package coreobjects

import (
	"fmt"

	settings "github.com/DegustatorPonos/RuinesOfRafdolon/Settings"
	rl "github.com/gen2brain/raylib-go/raylib"
)

type OveralyScene struct {
	FPS FpsMeter
}

func (base *OveralyScene) Create(_ SceneManager) {
}

func (base *OveralyScene) Destroy() {
}

func (base *OveralyScene) GetMousePosition() rl.Vector2 {
	return rl.GetMousePosition()
}

func (base *OveralyScene) Update() {
	base.FPS.Update()
	if rl.IsKeyPressed(rl.KeyF7) {
		settings.State.DrawColliders = !settings.State.DrawColliders
	}
}

func (base *OveralyScene) Draw() {
	var appendix = ""
	if settings.Current.Version.IsBeta {
		appendix = " b"
	}
	var version = fmt.Sprintf("%d.%d.%d%s", settings.Current.Version.MajorVersion, settings.Current.Version.MinorVersion, settings.Current.Version.Patch, appendix)	
	rl.DrawText(version, 2, int32(rl.GetScreenHeight()) - 20, 20, rl.Black)
	base.FPS.Draw()
}

// =============== FPS METER ===============

type FpsMeter struct {
	deltaTime float32
	Value float32
	FramesElapsed uint
}

func (base *FpsMeter) Create(SceneManager) {
}

func (base *FpsMeter) Destroy() {
}

func (base *FpsMeter) Update() {
	base.deltaTime += rl.GetFrameTime()
	base.FramesElapsed++
	if base.deltaTime >= 1 {
		base.Value = float32(base.FramesElapsed)
		base.deltaTime = 0
		base.FramesElapsed = 0
	}
}

func (base *FpsMeter) Draw() {
	rl.DrawText(fmt.Sprintf("%v FPS", base.Value), 0, 0, 20, rl.Green)
}