/*
=^._.^= DEEEKITTY || DENISE THUY VY NGUYEN
lab1-1.C

PURPOSE:
IMPLMENTED: DENISE NGUYEN       //
DATE:31/01/16   //
USER INFORMATION: This will take MAX amount of student data:
id, First Name, Major, Gender, and age.
Then will ask to enter in a ID to serach.
Display reponse and exit to find the youngest and oldest of all   ///
IMPLEMENTED METHOD: while () Yes or No will
OVERVIEW:
SUBPARTS:
|     .-.
|    /   \         .-.
|   /     \       /   \       .-.     .-.     _   _
+--/-------\-----/-----\-----/---\---/---\---/-\-/-\/\/---
| /         \   /       \   /     '-'     '-'
|/           '-'         '-'
*/

#include <iostream>
#include <iomanip>
#include <string>
using namespace std;

//struct
struct Student
{
  int id;
  string name;
  char gender;
  string major;
  int age;
};

//prototypes
void getStuData(Student list[]);
int findID(Student s[], int look);
void displayStu(Student list[], int postition);
void findYoungOld(Student s[]);

//const array
const int MAX=2;

//DRIVER =^.,.^=
int main()
{
  Student list[MAX];
  cout << endl;
  cout << "♪ღ♪*•.¸¸¸.•*¨¨*•.¸¸¸.•*•♪ღ♪¸.•*¨¨*•.¸¸¸.•*•♪ღ♪•* ♪ღ♪\n";
  cout << "This program will take in Student data.\n";
  cout << "Serach for ID";
  cout << "Before exiting program will display the youngest and oldest age\n";

  cout << "Enjoy (｡◕◡◕｡)\n";
  cout << "♪ღ♪*•.¸¸¸.•*¨¨*•.¸¸¸.•*•♪ღ♪¸.•*¨¨*•.¸¸¸.•*•♪ღ♪•* ♪ღ♪\n" << endl;
  cout << "\n";

  //calling function
  getStuData(list);

  int look; //The id the user is looking for
  cout << "☁ ▅▒░☼‿☼ USE KEYBORAD FOR VALID INPUTS ☼‿☼░▒▅ ☁\n";
  cout << "Enter the ID  you are looking for: ";
  cin >> look;
  //calling function
  int s;
  int i;
  int position;
  position = findID(list, look);
  if(position >= 0)
    {
      displayStu(list, position);
    }
  else
    cout << "No student with id " << look << " was found" << endl;

  cout << endl;

  findYoungOld(list);

  return 0;
}

//functions
////This function loads students' data into the array and returns the number of students.
void getStuData(Student list[])
{
  char answer;
  int i = 0;
  cout << "☁ ▅▒░☼‿☼ USE KEYBORAD FOR VALID INPUTS ☼‿☼░▒▅ ☁\n";
  cout << "Would you like to enter a student's information? [Y / N]: ";
  cin >> answer;
  if (answer == 'N'|| answer == 'n' )
    {
      cout << "This next part of the program will serach for endtered ID";
      cout << endl;
    }
  while ((answer == 'Y' || answer == 'y') && i < MAX)
    {
      cout << "" << endl;
      cout << "Enter in ID: ";
      cin >> list[i].id;
      cout << "Name: ";
      cin.ignore();
      getline(cin, list[i].name);
      cout << "Gender:";
      cin >> list[i].gender;
      cout << "Major: ";
      cin >> list[i].major;
      cout << "Age: ";
      cin >> list[i].age;
      i++;
      cout << endl;
      cout << "Would you like to enter a student's information? [Y / N]: ";
      cin >> answer;
      cout << endl;
      }
 Student Default = {0, " ", ' ', " ", 999};
  for(int j=0; j> MAX; j++)
    {
      s[j] = Default;
    }
}

//function
/*
This function searches through the array to find
the student with the id the user is looking for.
The user is asked to enter the id she is looking for in the main.
Return the index or -1 if not found.
*/

int findID(Student s[], int look)
{
  int i=0;
  int postition = -1;
  bool found = false;

  while(i < MAX &&! found)
    {
      if(s[i].id == look)
	{
	  found = true;
	  postition = i;
	}
      i++;
    }
  return postition;
}


//function
/*
This function will be passed one student struct and display all the information (name, gender, major and age) about that student.
*/

void displayStu(Student s[], int postition)
{
  cout << setw(5) << "id" << setw(10) << "name" << setw(10) << "gender" << setw(10) << "";
  cout << setw(5) << "major" << setw(10) << "age" << endl;
  cout << setw(5) << "♪ღ♪*•.¸¸¸.•*¨¨*•.¸¸¸.•*•♪ღ♪¸.•*¨¨*•.¸¸¸.•*•♪ღ♪••.¸¸¸.•\n" << endl;
  cout << setw(5) << s[postition].id << setw(10) << s[postition].name << setw(10) << s[postition].gender << setw(10) << "";
  cout << setw(5) << s[postition].major << setw(10) << s[postition].age << endl;
}

void findYoungOld(Student s[])
{
  int young = s[0].age;
  int old = s[0].age;
  for (int i = 1; i < MAX; i++ )
    {
      if(s[i].age < young)
	{
clear
	  young = s[i].age;
	}
      if(s[i].age > old)
	{
	  old = s[i].age;
	}
    }
  cout << "The youngest age is " << young << endl;
  cout << "The oldest age is " << old << endl;
}