moor2csv 1.5.1

Supporting package for Moor that allows the easy export of SQL based Moor databases to CSV form, for external storage or sharing. Works on all platforms other than Web.

example/moor2csv_example.dart

import 'dart:io';

import 'package:flutter/material.dart';
import 'package:moor/ffi.dart';
import 'package:moor/moor.dart';
import 'package:path_provider/path_provider.dart';

import 'package:sqflite_common_ffi/sqflite_ffi.dart';
import 'package:sqflite/sqflite.dart' as sql;
import 'package:sqflite/sqflite.dart' show getDatabasesPath;
import 'package:path/path.dart' as p;
import 'database_test.dart';

import 'package:moor2csv/moor2csv.dart';

Future<bool> exportDatabase(Database db, {bool getEmployees = true}) async {
  MoorSQLToCSV _csvGenerator;
  bool didSucceed = true;
  if (getEmployees) {
    List<Employee> _employees = await db.getAllEmployees(orderBy: 'id');
    if (_employees.isNotEmpty) {
      _csvGenerator = MoorSQLToCSV(_employees, csvFileName: 'employees');
      didSucceed = didSucceed && await _csvGenerator.wasCreated;
    }
  }
  return didSucceed;
}

void setUpDatabaseForDesktop() {
  WidgetsFlutterBinding.ensureInitialized();

  if (Platform.isWindows || Platform.isLinux) {
    sqfliteFfiInit();
    // Change the default factory
    sql.databaseFactory = databaseFactoryFfi;
  }
}

Database createDb({bool logStatements = false}) {
  if (Platform.isIOS || Platform.isAndroid) {
    final executor = LazyDatabase(() async {
      final dataDir = await getApplicationDocumentsDirectory();
      final dbFile = File(p.join(dataDir.path, 'db.sqlite'));
      return VmDatabase(dbFile, logStatements: logStatements);
    });
    return Database(executor);
  }
  if (Platform.isMacOS || Platform.isLinux || Platform.isWindows) {
    final executor = LazyDatabase(() async {
      final dbFolder = await getDatabasesPath();
      final file = File(p.join(dbFolder, 'db.sqlite'));
      return VmDatabase(file);
    });
    return Database(executor);
  }
  return Database(VmDatabase.memory(logStatements: logStatements));
}

main() async {
  setUpDatabaseForDesktop();
  Database db = createDb();
  // Insert something into the Database here.
  exportDatabase(db);
}