# Nathan Hinotn
# Creates a simple dialouge box that can be spawned from any location

TEXT_SIZE = 20
TEXT_MARGIN = 3
class DialougeBox
  attr_accessor :show
  def initialize(parent_x, parent_y, screen_width, screen_height, text)
    @text = text
    @longest_line = ((@text.split("\n").map { |ss| ss.length}.max) / 2.25).to_i
    @line_count = @text.split("\n").length
    
    @x = parent_x
    @y = parent_y
    @show = false
    @screen_width = screen_width
    @screen_height = screen_height
    @image = Gosu.render(((TEXT_MARGIN * 2) + TEXT_SIZE) * @longest_line, (TEXT_SIZE + TEXT_MARGIN) * @line_count) {
      Gosu.draw_rect(
        0,
        0,
        (((TEXT_MARGIN * 2) + TEXT_SIZE) * @longest_line) + @x,
        ((TEXT_SIZE + TEXT_MARGIN) * @line_count) + @y,
        Gosu::Color.new(0xC0, 0xFF, 0xFF, 0xFF),
        0,
      )
      Gosu::Image.from_text(text, TEXT_SIZE, font: FONT_PATH).draw(TEXT_MARGIN, TEXT_MARGIN)
    }
  end

  def update(x, y, camera_zoom, newtext: nil)
    if !newtext.nil?
      @text = newtext
      @longest_line = ((@text.split("\n").map { |ss| ss.length}.max) / 3.5).to_i
      @line_count = @text.split("\n").length
      
      @image = Gosu.render(((TEXT_MARGIN * 2) + TEXT_SIZE) * @longest_line, (TEXT_SIZE + TEXT_MARGIN) * @line_count) {
        Gosu.draw_rect(
          0,
          0,
          (((TEXT_MARGIN * 2) + TEXT_SIZE) * @longest_line) + @x,
          ((TEXT_SIZE + TEXT_MARGIN) * @line_count) + @y,
          Gosu::Color.new(0xC0, 0xFF, 0xFF, 0xFF),
          0,
        )
        Gosu::Image.from_text(newtext, TEXT_SIZE, font: FONT_PATH).draw(TEXT_MARGIN, TEXT_MARGIN)
      }
    end
    @camera_zoom = camera_zoom
    @x = x
    @y = y
  end

  def draw()
    if @show
      puts "Drawing tooltip at #{@x}, #{@y}"
      @image.draw(@x, @y, 0, @camera_zoom, @camera_zoom)
    end
  end
end