Recipes

StefiIOE

Apr 11th, 2020

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#include<iostream>
#include<cstring>
using namespace std;
class Recipe {
protected:
    int number;
    char name[100];
    char *contents;

void copy (const Recipe &r) {
        this->number=r.number;
        strcpy(this->name,r.name);
        this->contents=new char[strlen(r.contents)+1];    
         strcpy(this->contents, r.contents);

}
public:

Recipe(int number = 0, char *name = "", char *contents = "") {
        this->number=number;
        strcpy(this->name,name);
        this->contents=new char[strlen(contents)+1];
		strcpy(this->contents, contents);

}
    Recipe(const Recipe &r) {
        copy(r);
    }

Recipe & operator = (const Recipe & r) {
          if (this!=&r) {
              delete [] contents;
              copy(r);
          }
          return *this;
      }
    void set_num_ing(int number) {
        this->number=number;
    }
    void set_name(char *name) {
        strcpy(this->name,name);
    }
    void set_contents(char *contents) {
        this->contents=new char[strlen(contents)+1];
        strcpy(this->contents,contents);

}
    void print () {
        cout<<number<<endl;
        cout<<name<<endl;
        cout<<contents<<endl;
    }
    bool Eq (Recipe r) {
        return (strcmp(this->name,r.name)==0);
    }

Recipe &operator++() {
        number++;
        return * this;
    }
    Recipe operator++(int) {
        Recipe copy (*this);
        ++number;
        return copy;
    }
    char *getName() {
        return name;
    }
    int getNumber() {
        return number;
    }
    friend class RecipesBook;
};

class RecipesBook {
protected:
    char name [100];
    Recipe *recipes;
    int element;
    void copy(const RecipesBook &rb) {
        strcpy(this->name,rb.name);
        this->element=rb.element;
        this->recipes=new Recipe[element+1];
        for(int i=0; i<element; i++) {
            recipes[i]=rb.recipes[i];
        }

}
public:

RecipesBook(char*name = " ") {
        strcpy(this->name,name);
        this->element = 0;
        this->recipes = new Recipe [0];

}
    RecipesBook(const RecipesBook &r) {
        copy(r);
    }

RecipesBook &operator = (const RecipesBook &r) {
        if(this!=&r) {
            delete [] recipes;
            copy(r);

}
        return *this;
    }

void setName(char *name) {
        strcpy(this->name,name);
    }

void add(Recipe &r) {

for(int i = 0 ; i < element ; i ++) {
            if(recipes[i].Eq(r)) {
                return;
            }
        }
       
        Recipe *tmp = new Recipe[element+1];
        for(int i = 0 ; i < element ; i++) {
            tmp[i]=recipes[i];
        }

tmp[element]=r;

element++;

delete[]recipes;
        recipes=tmp;

}

RecipesBook  newBook( Recipe r) {
        RecipesBook NewBook;
        NewBook.setName(this->name);
        Recipe tmp;
        for(int i = 0 ; i < element ; i ++) {
            if(recipes[i].getNumber()<r.getNumber()) {
                tmp=recipes[i];
                tmp++;
                NewBook.add(tmp);
            }

}
        return NewBook;
    }

void print() {
        cout<<name<<endl;
        for(int i = 0 ; i < element ; i++) {
            recipes[i].print();
        }

}

~RecipesBook() {
        delete[]recipes;
    }

};

int main() {
    Recipe rec;
    int n;
    char name[100], contents[200];
    int num_ing;
    cin >> name >> n;
    RecipesBook b1(name);
    Recipe last;
    for(int i = 0; i < n; i++) {
        cin >> num_ing >> name >> contents;
        Recipe r(num_ing, name, contents);
        b1.add(r);
        last = r;

}
    b1.print();
    cin >> num_ing >> name >> contents;
    rec.set_num_ing(num_ing);
    rec.set_name(name);
    rec.set_contents(contents);
  //  cout<<name; cout<<"test"<<endl;
    b1.add(rec);
    //cout<<"ss"<<endl;
    //cout<<"test"<<endl;
    b1.print();
    // cout<<"test"<<endl;
    RecipesBook b2 = b1.newBook(rec);
    b2.print();
    // testing copy constructor
    cout << "b2 copy" << endl;
    RecipesBook rb = b2;
    last.set_name("changed-name");
    rb.add(last);
    rb.print();
    cout << "original" << endl;
    b2.print();
    return 0;
}

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