local TitleScene = Scene:extend()

TitleScene.title = "Title"
TitleScene.restart_message = false

local main_menu_screens = {
	ModeSelectScene,
	SettingsScene,
	CreditsScene,
	ExitScene,
}

local mainmenuidle = {
	"Idle",
	"On title screen",
	"On main menu screen",
	"Twiddling their thumbs",
	"Admiring the main menu's BG",
	"Waiting for spring to come",
	"Actually not playing",
	"Contemplating collecting stars",
	"Preparing to put the block!!",
	"Having a nap",
	"In menus",
	"Bottom text",
}

function TitleScene:new()
	self.main_menu_state = 1
	self.frames = 0
	self.snow_bg_opacity = 0
	self.y_offset = 0
	self.text = ""
	self.text_flag = false
	DiscordRPC:update({
		details = "In menus",
		state = mainmenuidle[math.random(#mainmenuidle)],
	})
end

function TitleScene:update()
	if self.text_flag then
		self.frames = self.frames + 1
		self.snow_bg_opacity = self.snow_bg_opacity + 0.01
	end
	if self.frames < 125 then self.y_offset = self.frames
	elseif self.frames < 185 then self.y_offset = 125
	else self.y_offset = 310 - self.frames end
end

function TitleScene:render()
	love.graphics.setFont(font_3x5_2)

	love.graphics.setColor(1, 1, 1, 1 - self.snow_bg_opacity)
	love.graphics.draw(
		backgrounds["title"],
		0, 0, 0,
		0.5, 0.5
	)

	love.graphics.setColor(1, 1, 1, self.snow_bg_opacity)
	love.graphics.draw(
		backgrounds["snow"],
		0, 0, 0,
		0.5, 0.5
	)

	love.graphics.draw(
		misc_graphics["santa"],
		400, -205 + self.y_offset,
		0, 0.5, 0.5
	)
	love.graphics.print("Happy Holidays!", 320, -100 + self.y_offset)

	love.graphics.setColor(1, 1, 1, 1)
	love.graphics.print(self.restart_message and "Restart Cambridge..." or "", 0, 0)

	love.graphics.setColor(1, 1, 1, 0.5)
	love.graphics.rectangle("fill", 20, 278 + 20 * self.main_menu_state, 160, 22)

	love.graphics.setColor(1, 1, 1, 1)
	for i, screen in pairs(main_menu_screens) do
		love.graphics.printf(screen.title, 40, 280 + 20 * i, 120, "left")
	end

	love.graphics.printf(version, 0, 460, love.graphics.getWidth() - 5, "right")
end

function TitleScene:changeOption(rel)
	local len = table.getn(main_menu_screens)
	self.main_menu_state = (self.main_menu_state + len + rel - 1) % len + 1
end

function TitleScene:onInputPress(e)
	if e.input == "menu_decide" or e.scancode == "return" then
		playSE("main_decide")
		scene = main_menu_screens[self.main_menu_state]()
	elseif e.input == "up" or e.scancode == "up" then
		self:changeOption(-1)
		playSE("cursor")
	elseif e.input == "down" or e.scancode == "down" then
		self:changeOption(1)
		playSE("cursor")
	elseif e.input == "menu_back" or e.scancode == "backspace" or e.scancode == "delete" then
		love.event.quit()
	else
		self.text = self.text .. (e.scancode ~= nil and e.scancode or "")
		if self.text == "ffffff" then
			self.text_flag = true
		end
	end
end

return TitleScene