------------------------------------------------------------------
-- Status bars and logging

-- Perform an arbitrary action on each internal state change or X event.
-- See the 'XMonad.Hooks.DynamicLog' extension for examples.
--
myLogHook = return ()

------------------------------------------------------------------------
-- Startup hook

-- Perform an arbitrary action each time xmonad starts or is restarted
-- with mod-q.  Used by, e.g., XMonad.Layout.PerWorkspace to initialize
-- per-workspace layout choices.
--
-- By default, do nothing.
myStartupHook = do
    spawnOnce "slock &"
    spawnOnce "xautolock -time 60 -locker slock &"
    spawnOnce "compton &"
    spawnOnce "setxkbmap -layout 'us,ru' -option 'grp:alt_shift_toggle'"
    spawnOnce "/usr/bin/emacs --daemon"
    spawnOnce "nvidia-settings --load-config-only"
    spawnOnce "yakuake &"
------------------------------------------------------------------------
-- Now run xmonad with all the defaults we set up.

-- Run xmonad with the settings you specify. No need to modify this.
--
main = xmonad defaults

-- A structure containing your configuration settings, overriding
-- fields in the default config. Any you don't override, will
-- use the defaults defined in xmonad/XMonad/Config.hs
--
-- No need to modify this.
--
defaults = def {
      -- simple stuff
        terminal           = myTerminal,
        focusFollowsMouse  = myFocusFollowsMouse,
        clickJustFocuses   = myClickJustFocuses,
        borderWidth        = myBorderWidth,
        modMask            = myModMask,
        workspaces         = myWorkspaces,
        normalBorderColor  = myNormalBorderColor,
        focusedBorderColor = myFocusedBorderColor,

      -- key bindings
        keys               = myKeys,
        mouseBindings      = myMouseBindings,

      -- hooks, layouts
        layoutHook         = myLayout,
        manageHook         = myManageHook,
        handleEventHook    = myEventHook,
        logHook            = myLogHook,
        startupHook        = myStartupHook
    }