extends Control

var pixel_x
var pixel_y
var ui_scale
var minsize
var restore_minimize

var module
var category = "character"
var item = "Grondir"
var origin = null
var distance = null
var dragPoint = null
var dragPoint_move = null
var minimized = false
var window_size
var window_position
var resizer

func _enter_tree() -> void:
	module = load("res://01 - Menus/03 - Sheets/sheet.tscn").instantiate()
	module.category = category
	module.item = item
	%window.position = Vector2(600,400)
	%category.text = category
	%item.text = item
	%window.add_child(module)
	ui_scale = 1
	if get_viewport_rect().size[0] + get_viewport_rect().size[1] < 3000:
		ui_scale = 0.7
	pixel_x = get_viewport_rect().size[0] / ui_scale
	pixel_y = get_viewport_rect().size[1] / ui_scale
	module_fit_window()
	set_bar_items()
	await get_tree().create_timer(0.0001).timeout
	%size_right.position.x = %ui_bar.position.x + %ui_bar.size.x - 32
	module.redraw()

func _process(_delta: float) -> void:
	if pixel_x != get_viewport_rect().size[0] or pixel_y != get_viewport_rect().size[1]:
		pixel_x = get_viewport_rect().size[0]
		pixel_y = get_viewport_rect().size[1]
		if pixel_x + pixel_y > 3000:
			ui_scale = 1
		else:
			ui_scale = 0.7
		module_fit_window()


func module_fit_window():
	if get_viewport_rect().size[0] > get_viewport_rect().size[1]:
		module.get_child(0).size = %ui_background.size - Vector2(64,64)
		module.get_child(0).position = %ui_background.position + Vector2(32,32)
		for i in [%size_right,%size_left,%size_bottom]:
			i.visible = true
	else:
		%window.position = Vector2(0,0)
		%ui_background.size = get_viewport_rect().size / ui_scale
		module.get_child(0).size = %ui_background.size - Vector2(64,64)
		module.get_child(0).position = Vector2(32,96)
		%ui_bar.size.x = %ui_background.size.x
		%item.position.x = 64
		%close.position.x = %ui_bar.size.x - 92
		%minimize.position.x = %close.position.x - 92
		for i in [%size_right,%size_left,%size_bottom]:
			i.visible = false
	move_child(module,1)
	module.redraw()

func _on_ui_bar_gui_input(ev: InputEvent) -> void:
	if ev is InputEventMouseButton:
		if ev.button_index == MOUSE_BUTTON_LEFT:
			if ev.pressed:
				dragPoint = get_global_mouse_position() - %window.get_position()
				get_parent().move_child(self,get_parent().get_child_count())
			else:
				dragPoint = null
	if ev is InputEventMouseMotion and dragPoint != null:
		%window.position = get_global_mouse_position()/ui_scale - dragPoint/ui_scale


func _on_minimize_button_up() -> void:
	if minimized:
		for i in [%ui_background,module]:
			i.visible = true
		minimized = false
		%minimize.text = "-"
		for i in [%size_left,%size_right]:
			i.size.y = %ui_bar.size.y + %ui_background.size.y
		%size_bottom.visible = true
	else:
		for i in [%ui_background,module]:
			i.visible = false
		module.visible = false
		minimized = true
		%minimize.text = "+"
		for i in [%size_left,%size_right]:
			i.size.y = %ui_bar.size.y
		%size_bottom.visible = false
		


func _on_close_button_up() -> void:
	queue_free()


func _on_size_gui_input(ev: InputEvent) -> void:	
	match resizer:
		"right":
			resizer = %size_right
		"left":
			resizer = %size_left
		"bottom":
			resizer = %size_bottom
	if ev is InputEventMouseButton:
		if ev.button_index == MOUSE_BUTTON_LEFT:
			if ev.pressed:
				dragPoint = get_global_mouse_position() * ui_scale
				origin = resizer.position
			else:
				var reset_right = %size_right.position.x - %size_left.position.x - 32
				dragPoint = null
				distance = null
				origin = null
				for i in [%size_left,%size_right]:
					i.size.y = %ui_background.size.y + 32
					i.position.y = 0
				%size_bottom.size.x = %ui_bar.size.x
				%size_bottom.position.x = %ui_bar.position.x
				%window.set_position(%ui_bar.global_position)
				%size_left.position = Vector2(-32,0)
				%size_right.position.x = reset_right
	if ev is InputEventMouseMotion and dragPoint :
		distance = get_global_mouse_position() - dragPoint * ui_scale
		resizer.position = origin + distance
		
		
	for i in [%ui_background,%ui_bar]:
		i.size.x = %size_right.position.x - %size_left.position.x
		if %ui_background.size.x >= 700:
			i.position.x = %size_left.position.x + 32
	%ui_background.size.y = %size_bottom.position.y - %ui_bar.position.y - 32
	set_bar_items()
	module_fit_window()


func set_bar_items():
	if %ui_background.size.y < 500:
		%ui_background.size.y = 500
		for i in [%size_left,%size_right]:
			i.size.y = 500
		%size_bottom.position.y = 532
		minsize = true
	else:
		minsize = false
		
	if %ui_bar.size.x < 700:
		for i in [%ui_bar,%ui_background]:
			i.size.x = 700
		%size_left.position.x = %ui_bar.position.x - 32
	elif %ui_bar.size.x < 1200:
		%category.visible = false
		%item.visible = true
		%item.position.x = (%ui_bar.size.x - 256) / 6
		minsize = false
	else:
		%category.visible = true
		%item.visible = true
		%category.position.x = %ui_bar.size.x /6
		%item.position.x = %category.position.x + %category.size.x + 64
		minsize = false
	%close.position.x = %ui_bar.size.x - 96
	%minimize.position.x = %ui_bar.size.x - 192
	%size_right.position.x = %ui_bar.position.x + %ui_bar.size.x - 32
		
func _on_size_mouse_entered() -> void:
	#print("in")
	Input.set_default_cursor_shape(Input.CURSOR_HSIZE)


func _on_size_mouse_exited() -> void:
	#print("out")
	Input.set_default_cursor_shape(Input.CURSOR_ARROW)


func _on_size_right_mouse_entered() -> void:
	_on_size_mouse_entered()
	resizer = "right"


func _on_size_right_mouse_exited() -> void:
	_on_size_mouse_exited()
	dragPoint = null


func _on_size_left_mouse_entered() -> void:
	_on_size_mouse_entered()
	resizer = "left"


func _on_size_left_mouse_exited() -> void:
	_on_size_mouse_exited()
	dragPoint = null


func _on_size_bottom_mouse_entered() -> void:
	_on_size_mouse_entered()
	resizer = "bottom"


func _on_size_bottom_mouse_exited() -> void:
	_on_size_mouse_exited()
	dragPoint = null