json_class

Description:

json class

Table of Contents

json_class

Using the library
Example




json_class #
Singular class that when extended can encode itself to a JSON compatible map or list. This also provides convenience functions to decode from a JSON compatible map or list to the actual data model.
Using the library #
Add the repo to your Flutter pubspec.yaml file.
dependencies:
json_class: <<version>>
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Then run...
flutter packages get
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Example #
import 'package:json_class/json_class.dart';
import 'package:meta/meta.dart';

@immutable
class Person extends JsonClass {
Person({
this.age,
this.minor,
this.firstName,
this.lastName,
});

final int age;
final bool minor;
final String firstName;
final String lastName;

static Person fromDynamic(dynamic map) {
// It's recommended to use dynamic over Map<String, dynamic> because it's
// compatible with other types of map-like results such as Firebase Realtime
// Database's values or the ones returned from sqlflite.
Person result;

if (map != null) {
result = Person(
age: JsonClass.parseInt(map['age']),
minor: JsonClass.parseBool(map['minor']),
firstName: map['firstName'],
lastName: map['lastName'],
);
}

return result;
}

static List<Person> fromDynamicList(Iterable<dynamic> list) {
List<Person> results;

if (list != null) {
results = [];
for (dynamic map in list) {
results.add(fromDynamic(map));
}
}

return results;
}

@override
Map<String, dynamic> toJson() => JsonClass.removeNull({
age: age,
minor: minor,
firstName: firstName,
lastName: lastName,
});
}

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