File indexing completed on 2025-01-26 04:25:02

 //
 // Created by gabridc on 5/6/21.
 //
 #include "cities.h"
 
 #include <QStringList>
 
 #include <QCoreApplication>
 
 #include "city.h"
 #include "citiesdb.h"
 
 Cities *Cities::m_instance = nullptr;
 KDTree *Cities::m_citiesTree = nullptr;
 
 Cities::Cities(QObject * parent) : QObject(parent)
 {
     qDebug() << "Setting up Cities instance";
 
     connect(qApp, &QCoreApplication::aboutToQuit, [this]()
     {
         qDebug() << "Lets remove Tagging singleton instance";
 
         qDeleteAll(m_dbs);
         m_dbs.clear();
 
         delete m_instance;
         m_instance = nullptr;
     });
 
     parseCities();
 }
 
 Cities::~Cities()
 {
     delete Cities::m_citiesTree;
 }
 
 City* Cities::findCity(double latitude, double longitude)
 {
     qDebug() << "Latitude: " << latitude << "Longitud: " << longitude;
     auto pointNear = Cities::m_citiesTree->nearest_point({latitude, longitude});
     qDebug()  << pointNear[0] << pointNear[1];
 
    return db()->findCity(pointNear[0], pointNear[1]);
 }
 
 City *Cities::city(const QString &id)
 {
     return db()->city(id);
 }
 
 void Cities::parseCities()
 {    
     if(!Cities::m_citiesTree || Cities::m_citiesTree->empty())
     {
         qDebug() << "KDE TREE EMPTY FILLING IT";
 
         Cities::m_citiesTree = new KDTree(db()->cities());
         Q_EMIT citiesReady();
     }
 }
 
 CitiesDB *Cities::db()
 {
     if(m_dbs.contains(QThread::currentThreadId()))
     {
         qDebug() << "Using existing CITIESDB instance" << QThread::currentThreadId();
 
         return m_dbs[QThread::currentThreadId()];
     }
 
     qDebug() << "Creating new CITIESDB instance" << QThread::currentThreadId();
 
     auto new_db = new CitiesDB;
     m_dbs.insert(QThread::currentThreadId(), new_db);
     return new_db;
 }