Method startReceiving

Tactility/Source/service/gps/GpsService.cpp:130–180

}

bool GpsService::startReceiving() {
    LOGGER.info("Start receiving");

    if (getState() != State::Off) {
        LOGGER.error("Already receiving");
        return false;
    }

    setState(State::OnPending);

    auto lock = mutex.asScopedLock();
    lock.lock();

    deviceRecords.clear();

    std::vector<hal::gps::GpsConfiguration> configurations;
    if (!getGpsConfigurations(configurations)) {
        LOGGER.error("Failed to get GPS configurations");
        setState(State::Off);
        return false;
    }

    if (configurations.empty()) {
        LOGGER.error("No GPS configurations");
        setState(State::Off);
        return false;
    }

    for (const auto& configuration: configurations) {
        auto device = std::make_shared<GpsDevice>(configuration);
        addGpsDevice(device);
    }

    // Reset times before starting devices to avoid race with incoming data
    rmcTime = 0;
    ggaTime = 0;

    bool started_one_or_more = false;

    for (auto& record: deviceRecords) {
        started_one_or_more |= startGpsDevice(record);
    }

    if (started_one_or_more) {
        setState(State::On);
        return true;
    } else {
        setState(State::Off);
        return false;
    }
}

void GpsService::stopReceiving() {
    LOGGER.info("Stop receiving");