@tool
class_name BaseCreatorDialog
extends Window

# Base class for all creator dialogs
# Ensures consistent initialization and UI building patterns

const WeaponCreatorSettings = preload("res://addons/weapon_creator/WeaponCreatorSettings.gd")
const SETTINGS_PATH = "user://weapon_creator_settings.tres"

signal data_confirmed(data: Dictionary)

var editor_interface: EditorInterface
var prefill_data: Dictionary = {}
var _ui_built: bool = false
var settings: Resource

# Base setup - override _custom_setup() in derived classes for additional initialization
func setup(editor_iface: EditorInterface, prefill: Dictionary = {}) -> void:
	editor_interface = editor_iface
	prefill_data = prefill
	
	if ResourceLoader.exists(SETTINGS_PATH):
		settings = ResourceLoader.load(SETTINGS_PATH)
	if not settings:
		settings = WeaponCreatorSettings.new()
	
	_custom_setup()
	_update_title()
	
	if _ui_built:
		_apply_data()

# Override this in derived classes for custom initialization
func _custom_setup() -> void:
	pass

func _ready() -> void:
	if not settings:
		if ResourceLoader.exists(SETTINGS_PATH):
			settings = ResourceLoader.load(SETTINGS_PATH)
		if not settings:
			settings = WeaponCreatorSettings.new()
	
	_configure_window()
	_update_title()
	
	close_requested.connect(_on_window_close_requested)
	
	_build_ui()
	_ui_built = true
	
	_apply_data()
	
	# Restore position after UI is built, or center if no saved position
	_restore_or_center_position()

func _restore_or_center_position() -> void:
	var saved_pos = _get_saved_position()
	if saved_pos != Vector2i.ZERO:
		position = saved_pos
	else:
		# Use popup_centered_clamped to properly center on the current screen
		popup_centered_clamped(size, 0.75)

func _get_saved_position() -> Vector2i:
	# Override in derived classes to return their specific saved position
	return Vector2i.ZERO

func _on_window_close_requested() -> void:
	_save_dialog_size_and_position()
	_on_cancel_pressed()

func _save_dialog_size_and_position() -> void:
	_save_dialog_size()
	_save_dialog_position()

func _save_dialog_size() -> void:
	# Override in derived classes to save their specific dialog size
	pass

func _save_dialog_position() -> void:
	# Override in derived classes to save their specific dialog position
	pass

func _configure_window() -> void:
	size = Vector2i(750, 850)
	transient = false
	exclusive = false
	unresizable = false

func _update_title() -> void:
	var action_text = "Duplicate" if not prefill_data.is_empty() else "Create New"
	title = action_text + " Item"

func _build_ui() -> void:
	var margin = MarginContainer.new()
	margin.set_anchors_preset(Control.PRESET_FULL_RECT)
	margin.add_theme_constant_override("margin_left", 12)
	margin.add_theme_constant_override("margin_top", 12)
	margin.add_theme_constant_override("margin_right", 12)
	margin.add_theme_constant_override("margin_bottom", 12)
	add_child(margin)
	
	var vbox = VBoxContainer.new()
	vbox.add_theme_constant_override("separation", 8)
	margin.add_child(vbox)
	
	var scroll = ScrollContainer.new()
	scroll.size_flags_vertical = Control.SIZE_EXPAND_FILL
	scroll.horizontal_scroll_mode = ScrollContainer.SCROLL_MODE_DISABLED
	vbox.add_child(scroll)
	
	var content_vbox = VBoxContainer.new()
	content_vbox.size_flags_horizontal = Control.SIZE_EXPAND_FILL
	content_vbox.add_theme_constant_override("separation", 12)
	scroll.add_child(content_vbox)
	
	_build_content(content_vbox)
	
	vbox.add_child(HSeparator.new())
	
	_build_buttons(vbox)

func _build_content(container: VBoxContainer) -> void:
	push_warning("_build_content should be overridden in derived class")

func _build_buttons(vbox: VBoxContainer) -> void:
	var button_hbox = HBoxContainer.new()
	button_hbox.alignment = BoxContainer.ALIGNMENT_END
	button_hbox.add_theme_constant_override("separation", 8)
	vbox.add_child(button_hbox)
	
	var cancel_button = Button.new()
	cancel_button.text = "Cancel"
	cancel_button.pressed.connect(_on_cancel_pressed)
	button_hbox.add_child(cancel_button)
	
	var create_button = Button.new()
	create_button.text = "Create"
	create_button.pressed.connect(_on_create_pressed)
	button_hbox.add_child(create_button)

func _apply_data() -> void:
	if prefill_data.is_empty():
		_set_default_values()
	else:
		_apply_prefill_data()

func _set_default_values() -> void:
	pass

func _apply_prefill_data() -> void:
	pass

func _on_cancel_pressed() -> void:
	queue_free()

func _on_create_pressed() -> void:
	push_warning("_on_create_pressed should be overridden in derived class")

func _show_error(message: String) -> void:
	var dialog = AcceptDialog.new()
	dialog.dialog_text = message
	dialog.title = "Error"
	add_child(dialog)
	dialog.popup_centered()
	dialog.confirmed.connect(func(): dialog.queue_free())

# Helper methods for creating common UI elements
func _create_input(label_text: String) -> Dictionary:
	var hbox = HBoxContainer.new()
	
	var label = Label.new()
	label.text = label_text
	label.custom_minimum_size = Vector2(120, 0)
	hbox.add_child(label)
	
	var edit = LineEdit.new()
	edit.size_flags_horizontal = Control.SIZE_EXPAND_FILL
	hbox.add_child(edit)
	
	return {"container": hbox, "edit": edit}

func _create_spinbox(label_text: String, default_value: float, min_value: float, max_value: float, step: float) -> Dictionary:
	var hbox = HBoxContainer.new()
	
	var label = Label.new()
	label.text = label_text
	label.custom_minimum_size = Vector2(120, 0)
	hbox.add_child(label)
	
	var spinbox = SpinBox.new()
	spinbox.min_value = min_value
	spinbox.max_value = max_value
	spinbox.step = step
	spinbox.value = default_value
	spinbox.size_flags_horizontal = Control.SIZE_EXPAND_FILL
	hbox.add_child(spinbox)
	
	return {"container": hbox, "spinbox": spinbox}

func _create_section_label(text: String) -> Label:
	var label = Label.new()
	label.text = text
	label.add_theme_font_size_override("font_size", 16)
	return label