forked from cubetiq/cubetiq_dart_shared
Add base model
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parent
3b2abdc030
commit
a472156d22
@ -1,16 +1,14 @@
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import 'dart:convert';
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import 'package:cubetiq/interfaces.dart';
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import 'package:cubetiq/model.dart';
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void main(List<String> args) {
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MyCart.addCart(
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Cart(1, 'Apple', 1),
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Cart(id: 1, name: 'Apple', qty: 1),
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);
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MyCart.show();
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MyCart.addCart(
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Cart(1, 'Apple', 2),
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Cart(id: 1, name: 'Apple', qty: 2),
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);
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MyCart.show();
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@ -24,15 +22,24 @@ void main(List<String> args) {
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MyCart.show();
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}
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class Cart implements ToJson {
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class Cart extends BaseModel<Cart> {
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final int id;
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final String name;
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final String? name;
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double qty;
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Cart(this.id, this.name, this.qty);
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Cart({this.id = -1, this.name, this.qty = 0});
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@override
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Map toJson() {
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Cart fromMap(Map<String, dynamic> map) {
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return Cart(
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id: map['id'],
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name: map['name'],
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qty: map['qty'],
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);
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}
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@override
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Map<String, dynamic> toMap() {
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return {
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'id': id,
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'name': name,
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@ -71,7 +78,14 @@ class MyCart {
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}
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static void show() {
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var data = carts.map((key, value) => MapEntry(key, jsonEncode(value)));
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var data = carts.map((key, value) => MapEntry(key, value));
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var json = data.map((key, value) => MapEntry(key, value.toJson()));
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var model = json.map((key, value) => MapEntry(key, Cart().fromJson(value)));
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print('================ Map =================');
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print('$data');
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print('================ Json =================');
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print('$json');
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print('================ Model =================');
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print('$model');
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}
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}
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3
lib/model.dart
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3
lib/model.dart
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@ -0,0 +1,3 @@
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library model;
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export 'src/model/base.dart';
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33
lib/src/model/base.dart
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33
lib/src/model/base.dart
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@ -0,0 +1,33 @@
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import 'dart:convert';
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abstract class BaseModel<T> {
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BaseModel();
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Map<String, dynamic> toMap();
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T fromMap(Map<String, dynamic> map);
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T fromJson(String json) {
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return fromMap(decode(json));
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}
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@override
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String toString() {
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return toMap().toString();
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}
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@override
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bool operator ==(Object other) {
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if (identical(this, other)) return true;
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return other is BaseModel && other.toMap() == toMap();
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}
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@override
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int get hashCode => toMap().hashCode;
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String toJson() => encode(toMap());
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dynamic decode(String json) => jsonDecode(json);
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String encode(dynamic json) => jsonEncode(json);
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}
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