-- {{{ Imports
-- Standard awesome library
local gears = require("gears")
local awful = require("awful")
require("awful.autofocus")
-- Widget and layout library
local wibox = require("wibox")
-- Tyrannical tab handling
--local tyrannical = require("tyrannical")
-- Theme handling library
local beautiful = require("beautiful")
local xrdb = beautiful.xresources
-- Notification library
local naughty = require("naughty")
local menubar = require("menubar")
local hotkeys_popup = require("awful.hotkeys_popup").widget
-- Enable hotkeys help widget for VIM and other apps
-- when client with a matching name is opened:
require("awful.hotkeys_popup.keys")

-- Load Debian menu entries
local debian = require("debian.menu")
local has_fdo, freedesktop = pcall(require, "freedesktop")
-- Other libraries
local lain = require("lain")
local ccwidgets = require("cryptocoin_widgets")
local fxwidgets = require("forex_widgets")
local clocksarray = require("clocksarray")
local dbg = require("debugfunc")
local th = require("taghelpers")
-- }}}

-- {{{ Error handling
-- Check if awesome encountered an error during startup and fell back to
-- another config (This code will only ever execute for the fallback config)
if awesome.startup_errors then
    naughty.notify({ preset = naughty.config.presets.critical,
                     title = "Oops, there were errors during startup!",
                     text = awesome.startup_errors })
end

-- Handle runtime errors after startup
do
    local in_error = false
    awesome.connect_signal("debug::error", function (err)
        -- Make sure we don't go into an endless error loop
        if in_error then return end
        in_error = true

        naughty.notify({ preset = naughty.config.presets.critical,
                         title = "Oops, an error happened!",
                         text = tostring(err) })
        in_error = false
    end)
end
-- }}}

-- {{{ Variable definitions
--xrdb.set_dpi(95, screen[1])
--xrdb.set_dpi(120, screen[2])

-- Themes define colours, icons, font and wallpapers.
beautiful.init(gears.filesystem.get_configuration_dir () .. "theme/theme.lua")

-- This is used later as the default terminal and editor to run.
terminal = "rxvt-unicode"
editor = os.getenv("EDITOR") or "editor"
editor_cmd = terminal .. " -e " .. editor

-- Default modkey.
-- Usually, Mod4 is the key with a logo between Control and Alt.
-- If you do not like this or do not have such a key,
-- I suggest you to remap Mod4 to another key using xmodmap or other tools.
-- However, you can use another modifier like Mod1, but it may interact with others.
modkey = "Mod4"
cmdkey = "Mod3"

-- Table of layouts to cover with awful.layout.inc, order matters.
local layouts = {
    default = awful.layout.suit.fair,
    default_horiz = awful.layout.suit.fair.horizontal,
    tiled = awful.layout.suit.tile,
    tiled_horiz = awful.layout.suit.tile.top,
    floating = awful.layout.suit.floating,
    maximised = awful.layout.suit.max
}
awful.layout.layouts = {
    layouts.default,
    layouts.tiled,
    layouts.maximised,
    layouts.floating,
    layouts.default_horiz,
    layouts.tiled_horiz,
}
-- }}}

-- {{{ Helper functions
local function client_menu_toggle_fn()
    local instance = nil

    return function ()
        if instance and instance.wibox.visible then
            instance:hide()
            instance = nil
        else
            instance = awful.menu.clients({ theme = { width = 250 } })
        end
    end
end

local function set_wallpaper(s)
    -- Wallpaper
    if beautiful.wallpaper then
        local wallpaper = beautiful.wallpaper
        -- If wallpaper is a function, call it with the screen
        if type(wallpaper) == "function" then
            wallpaper = wallpaper(s)
        end
        gears.wallpaper.maximized(wallpaper, s, true)
    end
end

local function move_mouse_to_area(a)
    local coords = mouse.coords()
    if (coords.x < a.x or
        coords.x > (a.x+a.width) or
        coords.y < a.y or
        coords.y > (a.y+a.height)) then

        mouse.coords({
            x = a.x + a.width/2,
            y = a.y + a.height/2,
        }, true)
    end
end

-- }}}

-- {{{ Menu
-- Create a launcher widget and a main menu
myawesomemenu = {
   { "hotkeys", function() return false, hotkeys_popup.show_help end},
   { "manual", terminal .. " -e man awesome" },
   { "edit config", editor_cmd .. " " .. awesome.conffile },
   { "restart", awesome.restart },
   { "quit", function() awesome.quit() end}
}

local menu_awesome = { "awesome", myawesomemenu, beautiful.awesome_icon }
local menu_terminal = { "open terminal", terminal }

if has_fdo then
    mymainmenu = freedesktop.menu.build({
        before = { menu_awesome },
        after =  { menu_terminal }
    })
else
    mymainmenu = awful.menu({
        items = {
                  menu_awesome,
                  { "Debian", debian.menu.Debian_menu.Debian },
                  menu_terminal,
                }
    })
end


mylauncher = awful.widget.launcher({ image = beautiful.awesome_icon,
                                     menu = mymainmenu })

-- Menubar configuration
menubar.utils.terminal = terminal -- Set the terminal for applications that require it
-- }}}

-- {{{ Wibar
--local spacer = wibox.widget {
--    color = beautiful.bg_minimize,
--    forced_width = 4,
--    widget = wibox.widget.separator
--}
local function make_spacer(text)
    local spacer = wibox.widget.textbox()
    spacer:set_text(text or " │ ")
    return spacer
end

-- Keyboard map indicator and switcher
mykeyboardlayout = awful.widget.keyboardlayout()

local lain_bat = lain.widget.bat({
    batteries = {"BAT0", "BAT1"},
    settings = function()
        local delim = "↓"
        if bat_now.status == "Charging" then delim = "↑"
        elseif bat_now.status == "Unknown" then delim = "٭" end
        widget:set_text(bat_now.perc .. "% " .. delim .. " " .. bat_now.time)
    end,
})

-- Create a textclock widget
clocksarray = clocksarray.get_clocksarray("%a %d %b %H:%M:%S %Z", {
        ["NZ"] = "Pacific/Auckland",
        ["DE"] = "Europe/Berlin"
    }, make_spacer())

-- Create a wibox for each screen and add it
local taglist_buttons = gears.table.join(
                    awful.button({ }, 1, function(t) t:view_only() end),
                    awful.button({ modkey }, 1, function(t)
                                              if client.focus then
                                                  client.focus:move_to_tag(t)
                                              end
                                          end),
                    awful.button({ }, 3, awful.tag.viewtoggle),
                    awful.button({ modkey }, 3, function(t)
                                              if client.focus then
                                                  client.focus:toggle_tag(t)
                                              end
                                          end),
                    awful.button({ }, 4, function(t) awful.tag.viewnext(t.screen) end),
                    awful.button({ }, 5, function(t) awful.tag.viewprev(t.screen) end)
                )

local tasklist_buttons = gears.table.join(
                     awful.button({ }, 1, function (c)
                                              if c == client.focus then
                                                  -- I don't like click-minimising
                                                  -- c.minimized = true
                                              else
                                                  -- Without this, the following
                                                  -- :isvisible() makes no sense
                                                  c.minimized = false
                                                  if not c:isvisible() and c.first_tag then
                                                      c.first_tag:view_only()
                                                  end
                                                  -- This will also un-minimize
                                                  -- the client, if needed
                                                  client.focus = c
                                                  c:raise()
                                              end
                                          end),
                     awful.button({ }, 3, client_menu_toggle_fn()),
                     awful.button({ }, 4, function ()
                                              awful.client.focus.byidx(1)
                                          end),
                     awful.button({ }, 5, function ()
                                              awful.client.focus.byidx(-1)
                                          end))
-- }}}

-- {{{ Screens

-- Re-set wallpaper when a screen's geometry changes (e.g. different resolution)
screen.connect_signal("property::geometry", set_wallpaper)

-- {{{ Basic setup for screens
local function screen_set_profile(s, profile)
    s.profile = profile
    s.outputstr = table.concat(gears.table.keys(s.outputs), "+")
    s.name = s.profile .. "/" .. s.outputstr
end

awful.screen.connect_for_each_screen(function(s)

    s.set_profile = screen_set_profile

    -- Wallpaper
    set_wallpaper(s)

    -- Create a text widget to display screen name
    s.namebox = wibox.container.background(wibox.widget.textbox(s.name),
      beautiful.bg_minimize)

    -- Create a promptbox for each screen
    s.mypromptbox = awful.widget.prompt()
    -- Create an imagebox widget which will contains an icon indicating which layout we're using.
    -- We need one layoutbox per screen.
    s.mylayoutbox = awful.widget.layoutbox(s)
    s.mylayoutbox:buttons(awful.util.table.join(
                           awful.button({ }, 1, function () awful.layout.inc( 1) end),
                           awful.button({ }, 3, function () awful.layout.inc(-1) end),
                           awful.button({ }, 4, function () awful.layout.inc( 1) end),
                           awful.button({ }, 5, function () awful.layout.inc(-1) end)))
    -- Create a taglist widget
    s.mytaglist = awful.widget.taglist(s, awful.widget.taglist.filter.all, taglist_buttons)

    -- Create a tasklist widget
    s.mytasklist = awful.widget.tasklist(s, awful.widget.tasklist.filter.currenttags, tasklist_buttons)

    -- Create the wibox, but only if there isn't one yet
    if not s.mywibox then
        s.mywibox = awful.wibar({ position = "top", screen = s })
    end

    -- Add widgets to the wibox
    local right_widgets = gears.table.join(clocksarray, {
        make_spacer(" "),
        wibox.widget.systray(),
        s.mylayoutbox,
        layout = wibox.layout.fixed.horizontal,
    })

--    if s == screen.primary then
        right_widgets = gears.table.join({
            make_spacer(" "),
            ccwidgets.btc_widget,
            make_spacer(),
            ccwidgets.eth_widget,
            make_spacer(),
            fxwidgets.ecb_widget,
            make_spacer(),
            lain_bat.widget,
            make_spacer(),
        }, right_widgets)
--    end

    s.mywibox:setup {
        layout = wibox.layout.align.horizontal,
        { -- Left widgets
            layout = wibox.layout.fixed.horizontal,
            --s.namebox,
            s.mytaglist,
            make_spacer(" "),
            s.mypromptbox,
        },
        s.mytasklist, -- Middle widget
        right_widgets,
    }
end) -- }}}

-- {{{ autorandr integration
local function find_screen_by_name(name)
    for s in screen do
        if s.name == name then
            return s
        end
    end
end

local function get_target_screen_for_tag(tag)
    local function primary_screen(reason)
        local s = screen.primary
        local msg = "  → primary screen \"" .. s.name .. "\""
        if reason then msg = msg .. " (" .. reason .. ")" end
        print(msg)
        return s
    end

    print("Figuring out target screen for tag " .. tag.name .. "…")
    if tag.targets then
        if type(tag.targets) == "table" then
            for _,target in ipairs(tag.targets) do
                local s = find_screen_by_name(target)
                if s then
                    print("  → screen " .. s.name)
                    return s
                end
            end
        elseif tag.targets == "primary" then
            return primary_screen("explicit request")
        end
        return primary_screen("no matching target in " .. table.concat(tag.targets, ","))
    else
        return primary_screen("no targets specified")
    end
end

local function move_tag_to_target_screen(tag)
    tag.screen = get_target_screen_for_tag(tag)
end

local function move_tags_to_target_screens()
    for _,tag in ipairs(root.tags()) do
        move_tag_to_target_screen(tag)
    end
end

tag.connect_signal("request::screen", function(t)
    -- throw the tag onto any other screen, it'll get reassigned later when
    -- a new profile has been processed.
    for s in screen do
        if s ~= t.screen then
            t.screen = s
            t.selected = false
            break
        end
    end
    naughty.notify({
        title = "Screen removed",
        text = "Salvaged tab " .. t.name,
    })
end)

function handle_new_autorandr_profile(newprofile)
    -- The main idea here is that autorandr invokes this via awesome-client
    -- after switching to a new profile. Awesome will have already set up all
    -- the screens long before this function is called. Therefore, we just do
    -- the necessary modifications to the existing screens, and move tags
    -- around.

    if not newprofile then
        error("Missing new profile name")
    end

    naughty.notify({
        preset = naughty.config.presets.low,
        title = "New autorandr profile",
        text = "Reconfiguring for profile <b>" .. newprofile .. "</b>",
    })

    for s in screen do
        s:set_profile(newprofile)
    end
    move_tags_to_target_screens()
end

local function initialise_to_autorandr_profile()
    local profile
    profile = nil

    local function process_line(line)
        if profile then return end
        local match = string.match(line, "^([^%s]+) %(detected%)")
        if match then
            profile = match
        end
    end

    local function output_done()
        if not profile then
            error("autorandr detected no profile")
            profile = "awesome"
        end
        handle_new_autorandr_profile(profile)
    end

    local function handle_exit(reason, code)
        if not (reason == "exit" and code == 0) then
            error("autorandr error: " .. reason .. ": " .. tostring(code))
        end
    end

    awful.spawn.with_line_callback('autorandr', {
        stdout = process_line,
        output_done = output_done,
        exit = handle_exit
    })
end
awesome.connect_signal("startup", initialise_to_autorandr_profile)
-- }}}

-- }}}

-- {{{ Tags

local default_tag = {
    name        = nil,
    init        = true,
    layout      = layouts.default,
    fallback    = true,
    targets     = "primary",
}
local default_tags = {}
for i = 1, 9 do
    default_tags[i] = {}
    for k,v in pairs(default_tag) do
        default_tags[i][k] = v
    end
    default_tags[i].name = tostring(i)
end
default_tags[1].selected = true

default_tags = gears.table.join(default_tags, {
  {
    name        = "irc",
    init        = true,
    exclusive   = true,
    master_width_factor = 0.33,
    layout      = layouts.tiled,
    selected    = true,
    exec_once   = { terminal .. " -name irc -e env MOSH_TITLE_NOPREFIX=true mosh -4 -- irc-host tmux new -As irc irssi" },
    instance    = { "irc" },
    targets     = { "catalyst/eDP1", "mtvic/eDP1", "gauting/eDP1", "lehel/DisplayPort-2" },
  },
  {
    name        = "[m]",
    init        = true,
    exclusive   = true,
    master_width_factor = 0.67,
    layout      = layouts.tiled,
    selected    = true,
    exec_once   = { "revolt" },
    instance    = { "Revolt" },
    targets     = { "catalyst/eDP1", "mtvic/eDP1", "gauting/eDP1", "lehel/DisplayPort-2" },
  },
  {
    name        = "dflt",
    init        = false,
    fallback    = true,
    layout      = layouts.floating,
    volatile    = true,
    selected    = true,
  },
  {
    name        = "cal",
    init        = true,
    exclusive   = true,
    layout      = layouts.default,
    exec_once   = { "thunderbird" },
    class       = { "Thunderbird" },
    targets     = { "catalyst/DP2-2", "mtvic/eDP1", "gauting/eDP1", "lehel/DisplayPort-1" },
  },
  {
    name        = "chr",
    init        = true,
    exclusive   = true,
    layout      = layouts.default,
    exec_once   = { "chromium" },
    class       = { "Chromium" },
    targets     = { "catalyst/DP2-2", "mtvic/eDP1", "gauting/eDP1", "lehel/DisplayPort-1", "present/HDMI1" },
  },
  {
    name        = "ffx",
    init        = true,
    exclusive   = true,
    layout      = layouts.default,
    exec_once   = { "firefox" },
    class       = { "Firefox" },
    targets     = { "catalyst/DP2-2", "mtvic/eDP1", "gauting/eDP1", "lehel/DisplayPort-1", "present/HDMI1" },
  },
})

if not tyrannical then

for _,t in ipairs(default_tags) do
    if t.init then
        t.screen = t.screen or screen.primary
        t.layout = t.layout or layouts.default
        local newt = th.add_tag(t.name, t, false)
    end
end

else -- {{{ tyrannical is loaded
tyrannical.settings.default_layout = layouts.default
tyrannical.settings.master_width_factor = 0.5
tyrannical.settings.block_children_focus_stealing = true
tyrannical.settings.group_children = true

tyrannical.tags = default_tags

tyrannical.properties.size_hints_honor = { URxvt = false }

--XX---- Ignore the tag "exclusive" property for the following clients (matched by classes)
--XX--tyrannical.properties.intrusive = {
--XX--  "ksnapshot"     , "pinentry"       , "gtksu"     , "kcalc"        , "xcalc"               ,
--XX--  "feh"           , "Gradient editor", "About KDE" , "Paste Special", "Background color"    ,
--XX--  "kcolorchooser" , "plasmoidviewer" , "Xephyr"    , "kruler"       , "plasmaengineexplorer",
--XX--}
--XX--
--XX---- Ignore the tiled layout for the matching clients
--XX--tyrannical.properties.floating = {
--XX--  "MPlayer"      , "pinentry"        , "ksnapshot"  , "pinentry"     , "gtksu"          ,
--XX--  "xine"         , "feh"             , "kmix"       , "kcalc"        , "xcalc"          ,
--XX--  "yakuake"      , "Select Color$"   , "kruler"     , "kcolorchooser", "Paste Special"  ,
--XX--  "New Form"     , "Insert Picture"  , "kcharselect", "mythfrontend" , "plasmoidviewer"
--XX--}
--XX--
--XX---- Make the matching clients (by classes) on top of the default layout
--XX--tyrannical.properties.ontop = {
--XX--  "Xephyr"       , "ksnapshot"       , "kruler"
--XX--}
--XX--
--XX---- Force the matching clients (by classes) to be centered on the screen on init
--XX--tyrannical.properties.centered = {
--XX--  "kcalc"
--XX--}
end -- }}}

-- }}}

-- {{{ Mouse bindings
root.buttons(gears.table.join(
    awful.button({ }, 3, function () mymainmenu:toggle() end),
    awful.button({ }, 4, awful.tag.viewnext),
    awful.button({ }, 5, awful.tag.viewprev)
))
-- }}}

-- {{{ Key bindings

local function toggle_tag_by_name(tagname, exclusive)
    return function()
        local t = awful.tag.find_by_name(nil, tagname)
        if t then
            if exclusive then
                t:view_only()
            else
                awful.tag.viewtoggle(t)
            end
            cf = awful.client.getmaster(t.screen)
            if cf then
                cf:jump_to()
            end
        end
    end
end

globalkeys = gears.table.join(
    awful.key({ modkey,           }, "s",      hotkeys_popup.show_help,
              {description="show help", group="awesome"}),
    awful.key({ modkey,           }, "Left",   awful.tag.viewprev,
              {description = "view previous", group = "tag"}),
    awful.key({ modkey,           }, "Right",  awful.tag.viewnext,
              {description = "view next", group = "tag"}),
    awful.key({ modkey, "Shift" }, "Left", function () awful.screen.focus_relative( 1) end,
              {description = "focus the next screen", group = "screen"}),
    awful.key({ modkey, "Shift" }, "Right", function () awful.screen.focus_relative(-1) end,
              {description = "focus the previous screen", group = "screen"}),
    awful.key({ modkey,           }, "Escape", awful.tag.history.restore,
              {description = "go back", group = "tag"}),

    awful.key({ modkey,           }, "k",
        function ()
            awful.client.focus.byidx( 1)
        end,
        {description = "focus next by index", group = "client"}
    ),
    awful.key({ modkey,           }, "j",
        function ()
            awful.client.focus.byidx(-1)
        end,
        {description = "focus previous by index", group = "client"}
    ),

    -- Layout manipulation
    awful.key({ modkey, "Shift"   }, "k", function () awful.client.swap.byidx(  1)    end,
              {description = "swap with next client by index", group = "client"}),
    awful.key({ modkey, "Shift"   }, "j", function () awful.client.swap.byidx( -1)    end,
              {description = "swap with previous client by index", group = "client"}),
    awful.key({ modkey, "Control" }, "k", function () awful.screen.focus_relative( 1) end,
              {description = "focus the next screen", group = "screen"}),
    awful.key({ modkey, "Control" }, "j", function () awful.screen.focus_relative(-1) end,
              {description = "focus the previous screen", group = "screen"}),
    awful.key({ modkey, "Shift"   }, "Return", awful.client.urgent.jumpto,
              {description = "jump to urgent client", group = "client"}),
    awful.key({ modkey,           }, "Tab",
        function ()
            awful.client.focus.history.previous()
            if client.focus then
                client.focus:raise()
            end
        end,
        {description = "go back", group = "client"}),

    -- Standard program
    awful.key({ modkey,           }, "Return", function () awful.spawn(terminal) end,
              {description = "open a terminal", group = "launcher"}),
    awful.key({ modkey,           }, "r", function()
        package.loaded.rc = nil
        require("rc")
    end,
              {description = "reload rc.lua", group = "awesome"}),
    awful.key({ modkey, "Control" }, "r", awesome.restart,
              {description = "reload awesome", group = "awesome"}),
    awful.key({ modkey, "Shift"   }, "q", awesome.quit,
              {description = "quit awesome", group = "awesome"}),

    awful.key({ modkey,           }, "l",     function () awful.tag.incmwfact( 0.05)          end,
              {description = "increase master width factor", group = "layout"}),
    awful.key({ modkey,           }, "h",     function () awful.tag.incmwfact(-0.05)          end,
              {description = "decrease master width factor", group = "layout"}),
    awful.key({ modkey, "Shift"   }, "h",     function () awful.tag.incnmaster( 1, nil, true) end,
              {description = "increase the number of master clients", group = "layout"}),
    awful.key({ modkey, "Shift"   }, "l",     function () awful.tag.incnmaster(-1, nil, true) end,
              {description = "decrease the number of master clients", group = "layout"}),
    awful.key({ modkey, "Control" }, "h",     function () awful.tag.incncol( 1, nil, true)    end,
              {description = "increase the number of columns", group = "layout"}),
    awful.key({ modkey, "Control" }, "l",     function () awful.tag.incncol(-1, nil, true)    end,
              {description = "decrease the number of columns", group = "layout"}),
    awful.key({ modkey,           }, "space", function () awful.layout.inc( 1)                end,
              {description = "select next", group = "layout"}),
    awful.key({ modkey, "Shift"   }, "space", function () awful.layout.inc(-1)                end,
              {description = "select previous", group = "layout"}),

    awful.key({ modkey, "Control" }, "n",
              function ()
                  local c = awful.client.restore()
                  -- Focus restored client
                  if c then
                      client.focus = c
                      c:raise()
                  end
              end,
              {description = "restore minimized", group = "client"}),

    -- Prompt
    awful.key({ cmdkey },            "r",
              function ()
                  local widget = awful.screen.focused().mypromptbox.widget
                  local function spawn(command, args)
                      gears.debug.dump(args)
                      awful.spawn(command, args)
                  end

                  awful.prompt.run {
                    prompt       = "Exec: ",
                    bg_cursor    = '#ff0000',
                    textbox      = widget,
                    history_path = awful.util.get_cache_dir() .. "/history",
                    completion_callback = awful.completion.shell,
                    hooks = {
                        -- Replace the 'normal' Return with a custom one
                        {{         }, 'Return', function(command)
                            spawn(command)
                        end},
                        -- Spawn method to spawn in the current tag
                        {{'Mod1'   }, 'Return', function(command)
                            spawn(command,{
                                intrusive = true,
                                tag       = mouse.screen.selected_tag
                            })
                        end},
                        -- Spawn in the current tag as floating and on top
                        {{'Shift'  }, 'Return', function(command)
                            spawn(command,{
                                ontop     = true,
                                floating  = true,
                                tag       = mouse.screen.selected_tag
                            })
                        end},
                        -- Spawn in a new tag
                        {{'Control'}, 'Return', function(command)
                            spawn(command,{
                                new_tag = true,
                                layout = layouts.default,
                                volatile = true,
                            })
                        end},
                        -- Cancel
                        {{         }, 'Escape', function(_) return end},
                    },
                }
        end,
              {description = "run prompt", group = "launcher"}),

    awful.key({ modkey }, "x",
              function ()
                  awful.prompt.run {
                    prompt       = "Eval: ",
                    bg_cursor    = '#ff0000',
                    textbox      = awful.screen.focused().mypromptbox.widget,
                    exe_callback = awful.util.eval,
                    history_path = awful.util.get_cache_dir() .. "/history_eval"
                  }
              end,
              {description = "lua execute prompt", group = "awesome"}),
    -- Menubar
    awful.key({ modkey }, "w", function() menubar.show() end,
              {description = "show the menubar", group = "launcher"}),

    -- Tag helpers
    awful.key({ modkey,           }, "a", function()
        th.add_tag(nil, {layout=layouts.default} ,true)
    end,
    {description = "add a tag", group = "tag"}),
    awful.key({ modkey,           }, "d", th.delete_tag,
              {description = "delete the current tag", group = "tag"}),
    awful.key({ modkey, "Shift",           }, "a", function()
        th.move_to_new_tag(nil,nil,true,true,true)
    end,
              {description = "add a volatile tag with the focused client", group = "tag"}),
    awful.key({ modkey, "Shift", "Control" }, "a", function()
        th.move_to_new_tag(nil,nil,false,true,true)
    end,
              {description = "add a permanent tag with the focused client", group = "tag"}),
    awful.key({ modkey, "Mod1"   }, "a", th.copy_tag,
              {description = "create a copy of the current tag", group = "tag"}),
    awful.key({ modkey, "Control"   }, "a", th.rename_tag,
              {description = "rename the current tag", group = "tag"}),
    awful.key({ modkey, "Control", "Shift", "Mod1" }, "a", th.collect_orphan_clients_to_tag,
              {description = "collect all orphaned clients", group = "client"}),

    awful.key({ modkey }, "y", toggle_tag_by_name("irc", true),
              {description = "view tag 'irc'", group = "tag"}),
    awful.key({ modkey, "Control" }, "y", toggle_tag_by_name("irc"),
              {description = "toggle tag 'irc'", group = "tag"}),
    awful.key({ modkey }, "u", toggle_tag_by_name("[m]", true),
              {description = "view tag '[m]'", group = "tag"}),
    awful.key({ modkey, "Control" }, "u", toggle_tag_by_name("[m]"),
              {description = "toggle tag '[m]'", group = "tag"}),
    awful.key({ modkey }, "i", toggle_tag_by_name("cal", true),
              {description = "view tag 'cal'", group = "tag"}),
    awful.key({ modkey, "Control" }, "i", toggle_tag_by_name("cal"),
              {description = "toggle tag 'cal'", group = "tag"}),
    awful.key({ modkey }, "o", toggle_tag_by_name("chr", true),
              {description = "view tag 'chr'", group = "tag"}),
    awful.key({ modkey, "Control" }, "o", toggle_tag_by_name("chr"),
              {description = "toggle tag 'chr'", group = "tag"}),
    awful.key({ modkey }, "p", toggle_tag_by_name("ffx", true),
              {description = "view tag 'ff'", group = "tag"}),
    awful.key({ modkey, "Control" }, "p", toggle_tag_by_name("ffx"),
              {description = "toggle tag 'ff'", group = "tag"}),
{})

clientkeys = gears.table.join(
    awful.key({ modkey,           }, "f",
        function (c)
            c.fullscreen = not c.fullscreen
            c:raise()
        end,
        {description = "toggle fullscreen", group = "client"}),
    awful.key({ modkey, "Shift"   }, "c",      function (c) c:kill()                         end,
              {description = "close", group = "client"}),
    awful.key({ modkey, "Control" }, "space",  awful.client.floating.toggle                     ,
              {description = "toggle floating", group = "client"}),
    awful.key({ modkey, "Control" }, "Return", function (c) c:swap(awful.client.getmaster()) end,
              {description = "move to master", group = "client"}),
    awful.key({ modkey,           }, "t",      function (c) c.ontop = not c.ontop            end,
              {description = "toggle keep on top", group = "client"}),
    awful.key({ modkey,           }, "n",
        function (c)
            -- The client currently has the input focus, so it cannot be
            -- minimized, since minimized clients can't have the focus.
            c.minimized = true
        end ,
        {description = "minimize", group = "client"}),
    awful.key({ modkey,           }, "m",
        function (c)
            c.maximized = not c.maximized
            c.maximized_horizontal = false
            c.maximized_vertical = false
            c:raise()
        end ,
        {description = "(un)maximize", group = "client"}),
    awful.key({ modkey, "Control" }, "m",
        function (c)
            c.maximized_vertical = not c.maximized_vertical
            c:raise()
        end ,
        {description = "(un)maximize vertically", group = "client"}),
    awful.key({ modkey, "Shift"   }, "m",
        function (c)
            c.maximized_horizontal = not c.maximized_horizontal
            c:raise()
        end ,
        {description = "(un)maximize horizontally", group = "client"})
)

-- Bind all key numbers to tags.
-- Be careful: we use keycodes to make it work on any keyboard layout.
-- This should map on the top row of your keyboard, usually 1 to 9.
for i = 1, 9 do
    globalkeys = gears.table.join(globalkeys,
        -- View tag only.
        awful.key({ modkey }, "#" .. i + 9, toggle_tag_by_name(tostring(i), true),
                  {description = "view tag #"..i, group = "tag"}),
        -- Toggle tag display.
        awful.key({ modkey, "Control" }, "#" .. i + 9, toggle_tag_by_name(tostring(i)),
                  {description = "toggle tag #" .. i, group = "tag"}),
        -- Move client to tag.
        awful.key({ modkey, "Shift" }, "#" .. i + 9,
                  function ()
                      if client.focus then
                          local tag = awful.tag.find_by_name(screen.primary, tostring(i))
                          if tag then
                              client.focus:move_to_tag(tag)
                          end
                     end
                  end,
                  {description = "move focused client to tag #"..i, group = "tag"}),
        -- Toggle tag on focused client.
        awful.key({ modkey, "Control", "Shift" }, "#" .. i + 9,
                  function ()
                      if client.focus then
                          local tag = awful.tag.find_by_name(screen.primary, tostring(i))
                          if tag then
                              client.focus:toggle_tag(tag)
                          end
                      end
                  end,
                  {description = "toggle focused client on tag #" .. i, group = "tag"})
    )
end

clientbuttons = gears.table.join(
    awful.button({ }, 1, function (c) client.focus = c; c:raise() end),
    awful.button({ modkey }, 1, awful.mouse.client.move),
    awful.button({ modkey }, 3, awful.mouse.client.resize))

-- misc apps
globalkeys = awful.util.table.join(globalkeys,
awful.key({ cmdkey }, "n", function () awful.spawn("firefox") end),
awful.key({ cmdkey }, "c", function () awful.spawn("chromium --enable-remote-extensions") end),
awful.key({ cmdkey }, "y", function () awful.spawn(terminal .. " -e python") end),
awful.key({ cmdkey }, "m", function () awful.spawn(terminal .. " -name mutt -e mutt") end),
awful.key({ cmdkey }, "t", function () awful.spawn("thunderbird") end),
awful.key({ cmdkey }, "g", function () awful.spawn("gscan2pdf") end),
awful.key({ cmdkey }, "v", function () awful.spawn("virt-manager") end),
awful.key({ cmdkey }, "l", function () awful.spawn("libreoffice") end),
awful.key({ cmdkey }, "f", function () awful.spawn("thunar") end),
awful.key({ cmdkey }, "i", function () awful.spawn(terminal .. " -name irc -e env MOSH_TITLE_NOPREFIX=true mosh -4 -- irc-host tmux new -As irc irssi") end),
awful.key({ cmdkey }, "x", function ()
    awful.spawn("/usr/bin/xscreensaver -no-capture-stderr")
    os.execute("sleep 5")
    awful.spawn("xscreensaver-command -lock")
end),
awful.key({ cmdkey, "Shift" }, "x", function () awful.spawn("xscreensaver-command -exit") end),

-- function keys
awful.key(nil, "XF86ScreenSaver", function () awful.spawn("xset dpms force off") end),
awful.key(nil, "XF86AudioMute", function () awful.spawn("pactl set-sink-mute 0 toggle") end),
awful.key({ cmdkey }, "End", function () awful.spawn("pactl set-sink-mute 0 toggle") end),
awful.key(nil, "XF86AudioLowerVolume", function () awful.spawn("pactl set-sink-volume 0 -2%") end),
awful.key({ cmdkey }, "Next", function () awful.spawn("pactl set-sink-volume 0 -2%") end),
awful.key(nil, "XF86AudioRaiseVolume", function () awful.spawn("pactl set-sink-volume 0 +2%") end),
awful.key({ cmdkey }, "Prior", function () awful.spawn("pactl set-sink-volume 0 +2%") end),
awful.key(nil, "XF86AudioMicMute", function () awful.spawn("pactl set-source-mute 1 toggle") end),
awful.key({ cmdkey }, "Home", function () awful.spawn("pactl set-source-mute 1 toggle") end),
awful.key(nil, "XF86MonBrightnessDown", function () awful.spawn("xbacklight -dec 5%") end),
awful.key(nil, "XF86MonBrightnessUp", function () awful.spawn("xbacklight -inc 5%") end),
awful.key(nil, "XF86Display", function () awful.spawn("autorandr --change --force"); initialise_to_autorandr_profile() end),
awful.key(nil, "XF86WLAN", function () awful.spawn("") end),
awful.key(nil, "XF86Tools", function () awful.spawn("") end),
awful.key(nil, "XF86Search", function () awful.spawn("") end),
awful.key(nil, "XF86LaunchA", function () awful.spawn("") end),
awful.key(nil, "XF86Explorer", function () awful.spawn("") end),

awful.key({ cmdkey }, "Left", function () awful.spawn("xmms2 prev") end),
awful.key({ cmdkey }, "Right", function () awful.spawn("xmms2 next") end),
awful.key({ cmdkey }, "space", function () awful.spawn("xmms2 toggle") end),
awful.key({ cmdkey }, "\\", function () run_output_notify("xmms2 list") end)
)

function run_output_notify(cmd)
    awful.spawn.easy_async(cmd, function(stdout, stderr, reason, exit_code)
        naughty.notify({
            preset = naughty.config.presets.low,
            title = "XMMS2 playlist",
            text = stdout})
        end)
end

-- Set keys
root.keys(globalkeys)
-- }}}

-- {{{ Rules
-- Rules to apply to new clients (through the "manage" signal).

local function float_client_in_the_middle_with_margins(client, leftright, topbottom)
    local wa = client.screen.workarea
    if topbottom then
        client.y = wa.y + topbottom
        client.height = wa.height - 2*topbottom
    else
        client.y = wa.y + (wa.height - client.height)/2
    end
    if leftright then
        client.x = wa.x + leftright
        client.width = wa.width - 2*leftright
    else
        client.x = wa.x + (wa.width - client.width)/2
    end
end

local function move_to_tag_by_name(s, tagname)
    return function(c)
        local t = awful.tag.find_by_name(s, tagname)
        if not t then
            error("No tag by the name of " .. tagname)
            return
        end
        c:move_to_tag(t)
    end
end

awful.rules.rules = {
    -- All clients will match this rule.
    { rule = { },
      properties = { border_width = beautiful.border_width,
                     border_color = beautiful.border_normal,
                     focus = awful.client.focus.filter,
                     raise = true,
                     keys = clientkeys,
                     buttons = clientbuttons,
                     screen = awful.screen.preferred,
                     placement = awful.placement.no_overlap+awful.placement.no_offscreen,
                     --floating = false
                 },
    },
    { rule = { type = "dialog" },
      properties = { floating = true,
                     ontop = true,
                     skip_taskbar = true,
                     urgent = true,
                     --new_tag = true,
                     --switchtotag = true,
                     placement = awful.placement.centered
                   }
    },
    { rule = { class = "URxvt" },
      properties = { size_hints_honor = false, }
    },
    { rule = { instance = "irc" },
      callback = move_to_tag_by_name(nil, "irc"),
    },
    { rule = { class = "Revolt" },
      callback = move_to_tag_by_name(nil, "[m]"),
    },
    { rule = { class = "Firefox" },
      callback = move_to_tag_by_name(nil, "ffx"),
    },
    { rule = { class = "Chromium" },
      callback = move_to_tag_by_name(nil, "chr"),
    },
    { rule = { class = "Thunderbird" },
      callback = move_to_tag_by_name(nil, "cal"),
    },
    { rule_any = { class = {
        "MuPDF",
        "Wicd-client.py",
        "Gxmessage",
        "Pinentry"
    }},
      properties = { floating = true,
                     maximized = false,
                     focus = true,
                     placement = awful.placement.centered,
                   },
    },
    { rule_any = { instance = {
        "tridactyl-edit",
        "libreoffice",
        "pdfshuffler"
    }},
      properties = { floating = true,
                     maximized = false,
                     focus = true,
                     placement = awful.placement.centered,
                   },
    },
--    { rule_any = { class = {
--                        "Gscan2pdf",
--                        "Gimp",
--                    },
--                    instance = {
--                        "libreoffice",
--                    }
--                },
--      properties = { new_tag = {
--                        layout = layouts.maximised,
--                        volatile = true,
--                    },
--                     switchtotag = true,
--                     focus = true,
--                   },
--    },
--XX--    { rule = { class = "Gscan2pdf" },
--XX--               properties = {
--XX--                   switchtotag = true
--XX--               },
--XX--               callback = move_to_tag(1, 5)
--XX--           },
--XX--    { rule = { name = "gscan2pdf .*" },
--XX--               properties = {
--XX--                   floating = false,
--XX--               },
--XX--           },
--XX--    { rule = { class = "Thunar", type = "normal" },
--XX--               properties = {
--XX--                   floating = false,
--XX--               },
--XX--           },
--XX--    { rule = { class = "Pinentry", instance = "pinentry" },
--XX--               properties = {
--XX--                   floating = true,
--XX--               },
--XX--           },
--XX--    { rule = { class = "Gxmessage" },
--XX--               properties = {
--XX--                   floating = true,
--XX--               },
--XX--           },
--XX--}
}
-- }}}

-- {{{ Signals
-- Signal function to execute when a new client appears.
client.connect_signal("manage", function (c)
    -- Set the windows at the slave,
    -- i.e. put it at the end of others instead of setting it master.
    -- if not awesome.startup then awful.client.setslave(c) end

    if awesome.startup and
      not c.size_hints.user_position
      and not c.size_hints.program_position then
        -- Prevent clients from being unreachable after screen count changes.
        awful.placement.no_offscreen(c)
    end

    c.maximized_horizontal = false
    c.maximized_vertical = false
end)

-- Add a titlebar if titlebars_enabled is set to true in the rules.
client.connect_signal("request::titlebars", function(c)
    -- buttons for the titlebar
    local buttons = gears.table.join(
        awful.button({ }, 1, function()
            client.focus = c
            c:raise()
            awful.mouse.client.move(c)
        end),
        awful.button({ }, 3, function()
            client.focus = c
            c:raise()
            awful.mouse.client.resize(c)
        end)
    )

    awful.titlebar(c) : setup {
        { -- Left
            awful.titlebar.widget.iconwidget(c),
            buttons = buttons,
            layout  = wibox.layout.fixed.horizontal
        },
        { -- Middle
            { -- Title
                align  = "center",
                widget = awful.titlebar.widget.titlewidget(c)
            },
            buttons = buttons,
            layout  = wibox.layout.flex.horizontal
        },
        { -- Right
            awful.titlebar.widget.floatingbutton (c),
            awful.titlebar.widget.maximizedbutton(c),
            awful.titlebar.widget.stickybutton   (c),
            awful.titlebar.widget.ontopbutton    (c),
            awful.titlebar.widget.closebutton    (c),
            layout = wibox.layout.fixed.horizontal()
        },
        layout = wibox.layout.align.horizontal
    }
end)

-- Enable sloppy focus, so that focus follows mouse.
client.connect_signal("mouse::enter", function(c)
    if awful.layout.get(c.screen) ~= awful.layout.suit.magnifier
        and awful.client.focus.filter(c) then
        client.focus = c
    end
end)

client.connect_signal("focus", function(c)
    c.border_color = beautiful.border_focus
end)
client.connect_signal("unfocus", function(c)
    c.border_color = beautiful.border_normal
end)

awful.ewmh.add_activate_filter(function(c, context, hints)
    if context == "ewmh" then
        if (c.class == "Firefox-esr" or c.class == "Firefox") then
            return false
        end
    end
end)

client.connect_signal("request::activate", function(c, context, hints)
    if gears.table.hasitem({
        "client.focus.byidx",
        "client.jumpto",
        "autofocus.check_focus",
        "rules",
        "ewmh",
    }, context) then
        gears.timer.delayed_call(function()
            -- we need a delayed call so that we execute *after layout changes
            if hints.raise and c == client.focus and client.focus:isvisible() then
                move_mouse_to_area(client.focus)
            end
        end)
    end
end)

-- vim:ft=lua:sw=4:sts=4:ts=4:et