simulated_resolution = v2(1920, 1080)

function coords_to_screenwriter(coord1, coord2)

    local x_left, x_right, y_top, y_bottom, width, height

    x_left = math.min(coord1.x, coord2.x)
    x_right = math.max(coord1.x, coord2.x)
    y_top = math.min(coord1.y, coord2.y)
    y_bottom = math.max(coord1.y, coord2.y)

    width = x_right - x_left
    height = y_bottom - y_top

    return coords_partial_to_screenwriter(v2(x_left, x_top), v2(width, height), 1)

end

function coords_partial_to_screenwriter(pos_px, scale_px, anchor)

    local x_px, y_px, x, y, width, height

    if anchor == 1 then --top left
        x_px = pos_px.x + scale_px.x / 2
        y_px = pos_px.y - scale_px.y / 2
    elseif anchor == 2 then --top right
        x_px = pos_px.x - scale_px.x / 2
        y_px = pos_px.y - scale_px.y / 2
    elseif anchor == 3 then --bottom right
        x_px = pos_px.x - scale_px.x / 2
        y_px = pos_px.y + scale_px.y / 2
    elseif anchor == 4 then --bottom left
        x_px = pos_px.x + scale_px.x / 2
        y_px = pos_px.y + scale_px.y / 2
    else --center
        x_px = pos_px.x
        y_px = pos_px.y
    end

    x = x_px / simulated_resolution.x * 2 - 1
    y = y_px / simulated_resolution.y * 2 - 1
    width = scale_px.x / simulated_resolution.x * 2
    height = scale_px.y / simulated_resolution.y * 2

    return v2(x, y), v2(width, height)

end

local bgcolor = '000000'
local bgopacity = '000000'

local menu_options = menu.add_feature('session info', 'parent')

local options_textshadow = menu.add_feature('text shadow', 'toggle', menu_options.id)
local options_disablebg = menu.add_feature('disable background', 'toggle', menu_options.id)
local options_bgcolor = menu.add_feature('background color', 'action', menu_options.id, function(f)
    local resp, str = input.get('background color', bgcolor, 6, 2)
    while (resp ~= 0) do system.wait(0) end

    local r = Regex('^([0-9a-fA-F]{3}|[0-9a-fA-F]{6})$')
    local m = r:search(str)

    if m.count > 0 then
        str = m.matches[1]

        if (str:len() == 3) then
            str = str:sub(1,1)..str:sub(1,1)..str:sub(2,2)..str:sub(2,2)..str:sub(3,3)..str:sub(3,3)
        end

        bgcolor = str

        ui.notify_above_map(str, 'set background color to #' .. str, 140)

    end

end)
local options_opacity = menu.add_feature('background opacity', 'action_value_i', menu_options.id)
options_opacity.min_i = 0
options_opacity.max_i = 100
options_opacity.value_i = 100

menu.create_thread(function()
    while true do

        local base = v2(320, 20)

        if (not(options_disablebg.on)) then
            local pos, scale = coords_partial_to_screenwriter(base, v2(200, 200), 4)
            local opacity = string.format('%x', math.floor(options_opacity.value_i * 2.55))
            while opacity:len() < 2 do
                opacity = '0'..opacity
            end
            print('0x'..opacity..bgcolor)
            scriptdraw.draw_rect(pos, scale, tonumber('0x'..opacity..bgcolor))
        end
        
        local textFlags = 0
        if options_textshadow.on then
            textFlags = 2
        end

        --scriptdraw.draw_text(scale, v2(0, 0), v2(1, 1), 1, 0XFFFFFFFF, textFlags)
        system.wait(0)
    end
end, nil)