-- ## Tasklist ##
-- ~~~~~~~~~~~~~~

-- Requirements :
-- ~~~~~~~~~~~~~~
local gears = require("gears")
local awful = require("awful")
local wibox = require("wibox")
local beautiful = require("beautiful")
local xresources = require("beautiful.xresources")
local dpi = xresources.apply_dpi

-- # Libs :
-- ~~~~~~~~
local helpers = require("libs.helpers")


return function(s)
	-- Tasklist buttons
	local tasklist_buttons = gears.table.join(
		awful.button({}, 1, function(c) c:activate { context = "tasklist", action = "toggle_minimization" } end),
		awful.button({}, 3, function() awful.menu.client_list { theme = { width = 250 } } end),
		awful.button({}, 4, function() awful.client.focus.byidx(-1) end),
		awful.button({}, 5, function() awful.client.focus.byidx(1) end)
	)

	-- Create a tasklist widget
	local tasklist = awful.widget.tasklist
			{
				screen          = s,
				filter          = awful.widget.tasklist.filter.currenttags,
				buttons         = tasklist_buttons,
				style           = {
					font        = theme.font,
					bg_normal   = colors.container,
					bg_focus    = colors.container,
					bg_minimize = colors.black,
					shape       = helpers.rrect(dpi(4)),
				},
				layout          = {
					spacing = dpi(8),
					layout = wibox.layout.fixed.horizontal,
				},
				widget_template = {
					create_callback = function(self, c, index, objects) --luacheck: no unused args
						--self:get_children_by_id('clienticon')[1].client = c

						-- BLING: Toggle the popup on hover and disable it off hover
						self:connect_signal('mouse::enter', function()
							awesome.emit_signal("bling::task_preview::visibility", s,
								true, c)
						end)
						self:connect_signal('mouse::leave', function()
							awesome.emit_signal("bling::task_preview::visibility", s,
								false, c)
						end)
					end,
					{
						{
							{
								{
									id = 'clienticon',
									awful.widget.clienticon,
									forced_height = dpi(15),
									forced_width  = dpi(15),
									halign        = "center",
									valign        = "center",
									widget        = wibox.container.place,
								},
								margins = dpi(2),
								widget = wibox.container.margin,
							},
							{
								nil,
								nil,
								{
									nil,
									{
										widget = wibox.container.background,
										id = "pointer",
										bg = colors.main_scheme,
										shape = gears.shape.rounded_bar,
										forced_height = dpi(2),
										forced_width = dpi(20)
									},
									expand = "none",
									layout = wibox.layout.align.horizontal
								},
								layout = wibox.layout.align.vertical
							},
							nil,
							layout = wibox.layout.stack,
						},
						forced_width = dpi(40),
						id = "background_role",
						widget = wibox.container.background,
					},
					top    = dpi(4),
					bottom = dpi(4),
					left   = dpi(2),
					right  = dpi(2),
					widget = wibox.container.margin
				},
			}
	return tasklist
end