local settings = require("settings")

local menu_watcher = sbar.add("item", {
    drawing = false,
    updates = false,
})
local space_menu_swap = sbar.add("item", {
    drawing = false,
    updates = true,
})
sbar.add("event", "swap_menus_and_spaces")

local max_items = 15
local menu_items = {}
for i = 1, max_items, 1 do
    local menu = sbar.add("item", "menu." .. i, {
        drawing = false,
        icon = { drawing = false },
        background = { drawing = false },
        label = {
            font = {
                style = settings.font.style_map[i == 1 and "Heavy" or "Semibold"],
            },
            padding_left = 6,
            padding_right = 6,
        },
        click_script = "$CONFIG_DIR/lua/helpers/menus/bin/menus -s " .. i,
    })

    menu_items[i] = menu
end

sbar.add("bracket", { "/menu\\..*/" }, {})

local menu_padding = sbar.add("item", "menu.padding", {
    drawing = false,
    width = 5,
})

local function update_menus(env)
    sbar.exec("$CONFIG_DIR/lua/helpers/menus/bin/menus -l", function(menus)
        sbar.set("/menu\\..*/", { drawing = false })
        menu_padding:set { drawing = true }
        Id = 1
        for menu in string.gmatch(menus, "[^\r\n]+") do
            if Id < max_items then
                menu_items[Id]:set { label = menu, drawing = true }
            else
                break
            end
            Id = Id + 1
        end
    end)
end

menu_watcher:subscribe("front_app_switched", update_menus)

space_menu_swap:subscribe("swap_menus_and_spaces", function(env)
    local drawing = menu_items[1]:query().geometry.drawing == "on"
    if drawing then
        menu_watcher:set { updates = false }
        sbar.set("/menu\\..*/", { drawing = false })
        sbar.set("/space\\..*/", { drawing = true })
    else
        menu_watcher:set { updates = true }
        sbar.set("/space\\..*/", { drawing = false })
        update_menus()
    end
end)

return menu_watcher