Traveller/scripts/loader/uiLoader/LevelGraphEditorLoader.cs
2024-06-16 22:44:50 +08:00

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C#
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using System;
using System.Collections.Generic;
using System.IO;
using ColdMint.scripts.levelGraphEditor;
using ColdMint.scripts.nodeBinding;
using ColdMint.scripts.serialization;
using ColdMint.scripts.utils;
using Godot;
using Godot.Collections;
using FileAccess = Godot.FileAccess;
namespace ColdMint.scripts.loader.uiLoader;
/// <summary>
/// <para>Level graph editor</para>
/// <para>关卡图编辑器</para>
/// </summary>
public partial class LevelGraphEditorLoader : UiLoaderTemplate
{
private string? _defaultRoomName;
private readonly LevelGraphEditorBinding _nodeBinding = new();
/// <summary>
/// <para>Index of the room</para>
/// <para>房间的索引</para>
/// </summary>
private int _roomIndex = 1;
/// <summary>
/// <para>Is there a start node?</para>
/// <para>是否有开始节点了?</para>
/// </summary>
private bool _hasStartNode;
private PackedScene? _roomNodeScene;
private readonly List<Node> _selectedNodes = new();
private PackedScene? _mainMenu;
/// <summary>
/// <para>Displays the time to enter the suggestion</para>
/// <para>显示输入建议的时刻</para>
/// </summary>
private DateTime? _displaysTheSuggestedInputTime;
/// <summary>
/// <para>Offset to append when a new node is created.</para>
/// <para>创建新节点时追加的偏移量。</para>
/// </summary>
private Vector2 _positionOffset = new(100, 100);
/// <summary>
/// <para>Is the press event of an active button saved?</para>
/// <para>活动按钮的按下事件是否为保存?</para>
/// </summary>
private bool _saveMode;
public override void InitializeData()
{
base.InitializeData();
_mainMenu = GD.Load<PackedScene>("res://scenes/mainMenu.tscn");
_roomNodeScene = GD.Load<PackedScene>("res://prefab/ui/RoomNode.tscn");
_defaultRoomName = TranslationServerUtils.Translate("ui_default_room_name");
var folder = Config.GetLevelGraphExportDirectory();
if (!Directory.Exists(folder))
{
Directory.CreateDirectory(folder);
}
}
public override void InitializeUi()
{
base.InitializeUi();
_nodeBinding.Binding(this);
if (_nodeBinding.OpenExportFolderButton != null)
{
//If open directories are supported, a button is displayed.
//若支持打开目录,那么显示按钮。
_nodeBinding.OpenExportFolderButton.Visible = ExplorerUtils.SupportOpenDirectory();
}
if (_nodeBinding.RoomTemplateTipsLabel != null)
{
_nodeBinding.RoomTemplateTipsLabel.Text = string.Empty;
}
}
/// <summary>
/// <para>Creating room node</para>
/// <para>创建房间节点</para>
/// </summary>
/// <param name="roomNodeData"></param>
/// <returns></returns>
private RoomNode? CreateRoomNode(RoomNodeData roomNodeData)
{
if (_roomNodeScene == null || _nodeBinding.GraphEdit == null)
{
return null;
}
var node = NodeUtils.InstantiatePackedScene<Node>(_roomNodeScene);
if (node == null)
{
return null;
}
_nodeBinding.GraphEdit?.AddChild(node);
if (node is not RoomNode roomNode)
{
return null;
}
roomNode.RoomNodeData = roomNodeData;
roomNode.PositionOffset = _positionOffset * _roomIndex;
_roomIndex++;
return roomNode;
}
/// <summary>
/// <para>Displays input suggestions for room templates</para>
/// <para>显示房间模板的输入建议</para>
/// </summary>
private void DisplayInputPrompt()
{
if (_nodeBinding.RoomTemplateTipsLabel == null || _nodeBinding.RoomTemplateCollectionTextEdit == null)
{
return;
}
var text = _nodeBinding.RoomTemplateCollectionTextEdit.Text;
if (string.IsNullOrEmpty(text))
{
_nodeBinding.RoomTemplateTipsLabel.Text = string.Empty;
return;
}
var lastLine = StrUtils.GetLastLine(text);
if (string.IsNullOrEmpty(lastLine))
{
_nodeBinding.RoomTemplateTipsLabel.Text = string.Empty;
return;
}
//Parse the last line
//解析最后一行
if (lastLine.Length > 0)
{
if (!lastLine.StartsWith("res://"))
{
var lineError = TranslationServer.Translate("ui_line_errors_must_start_with_res");
if (lineError == null)
{
return;
}
_nodeBinding.RoomTemplateTipsLabel.Text = string.Format(lineError, lastLine);
return;
}
var fileExists = FileAccess.FileExists(lastLine);
var dirExists = DirAccess.DirExistsAbsolute(lastLine);
if (!fileExists && !dirExists)
{
var lineError = TranslationServerUtils.Translate("ui_error_specifying_room_template_line");
if (lineError == null)
{
return;
}
_nodeBinding.RoomTemplateTipsLabel.Text = string.Format(lineError, lastLine);
return;
}
_nodeBinding.RoomTemplateTipsLabel.Text = string.Empty;
}
}
public override void _Process(double delta)
{
base._Process(delta);
if (_displaysTheSuggestedInputTime != null && DateTime.Now > _displaysTheSuggestedInputTime)
{
//Performs the actual input field text change event.
//执行实际的输入框文本改变事件。
DisplayInputPrompt();
_displaysTheSuggestedInputTime = null;
}
}
public override void LoadUiActions()
{
base.LoadUiActions();
if (_nodeBinding.RoomTemplateCollectionTextEdit != null)
{
_nodeBinding.RoomTemplateCollectionTextEdit.TextChanged += () =>
{
//Add anti-shake treatment.
//添加防抖处理。
//Higher frequency events are executed last time.
//频率较高的事件中,执行最后一次。
_displaysTheSuggestedInputTime =
DateTime.Now.Add(TimeSpan.FromMilliseconds(Config.TextChangesBuffetingDuration));
};
}
if (_nodeBinding.GraphEdit != null)
{
_nodeBinding.GraphEdit.NodeSelected += node => { _selectedNodes.Add(node); };
_nodeBinding.GraphEdit.NodeDeselected += node => { _selectedNodes.Remove(node); };
_nodeBinding.GraphEdit.ConnectionRequest += (fromNode, fromPort, toNode, toPort) =>
{
_nodeBinding.GraphEdit.ConnectNode(fromNode, (int)fromPort, toNode, (int)toPort);
};
_nodeBinding.GraphEdit.DisconnectionRequest += (fromNode, fromPort, toNode, toPort) =>
{
_nodeBinding.GraphEdit.DisconnectNode(fromNode, (int)fromPort, toNode, (int)toPort);
};
}
if (_nodeBinding.OpenExportFolderButton != null)
{
_nodeBinding.OpenExportFolderButton.Pressed += () =>
{
ExplorerUtils.OpenFolder(Config.GetLevelGraphExportDirectory());
};
}
if (_nodeBinding.DeleteSelectedNodeButton != null)
{
_nodeBinding.DeleteSelectedNodeButton.Pressed += () =>
{
if (_nodeBinding.GraphEdit == null)
{
return;
}
if (_selectedNodes.Count == 0)
{
return;
}
var nodes = _selectedNodes.ToArray();
_roomIndex -= _selectedNodes.Count;
foreach (var node in nodes)
{
if (node is not RoomNode roomNode)
{
continue;
}
if (roomNode.RoomNodeData != null && roomNode.RoomNodeData.HasTag(Config.RoomDataTag.StartingRoom))
{
//The node with the start room label was deleted.
//删除了带有起始房间标签的节点。
_hasStartNode = false;
}
_nodeBinding.GraphEdit.RemoveChild(node);
roomNode.QueueFree();
_selectedNodes.Remove(node);
}
};
}
if (_nodeBinding.ShowCreateRoomPanelButton != null)
{
_nodeBinding.ShowCreateRoomPanelButton.Pressed += () =>
{
if (_nodeBinding.GraphEdit != null)
{
_nodeBinding.GraphEdit.Hide();
}
if (_nodeBinding.CreateOrEditorPanel != null)
{
_nodeBinding.CreateOrEditorPanel.Show();
}
if (_nodeBinding.RoomNameLineEdit != null && _defaultRoomName != null)
{
_nodeBinding.RoomNameLineEdit.Text = string.Format(_defaultRoomName, _roomIndex);
}
if (_nodeBinding.RoomDescriptionLineEdit != null)
{
_nodeBinding.RoomDescriptionLineEdit.Text = string.Empty;
}
if (_nodeBinding.TagLineEdit != null)
{
if (_hasStartNode)
{
_nodeBinding.TagLineEdit.Text = string.Empty;
}
else
{
_nodeBinding.TagLineEdit.Text = Config.RoomDataTag.StartingRoom;
}
}
if (_nodeBinding.HBoxContainer != null)
{
_nodeBinding.HBoxContainer.Hide();
}
};
}
if (_nodeBinding.ExitButton != null)
{
_nodeBinding.ExitButton.Pressed += () =>
{
if (_mainMenu == null)
{
return;
}
GetTree().ChangeSceneToPacked(_mainMenu);
};
}
if (_nodeBinding.HideCreateRoomPanelButton != null)
{
_nodeBinding.HideCreateRoomPanelButton.Pressed += HideCreateRoomPanel;
}
if (_nodeBinding.CreateRoomButton != null)
{
_nodeBinding.CreateRoomButton.Pressed += () =>
{
if (_nodeBinding.RoomNameLineEdit == null || _nodeBinding.RoomDescriptionLineEdit == null ||
_nodeBinding.RoomTemplateCollectionTextEdit == null || _nodeBinding.TagLineEdit == null)
{
return;
}
var roomTemplateData = _nodeBinding.RoomTemplateCollectionTextEdit.Text;
if (string.IsNullOrEmpty(roomTemplateData))
{
return;
}
var roomTemplateArray = roomTemplateData.Split('\n');
if (roomTemplateArray.Length == 0)
{
return;
}
string[]? tagArray = null;
var tagData = _nodeBinding.TagLineEdit.Text;
if (!string.IsNullOrEmpty(tagData))
{
tagArray = tagData.Split(',');
}
var roomNodeData = new RoomNodeData
{
Id = GuidUtils.GetGuid(),
Title = _nodeBinding.RoomNameLineEdit.Text,
Description = _nodeBinding.RoomDescriptionLineEdit.Text,
RoomTemplateSet = roomTemplateArray,
Tags = tagArray,
RoomInjectionProcessorData = _nodeBinding.RoomInjectionProcessorDataTextEdit?.Text
};
if (!_hasStartNode && roomNodeData.HasTag(Config.RoomDataTag.StartingRoom))
{
_hasStartNode = true;
}
var roomNode = CreateRoomNode(roomNodeData);
if (roomNode != null)
{
HideCreateRoomPanel();
}
};
}
if (_nodeBinding.CancelButton != null)
{
_nodeBinding.CancelButton.Pressed += () =>
{
if (_nodeBinding.SaveOrLoadPanel != null)
{
_nodeBinding.SaveOrLoadPanel.Hide();
}
};
}
if (_nodeBinding.ActionButton != null)
{
_nodeBinding.ActionButton.Pressed += () =>
{
if (_nodeBinding.SaveOrLoadPanel != null)
{
_nodeBinding.SaveOrLoadPanel.Hide();
}
};
}
if (_nodeBinding.ShowLoadPanelButton != null)
{
_nodeBinding.ShowLoadPanelButton.Pressed += () =>
{
if (_nodeBinding.SaveOrLoadPanel != null)
{
_nodeBinding.SaveOrLoadPanel.Show();
}
if (_nodeBinding.ActionButton != null)
{
_nodeBinding.ActionButton.Text = TranslationServerUtils.Translate("ui_load");
}
if (_nodeBinding.FileNameLineEdit != null)
{
_nodeBinding.FileNameLineEdit.Text = string.Empty;
}
if (_nodeBinding.SaveOrLoadPanelTitleLabel != null)
{
_nodeBinding.SaveOrLoadPanelTitleLabel.Text = TranslationServerUtils.Translate("ui_load");
}
_saveMode = false;
};
}
if (_nodeBinding.ShowSavePanelButton != null)
{
_nodeBinding.ShowSavePanelButton.Pressed += () =>
{
if (_nodeBinding.SaveOrLoadPanel != null)
{
_nodeBinding.SaveOrLoadPanel.Show();
}
if (_nodeBinding.ActionButton != null)
{
_nodeBinding.ActionButton.Text = TranslationServerUtils.Translate("ui_save");
}
if (_nodeBinding.FileNameLineEdit != null)
{
_nodeBinding.FileNameLineEdit.Text = string.Empty;
}
if (_nodeBinding.SaveOrLoadPanelTitleLabel != null)
{
_nodeBinding.SaveOrLoadPanelTitleLabel.Text = TranslationServerUtils.Translate("ui_save");
}
_saveMode = true;
};
}
if (_nodeBinding.ActionButton != null)
{
_nodeBinding.ActionButton.Pressed += () =>
{
if (_nodeBinding.FileNameLineEdit == null)
{
return;
}
var fileName = _nodeBinding.FileNameLineEdit.Text;
if (string.IsNullOrEmpty(fileName))
{
return;
}
if (_saveMode)
{
SaveFile(fileName);
}
else
{
LoadFile(fileName);
}
};
}
}
/// <summary>
/// <para>save file</para>
/// <para>保存文件</para>
/// </summary>
/// <param name="fileName">
///<para>filename</para>
///<para>文件名</para>
/// </param>
private async void SaveFile(string fileName)
{
if (_nodeBinding.GraphEdit == null)
{
return;
}
var levelGraphEditorSaveData = new LevelGraphEditorSaveData();
//Serialize room node information
//序列化房间节点信息
var length = _nodeBinding.GraphEdit.GetChildCount();
if (length <= 0)
{
//no room
//没有房间
return;
}
var roomNodeDataList = new List<RoomNodeData>();
levelGraphEditorSaveData.RoomNodeDataList = roomNodeDataList;
for (var i = 0; i < length; i++)
{
var node = _nodeBinding.GraphEdit.GetChild(i);
if (node is not RoomNode roomNode) continue;
var data = roomNode.RoomNodeData;
if (data == null)
{
continue;
}
roomNodeDataList.Add(data);
}
//Serialized connection information
//序列化连接信息
Array<Dictionary> connectionList = _nodeBinding.GraphEdit.GetConnectionList();
var connectionDataList = new List<ConnectionData>();
levelGraphEditorSaveData.ConnectionDataList = connectionDataList;
if (connectionList.Count > 0)
{
foreach (var dictionary in connectionList)
{
if (dictionary == null)
{
continue;
}
var keys = dictionary.Keys;
if (keys.Count == 0)
{
continue;
}
var connectionData = new ConnectionData();
foreach (var variant in keys)
{
var typeStr = variant.ToString();
switch (typeStr)
{
case "from_node":
var fromRoomNodeData = GetRoomNodeData(dictionary[variant].AsString());
if (fromRoomNodeData == null)
{
continue;
}
connectionData.FromId = fromRoomNodeData.Id;
break;
case "from_port":
connectionData.FromPort = dictionary[variant].AsInt32();
break;
case "to_node":
var toRoomNodeData = GetRoomNodeData(dictionary[variant].AsString());
if (toRoomNodeData == null)
{
continue;
}
connectionData.ToId = toRoomNodeData.Id;
break;
case "to_port":
connectionData.ToPort = dictionary[variant].AsInt32();
break;
}
}
connectionDataList.Add(connectionData);
}
}
var filePath = Path.Join(Config.GetLevelGraphExportDirectory(), FileNameToActualName(fileName));
await File.WriteAllTextAsync(filePath, YamlSerialization.Serialize(levelGraphEditorSaveData));
}
/// <summary>
/// <para>Filename to real name</para>
/// <para>文件名到真实名称</para>
/// </summary>
/// <param name="fileName">
///<para>If the filename does not have a file format, add the file format.</para>
///<para>若文件名没有文件格式,那么加上文件格式。</para>
/// </param>
/// <returns></returns>
private string FileNameToActualName(string fileName)
{
string actualName;
if (fileName.EndsWith(".yaml"))
{
actualName = fileName;
}
else
{
actualName = fileName + ".yaml";
}
return actualName;
}
private async void LoadFile(string fileName)
{
if (_nodeBinding.GraphEdit == null)
{
return;
}
var filePath = Path.Join(Config.GetLevelGraphExportDirectory(), FileNameToActualName(fileName));
if (!File.Exists(filePath))
{
//file does not exist
//文件不存在。
return;
}
var levelGraphEditorSaveData =
await YamlSerialization.ReadYamlFileToObj<LevelGraphEditorSaveData>(filePath);
if (levelGraphEditorSaveData == null)
{
//Deserialization failed.
//反序列化失败。
return;
}
//Do not call DeleteAllChildAsync; this will raise "ERROR: Caller thread can't call this function in this node."
//不要调用DeleteAllChildAsync方法这会引发“ERROR: Caller thread can't call this function in this node”。
NodeUtils.DeleteAllChild(_nodeBinding.GraphEdit);
_roomIndex = 1;
_hasStartNode = false;
var roomNodeDataList = levelGraphEditorSaveData.RoomNodeDataList;
if (roomNodeDataList != null)
{
foreach (var roomNodeData in roomNodeDataList)
{
if (string.IsNullOrEmpty(roomNodeData.Id))
{
continue;
}
if (!_hasStartNode && roomNodeData.HasTag(Config.RoomDataTag.StartingRoom))
{
_hasStartNode = true;
}
//Instantiate the room node.
//实例化房间节点。
var roomNode = CreateRoomNode(roomNodeData);
if (roomNode != null)
{
roomNode.Name = roomNodeData.Id;
}
}
}
var connectionDataList = levelGraphEditorSaveData.ConnectionDataList;
if (connectionDataList != null)
{
foreach (var connectionData in connectionDataList)
{
if (string.IsNullOrEmpty(connectionData.FromId))
{
continue;
}
if (string.IsNullOrEmpty(connectionData.ToId))
{
continue;
}
//Connecting rooms
//连接房间
_nodeBinding.GraphEdit?.ConnectNode(connectionData.FromId, connectionData.FromPort, connectionData.ToId,
connectionData.ToPort);
}
}
}
/// <summary>
/// <para>Get node data by name</para>
/// <para>根据名称获取节点数据</para>
/// </summary>
/// <param name="name">
///<para>name</para>
///<para>名称</para>
/// </param>
/// <returns></returns>
private RoomNodeData? GetRoomNodeData(string name)
{
if (_nodeBinding.GraphEdit == null)
{
return null;
}
var roomNode = _nodeBinding.GraphEdit.GetNodeOrNull<RoomNode>(name);
if (roomNode == null)
{
return null;
}
return roomNode.RoomNodeData;
}
/// <summary>
/// <para>Hide the Create Room panel</para>
/// <para>隐藏创建房间面板</para>
/// </summary>
private void HideCreateRoomPanel()
{
if (_nodeBinding.GraphEdit != null)
{
_nodeBinding.GraphEdit.Show();
}
if (_nodeBinding.CreateOrEditorPanel != null)
{
_nodeBinding.CreateOrEditorPanel.Hide();
}
if (_nodeBinding.HBoxContainer != null)
{
_nodeBinding.HBoxContainer.Show();
}
}
}