-- ## Sidebar ##
-- ~~~~~~~~~~~~~

-- requirements
-- ~~~~~~~~~~~~
local awful = require("awful")
local gears = require("gears")
local wibox = require("wibox")
local beautiful = require ("beautiful")
local dpi = beautiful.xresources.apply_dpi
local rubato = require("lib.rubato")

-- Var
--------
local width = dpi(420)
local height = awful.screen.focused().geometry.height - dpi(60)

-- Helper
-----------
local function round_widget(radius)
	return function(cr,w,h)
		gears.shape.rounded_rect(cr,w,h,radius)
	end
end

local function center_widget(widgets)
	return wibox.widget {
		nil,
		{
			nil,
			widgets,
			expand = 'none',
			layout = wibox.layout.align.horizontal,
		},
		expand = 'none',
		layout = wibox.layout.align.vertical,
	}
end

local function box_widget(widgets, width, height)
	return wibox.widget {
		{
			{
				widgets,
				margins = dpi(16),
				widget = wibox.container.margin,
			},
			forced_width = dpi(width),
			forced_height = dpi(height),
			shape = round_widget(8),
			bg = colors.brightblack,
			widget = wibox.container.background,
		},
		margins = {left = dpi(20), right = dpi(20)},
		widget = wibox.container.margin,
	}
end

local aa = wibox.widget.textbox()

-- Get widgets
local profile_widget = require("ui.sidebar.profile")
local player_widget = require("ui.sidebar.player")
local sliders_widget = require("ui.sidebar.sliders")
local weather_widget = require("ui.sidebar.weather")
local calendar_widget = require("ui.sidebar.calendar")

-- Combine some widgets
local profile = box_widget(profile_widget, 380, 150)
local sliders = box_widget(sliders_widget, 380, 120)
local player = box_widget(player_widget, 380, 80)
local weather = box_widget(weather_widget, 380, 180)
local calendar = box_widget(calendar_widget, 380, 330)

-- Spacing
local space = function(height)
	return wibox.widget {
		forced_height = dpi(height),
		layout = wibox.layout.align.horizontal
	}
end

-- Sidebar
local sidebar = wibox {	

	visible = false,
	ontop = true,
	width = width,
	height = height,
	y = dpi(12),
	screen = s,
	bg = theme.bg,
	--bg = colors.transparent,
	shape = round_widget(18),
}

-- Sidebar widget setup
sidebar : setup {
	{	
		profile,
		sliders,
		weather,
		calendar,
		spacing = dpi(20),
		layout = wibox.layout.fixed.vertical,
	},
	margins = { top = dpi(20), bottom = dpi(20)},
	widget = wibox.container.margin,
}


-- Slide animation
local slide = rubato.timed {
	pos = awful.screen.focused().geometry.x - sidebar.width,
	rate = 60,
	intro = 0.2,
	duration = 0.4,
	subscribed = function(pos) 
		sidebar.x = awful.screen.focused().geometry.x + pos
	end
}

-- Timer of sidebar's death 
sidebar.timer = gears.timer {
	timeout = 0.5,
	single_shot = true,
	callback = function() 
		sidebar.visible = not sidebar.visible
	end
}

-- Toggle function
sidebar.toggle = function(s)
	if sidebar.visible then 
		--slide.target = awful.screen.focused().geometry.x - sidebar.width
		slide.target = awful.screen.focused().geometry.x + sidebar.width
		sidebar.timer:start()
	else
		--slide.target = awful.screen.focused().geometry.x + dpi(10)
		slide.target = awful.screen.focused().geometry.x - dpi(195)
		sidebar.visible = not sidebar.visible
	end
end

--awful.mouse.append_global_mousebindings({
--    awful.button({ }, 1, function () sidebar.toggle() end)
--})
--awful.keyboard.append_global_keybindings({
--	awful.key({alt}, "c", function() awesome.emit_signal("sidebar::toggle") end), -- Sidebar
--})

-- Get signal to execute the function (if that makes sense)
awesome.connect_signal("sidebar::toggle", function(s)
	sidebar.toggle()
end)

return sidebar