Modelo da Model

anuncios_model.dart

class AnuncioModel {
  String id;
  String classPdtId;
  String pdtId;
  String content;
  String stock;
  String price;
  String isOrganic;
  String addrFull;
  String addrState;
  String updatedAt;
  String userName;
  String pdtTitle;
  String patronized;
  String transaction;
  String unity;
  String originStateFull;
  PostUser postUser;
  Product product;
  List<dynamic> gallery;
  String unityFormat;

  AnuncioModel(
      {this.id,
      this.classPdtId,
      this.pdtId,
      this.content,
      this.stock,
      this.price,
      this.isOrganic,
      this.addrFull,
      this.addrState,
      this.updatedAt,
      this.userName,
      this.pdtTitle,
      this.patronized,
      this.transaction,
      this.unity,
      this.originStateFull,
      this.postUser,
      this.product,
      this.gallery,
      this.unityFormat});

  AnuncioModel.fromJson(Map<String, dynamic> json) {
    id = json['id'];
    classPdtId = json['class_pdt_id'];
    pdtId = json['pdt_id'];
    content = json['content'];
    stock = json['stock'];
    price = json['price'];
    isOrganic = json['is_organic'];
    addrFull = json['addr_full'];
    addrState = json['addr_state'];
    updatedAt = json['updated_at'];
    userName = json['user_name'];
    pdtTitle = json['pdt_title'];
    patronized = json['patronized'];
    transaction = json['transaction'];
    unity = json['unity'];
    originStateFull = json['origin_state_full'];
    postUser = json['post_user'] != null
        ? new PostUser.fromJson(json['post_user'])
        : null;
    product =
        json['product'] != null ? new Product.fromJson(json['product']) : null;
    gallery = json['gallery'];
    unityFormat = json['unity_format'];
  }

  Map<String, dynamic> toJson() {
    final Map<String, dynamic> data = new Map<String, dynamic>();
    data['id'] = this.id;
    data['class_pdt_id'] = this.classPdtId;
    data['pdt_id'] = this.pdtId;
    data['content'] = this.content;
    data['stock'] = this.stock;
    data['price'] = this.price;
    data['is_organic'] = this.isOrganic;
    data['addr_full'] = this.addrFull;
    data['addr_state'] = this.addrState;
    data['updated_at'] = this.updatedAt;
    data['user_name'] = this.userName;
    data['pdt_title'] = this.pdtTitle;
    data['patronized'] = this.patronized;
    data['transaction'] = this.transaction;
    data['unity'] = this.unity;
    data['origin_state_full'] = this.originStateFull;
    if (this.postUser != null) {
      data['post_user'] = this.postUser.toJson();
    }
    if (this.product != null) {
      data['product'] = this.product.toJson();
    }
    data['gallery'] = this.gallery;
    data['unity_format'] = this.unityFormat;
    return data;
  }
}

class PostUser {
  String id;
  String name;
  String email;
  String document;
  String phone;
  String cell;
  String avatar;
  String activity;
  String notificationToken;

  PostUser(
      {this.id,
      this.name,
      this.email,
      this.document,
      this.phone,
      this.cell,
      this.avatar,
      this.activity,
      this.notificationToken});

  PostUser.fromJson(Map<String, dynamic> json) {
    id = json['id'];
    name = json['name'];
    email = json['email'];
    document = json['document'];
    phone = json['phone'];
    cell = json['cell'];
    avatar = json['avatar'];
    activity = json['activity'];
    notificationToken = json['notification_token'];
  }

  Map<String, dynamic> toJson() {
    final Map<String, dynamic> data = new Map<String, dynamic>();
    data['id'] = this.id;
    data['name'] = this.name;
    data['email'] = this.email;
    data['document'] = this.document;
    data['phone'] = this.phone;
    data['cell'] = this.cell;
    data['avatar'] = this.avatar;
    data['activity'] = this.activity;
    data['notification_token'] = this.notificationToken;
    return data;
  }
}

class Product {
  String pdtId;
  String pdtTitle;
  String pdtName;
  String pdtCreated;
  String image;
  Category category;

  Product(
      {this.pdtId, this.pdtTitle, this.pdtName, this.pdtCreated, this.image});

  Product.fromJson(Map<String, dynamic> json) {
    category = json['category'] != null
        ? new Category.fromJson(json['category'])
        : null;
    pdtId = json['pdt_id'];
    pdtTitle = json['pdt_title'];
    pdtName = json['pdt_name'];
    pdtCreated = json['pdt_created'];
    image = json['image'];
  }

  Map<String, dynamic> toJson() {
    final Map<String, dynamic> data = new Map<String, dynamic>();
    data['pdt_id'] = this.pdtId;
    data['pdt_title'] = this.pdtTitle;
    data['pdt_name'] = this.pdtName;
    data['pdt_created'] = this.pdtCreated;
    data['image'] = this.image;
    data['category'] = this.category;
    return data;
  }
}

class Category {
  String catId;
  String catTitle;
  String catName;
  String catCreated;
  String catParent;

  Category(
      {this.catId,
      this.catTitle,
      this.catName,
      this.catCreated,
      this.catParent});

  Category.fromJson(Map<String, dynamic> json) {
    catId = json['cat_id'];
    catTitle = json['cat_title'];
    catName = json['cat_name'];
    catCreated = json['cat_created'];
    catParent = json['cat_parent'];
  }

  Map<String, dynamic> toJson() {
    final Map<String, dynamic> data = new Map<String, dynamic>();
    data['cat_id'] = this.catId;
    data['cat_title'] = this.catTitle;
    data['cat_name'] = this.catName;
    data['cat_created'] = this.catCreated;
    data['cat_parent'] = this.catParent;
    return data;
  }
}