drift/docs/lib/snippets/migrations/tests/generated_migrations/schema_v1.dart

// GENERATED CODE, DO NOT EDIT BY HAND.
// ignore_for_file: type=lint
//@dart=2.12
import 'package:drift/drift.dart';

class Todos extends Table with TableInfo<Todos, TodosData> {
  @override
  final GeneratedDatabase attachedDatabase;
  final String? _alias;
  Todos(this.attachedDatabase, [this._alias]);
  late final GeneratedColumn<int> id = GeneratedColumn<int>(
      'id', aliasedName, false,
      hasAutoIncrement: true,
      type: DriftSqlType.int,
      requiredDuringInsert: false,
      defaultConstraints:
          GeneratedColumn.constraintIsAlways('PRIMARY KEY AUTOINCREMENT'));
  late final GeneratedColumn<String> title = GeneratedColumn<String>(
      'title', aliasedName, false,
      additionalChecks:
          GeneratedColumn.checkTextLength(minTextLength: 6, maxTextLength: 10),
      type: DriftSqlType.string,
      requiredDuringInsert: true);
  late final GeneratedColumn<String> content = GeneratedColumn<String>(
      'body', aliasedName, false,
      type: DriftSqlType.string, requiredDuringInsert: true);
  late final GeneratedColumn<int> category = GeneratedColumn<int>(
      'category', aliasedName, true,
      type: DriftSqlType.int, requiredDuringInsert: false);
  @override
  List<GeneratedColumn> get $columns => [id, title, content, category];
  @override
  String get aliasedName => _alias ?? 'todos';
  @override
  String get actualTableName => 'todos';
  @override
  Set<GeneratedColumn> get $primaryKey => {id};
  @override
  TodosData map(Map<String, dynamic> data, {String? tablePrefix}) {
    final effectivePrefix = tablePrefix != null ? '$tablePrefix.' : '';
    return TodosData(
      id: attachedDatabase.typeMapping
          .read(DriftSqlType.int, data['${effectivePrefix}id'])!,
      title: attachedDatabase.typeMapping
          .read(DriftSqlType.string, data['${effectivePrefix}title'])!,
      content: attachedDatabase.typeMapping
          .read(DriftSqlType.string, data['${effectivePrefix}body'])!,
      category: attachedDatabase.typeMapping
          .read(DriftSqlType.int, data['${effectivePrefix}category']),
    );
  }

  @override
  Todos createAlias(String alias) {
    return Todos(attachedDatabase, alias);
  }
}

class TodosData extends DataClass implements Insertable<TodosData> {
  final int id;
  final String title;
  final String content;
  final int? category;
  const TodosData(
      {required this.id,
      required this.title,
      required this.content,
      this.category});
  @override
  Map<String, Expression> toColumns(bool nullToAbsent) {
    final map = <String, Expression>{};
    map['id'] = Variable<int>(id);
    map['title'] = Variable<String>(title);
    map['body'] = Variable<String>(content);
    if (!nullToAbsent || category != null) {
      map['category'] = Variable<int>(category);
    }
    return map;
  }

  TodosCompanion toCompanion(bool nullToAbsent) {
    return TodosCompanion(
      id: Value(id),
      title: Value(title),
      content: Value(content),
      category: category == null && nullToAbsent
          ? const Value.absent()
          : Value(category),
    );
  }

  factory TodosData.fromJson(Map<String, dynamic> json,
      {ValueSerializer? serializer}) {
    serializer ??= driftRuntimeOptions.defaultSerializer;
    return TodosData(
      id: serializer.fromJson<int>(json['id']),
      title: serializer.fromJson<String>(json['title']),
      content: serializer.fromJson<String>(json['content']),
      category: serializer.fromJson<int?>(json['category']),
    );
  }
  @override
  Map<String, dynamic> toJson({ValueSerializer? serializer}) {
    serializer ??= driftRuntimeOptions.defaultSerializer;
    return <String, dynamic>{
      'id': serializer.toJson<int>(id),
      'title': serializer.toJson<String>(title),
      'content': serializer.toJson<String>(content),
      'category': serializer.toJson<int?>(category),
    };
  }

  TodosData copyWith(
          {int? id,
          String? title,
          String? content,
          Value<int?> category = const Value.absent()}) =>
      TodosData(
        id: id ?? this.id,
        title: title ?? this.title,
        content: content ?? this.content,
        category: category.present ? category.value : this.category,
      );
  @override
  String toString() {
    return (StringBuffer('TodosData(')
          ..write('id: $id, ')
          ..write('title: $title, ')
          ..write('content: $content, ')
          ..write('category: $category')
          ..write(')'))
        .toString();
  }

  @override
  int get hashCode => Object.hash(id, title, content, category);
  @override
  bool operator ==(Object other) =>
      identical(this, other) ||
      (other is TodosData &&
          other.id == this.id &&
          other.title == this.title &&
          other.content == this.content &&
          other.category == this.category);
}

class TodosCompanion extends UpdateCompanion<TodosData> {
  final Value<int> id;
  final Value<String> title;
  final Value<String> content;
  final Value<int?> category;
  const TodosCompanion({
    this.id = const Value.absent(),
    this.title = const Value.absent(),
    this.content = const Value.absent(),
    this.category = const Value.absent(),
  });
  TodosCompanion.insert({
    this.id = const Value.absent(),
    required String title,
    required String content,
    this.category = const Value.absent(),
  })  : title = Value(title),
        content = Value(content);
  static Insertable<TodosData> custom({
    Expression<int>? id,
    Expression<String>? title,
    Expression<String>? content,
    Expression<int>? category,
  }) {
    return RawValuesInsertable({
      if (id != null) 'id': id,
      if (title != null) 'title': title,
      if (content != null) 'body': content,
      if (category != null) 'category': category,
    });
  }

  TodosCompanion copyWith(
      {Value<int>? id,
      Value<String>? title,
      Value<String>? content,
      Value<int?>? category}) {
    return TodosCompanion(
      id: id ?? this.id,
      title: title ?? this.title,
      content: content ?? this.content,
      category: category ?? this.category,
    );
  }

  @override
  Map<String, Expression> toColumns(bool nullToAbsent) {
    final map = <String, Expression>{};
    if (id.present) {
      map['id'] = Variable<int>(id.value);
    }
    if (title.present) {
      map['title'] = Variable<String>(title.value);
    }
    if (content.present) {
      map['body'] = Variable<String>(content.value);
    }
    if (category.present) {
      map['category'] = Variable<int>(category.value);
    }
    return map;
  }

  @override
  String toString() {
    return (StringBuffer('TodosCompanion(')
          ..write('id: $id, ')
          ..write('title: $title, ')
          ..write('content: $content, ')
          ..write('category: $category')
          ..write(')'))
        .toString();
  }
}

class DatabaseAtV1 extends GeneratedDatabase {
  DatabaseAtV1(QueryExecutor e) : super(e);
  late final Todos todos = Todos(this);
  @override
  Iterable<TableInfo<Table, Object?>> get allTables =>
      allSchemaEntities.whereType<TableInfo<Table, Object?>>();
  @override
  List<DatabaseSchemaEntity> get allSchemaEntities => [todos];
  @override
  int get schemaVersion => 1;
}