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added file_db migration script to remove deviceFolder not null constrain

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Abhinav-grd 2021-01-23 18:13:30 +05:30
parent 4dfbdeb9bf
commit 8626303b5b
1 changed files with 28 additions and 9 deletions
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37
lib/db/files_db.dart
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@ -7,14 +7,15 @@ import 'package:photos/models/file.dart';
import 'package:path/path.dart';
import 'package:sqflite/sqflite.dart';
import 'package:path_provider/path_provider.dart';
import 'package:sqflite_migration/sqflite_migration.dart';
class FilesDB {
static final _databaseName = "ente.files.db";
static final _databaseVersion = 1;
static final Logger _logger = Logger("FilesDB");
static final table = 'files';
static final tableCopy = 'files_copy';
static final columnGeneratedID = '_id';
static final columnUploadedFileID = 'uploaded_file_id';
@ -37,6 +38,11 @@ class FilesDB {
static final columnThumbnailDecryptionHeader = 'thumbnail_decryption_header';
static final columnMetadataDecryptionHeader = 'metadata_decryption_header';
static final intitialScript = [onCreate(table)];
static final migrationScripts = [alterDeviceFolderToAllowNULL()];
final dbConfig = MigrationConfig(
initializationScript: intitialScript, migrationScripts: migrationScripts);
// make this a singleton class
FilesDB._privateConstructor();
static final FilesDB instance = FilesDB._privateConstructor();
@ -54,21 +60,20 @@ class FilesDB {
_initDatabase() async {
Directory documentsDirectory = await getApplicationDocumentsDirectory();
String path = join(documentsDirectory.path, _databaseName);
return await openDatabase(path,
version: _databaseVersion, onCreate: _onCreate);
return await openDatabaseWithMigration(path, dbConfig);
}
// SQL code to create the database table
Future _onCreate(Database db, int version) async {
await db.execute('''
CREATE TABLE $table (
static String onCreate(String tablename) {
return '''
CREATE TABLE $tablename (
$columnGeneratedID INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
$columnLocalID TEXT,
$columnUploadedFileID INTEGER,
$columnOwnerID INTEGER,
$columnCollectionID INTEGER,
$columnTitle TEXT NOT NULL,
$columnDeviceFolder TEXT NOT NULL,
$columnDeviceFolder TEXT,
$columnLatitude REAL,
$columnLongitude REAL,
$columnFileType INTEGER,
@ -89,7 +94,21 @@ class FilesDB {
CREATE INDEX device_folder_index ON $table($columnDeviceFolder);
CREATE INDEX creation_time_index ON $table($columnCreationTime);
CREATE INDEX updation_time_index ON $table($columnUpdationTime);
''');
''';
}
static String alterDeviceFolderToAllowNULL() {
return onCreate(tableCopy) +
'''
INSERT INTO $tableCopy
SELECT *
FROM $table;
DROP TABLE $table;
ALTER TABLE $tableCopy
RENAME TO $table;
''';
}
Future<int> insert(File file) async {
@ -433,7 +452,7 @@ class FilesDB {
$columnCreationTime=?''',
whereArgs: [
title,
deviceFolder,
deviceFolder ?? "",
creationTime,
],
);