static void IotHubConnectionStatusCallback()

in src/adapters/pnp/PnpUtils.c [52:130]
66 lines of code
24 McCabe index (conditional complexity)

static void IotHubConnectionStatusCallback(IOTHUB_CLIENT_CONNECTION_STATUS result, IOTHUB_CLIENT_CONNECTION_STATUS_REASON reason, void* userContextCallback)
{
    bool authenticated = false;
    const char* connectionAuthentication = NULL;

    switch (result)
    {
        case IOTHUB_CLIENT_CONNECTION_AUTHENTICATED:
            connectionAuthentication = g_connectionAuthenticated;
            authenticated = true;
            break;

        case IOTHUB_CLIENT_CONNECTION_UNAUTHENTICATED:
            connectionAuthentication = g_connectionUnauthenticated;
            break;

        default:
            OsConfigLogInfo(GetLog(), "IotHubConnectionStatusCallback: unknown %d result received", (int)result);
    }

    switch (reason)
    {
        case IOTHUB_CLIENT_CONNECTION_EXPIRED_SAS_TOKEN:
            OsConfigLogInfo(GetLog(), "IotHubConnectionStatusCallback: %s, reason: IOTHUB_CLIENT_CONNECTION_EXPIRED_SAS_TOKEN", connectionAuthentication ? connectionAuthentication : "-");
            ScheduleRefreshConnection();
            break;

        case IOTHUB_CLIENT_CONNECTION_RETRY_EXPIRED:
            OsConfigLogInfo(GetLog(), "IotHubConnectionStatusCallback: %s, reason: IOTHUB_CLIENT_CONNECTION_RETRY_EXPIRED", connectionAuthentication ? connectionAuthentication : "-");
            ScheduleRefreshConnection();
            break;

        case IOTHUB_CLIENT_CONNECTION_COMMUNICATION_ERROR:
            OsConfigLogInfo(GetLog(), "IotHubConnectionStatusCallback: %s, reason: IOTHUB_CLIENT_CONNECTION_COMMUNICATION_ERROR", connectionAuthentication ? connectionAuthentication : "-");
            ScheduleRefreshConnection();
            break;

        case IOTHUB_CLIENT_CONNECTION_NO_PING_RESPONSE:
            OsConfigLogInfo(GetLog(), "IotHubConnectionStatusCallback: %s, reason: IOTHUB_CLIENT_CONNECTION_NO_PING_RESPONSE", connectionAuthentication ? connectionAuthentication : "-");
            if (!authenticated)
            {
                g_lostNetworkConnection = true;
                OsConfigLogError(GetLog(), "Lost network connection");
            }
            break;

        case IOTHUB_CLIENT_CONNECTION_NO_NETWORK:
            OsConfigLogInfo(GetLog(), "IotHubConnectionStatusCallback: %s, reason: IOTHUB_CLIENT_CONNECTION_NO_NETWORK", connectionAuthentication ? connectionAuthentication : "-");
            if (!authenticated)
            {
                g_lostNetworkConnection = true;
                OsConfigLogError(GetLog(), "Lost network connection");
            }
            break;

        case IOTHUB_CLIENT_CONNECTION_DEVICE_DISABLED:
            OsConfigLogInfo(GetLog(), "IotHubConnectionStatusCallback: %s, reason: IOTHUB_CLIENT_CONNECTION_DEVICE_DISABLED", connectionAuthentication ? connectionAuthentication : "-");
            break;

        case IOTHUB_CLIENT_CONNECTION_BAD_CREDENTIAL:
            OsConfigLogInfo(GetLog(), "IotHubConnectionStatusCallback: %s, reason: IOTHUB_CLIENT_CONNECTION_BAD_CREDENTIAL", connectionAuthentication ? connectionAuthentication : "-");
            break;

        case IOTHUB_CLIENT_CONNECTION_OK:
            OsConfigLogInfo(GetLog(), "IotHubConnectionStatusCallback: %s, reason: IOTHUB_CLIENT_CONNECTION_OK", connectionAuthentication ? connectionAuthentication : "-");
            if (g_lostNetworkConnection && authenticated)
            {
                g_lostNetworkConnection = false;
                OsConfigLogInfo(GetLog(), "Got network connection");
                ScheduleRefreshConnection();
            }
            break;

        default:
            OsConfigLogInfo(GetLog(), "IotHubConnectionStatusCallback: %s, unknown reason %d received", connectionAuthentication ? connectionAuthentication : "-", (int)reason);
    }

    UNUSED(userContextCallback);
}