platform/graphql_schema/example/todo.dart

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2018-08-02 13:31:54 +00:00
import 'package:graphql_schema/graphql_schema.dart';
final GraphQLSchema todoSchema = new GraphQLSchema(
query: objectType('Todo', [
field('text', type: graphQLString.nonNullable()),
field('created_at', type: graphQLDate)
]));
main() {
// Validation
var validation = todoSchema.query
.validate('@root', {'foo': 'bar', 'text': null, 'created_at': 24});
if (validation.successful) {
print('This is valid data!!!');
} else {
print('Invalid data.');
validation.errors.forEach((s) => print(' * $s'));
}
// Serialization
print(todoSchema.query.serialize({
'text': 'Clean your room!',
'created_at': new DateTime.now().subtract(new Duration(days: 10))
}));
}