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feat: implement database backup and restore functionality with JSON support
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Co-authored-by: Copilot <copilot@github.com>
This commit is contained in:
Marco 2026-04-24 11:13:32 +02:00
commit e8bbae0496
8 changed files with 657 additions and 0 deletions
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44
Services/Storage/CouchbaseLiteDatabaseProvider.cs
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@ -7,10 +7,15 @@ namespace WorkTracker.Services.Storage;
public sealed class CouchbaseLiteDatabaseProvider : IDisposable
{
private const string AppSettingsCollectionName = "app_settings";
private const string SystemCollectionName = "system";
private const string UsersCollectionName = "users";
private const string WorkDaysCollectionName = "workdays";
private const string SchemaVersionDocumentId = "database_schema";
public const int CurrentDatabaseSchemaVersion = 1;
private readonly Database database;
private readonly IReadOnlyDictionary<string, Collection> backupCollections;
public CouchbaseLiteDatabaseProvider(IOptions<CouchbaseLiteOptions> options, IHostEnvironment environment)
{
@ -25,17 +30,39 @@ public sealed class CouchbaseLiteDatabaseProvider : IDisposable
Directory = databaseDirectory
});
System = database.GetCollection(SystemCollectionName) ?? database.CreateCollection(SystemCollectionName);
AppSettings = database.GetCollection(AppSettingsCollectionName) ?? database.CreateCollection(AppSettingsCollectionName);
Users = database.GetCollection(UsersCollectionName) ?? database.CreateCollection(UsersCollectionName);
WorkDays = database.GetCollection(WorkDaysCollectionName) ?? database.CreateCollection(WorkDaysCollectionName);
backupCollections = new Dictionary<string, Collection>(StringComparer.Ordinal)
{
[AppSettingsCollectionName] = AppSettings,
[UsersCollectionName] = Users,
[WorkDaysCollectionName] = WorkDays
};
DatabaseSchemaVersion = EnsureDatabaseSchemaVersion();
}
public Collection System { get; }
public Collection AppSettings { get; }
public Collection Users { get; }
public Collection WorkDays { get; }
public int DatabaseSchemaVersion { get; }
public IReadOnlyDictionary<string, Collection> BackupCollections => backupCollections;
public void ExecuteInBatch(Action action)
{
ArgumentNullException.ThrowIfNull(action);
database.InBatch(action);
}
public void Dispose()
{
database.Close();
@ -53,4 +80,21 @@ public sealed class CouchbaseLiteDatabaseProvider : IDisposable
? configuredDirectory
: Path.GetFullPath(Path.Combine(contentRootPath, configuredDirectory));
}
private int EnsureDatabaseSchemaVersion()
{
var document = System.GetDocument(SchemaVersionDocumentId);
if (document is not null && document.Contains("schemaVersion"))
{
return document.GetInt("schemaVersion");
}
var now = DateTimeOffset.UtcNow;
var mutableDocument = new MutableDocument(SchemaVersionDocumentId);
mutableDocument.SetInt("schemaVersion", CurrentDatabaseSchemaVersion);
mutableDocument.SetString("createdAtUtc", now.ToString("O"));
mutableDocument.SetString("updatedAtUtc", now.ToString("O"));
System.Save(mutableDocument);
return CurrentDatabaseSchemaVersion;
}
}