Final_White

//
//  main.cpp
//  Final_White
//
//  Created by Robert Bartuli on 18.09.19.
//  Copyright © 2019 Robert Bartuli. All rights reserved.
//

#include <iostream>
#include <map>
#include <string>
#include <set>
#include <algorithm>
#include <iomanip>

using namespace std;

// Реализуйте функции и методы классов и при необходимости добавьте свои

class Date {
public:
    int GetYear() const{
        return Year;
    };
    int GetMonth() const{
        return Month;
    };
    int GetDay() const{
        return Day;
    };

    Date(string s){
        string raw_Year={},raw_Month={},raw_Day={};

        if (s[0]=='-' || s[0]=='+') {
            raw_Year=s.substr(0,s.find("-",1));
        }else raw_Year=s.substr(0,s.find("-",0));

       if (s.size()>=raw_Year.size()+1)
        raw_Month=s.substr(raw_Year.size()+1,s.size()-(s.size()-s.rfind("-")+1)-raw_Year.size());
        if (raw_Month[raw_Month.size()-1]=='-') raw_Month=raw_Month.substr(0,raw_Month.size()-1);


       if (s.size()>=raw_Year.size()+raw_Month.size()+2)
        raw_Day=s.substr(raw_Year.size()+raw_Month.size()+2,s.size()-1);
          // cout<<"Year="<<raw_Year<<" Month="<<raw_Month<<" Day="<<raw_Day<<endl;


    //Проверка на посторонние смволы в дате
        string temp1,temp2,temp3;//Дата с удаленными дифисами и + и -

        if (raw_Year[0]=='-' || raw_Year[0]=='+') temp1=raw_Year.substr(1,raw_Year.size()-1);else temp1=raw_Year;
        if (raw_Month[0]=='-' || raw_Month[0]=='+') temp2=raw_Month.substr(1,raw_Month.size()-1);else temp2=raw_Month;
        if (raw_Day[0]=='-' || raw_Day[0]=='+') temp3=raw_Day.substr(1,raw_Day.size()-1);else temp3=raw_Day;


        if ((temp1.size()==0)||(temp2.size()==0)||(temp3.size()==0) ||((temp1+temp2+temp3).find_first_not_of("0123456789")!=-1))
            throw runtime_error("Wrong date format: "+s);

        if (stoi(raw_Month)>12||stoi(raw_Month)<1) throw runtime_error("Month value is invalid: "+raw_Month);
        if (stoi(raw_Day)>12||stoi(raw_Day)<1) throw runtime_error("Day value is invalid: "+raw_Day);

        Year=stoi(raw_Year);
        Month=stoi(raw_Month);
        Day=stoi(raw_Day);
    }


private:
    int Year;
    int Month;
    int Day;


};

bool operator<(const Date& lhs, const Date& rhs){
    if ((lhs.GetYear()==rhs.GetYear())&&(lhs.GetMonth()==rhs.GetMonth())) return (lhs.GetDay()<rhs.GetDay());
    if (lhs.GetYear()==rhs.GetYear()) return (lhs.GetMonth()<rhs.GetMonth());
    return (lhs.GetYear()<rhs.GetYear());

};

class Database {
public:
    void AddEvent(const Date& date, const string& event){
        BD[date].insert(event);
    };

    bool DeleteEvent(const Date& date, const string& event){
        if (BD.count(date) > 0) {
            if (BD.at(date).count(event)>0) {
                BD.at(date).erase(event);
                return true;
            }else return false;
        }else return false;

    };


    int  DeleteDate(const Date& date){
        int retur_count;
        if (BD.count(date) > 0) {
            retur_count=BD.at(date).size();
            BD.erase (date);
            return retur_count;
        } else return 0;
    };

    void Find(const Date& date) const{
        if (BD.count(date) > 0) {
            for (auto s:BD.at(date)){
                cout<<s<<endl;
            };

        }
    };

    void Print() const{
        for(auto& s: BD){

            for (auto s_event:s.second){
            cout<<setfill ('0')<<setw(4) <<s.first.GetYear()<<"-"<<setw(2)<<s.first.GetMonth()<<"-"<<setw(2)<<s.first.GetDay();
                cout<<" "<<s_event<<endl;

            };

        };

    };

private:
    map<Date, set<string>> BD;
};

int main() {
    Database db;


    string command,raw_date,raw_event;
    try {
    while (getline(cin, command)) {

        //Обрабатывам команды без параметров
        if (count(command.begin(), command.end(), ' ')==0) {
            if (command=="Print"){
                db.Print();
            } else if (command.size()==0); else throw runtime_error("Unknown command: "+command);
        }

        //Обрабатывам команды с одним параметром
        if (count(command.begin(), command.end(), ' ')==1) {
            if (command.substr(0,command.find(" "))=="Del"){
                //Обработка DEL

                    string raw_date=command.substr(4,command.rfind(" ")-4);
                    int temp_del=db.DeleteDate(Date(raw_date));
                    cout<<"Deleted "<<temp_del<<" events"<<endl;

            } else if (command.substr(0,command.find(" "))=="Find"){
                //Обработка Find

                string raw_date=command.substr(5,command.rfind(" ")-5);

                db.Find(Date(raw_date));

            } if ((command.substr(0,command.find(" "))=="Print")||
                  (command.substr(0,command.find(" "))=="Add")||
                  (command.substr(0,command.find(" "))=="Del")||
                  (command.substr(0,command.find(" "))=="Find")) ;else throw runtime_error("Unknown command: "+command.substr(0,command.find(" ")));
        }

        //Обрабатывам команды с двумя параметрами

        if (count(command.begin(), command.end(), ' ')==2) {
            if (command.substr(0,command.find(" "))=="Del"){
                //Обработка DEL

                    string raw_date=command.substr(4,command.rfind(" ")-4);
                    string raw_event=command.substr(command.rfind(" ")+1,command.size()-1);

                    if (db.DeleteEvent(Date(raw_date),raw_event)) cout<<"Deleted successfully"<<endl;
                                                            else cout<<"Event not found"<<endl;


            } else if (command.substr(0,command.find(" "))=="Add"){

                    string raw_date=command.substr(4,command.rfind(" ")-4);
                    string raw_event=command.substr(command.rfind(" ")+1,command.size()-1);

                    db.AddEvent(Date(raw_date), raw_event);

            } else throw runtime_error("Unknown command: "+command.substr(0,command.find(" ")));

        }

         //Обрабатывам команды c более чем 2-мя параметрами
        if (count(command.begin(), command.end(), ' ')>2) throw runtime_error("Unknown command: "+command.substr(0,command.find(" ")));

    }

    return 0;
    } catch (runtime_error& ex) {
        cout << ex.what()<<endl; return 0;
    }
}