room_annotation 0.2.5

Annotations to use with `room_generator` package.

A code generator to use with sqflite package.

Getting started

Add the following dependencies to your pubspec.yaml:

dependencies:
  room_annotation: ^0.2.0
  sqflite: ^2.4.1
  json_annotation: ^4.9.0

dev_dependencies:
  room_generator: ^0.2.0
  build_runner: ^2.4.14
  json_serializable: ^6.9.2

Create your entities

import 'package:json_annotation/json_annotation.dart';
import 'package:room_annotation/room_annotation.dart';

part 'company.g.dart';

@Entity()
@JsonSerializable()
class Company {
  @PrimaryKey()
  final String document;

  @Column()
  String? name;

  @Column(since: 2)
  String? phone;

  Company({
    required this.document,
    this.name,
    this.phone,
  });

  factory Company.fromJson(Map<String, dynamic> json) =>
      _$CompanyFromJson(json);

  Map<String, dynamic> toJson() => _$CompanyToJson(this);
}

Create your database:

import 'package:room_annotation/room_annotation.dart';
import 'package:sqflite/sqflite.dart';

import 'company.dart';

part 'database.g.dart';

@RoomDatabase(
  version: 2,
  entities: [Company],
)
class MyDatabase with _$MyDatabase {}

Create your crud repository:

import 'package:room_annotation/room_annotation.dart';
import 'package:sqflite/sqflite.dart';

import 'database.dart';
import 'company.dart';

part 'company_repository.g.dart';

@CrudRepository(
  database: MyDatabase,
  entity: Company,
)
class CompanyRepository with _$CompanyRepository {}

Run and test:

import 'company.dart';
import 'company_repository.dart';
import 'database.dart';


void main() async {
  final db = MyDatabase();
  await db.initialize();
  final repository = CompanyRepository();
  await repository.save(
    Company(
      document: '123456',
      name: 'The Company',
    ),
  );
  final companies = await repository.findAll();
  for (final company in companies) {
    print(company.name);
  }
}