local awful = require "awful"
local vars = require "misc.vars"
local wibox = require "wibox"
local timed = require "lib.rubato".timed

return awful.widget.taglist({
    screen = screen[1],
    filter = awful.widget.taglist.filter.all,
    style = {
        shape = vars.shape
    },
    layout = {
        spacing = vars.padding,
        layout = wibox.layout.fixed.vertical
    },
    widget_template = {
        {
            widget = wibox.container.background,
            bg = vars.colors.bright.black,
            shape = vars.shape,
            forced_height = vars.button_size,
            forced_width = vars.button_size,
            id = "indicator_role"
        },
        widget = wibox.container.place,
        create_callback = function(self, tag)
            local indicator = self:get_children_by_id("indicator_role")[1]

            self._anim = timed {
                duration = vars.anim_duration,
                intro = vars.anim_intro,
                pos = indicator.height,
                subscribed = function(pos)
                    indicator.forced_height = pos
                end
            }

            if tag.selected then
                indicator.bg = vars.colors.yellow
                self._anim.target = vars.button_size * 2
            elseif next(tag:clients()) then
                indicator.bg = vars.colors.bright.black
                self._anim.target = vars.button_size * 1.5
            else
                self._anim.target = vars.button_size
            end

            self:connect_signal("mouse::enter", function()
                if tag.selected then return end

                indicator.bg = vars.colors.yellow
            end)

            self:connect_signal("mouse::leave", function()
                if tag.selected then return end

                if next(tag:clients()) then
                    indicator.bg = vars.colors.bright.black
                    return
                end

                indicator.bg = vars.colors.bright.black
            end)
        end,
        update_callback = function(self, tag)
            local indicator = self:get_children_by_id("indicator_role")[1]

            if tag.selected then
                indicator.bg = vars.colors.yellow
                self._anim.target = vars.button_size * 2
            elseif next(tag:clients()) then
                indicator.bg = vars.colors.bright.black
                self._anim.target = vars.button_size * 1.5
            else
                indicator.bg = vars.colors.bright.black
                self._anim.target = vars.button_size
            end
        end
    },
    buttons = {
        awful.button({ }, 1, function(t) t:view_only() end),
        awful.button(vars.mods.M, 1, function(t)
            if client.focus then
                client.focus:move_to_tag(t)
            end
        end),
        awful.button({ }, 3, awful.tag.viewtoggle),
    }
})