NAAD_alert_message.cpp

//
// Created by Siwei He on 2024-08-18.
//

#include <iostream>

#include "NAAD_alert_message.h"
#include "external/pugixml/src/pugixml.hpp"

void NAAD_ALERT_MESSAGE::append(const char* message) {
    this->raw_message += message;
}

bool NAAD_ALERT_MESSAGE::try_parse_alert() {
    pugi::xml_document doc;
    if (!doc.load_string(this->raw_message.c_str())) {
        return false;
    }

    const pugi::xml_node alert = doc.child("alert");
    if (alert) {
        sender = alert.child("sender").child_value();
        sent = alert.child("sent").child_value();
        status = alert.child("status").child_value();
        type = NAAD_ALERT_TYPE::ALERT;
    } else {
        type = NAAD_ALERT_TYPE::INVALID;
        return false;
    }

    const pugi::xml_node alert_info = alert.child("info");

    headline = alert_info.child("headline").child_value();
    description = alert_info.child("description").child_value();
    urgency = alert_info.child("urgency").child_value();
    severity = alert_info.child("severity").child_value();
    certainty = alert_info.child("certainty").child_value();

    for (pugi::xml_node parameter: alert_info.children("parameter")) {
        std::string valueName = parameter.child("valueName").child_value();
        std::string value = parameter.child("value").child_value();

        if (valueName == "layer:SOREM:1.0:Broadcast_Immediately") {
            broadcastImmediate = (value == "Yes");
        } else if (valueName == "layer:SOREM:2.0:WirelessImmediate") {
            wirelessImmediate = (value == "Yes");
        }
    }

    for (const pugi::xml_node alertArea : alert_info.children("area")) {
        const pugi::xml_node alertAreaDesc = alertArea.child("areaDesc");
        areaDesc.push_back(alertAreaDesc.child_value());
    }

    return true;
}

void NAAD_ALERT_MESSAGE::print() const {
    if (type == NAAD_ALERT_TYPE::INVALID) {
        std::cout << "Invalid alert message" << std::endl;
        return;
    }

    std::cout << "Sender: " << sender << std::endl;
    std::cout << "Sent: " << sent << std::endl;
    std::cout << "Status: " << status << std::endl;

    std::cout << "Headline: " << headline << std::endl;
    std::cout << "Description: " << description << std::endl;
    std::cout << "Urgency: " << urgency << std::endl;
    std::cout << "Severity: " << severity << std::endl;
    std::cout << "Certainty: " << certainty << std::endl;
    std::cout << "Broadcast Immediately: " << (broadcastImmediate ? "Yes" : "No") << std::endl;
    if (wirelessImmediate) {
        std::cout << "****** EMERGENCY ALERT - WIRELESS IMMEDIATE ******" << std::endl;
    } else {
        std::cout << "Wireless Immediately: No" << std::endl;
    }

    std::cout << "Area Description: " << std::endl;
    for (const std::string& area : areaDesc) {
        std::cout << "  " << area << std::endl;
    }

    std::cout << "End of alert" << std::endl;
    std::cout << "============" << std::endl;
    std::cout << "" << std::endl;
}

void NAAD_ALERT_MESSAGE::clear() {
    raw_message.clear();

    type = NAAD_ALERT_TYPE::INVALID;
    headline.clear();
    description.clear();
    sender.clear();
    sent.clear();
    status.clear();
    urgency.clear();
    severity.clear();
    certainty.clear();
    areaDesc.clear();

    broadcastImmediate = false;
    wirelessImmediate = false;
}

NAAD_ALERT_MESSAGE::~NAAD_ALERT_MESSAGE() {
    // Nothing to do here
}