@tool
class_name SaveGameDisplay extends Button

var _is_built: bool = false

@export var save: SaveGame:
	set(new_save):
		save = new_save
		if _is_built: rebuild()
@export var id: int:
	set(new_id):
		id = new_id
		if _is_built: rebuild()

func _init(new_save: SaveGame = SaveGame.new(), new_id: int = 0) -> void:
	self.save = new_save
	self.id = new_id

func _ready() -> void:
	save.changed.connect(rebuild)
	rebuild()
	_is_built = true
	
func rebuild():
	for child in get_children(true):
		remove_child(child)
		child.queue_free()
	
	if not save.is_valid:
		disabled = true
		text = "Slot %d corrupted." % id
	else:
		disabled = false
		text = ""
		
		var base_container := HBoxContainer.new()
		base_container.alignment = BoxContainer.ALIGNMENT_CENTER
		add_child(base_container)
		
		var texture := TextureRect.new()
		texture.texture = save.thumbnail
		texture.size_flags_vertical = Control.SIZE_SHRINK_CENTER
		
		base_container.add_child(texture)
		var heading_split := HSplitContainer.new()
		var heading := Label.new()
		
		heading.text = "Slot %d" % id
		heading.theme_type_variation = "HeaderLarge"
		
		var localised_date_time: String
		var localised_weekday: PackedStringArray
		var date_time: Dictionary = Time.get_datetime_dict_from_unix_time(save.last_saved)
		
		match TranslationServer.get_locale():
			"de":
				localised_weekday = ["Montag", "Dienstag", "Mittwoch", "Donnerstag", "Freitag", "Samstag", "Sonntag"]
				localised_date_time = "%s, %d.%d.%d um %d:%02d" % [localised_weekday[date_time["weekday"]],
																date_time["day"],
																date_time["month"],
																date_time["year"],
																date_time["hour"],
																date_time["minute"]
																]
			_:
				localised_weekday = ["Monday", "Tuseday", "Wensday", "Thursday", "Friday", "Saturday", "Sunday"]
				localised_date_time = "%s, %d/%d/%d - %d:%02d (%s)" % [localised_weekday[date_time["weekday"]],
																	date_time["day"],
																	date_time["month"],
																	date_time["year"],
																	date_time["hour"] % 12 if date_time["hour"] % 12 > 1 else 12 if date_time["hour"] == 12 or date_time["minute"] == 0 else 0,
																	date_time["minute"],
																	"AM" if date_time["hour"] < 12 else "PM"]
		
		var time_label := Label.new()
		time_label.text = localised_date_time if not save.current_room == State.rooms.NULL else "Start new game"
		
		var info:= VBoxContainer.new()
		base_container.add_child(info)
		
		info.add_child(heading_split)
		heading_split.add_child(heading)
		heading_split.add_child(time_label)
		
		var room:= Label.new()
		room.theme_type_variation = "HeaderMedium"
		match save.current_room:
			State.rooms.NULL:
				room.text = "Empty Slot"
			State.rooms.YOUTH:
				if save.mementos_complete == 0:
					room.text = "Youth Room"
				else:
					room.text = "Intro Sequence"
			State.rooms.TRANSITION:
				room.text = "Transitioning to Adulthood"
			State.rooms.ADULTHOOD:
				room.text = "Exploring Adulthood"
			State.rooms.ENDING:
				room.text = "Ending"
		
		var state: = Label.new()
		state.text = TranslationServer.translate(("""
		Mementos collected: %d/4
		Connections found: %d/8
		""").strip_edges()) % [save.calculate_completed_sequences(), save.calculate_total_connections()]
		#Secrets found: 1/4
		
		info.add_child(room)
		info.add_child(state)
		info.size_flags_vertical = Control.SIZE_SHRINK_CENTER

		theme_type_variation = "SaveButton"
		
		call_deferred("resize")

func resize():
	custom_minimum_size = get_child(0, true).get_combined_minimum_size() + Vector2(64, 32)
	get_child(0, true).position = Vector2(32, 16)