#include <iostream>
#include <iomanip>
#include <sstream>
#include <vector>

using namespace std;

struct Stuff
{
    Stuff(string n, int v) : name{n}, value{v} {}
    string name;
    int value;
};

class Warehouse
{
public:
    Warehouse(): stuffs{} {}
    Warehouse(vector<Stuff> s) : stuffs{s} {}

    void store(Stuff const& stuff)
    {
	stuffs.push_back(stuff);
    }

    Warehouse operator+(Warehouse const& rhs) const
    {
	Warehouse newWarehouse{stuffs};
	for(Stuff const& stuff: rhs.stuffs)
	{
	    bool exists{false};
	    for(Stuff & existingstuff: newWarehouse.stuffs)
	    {
		if( existingstuff.name == stuff.name )
		{
		    exists = true;
		    existingstuff.value += stuff.value;
		}
	    }
	    if( !exists )
	    {
		newWarehouse.store(stuff);
	    }
	}
	return newWarehouse;
    }

    friend ostream& operator<<(ostream& ostream, Warehouse const& rhs)
    {
	for(auto stuff : rhs.stuffs)
	{
	    ostream << stuff.name << ": " << stuff.value << endl;
	}
	return ostream;
    }
    
private:
    vector<Stuff> stuffs;
};


int main()
{
    /*
      Skapa ett tomt lager:
    */
    Warehouse warehouse1{};

    /*
      Lägg till följande saker en i taget
      saker    | värde
      =================
      Brädspel |  7250
      Lås      |  7500
    */
    warehouse1.store(Stuff{"Boardgames", 7250});
    warehouse1.store(Stuff{"Locks", 7500});

    /* Skriv ut det första skapade lagret */
    cout << "Warehouse 1: " << '\n'
	 << warehouse1 << endl;


    /*
      Skapa en behållare med följande saker i:
      saker    | värde
      =================
      Bilar    | 100000
      Pennor   |  15000
      Brädspel |   2500
     */
    vector<Stuff> contents_warehouse2{};
    contents_warehouse2.emplace_back("Cars", 100000);
    contents_warehouse2.emplace_back("Pens", 15000);
    contents_warehouse2.emplace_back("Boardgames", 2500);

    /*
      Skapa ett lager med behållaren ovan
    */
    Warehouse warehouse2{contents_warehouse2};

    /* Skriv ut det andra skapade lagret */
    cout << "Warehouse 2: " << '\n'
    	 << warehouse2 << endl;

    /* Slå ihop det första och andra lagret och skriv ut innehållet */
    cout << "Warehouse combined: " << '\n'
    	 << warehouse1 + warehouse2 << endl;
}