// CSE143 Sp01 Homework 2 Sample Solution
// placelist.cpp - implementaiton of class PlaceList
// HP  4/01

#include <string>
using namespace std;

#include "placelist.h"
#include "location.h"

// Construct an empty PlaceList
PlaceList::PlaceList() {
	size = 0;
}

// Add place with given name and coordinates to this PlaceList
// Assumption: this PlaceList is not full
void PlaceList::add(double x, double y, string name) {
	Location where(x,y);
	list[size].loc  = where;
	list[size].name = name;
	size++;
}

// = "this PlaceList contains a place with the specified name
bool PlaceList::contains(string name) {
	return indexOf(name) < size;
}

// = Location of the place with the specified name; if the name is not
// found, the result is a Location whose coordinates are not defined.
Location PlaceList::locationOf(string name) {
	int index = indexOf(name);
	if (index < size) {
		return list[index].loc;
	} else {
		Location nowhere;
		return nowhere;
	}
}

// = index of first Place containing specified name, or current size if
// the name is not found
int PlaceList::indexOf(string name) {
	int k = 0;
	while (k < size && list[k].name != name)
		k++;
	return k;
}