Files
duplicati/proprietary/GoogleWorkspace/RestoreProvider/RestoreProvider.Tasks.cs
T

262 lines
10 KiB
C#

// Copyright (c) 2026 Duplicati Inc. All rights reserved.
using System.Text.Json;
using Duplicati.Library.Common.IO;
using Duplicati.Library.Logging;
using Duplicati.Proprietary.GoogleWorkspace.SourceItems;
using Google.Apis.Tasks.v1.Data;
namespace Duplicati.Proprietary.GoogleWorkspace;
partial class RestoreProvider
{
private TaskRestoreHelper? _taskRestoreHelper = null;
internal TaskRestoreHelper TaskRestore => _taskRestoreHelper ??= new TaskRestoreHelper(this);
internal class TaskRestoreHelper(RestoreProvider Provider)
{
private string? _targetUserId = null;
private bool _hasLoadedTargetInfo = false;
public async Task<string?> GetUserIdAndTaskListTarget(CancellationToken cancel)
{
if (_hasLoadedTargetInfo)
return _targetUserId;
var target = Provider.RestoreTarget;
if (target == null)
throw new InvalidOperationException("Restore target is not set");
if (target.Type == SourceItemType.User)
{
_targetUserId = target.Metadata.GetValueOrDefault("gsuite:Id");
}
else if (target.Type == SourceItemType.UserTasks)
{
_targetUserId = target.Path.TrimStart(Path.DirectorySeparatorChar).Split(Path.DirectorySeparatorChar).Skip(1).FirstOrDefault();
}
else if (target.Type == SourceItemType.TaskList)
{
_targetUserId = target.Metadata.GetValueOrDefault("gsuite:UserId");
}
else
{
Log.WriteWarningMessage(LOGTAG, "RestoreTasksInvalidTargetType", null, $"Restore target type {target.Type} is not valid for restoring tasks.");
}
_hasLoadedTargetInfo = true;
if (string.IsNullOrWhiteSpace(_targetUserId))
{
Log.WriteWarningMessage(LOGTAG, "RestoreTasksMissingUserId", null, $"Missing target userId for restoring tasks.");
return null;
}
return _targetUserId;
}
public async Task<string?> CreateTaskList(string userId, TaskList taskList, CancellationToken cancel)
{
var tasksService = Provider._apiHelper.GetTasksService(userId);
// Check for duplicates by title
if (!Provider._ignoreExisting)
{
var existingLists = await tasksService.Tasklists.List().ExecuteAsync(cancel);
var duplicate = existingLists.Items?.FirstOrDefault(l =>
l.Title?.Equals(taskList.Title, StringComparison.OrdinalIgnoreCase) == true);
if (duplicate != null)
{
Log.WriteInformationMessage(LOGTAG, "CreateTaskListSkipDuplicate", $"Task list {taskList.Title} already exists, skipping.");
return duplicate.Id;
}
}
// Clean up properties
taskList.Id = null;
taskList.ETag = null;
taskList.SelfLink = null;
taskList.Updated = null;
var createdList = await tasksService.Tasklists.Insert(taskList).ExecuteAsync(cancel);
return createdList.Id;
}
public async Task<string?> CreateTask(string userId, string taskListId, Google.Apis.Tasks.v1.Data.Task task, CancellationToken cancel)
{
var tasksService = Provider._apiHelper.GetTasksService(userId);
// Check for duplicates by title if available
if (!Provider._ignoreExisting && !string.IsNullOrWhiteSpace(task.Title))
{
var existingTasks = await tasksService.Tasks.List(taskListId).ExecuteAsync(cancel);
var duplicate = existingTasks.Items?.FirstOrDefault(t =>
t.Title?.Equals(task.Title, StringComparison.OrdinalIgnoreCase) == true);
if (duplicate != null)
{
Log.WriteInformationMessage(LOGTAG, "CreateTaskSkipDuplicate", $"Task {task.Title} already exists in list, skipping.");
return duplicate.Id;
}
}
// Clean up properties
task.Id = null;
task.ETag = null;
task.SelfLink = null;
task.Parent = null;
task.Position = null;
var createdTask = await tasksService.Tasks.Insert(task, taskListId).ExecuteAsync(cancel);
return createdTask.Id;
}
public async Task<string> GetOrCreateRestoredTaskList(string userId, CancellationToken cancel)
{
const string RESTORED_TASKLIST_NAME = "Restored";
var tasksService = Provider._apiHelper.GetTasksService(userId);
// Check if task list already exists
var existingLists = await tasksService.Tasklists.List().ExecuteAsync(cancel);
var existingList = existingLists.Items?.FirstOrDefault(l =>
l.Title?.Equals(RESTORED_TASKLIST_NAME, StringComparison.OrdinalIgnoreCase) == true);
if (existingList != null)
return existingList.Id;
// Create new task list
var newTaskList = new TaskList
{
Title = RESTORED_TASKLIST_NAME
};
var createdList = await tasksService.Tasklists.Insert(newTaskList).ExecuteAsync(cancel);
return createdList.Id;
}
}
private async System.Threading.Tasks.Task RestoreTaskLists(CancellationToken cancel)
{
if (RestoreTarget == null)
throw new InvalidOperationException("Restore target entry is not set");
var taskLists = GetMetadataByType(SourceItemType.TaskList);
if (taskLists.Count == 0)
return;
var userId = await TaskRestore.GetUserIdAndTaskListTarget(cancel);
if (string.IsNullOrWhiteSpace(userId))
return;
foreach (var taskList in taskLists)
{
if (cancel.IsCancellationRequested)
break;
try
{
var originalPath = taskList.Key;
var metadata = taskList.Value;
// Create TaskList from metadata
var taskListData = new TaskList
{
Title = metadata.GetValueOrDefault("gsuite:Name") ?? "Unnamed Task List"
};
var newListId = await TaskRestore.CreateTaskList(userId, taskListData, cancel);
if (newListId != null)
{
_restoredTaskListMap[originalPath] = newListId;
}
_metadata.TryRemove(originalPath, out _);
}
catch (Exception ex)
{
Log.WriteErrorMessage(LOGTAG, "RestoreTaskListsFailed", ex, $"Failed to restore task list {taskList.Key}");
}
}
}
private async System.Threading.Tasks.Task RestoreTasks(CancellationToken cancel)
{
if (RestoreTarget == null)
throw new InvalidOperationException("Restore target entry is not set");
var tasks = GetMetadataByType(SourceItemType.Task);
if (tasks.Count == 0)
return;
var userId = await TaskRestore.GetUserIdAndTaskListTarget(cancel);
if (string.IsNullOrWhiteSpace(userId))
return;
// Get or create the "Restored" task list for orphaned tasks
string? restoredTaskListId = null;
foreach (var task in tasks)
{
if (cancel.IsCancellationRequested)
break;
try
{
var originalPath = task.Key;
var contentEntry = _temporaryFiles.GetValueOrDefault(originalPath);
if (contentEntry == null)
{
Log.WriteWarningMessage(LOGTAG, "RestoreTasksMissingContent", null, $"Missing content for task {originalPath}, skipping.");
continue;
}
// Find parent task list - tasks are stored under their tasklist's path
var parentPath = Util.AppendDirSeparator(Path.GetDirectoryName(originalPath.TrimEnd(Path.DirectorySeparatorChar)) ?? "");
// Try to find the parent task list in our restored map
string? listId = null;
if (!string.IsNullOrEmpty(parentPath) && _restoredTaskListMap.TryGetValue(parentPath, out var mappedListId))
{
listId = mappedListId;
}
// If no parent list found, use/create the "Restored" task list
if (listId == null)
{
if (restoredTaskListId == null)
{
restoredTaskListId = await TaskRestore.GetOrCreateRestoredTaskList(userId, cancel);
}
listId = restoredTaskListId;
Log.WriteInformationMessage(LOGTAG, "RestoreTasksToRestoredList", $"Task {originalPath} has no parent list, adding to 'Restored' task list.");
}
Google.Apis.Tasks.v1.Data.Task? taskData;
using (var contentStream = SystemIO.IO_OS.FileOpenRead(contentEntry))
{
taskData = await JsonSerializer.DeserializeAsync<Google.Apis.Tasks.v1.Data.Task>(contentStream, GoogleApiJsonDeserializer.Options, cancellationToken: cancel);
}
if (taskData == null)
{
Log.WriteWarningMessage(LOGTAG, "RestoreTasksInvalidContent", null, $"Invalid content for task {originalPath}, skipping.");
continue;
}
await TaskRestore.CreateTask(userId, listId, taskData, cancel);
_metadata.TryRemove(originalPath, out _);
_temporaryFiles.TryRemove(originalPath, out var contentFile);
contentFile?.Dispose();
}
catch (Exception ex)
{
Log.WriteErrorMessage(LOGTAG, "RestoreTasksFailed", ex, $"Failed to restore task {task.Key}");
}
}
}
}