SimpleListProgram/driver.cpp at master · lmorale4/SimpleListProgram · GitHub

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Linda Morales

Assignment #2

Section C57

#include <iostream>

#include <fstream>

#include <sstream>

#include <string>

#include "SimpleList.h"

using namespace std;

/* Program makes a SimpleList of TennisPlayer and uses it

to retrive information.

void processFile(SimpleList& sList);

// input: a SimpleList pointer

// output: none

// side effects: opens file, processes data, and puts it in a SimpleList

TennisPlayer createTennisPlayer(string line, int lineNum);

// input: the line(string) from the file and the number of the line (int)

// output: a TennisPlayer

// side effects: reads through file to get information to

// create a TennisPlayer object

bool checkRank();

// input: none

// output: a bool

// side effects: checks if user rank is within range 1-20

TennisPlayer getPlayerByRank(SimpleList sList, int rank);

// input: a SimpleList and an int

// output: a TennisPlayer object

// side effects: gets the player of a given rank from a list

int getRankFromLName(SimpleList sList, string lName);

// input: a SimpleList and a string

// output: an int

// side effects: gets the rank of a player given a last name

int askForRank();

// input: none

// output: an int

// side effects: asks user for a rank and returns it

string askForLastName();

// input: none

// output: a string

// side effects: asks user for the last name of a player

void question1(SimpleList sList);

// input: a SimpleList object

// output: none

// side effects: asks user for a rank and displays

// player with that rank

void question2(SimpleList sList);

// input: a SimpleList

// output: none

// side effects: asks user for the last name of the

// player they want to search

void question3(SimpleList sList);

// input: a SimpleList

// output: none

// side effects:asks user for two ranks and displayes

// the difference between the player's points

string charToStr(char c);

// input: a char

// output: a string

// side effects: converts a char into a string

int stringToInt(string str);

// input: a string

// output: an int

// side effects: converts a string to an int

int main(){

SimpleList sList;

processFile(sList);

int q;

cout << "What would you like to do?"<<endl;

cout << "1. Look up player by rank?" << endl;

cout << "2. Look up player ranking by last name?" << endl;

cout << "3. Find the difference in points by ranks?"<<endl;

cout << "Choose the number of the question you wish ";

cout << "to have answered to continue. (1-3) " << endl;

cin >> q;

while(q){

while(q < 1 && q > 3){

cout << "Please choose a number between 1 and 3 "<< endl;

cin >> q;

}

if(q == 1){

question1(sList);

}

else if(q == 2){

question2(sList);

}

else if(q == 3){

question3(sList);

}

else{

cout << "We do not recognize that question\n";

}

cout << "\nChoose another number to continue. " << endl;

cout << "Enter any other key to quit: " <<endl;

cin >> q;

}

void processFile(SimpleList& sList){

string line;

ifstream myFile("players.txt");

if(myFile.is_open()){

int lineNum = 1;

while(getline(myFile, line)){

if(line.length() > 0){

sList.insert(createTennisPlayer(line, lineNum), sList.listSize());

lineNum++;

}

else cout << "We were unable to open this file";

myFile.close();

}

TennisPlayer createTennisPlayer(string line, int lineNum){

string str1;

string str2;

string fName;

string lName;

string points;

string country;

for(int i = 0; i< line.length(); i++){

str1 = charToStr(line[i]);

if(str1.compare(" ") > 0){

str2 += str1;

}

else{

if(fName.length() == 0){

fName += str2;

}

else if(lName.length() == 0){

lName += str2;

}

else if(points.length() == 0){

points += str2;

}

else{

country += str2 + " ";

}

str2="";

}

country += str2;

int totPoints = stringToInt(points);

TennisPlayer t(fName,lName, lineNum, totPoints ,country);

lineNum++;

return t;

}

bool checkRank(int uRank){

return (uRank > 0 && uRank < 21);

}

TennisPlayer getPlayerByRank(SimpleList sList, int rank){

return sList.retrieve(rank -1);

}

int getRankFromLName(SimpleList sList, string lName){

int rank = 21;

for(int i=0; i<sList.listSize(); i++){

if(lName.compare(sList.retrieve(i).getLastName()) == 0){

rank = sList.retrieve(i).getRank();

i = sList.listSize();

}

return rank;

}

int askForRank(){

int uRank;

cout << "Select a Rank from 1-20: ";

cin >> uRank;

return uRank;

}

string askForLastName(){

string uStr;

cout << "What is the Last Name of the Player? ";

cin >> uStr;

return uStr;

}

void question1(SimpleList sList){

int uRank = askForRank();

while(!(checkRank(uRank))){

cout << "Sorry! that player is not available."<< endl;

uRank = askForRank();

}

TennisPlayer t = getPlayerByRank(sList, uRank);

cout << t <<endl;

}

void question2(SimpleList sList){

string uStr = askForLastName();

int rank = getRankFromLName(sList, uStr);

if(rank > 20){

cout << "Sorry! This player is not ranked in our records."<< endl;

}

else cout << uStr << " is ranked number " << rank << endl;

}

void question3(SimpleList sList){

int rank1 = askForRank();

while(!(checkRank(rank1))){

cout << "Sorry! that player is not available."<< endl;

rank1 = askForRank();

}

int rank2 = askForRank();

while(!(checkRank(rank2))){

cout << "Sorry! that player is not available."<< endl;

rank2 = askForRank();

}

TennisPlayer t1 = getPlayerByRank(sList, rank1);

TennisPlayer t2 = getPlayerByRank(sList, rank2);

int points1 = t1.getPoints();

int points2 = t2.getPoints();

int difference = points1 - points2;

if(difference < 0){

difference *= -1;

}

cout << "The players are separated by " << difference;

cout << " points." << endl;

}

string charToStr(char c){

stringstream ss;

string str;

ss << c;

ss >> str;

return str;

}

int stringToInt(string str){

stringstream ss;

int num;

ss << str;

ss >> num;

return num;

}

SimpleListProgram/driver.cpp at master · lmorale4/SimpleListProgram · GitHub

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