local default_G = {}
for k, v in pairs(_G) do
  table.insert(default_G, k)
end

love.graphics.setDefaultFilter('nearest', 'nearest')
interfaceFont = love.graphics.newFont('Inter-Regular.otf', 20)

ease = require 'ease'

slider = require 'slider'
dropdown = require 'dropdown'
graph = require 'graph'

function createUI()
  dropdown.createDropdowns()
  slider.createSliders()
end

require 'util' -- exports into global table

-- rendering constants

padding = 16
outerpadding = 22
margin = 6
dropdownWidth = 186
lineWidth = 2
fontHeight = love.graphics.getFont():getHeight()

-- global for convinience's sake

mode = nil

function love.load()
  love.graphics.setFont(interfaceFont)
  fontHeight = love.graphics.getFont():getHeight()
  createUI()
end

function love.update(dt)
  graph.update(dt)
  slider.update(dt)
  dropdown.update(dt)
end

function love.draw()
  local sw, sh = love.graphics.getDimensions()
  local mx, my = love.mouse.getPosition()

  love.graphics.setLineWidth(2)

  love.graphics.setColor(0.09, 0.09, 0.12, 1)
  love.graphics.rectangle('fill', 0, 0, sw, sh)
  love.graphics.setColor(0.08, 0.08, 0.1, 1)
  love.graphics.rectangle('line', 0, 0, sw, sh)

  love.graphics.setColor(1, 1, 1, 1)
  love.graphics.print('Box of Eases by oatmealine', outerpadding, sh - fontHeight - outerpadding)

  slider.render()

  dropdown.render()

  graph.render()
end

function love.mousepressed(x, y, m)
  if dropdown.mousepressed(x, y, m) then return end
end

function love.mousereleased(x, y, m)
  if dropdown.mousereleased(x, y, m) then return end
end

function love.wheelmoved(x, y)
  if y == 0 then return end

  if dropdown.wheelmoved(x, y) then return end
end

function love.keypressed(key)
  if key == 'f6' then -- print all globals
    for k, v in pairs(_G) do
      for _, g in ipairs(default_G) do
        if g == k then goto continue end
      end
      print(k, v)
      ::continue::
    end
  end
end