TouhouGD/addons/beehave/debug/debugger_tab.gd

@tool
extends PanelContainer

signal make_floating()

const BeehaveGraphEdit := preload("graph_edit.gd")
const TREE_ICON := preload("../icons/tree.svg")

var container: HSplitContainer
var item_list: ItemList
var graph: BeehaveGraphEdit
var message: Label

var active_trees: Dictionary
var active_tree_id: int = -1
var session: EditorDebuggerSession


func _ready() -> void:
    container = HSplitContainer.new()
    add_child(container)

    item_list = ItemList.new()
    item_list.custom_minimum_size = Vector2(200, 0)
    item_list.item_selected.connect(_on_item_selected)
    container.add_child(item_list)

    graph = BeehaveGraphEdit.new()
    container.add_child(graph)

    message = Label.new()
    message.text = "Run Project for debugging"
    message.horizontal_alignment = HORIZONTAL_ALIGNMENT_CENTER
    message.vertical_alignment = VERTICAL_ALIGNMENT_CENTER
    message.set_anchors_preset(Control.PRESET_CENTER)
    add_child(message)

    var button := Button.new()
    button.flat = true
    button.icon = get_theme_icon(&"ExternalLink", &"EditorIcons")
    button.pressed.connect(func(): make_floating.emit())
    button.tooltip_text = "Make floating"
    button.focus_mode = Control.FOCUS_NONE
    graph.get_menu_hbox().add_child(button)

    var toggle_button := Button.new()
    toggle_button.flat = true
    toggle_button.icon = get_theme_icon(&"Back", &"EditorIcons")
    toggle_button.pressed.connect(_on_toggle_button_pressed.bind(toggle_button))
    toggle_button.tooltip_text = "Toggle Panel"
    toggle_button.focus_mode = Control.FOCUS_NONE
    graph.get_menu_hbox().add_child(toggle_button)
    graph.get_menu_hbox().move_child(toggle_button, 0)

    stop()
    visibility_changed.connect(_on_visibility_changed)


func start() -> void:
    container.visible = true
    message.visible = false


func stop() -> void:
    container.visible = false
    message.visible = true

    active_trees.clear()
    item_list.clear()
    graph.beehave_tree = {}


func register_tree(data: Dictionary) -> void:
    var idx := item_list.add_item(data.name, TREE_ICON)
    item_list.set_item_tooltip(idx, data.path)
    item_list.set_item_metadata(idx, data.id)
    active_trees[data.id] = data


func unregister_tree(instance_id: int) -> void:
    var id := str(instance_id)
    for i in item_list.item_count:
        if item_list.get_item_metadata(i) == id:
            item_list.remove_item(i)
            break

    active_trees.erase(id)

    if graph.beehave_tree.get("id", "") == id:
        graph.beehave_tree = {}


func _on_toggle_button_pressed(toggle_button: Button) -> void:
    item_list.visible = !item_list.visible
    toggle_button.icon = get_theme_icon(&"Back" if item_list.visible else &"Forward", &"EditorIcons")


func _on_item_selected(idx: int) -> void:
    var id: StringName = item_list.get_item_metadata(idx)
    graph.beehave_tree = active_trees.get(id, {})

    active_tree_id = id.to_int()
    session.send_message("beehave:activate_tree", [active_tree_id])


func _on_visibility_changed() -> void:
    session.send_message("beehave:visibility_changed", [visible and is_visible_in_tree()])