fis_lib_jsonrpc/lib/services/notificationdecoder.dart

import 'notification.m.dart';

typedef _ModelBuilder<T> = T Function(Map<String, dynamic> map);
class NotificationDecoder {
	NotificationDecoder._();

	static final _builders = _ModelBuilderCollection();

	static T decode<T>(Map<String, dynamic> map) {
		final type = decodeType(map);
		final builder = _builders.find(type);
		final model = builder.call(map) as T;
		return model;
	}
	static NotificationTypeEnum decodeType(Map<String, dynamic> map) {
		final typeInt = map['NotificationType'] as int;
		return NotificationTypeEnum.values[typeInt];
	}

	static void setup() {
		/** Register notification model builders here */
		_builders.add(NotificationTypeEnum.AnnouncementPublishNotification,
				(map) => AnnouncementNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.ChatMsgNotification,
				(map) => ChatMsgNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.ConnectionNotification,
				(map) => ConnectionNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.DisconnectNotification,
				(map) => DisconnectNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.ExamRecordsFinishedNotification,
				(map) => ExamRecordsFinishedNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.PasswordExpiredWarningNotification,
				(map) => PasswordExpiredWarningNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.TokenReplacedNotification,
				(map) => TokenReplacedNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.ApplyConsultationNotification,
				(map) => ApplyConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.ApprovalApplyConsultationNotification,
				(map) => ApprovalApplyConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.ConsultationRemindNotification,
				(map) => ConsultationRemindNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.InviteeApproveApplyConsultationNotification,
				(map) => InviteeApproveApplyConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.InviteeConsultationNotification,
				(map) => InviteeConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.InviteeRejectApplyConsultationNotification,
				(map) => InviteeRejectApplyConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.RejectApplyConsultationNotification,
				(map) => RejectApplyConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.AcceptLiveConsultationNotification,
				(map) => AcceptLiveConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.CancelInvitingInLiveConsultationNotification,
				(map) => CancelInvitingInLiveConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.CancelLiveConsultationNotification,
				(map) => CancelLiveConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.CloseLiveConsultationNotification,
				(map) => CloseLiveConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.CancelLiveConsultationToDeviceNotification,
				(map) => CancelLiveConsultationToDeviceNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.CloseLiveConsultationToDeviceNotification,
				(map) => CloseLiveConsultationToDeviceNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.HeartRateJoinConsultationNotification,
				(map) => HeartRateJoinConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.HeartRateLeaveConsultationNotification,
				(map) => HeartRateLeaveConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.InviteLiveConsultationNotification,
				(map) => InviteLiveConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.InviteInLiveConsultationNotification,
				(map) => InviteInLiveConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.JoinInLiveConsultationNotification,
				(map) => JoinInLiveConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.RejectInviteLiveConsultationNotification,
				(map) => RejectInviteLiveConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.InviteLiveConsultationToDeviceNotification,
				(map) => InviteLiveConsultationToDeviceNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.JoinLiveConsultationNotification,
				(map) => JoinLiveConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.LeaveConsultationNotification,
				(map) => LeaveLiveConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.MuteLiveConsultationNotification,
				(map) => MuteLiveConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.NetworkErrConsultationNotification,
				(map) => NetworkErrConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.RejectLiveConsultationNotification,
				(map) => RejectLiveConsultationNotification.fromJson(map));

		_builders.add(NotificationTypeEnum.SwitchLiveConsultationVideoNotification,
				(map) => SwitchLiveConsultationVideoNotification.fromJson(map));

	}
}

class _ModelBuilderCollection {
	final Map<NotificationTypeEnum, _ModelBuilder> _source = {};

	void add(NotificationTypeEnum type, _ModelBuilder builder) {
		_source[type] = builder;
	}

	_ModelBuilder find(NotificationTypeEnum type) {
		final builder = _source[type];
		return builder!;
	}
}