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Delay database creation until plugin data is needed

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This commit is contained in:
tian 2026-04-11 22:29:40 +08:00
parent bbd72345c9
commit 7e1931fd37
5 changed files with 103 additions and 81 deletions
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26
src/Core/MainPlugin.cs
View File

@ -574,7 +574,7 @@ namespace NavisworksTransport
{
LogManager.Info($"[文档管理] *** 状态分析: 从无到有（可能是打开文档）***");
// 文档加载完成，初始化PathDatabase
// 文档加载完成，仅连接已存在的数据库，不为未使用插件的文档自动创建 .db
if (!string.IsNullOrEmpty(activeDoc?.FileName))
{
try
@ -582,33 +582,15 @@ namespace NavisworksTransport
var pathManager = PathPlanningManager.GetActivePathManager();
if (pathManager != null)
{
pathManager.DatabaseInitialize();
pathManager.DatabaseInitialize(createIfMissing: false);
}
}
catch (Exception ex)
{
// 数据库初始化失败是严重错误，需要明确提示用户
var errorMsg = $"数据库初始化失败：{ex.Message}\n\n";
errorMsg += "可能的原因：\n";
errorMsg += "1. 文件夹权限不足\n";
errorMsg += "2. 磁盘空间不足\n";
errorMsg += "3. 数据库文件被锁定\n";
errorMsg += "4. SQLite 组件损坏\n\n";
errorMsg += "详细信息请查看日志文件。";
LogManager.Error($"[文档管理] 数据库初始化失败: {ex.Message}", ex);
LogManager.Error($"[文档管理] 连接现有数据库失败: {ex.Message}", ex);
LogManager.Error($"[文档管理] 文档路径: {activeDoc.FileName}");
LogManager.Error($"[文档管理] 异常类型: {ex.GetType().Name}");
LogManager.Error($"[文档管理] 堆栈信息: {ex.StackTrace}");
System.Windows.MessageBox.Show(
errorMsg,
"数据库初始化失败",
System.Windows.MessageBoxButton.OK,
System.Windows.MessageBoxImage.Error
);
// 不重新抛出，避免插件崩溃，但批处理等功能将不可用
}
}
}
@ -937,4 +919,4 @@ namespace NavisworksTransport
}
}
}
}

75
src/Core/PathPlanningManager.cs
View File

@ -1,5 +1,6 @@
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
using Autodesk.Navisworks.Api;
@ -31,6 +32,7 @@ namespace NavisworksTransport
// 路径分析相关
private PathDatabase _pathDatabase;
private PathAnalysisService _analysisService;
private string _databaseDocumentPath;
private List<ModelItem> _walkableAreas;
private List<PathRoute> _routes;
private PathRoute _currentRoute;
@ -167,33 +169,61 @@ namespace NavisworksTransport
LogManager.Info($"PathPlanningManager初始化完成，ManagerId: {_managerId}");
// 注意：数据库初始化延迟到文档加载完成后
// 在 MainPlugin.OnModelsCollectionChanged 中会调用 DatabaseInitialize()
// 注意：数据库采用按需初始化。
// 文档加载时只尝试连接已存在的数据库，不再为未使用插件的文档自动创建 .db 文件。
}
/// <summary>
/// 路径分析数据库初始化
/// 此方法应在文档加载完成后调用
/// </summary>
public void DatabaseInitialize()
public void DatabaseInitialize(bool createIfMissing = true)
{
try
{
var documentPath = Application.ActiveDocument?.FileName;
if (!string.IsNullOrEmpty(documentPath))
if (string.IsNullOrEmpty(documentPath))
{
_pathDatabase = new PathDatabase(documentPath);
_analysisService = new PathAnalysisService(_pathDatabase);
LogManager.Info($"路径分析数据库初始化成功，文档路径: {documentPath}");
// 从数据库加载历史路径到内存
LoadHistoricalRoutesFromDatabase();
}
else
{
// 文档路径为空时，静默跳过（这种情况不应该发生，因为调用者应该确保文档已加载）
LogManager.Debug("文档路径为空，跳过数据库初始化");
return;
}
if (_pathDatabase != null &&
string.Equals(_databaseDocumentPath, documentPath, StringComparison.OrdinalIgnoreCase))
{
return;
}
string dbPath = Path.ChangeExtension(documentPath, ".db");
if (!createIfMissing && !File.Exists(dbPath))
{
LogManager.Info($"文档对应数据库不存在，跳过自动连接: {dbPath}");
return;
}
if (_pathDatabase != null)
{
try
{
_pathDatabase.Dispose();
}
catch (Exception disposeEx)
{
LogManager.Warning($"释放旧数据库连接时出现警告: {disposeEx.Message}");
}
_pathDatabase = null;
_analysisService = null;
_databaseDocumentPath = null;
}
_pathDatabase = new PathDatabase(documentPath);
_analysisService = new PathAnalysisService(_pathDatabase);
_databaseDocumentPath = documentPath;
LogManager.Info($"路径分析数据库初始化成功，文档路径: {documentPath}");
// 从数据库加载历史路径到内存
LoadHistoricalRoutesFromDatabase();
}
catch (Exception ex)
{
@ -4464,6 +4494,11 @@ namespace NavisworksTransport
{
DeactivateToolPlugin();
}
_pathDatabase?.Dispose();
_pathDatabase = null;
_analysisService = null;
_databaseDocumentPath = null;
}
catch (Exception ex)
{
@ -5430,7 +5465,17 @@ namespace NavisworksTransport
{
try
{
if (_pathDatabase != null && route != null)
if (route == null)
{
return;
}
if (_pathDatabase == null)
{
DatabaseInitialize(createIfMissing: true);
}
if (_pathDatabase != null)
{
_pathDatabase.SavePathRoute(route);
LogManager.Info($"路径已保存到数据库: {route.Name}");

71
src/UI/WPF/ViewModels/SystemManagementViewModel.cs
View File

@ -1022,7 +1022,7 @@ namespace NavisworksTransport.UI.WPF.ViewModels
}
else
{
DatabaseVersion = "未连接";
DatabaseVersion = "未创建";
PathCount = "--";
DetectionRecordCount = "--";
}
@ -1031,9 +1031,30 @@ namespace NavisworksTransport.UI.WPF.ViewModels
{
LogManager.Error($"刷新数据库状态失败: {ex.Message}");
DatabaseVersion = "错误";
PathCount = "--";
DetectionRecordCount = "--";
}
}
private PathDatabase GetDatabaseForSystemManagement(string operationName)
{
var pathDatabase = PathPlanningManager.Instance?.GetPathDatabase();
if (pathDatabase != null)
{
return pathDatabase;
}
System.Windows.MessageBox.Show(
"当前文档还没有数据库文件。\n\n请先执行会产生持久化数据的操作（例如保存路径），或先恢复一个数据库备份，再使用这个功能。",
operationName,
System.Windows.MessageBoxButton.OK,
System.Windows.MessageBoxImage.Information);
UpdateMainStatus($"{operationName}未执行：当前文档没有数据库");
LogManager.Info($"[{operationName}] 当前文档没有数据库，已阻止操作");
RefreshDatabaseStatus();
return null;
}
/// <summary>
/// 执行数据备份
/// </summary>
@ -1043,16 +1064,8 @@ namespace NavisworksTransport.UI.WPF.ViewModels
{
try
{
var pathDatabase = PathPlanningManager.Instance?.GetPathDatabase();
if (pathDatabase == null)
{
System.Windows.MessageBox.Show(
"未找到数据库连接，请确保已加载模型",
"备份数据",
System.Windows.MessageBoxButton.OK,
System.Windows.MessageBoxImage.Warning);
return;
}
var pathDatabase = GetDatabaseForSystemManagement("备份数据");
if (pathDatabase == null) return;
UpdateMainStatus("正在备份数据库...");
LogManager.Info("开始数据库文件备份");
@ -1101,16 +1114,8 @@ namespace NavisworksTransport.UI.WPF.ViewModels
{
try
{
var pathDatabase = PathPlanningManager.Instance?.GetPathDatabase();
if (pathDatabase == null)
{
System.Windows.MessageBox.Show(
"未找到数据库连接，请确保已加载模型",
"恢复数据",
System.Windows.MessageBoxButton.OK,
System.Windows.MessageBoxImage.Warning);
return;
}
var pathDatabase = GetDatabaseForSystemManagement("恢复数据");
if (pathDatabase == null) return;
// 选择备份文件
var openFileDialog = new Microsoft.Win32.OpenFileDialog
@ -1193,16 +1198,8 @@ namespace NavisworksTransport.UI.WPF.ViewModels
{
try
{
var pathDatabase = PathPlanningManager.Instance?.GetPathDatabase();
if (pathDatabase == null)
{
System.Windows.MessageBox.Show(
"未找到数据库连接",
"修复数据库",
System.Windows.MessageBoxButton.OK,
System.Windows.MessageBoxImage.Warning);
return;
}
var pathDatabase = GetDatabaseForSystemManagement("修复数据库");
if (pathDatabase == null) return;
UpdateMainStatus("正在检查数据库...");
LogManager.Info("开始数据库修复检查");
@ -1249,16 +1246,8 @@ namespace NavisworksTransport.UI.WPF.ViewModels
{
try
{
var pathDatabase = PathPlanningManager.Instance?.GetPathDatabase();
if (pathDatabase == null)
{
System.Windows.MessageBox.Show(
"未找到数据库连接",
"清空数据",
System.Windows.MessageBoxButton.OK,
System.Windows.MessageBoxImage.Warning);
return;
}
var pathDatabase = GetDatabaseForSystemManagement("清空数据");
if (pathDatabase == null) return;
// 双重确认
var result1 = System.Windows.MessageBox.Show(

2
src/UI/WPF/Views/CollisionReportDialog.xaml
View File

@ -17,7 +17,7 @@ NavisworksTransport 碰撞检测报告对话框 - 采用与主界面一致的Nav
xmlns:local="clr-namespace:NavisworksTransport.UI.WPF.Converters"
mc:Ignorable="d"
Title="碰撞检测报告"
Height="1080"
Height="960"
Width="900"
ResizeMode="CanResize"
WindowStartupLocation="CenterOwner"

10
src/UI/WPF/Views/PathEditingView.xaml.cs
View File

@ -86,8 +86,14 @@ namespace NavisworksTransport.UI.WPF.Views
// 确保服务已初始化
if (_timeTagService == null)
{
var doc = Autodesk.Navisworks.Api.Application.ActiveDocument;
var db = new PathDatabase(doc.FileName);
var pathManager = PathPlanningManager.Instance;
pathManager.DatabaseInitialize(createIfMissing: true);
var db = pathManager.GetPathDatabase();
if (db == null)
{
throw new InvalidOperationException("时标服务初始化失败：无法获取数据库实例");
}
_timeTagService = new TimeTagService(db);
LogManager.Info("时标服务已初始化");
}