feat(val-blog): add 2026-04-30 dream journey post
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Chen Gu
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extends CharacterBody2D
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class_name Val
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# 移动速度
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@export var speed: float = 100.0
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# 节点引用
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@onready var body_placeholder: ColorRect = $BodyPlaceholder
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@onready var head_placeholder: ColorRect = $HeadPlaceholder
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@onready var thought_bubble: Label = $ThoughtBubble
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@onready var state_indicator: Label = $StateIndicator
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@onready var nav_agent: NavigationAgent2D = $NavigationAgent2D
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@onready var interaction_timer: Timer = $InteractionTimer
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@onready var think_timer: Timer = $ThinkTimer
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# 状态
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enum State { IDLE, WALK, INTERACT, THINK }
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var current_state: State = State.IDLE
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var current_room: String = "客厅"
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var agent_state: Dictionary = {
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"location": "客厅",
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"energy": 80,
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"mood": "开心",
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"activity": "idle"
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}
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# 目标
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var target_position: Vector2 = Vector2.ZERO
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var target_furniture: Node = null
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var bridge: Node = null
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# 动画颜色
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var normal_color = Color(0.36, 0.61, 0.84, 1) # 蓝色
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var interact_color = Color(0.5, 0.8, 0.36, 1) # 绿色
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var think_color = Color(0.8, 0.5, 0.36, 1) # 橙色
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signal state_changed(new_state: String)
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signal action_completed(action: String)
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func _ready():
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# 初始化
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thought_bubble.hide()
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update_state_display()
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# 连接导航完成信号
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nav_agent.navigation_finished.connect(_on_navigation_finished)
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# 查找 BridgeClient
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_find_bridge()
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print("Val ready at position: ", global_position)
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func _find_bridge():
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# 尝试多种路径
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bridge = get_node_or_null("../../BridgeClient")
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if not bridge:
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bridge = get_node_or_null("/root/Main/BridgeClient")
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if not bridge:
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await get_tree().process_frame
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bridge = get_node_or_null("../../BridgeClient")
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if bridge:
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print("Val: BridgeClient found")
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if bridge.has_signal("action_received"):
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bridge.action_received.connect(_on_bridge_action)
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if bridge.has_signal("state_synced"):
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bridge.state_synced.connect(_on_state_synced)
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else:
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print("Val: BridgeClient not found - running in standalone mode")
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func _physics_process(delta):
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match current_state:
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State.WALK:
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_handle_walk(delta)
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State.INTERACT:
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_handle_interact()
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State.THINK:
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_handle_think()
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_:
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_handle_idle()
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func _handle_walk(delta):
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if nav_agent.is_navigation_finished():
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current_state = State.IDLE
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update_state_display()
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emit_signal("action_completed", "walk")
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return
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var next_pos = nav_agent.get_next_path_position()
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var direction = (next_pos - global_position).normalized()
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velocity = direction * speed
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# 翻转精灵
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if direction.x < 0:
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body_placeholder.scale.x = -1
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head_placeholder.scale.x = -1
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elif direction.x > 0:
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body_placeholder.scale.x = 1
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head_placeholder.scale.x = 1
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# 行走时颜色闪烁
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body_placeholder.color = normal_color.lerp(Color.WHITE, sin(Time.get_ticks_msec() * 0.01) * 0.1)
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move_and_slide()
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func _handle_idle():
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velocity = Vector2.ZERO
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body_placeholder.color = normal_color
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head_placeholder.color = normal_color
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state_indicator.text = "idle"
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func _handle_interact():
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velocity = Vector2.ZERO
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body_placeholder.color = interact_color
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head_placeholder.color = interact_color
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state_indicator.text = "interact"
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func _handle_think():
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velocity = Vector2.ZERO
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body_placeholder.color = think_color
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head_placeholder.color = think_color
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state_indicator.text = "think"
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# 移动到指定位置
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func move_to(pos: Vector2):
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target_position = pos
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nav_agent.target_position = pos
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current_state = State.WALK
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update_state_display()
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emit_signal("state_changed", "walk")
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print("Val moving to: ", pos)
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# 移动到家具并交互
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func interact_with(furniture: Node):
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target_furniture = furniture
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var interact_pos = furniture.global_position + Vector2(0, 60)
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print("Val will interact with: ", furniture.get_meta("furniture_name", "未知"), " at ", interact_pos)
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move_to(interact_pos)
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# 等待移动完成后再交互
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await action_completed
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_start_interaction(furniture)
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func _start_interaction(furniture: Node):
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current_state = State.INTERACT
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update_state_display()
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var furniture_name = furniture.get_meta("furniture_name", "物品")
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var interaction = furniture.get_meta("interaction", "使用")
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show_thought("正在" + interaction + furniture_name + "...")
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# 发送交互事件到Bridge
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_send_to_bridge({
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"type": "furniture_interacted",
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"furniture": furniture_name,
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"interaction": interaction,
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"position": [global_position.x, global_position.y]
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})
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# 交互持续2秒
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interaction_timer.start(2.0)
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await interaction_timer.timeout
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current_state = State.IDLE
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thought_bubble.hide()
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update_state_display()
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emit_signal("action_completed", "interact")
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print("Val finished interacting with: ", furniture_name)
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# 显示思考气泡
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func show_thought(text: String, duration: float = 3.0):
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thought_bubble.text = text
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thought_bubble.show()
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if duration > 0:
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think_timer.start(duration)
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await think_timer.timeout
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thought_bubble.hide()
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# 处理Bridge发来的动作
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func _on_bridge_action(action: Dictionary):
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match action.get("cmd", ""):
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"walk_to":
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move_to(Vector2(action.pos[0], action.pos[1]))
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"show_thought":
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show_thought(action.get("text", ""), action.get("duration", 3.0))
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"interact":
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var furniture_path = action.get("furniture_path", "")
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if furniture_path:
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var furniture = get_node_or_null(furniture_path)
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if furniture:
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interact_with(furniture)
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"update_state":
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_update_internal_state(action.get("key", ""), action.get("value"))
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# 同步OpenClaw状态
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func _on_state_synced(state: Dictionary):
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agent_state = state
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current_room = state.get("location", current_room)
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update_state_display()
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func _update_internal_state(key: String, value):
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agent_state[key] = value
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update_state_display()
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func update_state_display():
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state_indicator.text = State.keys()[current_state].to_lower()
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func _on_navigation_finished():
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current_state = State.IDLE
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update_state_display()
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print("Val navigation finished")
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func _send_to_bridge(data: Dictionary):
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if bridge and "send_command" in bridge:
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bridge.send_command(data)
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# 公共API：接收用户指令
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func receive_command(command: String):
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show_thought("思考中...", 0)
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current_state = State.THINK
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update_state_display()
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_send_to_bridge({
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"type": "user_command",
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"command": command,
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"current_state": agent_state
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})
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