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// Name: msglm
// Date: Sep 8th, 2022
// Program Name: Vectirs
// Description: Read in a file, output the data to the screen and the student who has the highest credit hours and highest GPA.
#include <iostream>
#include <fstream>
#include <string>
#include <vector>
#include <array>
#include <iomanip>
using namespace std;
//initalizes the file
void initalize(string location, ifstream & fileVar) {
fileVar.open(location);
if (!fileVar) {
cout << "ERROR! " << location << " failed to open!";
exit(1);
}
}
//Takes in the initalized file and turns it into a vector of arrays of strings
vector<array<string, 10>> serializeIntoVecArr(ifstream & fileVar) {
vector<array<string, 10>> studentDataContainer;
studentDataContainer.push_back(array<string, 10>());
int student = 0;
int data = 0;
while(getline(fileVar, studentDataContainer[student][data]) && fileVar.peek() != EOF) {
data = data + 1;
if (data == 10) {
data = 0;
student = student + 1;
//This initializes the next set of arrays
studentDataContainer.push_back(array<string, 10>());
}
}
return studentDataContainer;
}
//Prints out all the data in a tabular format
void allData(vector<array<string, 10>> studentDataContainer) {
//this code repetition is gross
//Perhaps I could have made this cleaner
cout << left << setw(25) << "First Name" << " ";
cout << left << setw(25) << "Last Name" << " ";
cout << left << setw(25) << "T-Number" << " ";
cout << left << setw(25) << "Major" << " ";
cout << left << setw(25) << "Advisor" << " ";
cout << left << setw(25) << "GPA" << " ";
cout << left << setw(25) << "Credit Hours" << " ";
cout << left << setw(25) << "Years until Graduation" << " ";
cout << left << setw(25) << "Hardest Class" << " ";
cout << left << setw(25) << "Easiest Class" << " ";
//C++ 11 range based loops
//I wish I knew about these earlier
for (array<string, 10> student : studentDataContainer) {
cout << endl;
for (string data : student) {
cout << left << setw(25) << data << " ";
}
}
}
void highestCreditHours(vector<array<string, 10>> studentDataContainer) {
cout << "\n\nStudent with highest credit hours:\n";
int highestStudent = 0;
int highest = 0;
//gets the largest using only one pass through
for(int studentPos = 0; studentPos < studentDataContainer.size(); studentPos++) {
for (string data : studentDataContainer[studentPos]) {
if (data[6] > highest) {
highest = data[6];
highestStudent = studentPos;
}
}
}
//Outputs all the data of the largest
for (int dataPos = 0; dataPos < 10; dataPos++) {
cout << left << setw(25) << studentDataContainer[highestStudent][dataPos] << " ";
}
}
//clone of highestCreditHours
void highestGPA(vector<array<string, 10>> studentDataContainer) {
cout << "\n\nStudent with highest GPA \n";
int highestStudent = 0;
int highest = 0;
for(int studentPos = 0; studentPos < studentDataContainer.size(); studentPos++) {
for (string data : studentDataContainer[studentPos]) {
if (data[7] > highest) {
highest = data[7];
highestStudent = studentPos;
}
}
}
for (int dataPos = 0; dataPos < 10; dataPos++) {
cout << left << setw(25) << studentDataContainer[highestStudent][dataPos] << " ";
}
}
int main() {
//Variable declaration
ifstream data;
//"Read in an unknown number of records from an input file and store that data into vector variables for the below"
//
//The data will be going into a vector, but that vector will hold arrays at a fixed size since each student's data will be fixed
//This makes accessing the data infinitely easier
initalize("input.txt", data);
vector<array<string, 10>> serializedVectorArray = serializeIntoVecArr(data);
allData(serializedVectorArray);
highestCreditHours(serializedVectorArray);
highestGPA(serializedVectorArray);
}
/*
This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License Version 3 ONLY as published by the Free Software Foundation.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
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