#include "stdstuff.h"
#include "Customer.h"

// Your method implementations go here.  
   
// the constructor creates a customer with id 10, total 0, date 1 1 2011 and name "default"
Customer::Customer() {
   id = 10;
   total = 0;
   purchDate = Date(1,1,2011);
   custName = "default";
}
   
// constructor creates a customer with the fields provided; sets the customer to the
// default and quits if any field is not within the valid range
Customer::Customer(int id, double total, const Date &purchase, const String2002 &name) {
                       
   // check that fields are in valid range
   if ( id<1 || id>1000 || total<0 || purchase.compareTo(Date(1,1,2000))<0 ||
        purchase.compareTo(Date(31,12,2015))>0 || name.length()<1 || name.length()>20 ) {
      // set to default
      *this=Customer();
      // and quit
      quit("Customer::Customer -- invalid customer.\n");
   }
   
   // otherwise use given fields
   this->id = id; // this-> indicates the field
   Customer::total = total; // Customer:: indicates the field
   purchDate = purchase;
   custName = name;
}
   
// returns the customer id
int Customer::getID() const {
   return id;
}
   
// returns the customer total
double Customer::getTotal() const {
   return total;
}

// returns the customer purchase date
Date Customer::getDate() const {
   return purchDate;
}

// returns the customer name 
String2002 Customer::getName() const {
   return custName;
}
   
// sets the customer id to the value given; quits if value not between 1 and 1000
void Customer::setID(int nId) {
   if (nId<1 || nId>1000)
      quit("Customer::setID -- new ID not in range 1-1000\n");
   id = nId;
}
   
// sets the customer total to the value given; quits if value < 0
void Customer::setTotal(double nTotal) {
   if (nTotal<0)
      quit("Customer::setTotal -- new total less than 0\n");
   total = nTotal;
}

// sets the customer purchase date to the value given; quits if not between 2000 and 2015
void Customer::setDate(const Date &nDate) {
   if (nDate.compareTo(Date(1,1,2010))<0 ||
       nDate.compareTo(Date(31,12,2015))>0)
      quit("Customer::setDate -- new date not between 2000 and 2015\n");
   purchDate = nDate;
}

// sets the customer name to the value given; quits if not in range 1 to 20 characters
void Customer::setName(const String2002 &nName) {
   if (nName.length()<1 || nName.length()>20)
      quit("Customer::setName -- new name not between 1 and 20 char\n");
   custName = nName;
}
   
// returns true if two customers are equal (i.e. their ids are equal), false otherwise
bool Customer::operator==(const Customer &otherCust) const {
   return id==otherCust.id;
}
      
// returns true if this customer is less than otherCust (i.e. this customer id is less than
// otherCust's id), false otherwise
bool Customer::operator<(const Customer &otherCust) const {
   return id<otherCust.id;
}

// prints the customer information on two lines; total to 2 decimal places
// and customer purchase date and name on the second line
void Customer::print() const {
   cout << setiosflags(ios::fixed|ios::showpoint); 
   cout << setprecision(2); // to get 2 decimal places for total
   
   cout << "Customer id: " << id;
   cout << "  Customer total: " << total << endl;
   cout << "  Customer purchase date: ";
   purchDate.write(cout);
   cout << "  Customer name: " << custName << endl;
}