######################################
#         THE CORE FRAMEWORK         #
# MADE BY THE STAROPENSOURCE PROJECT #
#    AND CONTRIBUTERS (THANK YOU!)   #
#                                    #
#  COPYRIGHT 2023 THE STAROPENSOURCE #
#      PROJECT AND CONTRIBUTERS      #
#                                    #
#   LICENSED UNDER THE GNU GENERAL   #
#   PUBLIC LICENSE VERSION 3 (ONLY)  #
######################################
extends Node

# CORE modules
var core: Node = null
var misc: Node = null

# Important nodes
@onready
var display: RichTextLabel = get_node("Display")

# Config
var config_enabled: bool = false
var config_fps: bool = false
var config_delta: bool = false
var config_rendertime: bool = false
var config_memory: bool = false

# Check if enabled
func _process(_delta) -> void:
	if config_enabled:
		update_display()
		display.visible = true
	else:
		display.visible = false

# Updates the display with useful information
func update_display():
	var displaytext: String = ""
	var displaysize: int = 17
	# Get memory information
	var info_memory: Dictionary = OS.get_memory_info()
	if config_memory:
		info_memory.merge({"peak":OS.get_static_memory_peak_usage(),"percent":float(OS.get_static_memory_usage())/info_memory["physical"]*100,"used":OS.get_static_memory_usage()})
	
	# If fps is enabled, add the fps counter
	if config_fps:
		displaysize = displaysize+17*1
		displaytext = displaytext + "\nFPS: " + str(snappedf(misc.get_fps(false),0.01))
	# If delta is enabled, add the delta counter
	if config_delta:
		displaysize = displaysize+17*1
		displaytext = displaytext + "\nDelta: " + str(misc.get_delta())
	# If rendertime is enabled, add the rendertime counter
	if config_rendertime:
		displaysize = displaysize+17*1
		displaytext = displaytext + "\nRendertime: " + str(misc.get_rendertime())
	# If memory is enabled, display memory information
	if config_memory:
		displaysize = displaysize+17*2
		displaytext = displaytext + "\nMemory (Available|Used|Stack): " + str(misc.byte_to_mib(info_memory["available"],true)) + " MiB|" + str(misc.byte_to_mib(info_memory["used"],true)) + " MiB|" + str(misc.byte_to_mib(info_memory["stack"],true)) + " MiB"
		displaytext = displaytext + "\nMemory (Physical|Peak|%): " + str(misc.byte_to_mib(info_memory["physical"],true)) + " MiB|" + str(misc.byte_to_mib(info_memory["peak"],true)) + " MiB|" + str(snappedf(info_memory["percent"],0.001)) + "%"
	
	# Add CORE version and (if enabled) a dev mode notice
	if core.development_mode:
		displaytext = "CORE " + core.version["full"] + " [color=yellow](development mode)[/color]" + displaytext
	else:
		displaytext = "CORE " + core.version["full"] + displaytext
	# Update display
	display.text = displaytext
	display.size = Vector2i(540,displaysize)