269 lines
12 KiB
GDScript
269 lines
12 KiB
GDScript
extends UIPage
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# --- 节点引用 ---
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@onready var options_container: VBoxContainer = $BG/Option/Options/List_1
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@onready var explanation_label: Label = $BG/Option/Explaination
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# --- 内部状态 ---
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var option_buttons: Array[Button] = [] # 存储选项按钮节点的数组
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var highlighted_button: Button = null # 当前逻辑上选中的按钮 (用于区分首次点击和确认点击)
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var current_strategy_data: Dictionary = {} # 存储从 GameState 获取的原始策略数据
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var initial_selection_key: String = "" # 由父节点传入的初始/当前选择的策略 Key (中文名)
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# --- 初始化 ---
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func _ready() -> void:
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super._ready() # 调用父类的 _ready() (如果 UIPage 中有 _ready() 逻辑)
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add_to_group(str(name)) # 便于父节点或其他系统查找
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# --- 获取按钮引用 ---
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option_buttons.clear()
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for child in options_container.get_children():
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if child is Button:
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option_buttons.append(child)
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# 断开旧连接以防万一 (虽然理论上 _ready 只执行一次)
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if child.is_connected("pressed", _on_option_button_pressed):
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child.disconnect("pressed", _on_option_button_pressed)
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# --- 连接 GameState 通用值变化信号 ---
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# 用于响应策略数据可能的动态变化 (如解锁新策略)
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if GameState and not GameState.state_value_changed.is_connected(_on_game_state_value_changed):
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GameState.state_value_changed.connect(_on_game_state_value_changed)
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# --- 连接 visibility_changed 信号 ---
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# 确保每次界面可见时都刷新列表内容
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if not is_connected("visibility_changed", _on_visibility_changed):
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visibility_changed.connect(_on_visibility_changed)
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# _update_strategy_list() 不再在 _ready 中调用，移至 _on_visibility_changed
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# --- 父节点调用接口 ---
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# 由父节点 (task_development.gd) 在显示此弹窗前调用，传入当前的临时选择
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func set_initial_selection(strategy_key: String) -> void:
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initial_selection_key = strategy_key
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print("Strategy: Initial selection key set by parent: '", initial_selection_key, "'")
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# 注意：这里只存储值，实际的高亮逻辑仍在 _update_strategy_list 中处理
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# --- 信号处理 ---
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# 处理可见性变化的函数
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func _on_visibility_changed() -> void:
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print("Strategy: _on_visibility_changed called, visible = ", is_visible_in_tree())
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# 当节点变为可见时，更新列表并设置初始焦点
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if is_visible_in_tree():
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print("Strategy popup became visible. Updating list and setting focus...")
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# 确保在更新列表前，initial_selection_key 已被父节点设置
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_update_strategy_list()
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# else: # 可选：如果需要在隐藏时做清理，可以在这里添加逻辑
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# print("Strategy popup became hidden.")
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# 当 GameState 的任何值发生变化时调用
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func _on_game_state_value_changed(key: String, new_value) -> void:
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# 检查是否是 task_development 数据发生了变化，这可能影响可用策略
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# 注意：这是一个比较宽泛的检查。如果 task_development 下其他不相关数据变化也会触发刷新。
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if key == "task_development":
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# 并且确保当前界面是可见的，避免在后台刷新不可见的UI
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if is_visible_in_tree():
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print("Strategy: Detected change in 'task_development', refreshing list...")
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# 重新执行列表更新，它会使用最新的 GameState 数据
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# 并尝试根据 initial_selection_key (由父节点设定，理论上不变) 恢复高亮
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_update_strategy_list()
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# --- 核心 UI 更新逻辑 ---
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# 更新策略列表UI的函数
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func _update_strategy_list() -> void:
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# 0. 重置界面逻辑状态 (清除上次的高亮和说明)
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_reset_highlight_state()
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# 0b. 【修改】从 MainController 的共享数据中获取初始应选中的策略 Key
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# 使用键名 "开发策略"。如果未找到该键，默认为空字符串。
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# 这将覆盖之前可能通过 set_initial_selection 设置的值。
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initial_selection_key = get_main_data("开发策略", "") # <--- 从共享数据获取初始高亮项
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if not initial_selection_key.is_empty():
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print("Strategy (_update_strategy_list): 从 get_main_data(\"开发策略\") 获取到初始选择 Key: '%s'" % initial_selection_key)
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else:
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print("Strategy (_update_strategy_list): 未从 get_main_data(\"开发策略\") 获取到初始选择 Key，或 Key 为空。")
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# 1. 从 GameState 获取最新的 task_development 数据
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if not GameState:
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printerr("Strategy: GameState not available during _update_strategy_list.")
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for button in option_buttons: button.visible = false
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explanation_label.text = "错误：无法访问游戏状态。"
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return
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var task_dev_data: Dictionary = GameState.get_value("task_development", {})
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if task_dev_data.is_empty():
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printerr("Strategy: Failed to get 'task_development' data from GameState.")
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for button in option_buttons: button.visible = false
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explanation_label.text = "错误：无法获取开发数据。"
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return
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# 提取策略子字典
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current_strategy_data = task_dev_data.get("strategies", {})
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if current_strategy_data.is_empty():
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printerr("Strategy: 'strategies' data not found or empty in task_development.")
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for button in option_buttons: button.visible = false
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explanation_label.text = "没有可用的开发策略。"
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return
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# 2. 筛选出已启用的策略
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var enabled_strategies = []
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for strategy_name in current_strategy_data: # 遍历字典的键 (策略中文名)
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var details: Dictionary = current_strategy_data[strategy_name]
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# 确保 details 是字典并且 'enabled' 键存在且为 true
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if typeof(details) == TYPE_DICTIONARY and details.get("enabled", false) == true:
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enabled_strategies.append({"name": strategy_name, "details": details})
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# 如果需要固定顺序，可以排序
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# enabled_strategies.sort_custom(func(a, b): return a["name"] < b["name"])
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# 3. 填充按钮
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var strategy_index: int = 0
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var first_enabled_button: Button = null # 用于没有初始选择时的默认高亮
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# --- 确保每次更新时正确设置按钮状态和信号连接 ---
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for button in option_buttons:
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button.visible = false
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button.disabled = true
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if button.is_connected("pressed", _on_option_button_pressed):
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button.disconnect("pressed", _on_option_button_pressed)
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if button.has_meta("strategy_name"):
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button.remove_meta("strategy_name")
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while strategy_index < enabled_strategies.size() and strategy_index < option_buttons.size():
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var button: Button = option_buttons[strategy_index]
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var strategy_data: Dictionary = enabled_strategies[strategy_index]
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var strategy_name: String = strategy_data["name"]
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var strategy_details: Dictionary = strategy_data["details"]
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var title_label: Label = button.find_child("Title", true, false) as Label
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var cost_label: Label = button.find_child("Cost", true, false) as Label
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if title_label and cost_label:
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title_label.text = strategy_name
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var cost_value = strategy_details.get("Cost", null)
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if typeof(cost_value) == TYPE_FLOAT or typeof(cost_value) == TYPE_INT:
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var percentage: int = int(cost_value * 100)
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cost_label.text = "+%d%%" % percentage
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else:
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cost_label.text = "N/A"
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button.set_meta("strategy_name", strategy_name)
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button.visible = true
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button.disabled = false
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button.pressed.connect(_on_option_button_pressed.bind(button))
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if first_enabled_button == null:
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first_enabled_button = button
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else:
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printerr("Strategy: 在按钮 '%s' 下未找到 Title 或 Cost 标签。" % button.name)
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strategy_index += 1
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# 4. 设置初始逻辑选中状态和焦点
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# (此部分逻辑不变，但现在 initial_selection_key 是从 get_main_data 获取的)
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# print("--- Updating Strategy List (Post GameState Load) ---") # Debugging
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# print("Initial selection key (potentially from get_main_data): '", initial_selection_key, "'") # Debugging
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var initial_highlight_button: Button = null
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if not initial_selection_key.is_empty():
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# print("Searching for matching button for key: '", initial_selection_key, "'") # Debugging
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for button in option_buttons:
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if button.visible and not button.disabled:
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var meta_name = button.get_meta("strategy_name", "")
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# print(" Checking button: '", button.name, "' with meta: '", meta_name, "'") # Debugging
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if meta_name == initial_selection_key:
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# print(" Match found!: ", button.name) # Debugging
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initial_highlight_button = button
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break
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if initial_highlight_button == null:
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# print("No match found for initial key or key was empty. Trying first enabled button.") # Debugging
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initial_highlight_button = first_enabled_button
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if initial_highlight_button:
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# print("Button to initially highlight: ", initial_highlight_button.name) # Debugging
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_set_initial_highlight(initial_highlight_button)
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else:
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# print("No button available to highlight.") # Debugging
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explanation_label.text = "没有可用的开发策略。"
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# print("--- Finished Updating Strategy List (Post GameState Load) ---") # Debugging
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# --- 交互处理 ---
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# 处理选项按钮点击事件的函数
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func _on_option_button_pressed(button_node: Button) -> void:
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# 从按钮元数据获取对应的策略名称
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var strategy_name: String = button_node.get_meta("strategy_name", "")
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if strategy_name.is_empty():
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printerr("Strategy: 无法从按钮 %s 获取 strategy_name 元数据。" % button_node.name)
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return
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# 检查点击的按钮是否就是当前已逻辑高亮的按钮
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if button_node == highlighted_button:
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# --- 第二次点击 (确认选择) ---
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print("Strategy: Confirmed selection - ", strategy_name)
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set_main_data("开发策略", strategy_name)
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go_next()
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else:
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# --- 第一次点击 或 点击了不同的按钮 (更新逻辑选择和说明) ---
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print("Strategy: Logically selected - ", strategy_name)
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# 更新当前逻辑高亮的按钮引用
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highlighted_button = button_node
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# 更新底部的说明文本
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# 确保 current_strategy_data 是最新的 (理论上 _update_strategy_list 刚更新过)
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if current_strategy_data.has(strategy_name):
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var details: Dictionary = current_strategy_data[strategy_name]
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explanation_label.text = details.get("Explaination", "暂无说明。") # 使用 .get 提供默认值
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else:
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# 如果因为某些原因数据不同步，显示错误
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explanation_label.text = "错误：找不到策略详情。"
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printerr("Strategy: Could not find details for strategy '", strategy_name, "' in current_strategy_data.")
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# 注意：此时按钮的视觉焦点可能还未改变，依赖于 Button 主题的 focus 样式
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# _set_initial_highlight 内部会处理 grab_focus
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# --- 辅助函数 ---
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# (辅助函数) 重置界面逻辑高亮状态
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func _reset_highlight_state() -> void:
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highlighted_button = null # 清除逻辑高亮引用
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explanation_label.text = "" # 清空说明文本
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# (辅助函数) 设置初始逻辑选中按钮并赋予焦点
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func _set_initial_highlight(button_to_highlight: Button) -> void:
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print("--- Setting Initial Highlight ---")
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if not is_instance_valid(button_to_highlight):
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printerr("Strategy: Invalid button passed to _set_initial_highlight.")
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return
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print("Button received: ", button_to_highlight.name)
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# 设置逻辑高亮引用
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highlighted_button = button_to_highlight
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print("highlighted_button variable set to: ", highlighted_button.name)
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# 更新说明文本
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var strategy_name = highlighted_button.get_meta("strategy_name", "")
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if not strategy_name.is_empty() and current_strategy_data.has(strategy_name):
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var details: Dictionary = current_strategy_data[strategy_name]
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explanation_label.text = details.get("Explaination", "暂无说明。")
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elif not strategy_name.is_empty():
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explanation_label.text = "错误：找不到策略详情。"
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printerr("Strategy: Could not find details for highlighted strategy '", strategy_name, "'")
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else:
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explanation_label.text = "错误：无法获取策略名称。" # 如果连元数据都没有
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# 尝试让按钮获得实际输入焦点 (使用 call_deferred 确保在安全的时机执行)
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# 这会让按钮应用其主题中的 "focus" 样式
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if highlighted_button.is_inside_tree() and highlighted_button.visible and not highlighted_button.disabled:
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print("Attempting call_deferred('grab_focus') for: ", highlighted_button.name)
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highlighted_button.call_deferred("grab_focus")
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else:
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print("Button '%s' not valid, not in tree, hidden, or disabled. Cannot grab focus." % highlighted_button.name)
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print("--- Finished Setting Initial Highlight ---")
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