math.randomseed(os.time()); math.random(); math.random(); math.random()
--============================================================================
-- Imports
require "hexyz"
require "grid"
require "mob"
require "util"

--============================================================================
-- Globals

win = am.window{ width = 1920, height = 1080 }

function mask()
    return am.rect(win.left, win.bottom, win.right, win.top, COLORS.TRANSPARENT):tag"mask"
end

function get_menu_for_tile(x, y, tile)
    local pos = hex_to_pixel(vec2(x, y)) + WORLDSPACE_COORDINATE_OFFSET
    return am.translate(pos) ^ am.group{
        am.rect(-50, -50, 50, 50, COLORS.TRANSPARENT),
        make_button_widget(x .. y, pos, vec2(100, 37), "close")
    }
end

function invoke_tile_menu(x, y, tile)
    win.scene:append(get_menu_for_tile(x, y, tile))
end

function game_action(scene)
    local time = am.current_time()

    local mouse = win:mouse_position()
    local hex = pixel_to_hex(mouse - WORLDSPACE_COORDINATE_OFFSET)
    local _off = hex_to_evenq(hex)
    local off = _off{ y = -_off.y } - vec2(math.floor(HEX_GRID_WIDTH/2)
                                         , math.floor(HEX_GRID_HEIGHT/2))
    local off2 = evenq_to_hex(_off)
    local tile = get_tile(hex.x, hex.y)

    if tile and win:mouse_pressed"left" then
        log(tile)
        --invoke_tile_menu(hex.x, hex.y, tile)
    end

    if win:key_pressed"f1" then end

    for wid,widget in pairs(get_widgets()) do
        if widget.poll() then
            log('we clicked button with id %s!', wid)
        end
    end

    do_mob_updates()
    do_mob_spawning()

    -- draw stuff
    win.scene"hex_cursor".center = hex_to_pixel(hex) + WORLDSPACE_COORDINATE_OFFSET
    win.scene"score".text = string.format("SCORE: %.2f", time)
    win.scene"coords".text = string.format("%d,%d", off.x, off.y)
    win.scene"rev".text = string.format("%d,%d", off2.x, off2.y)
end

function game_scene()
    local score = am.translate(win.left + 10, win.top - 20) ^ am.text("", "left"):tag"score"
    local coords = am.translate(win.right - 10, win.top - 20) ^ am.text("", "right"):tag"coords"
    local coords2 = am.translate(win.right - 10, win.top - 40) ^ am.text("", "right"):tag"rev"
    local hex_cursor = am.circle(vec2(-6969), HEX_SIZE, COLORS.TRANSPARENT, 6):tag"hex_cursor"

    local curtain = am.rect(win.left, win.bottom, win.right, win.top, COLORS.TRUEBLACK)
    curtain:action(coroutine.create(function()
        am.wait(am.tween(curtain, 3, { color = vec4(0) }, am.ease.out(am.ease.hyperbola)))
        win.scene:remove(curtain)
    end))

    local scene = am.group{
        random_map(),
        curtain,
        hex_cursor,
        score,
        coords,
        coords2
    }

    scene:action(game_action)

    return scene
end

function init()
    win.scene = am.scale(1) ^ game_scene()
end

init()
noglobals()