-- Standard awesome library
local gears = require("gears")
local awful = require("awful")
local hotkeys_popup = require("awful.hotkeys_popup")

-- Theme handling library
local beautiful = require("beautiful")

-- Theme library
local beautiful = require("beautiful")
local xresources = require("beautiful.xresources")
local dpi = xresources.apply_dpi

-- Notifications library
local naughty = require("naughty")

-- Bling
local bling = require("module.bling")

-- Machi
local machi = require("module.layout-machi")

-- Helpers
local helpers = require("helpers")

local keys = {}

-- Default modkey.
modkey = "Mod4"
altkey = "Mod1"
ctrl = "Control"
shift = "Shift"

-- Mouse Bindings
awful.mouse.append_global_mousebindings({
    awful.button({}, 4, awful.tag.viewprev),
    awful.button({}, 5, awful.tag.viewnext)
})

-- Client and Tabs Bindings
awful.keyboard.append_global_keybindings({
    awful.key({"Mod1"}, "a", function()
        bling.module.tabbed.pick_with_dmenu()
    end,
    {description = "pick client to add to tab group", group = "tabs"}),
    awful.key({"Mod1"}, "s", function()
        bling.module.tabbed.iter()
    end,
    {description = "iterate through tabbing group", group = "tabs"}),
    awful.key({"Mod1"}, "d", function()
        bling.module.tabbed.pop()
    end,
    {description = "remove focused client from tabbing group",group = "tabs"}),
    awful.key({modkey}, "Down", function()
        awful.client.focus.bydirection("down")
        bling.module.flash_focus.flashfocus(client.focus)
    end,
    {description = "focus down", group = "client"}),
    awful.key({modkey}, "Up", function()
        awful.client.focus.bydirection("up")
        bling.module.flash_focus.flashfocus(client.focus)
    end,
    {description = "focus up", group = "client"}),
    awful.key({modkey}, "Left", function()
        awful.client.focus.bydirection("left")
        bling.module.flash_focus.flashfocus(client.focus)
    end,
    {description = "focus left", group = "client"}),
    awful.key({modkey}, "Right", function()
        awful.client.focus.bydirection("right")
        bling.module.flash_focus.flashfocus(client.focus)
    end,
    {description = "focus right", group = "client"}),
    awful.key({modkey}, "j", function()
        awful.client.focus.byidx(1)
    end,
    {description = "focus next by index", group = "client"}),
    awful.key({modkey}, "k", function()
        awful.client.focus.byidx(-1)
    end,
    {description = "focus previous by index", group = "client"}),
    awful.key({modkey, "Shift"}, "j", function()
        awful.client.swap.byidx(1)
    end,
    {description = "swap with next client by index", group = "client"}),
    awful.key({modkey, "Shift"}, "k", function()
        awful.client.swap.byidx(-1)
    end,
    {description = "swap with previous client by index", group = "client"}), 
    awful.key({modkey}, "u", 
        awful.client.urgent.jumpto,
    {description = "jump to urgent client", group = "client"}),
    awful.key({altkey}, "Tab", function()
        awesome.emit_signal("bling::window_switcher::turn_on")
    end,
    {description = "Window Switcher", group = "client"})
})

-- Awesomewm
awful.keyboard.append_global_keybindings({

    -- Brightness Control
    awful.key({}, "XF86MonBrightnessUp", function() 
        awful.spawn("brightnessctl set 5%+ -q") 
    end,
    {description = "increase brightness", group = "awesome"}),
    awful.key({}, "XF86MonBrightnessDown", function() 
        awful.spawn("brightnessctl set 5%- -q") 
    end,
    {description = "decrease brightness", group = "awesome"}),

    -- Volume control
    awful.key({}, "XF86AudioRaiseVolume", function()
        awful.spawn("amixer -D pulse set Master 5%+")
    end,
    {description = "increase volume", group = "awesome"}),
    awful.key({}, "XF86AudioLowerVolume", function()
        awful.spawn("amixer -D pulse set Master 5%-")
    end,
    {description = "decrease volume", group = "awesome"}),
    awful.key({}, "XF86AudioMute", function()
        awful.spawn("amixer -D pulse set Master 1+ toggle")
    end,
    {description = "mute volume", group = "awesome"}),

    -- Media Control
    awful.key({}, "XF86AudioPlay", function()
        awful.spawn("playerctl play-pause")
    end,
    {description = "toggle playerctl", group = "awesome"}),
    awful.key({}, "XF86AudioPrev", function()
        awful.spawn("playerctl previous")
    end,
    {description = "playerctl previous", group = "awesome"}),
    awful.key({}, "XF86AudioNext", function()
        awful.spawn("playerctl next")
    end,
    {description = "playerctl next", group = "awesome"}),

    -- Screenshots
    awful.key({}, "Print", function() 
        awful.spawn.with_shell("screensht")
    end,
    {description = "take a screenshot", group = "awesome"}),

    -- Awesome stuff
    awful.key({modkey}, "F1", 
        hotkeys_popup.show_help,
    {description = "show help", group = "awesome"}),
    awful.key({modkey}, "Escape", 
        awful.tag.history.restore,
    {description = "go back", group = "tag"}),
    awful.key({modkey}, "x", function() 
        lock_screen_show() 
    end,
    {description = "toggle lock screen", 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"})
})

-- Layout Machi
awful.keyboard.append_global_keybindings({
    awful.key({modkey}, ".", function()
        machi.default_editor.start_interactive()
    end,
    {description = "edit the current layout if it is a machi layout", group = "layout"}),
    awful.key({modkey}, "/", function()
        machi.switcher.start(client.focus)
    end,
    {description = "switch between windows for a machi layout", group = "layout"})
})


awful.keyboard.append_global_keybindings({
    -- Screen
    awful.key({modkey, "Control"}, "j", function()
        awful.screen.focus_relative(1)
    end,
    {description = "focus the next screen", group = "screen"}),
    awful.key({modkey, "Control"}, "k", function()
        awful.screen.focus_relative(-1)
    end,
    {description = "focus the previous screen", group = "screen"}),

    -- Launcher
    awful.key({modkey}, "Return", function()
        awful.spawn(terminal)
    end,
    {description = "open terminal", group = "launcher"}),
    awful.key({modkey}, "d", function()
        awful.spawn(launcher)
    end,
    {description = "open applications menu", group = "launcher"}),
    awful.key({modkey}, "z", function()
        dash_toggle()
    end,
    {description = "Toggle dashboard", group = "launcher"}),
    awful.key({modkey}, "f", function()
        awful.spawn(filemanager)
    end,
    {description = "open file browser", group = "launcher"}),
    awful.key({modkey}, "w", function()
        awful.spawn.with_shell(browser)
    end,
    {description = "open firefox", group = "launcher"}),

    -- Layout
    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"}),

    -- Set Layout
    awful.key({modkey, "Control"}, "w", function()
        awful.layout.set(awful.layout.suit.max)
    end,
    {description = "set max layout", group = "tag"}),
    awful.key({modkey}, "s", function()
        awful.layout.set(awful.layout.suit.tile)
    end,
    {description = "set tile layout", group = "tag"}),
    awful.key({modkey, shift}, "s", function()
        awful.layout.set(awful.layout.suit.floating)
    end,
    {description = "set floating layout", group = "tag"}),

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

-- Client management keybinds
client.connect_signal("request::default_keybindings", function()
    awful.keyboard.append_client_keybindings({
        awful.key({modkey, "Shift"}, "f", function(c)
            c.fullscreen = not c.fullscreen
            c:raise()
        end, {description = "toggle fullscreen", group = "client"}),
        awful.key({modkey}, "q", 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}, "o", function(c) c:move_to_screen() end,
                  {description = "move to screen", group = "client"}),
        awful.key({modkey, shift}, "b", function(c)
            c.floating = not c.floating
            c.width = 400
            c.height = 200
            awful.placement.bottom_right(c)
            c.sticky = not c.sticky
        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: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"}),

        -- On the fly padding change
        awful.key({modkey, shift}, "=",
                  function() helpers.resize_padding(5) end,
                  {description = "add padding", group = "screen"}),
        awful.key({modkey, shift}, "-",
                  function() helpers.resize_padding(-5) end,
                  {description = "subtract padding", group = "screen"}),

        -- On the fly useless gaps change
        awful.key({modkey}, "=", function() helpers.resize_gaps(5) end,
                  {description = "add gaps", group = "screen"}),

        awful.key({modkey}, "-", function() helpers.resize_gaps(-5) end,
                  {description = "subtract gaps", group = "screen"}),
        -- Single tap: Center client 
        -- Double tap: Center client + Floating + Resize
        awful.key({modkey}, "c", function(c)
            awful.placement.centered(c, {
                honor_workarea = true,
                honor_padding = true
            })
            helpers.single_double_tap(nil, function()
                helpers.float_and_resize(c, screen_width * 0.25,
                                         screen_height * 0.28)
            end)
        end)
    })
end)

-- Num row keybinds
awful.keyboard.append_global_keybindings({
    awful.key {
        modifiers = {modkey},
        keygroup = "numrow",
        description = "only view tag",
        group = "tag",
        on_press = function(index)
            local screen = awful.screen.focused()
            local tag = screen.tags[index]
            if tag then tag:view_only() end
        end
    }, awful.key {
        modifiers = {modkey, "Control"},
        keygroup = "numrow",
        description = "toggle tag",
        group = "tag",
        on_press = function(index)
            local screen = awful.screen.focused()
            local tag = screen.tags[index]
            if tag then awful.tag.viewtoggle(tag) end
        end
    }, awful.key {
        modifiers = {modkey, "Shift"},
        keygroup = "numrow",
        description = "move focused client to tag",
        group = "tag",
        on_press = function(index)
            if client.focus then
                local tag = client.focus.screen.tags[index]
                if tag then client.focus:move_to_tag(tag) end
            end
        end
    }, awful.key {
        modifiers = {modkey, "Control", "Shift"},
        keygroup = "numrow",
        description = "toggle focused client on tag",
        group = "tag",
        on_press = function(index)
            if client.focus then
                local tag = client.focus.screen.tags[index]
                if tag then client.focus:toggle_tag(tag) end
            end
        end
    }, awful.key {
        modifiers = {modkey},
        keygroup = "numpad",
        description = "select layout directly",
        group = "layout",
        on_press = function(index)
            local t = awful.screen.focused().selected_tag
            if t then t.layout = t.layouts[index] or t.layout end
        end
    }
})

client.connect_signal("request::default_mousebindings", function()
    awful.mouse.append_client_mousebindings({
        awful.button({}, 1, function(c)
            c:activate{context = "mouse_click"}
        end), awful.button({modkey}, 1, function(c)
            c:activate{context = "mouse_click", action = "mouse_move"}
        end), awful.button({modkey}, 3, function(c)
            c:activate{context = "mouse_click", action = "mouse_resize"}
        end)
    })
end)
-- EOF ------------------------------------------------------------------------
