EdExC# Assignment Complex Data Structures

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ModuleThreeAssignment
{
    class Program
    {
        //The structure for student
        public struct Student
        {
            public Student(string name, string currentDegree, string age, double gpa)
            {
                this.Name = name;
                this.CurrentDegree = currentDegree;
                this.Age = age;
                this.Gpa = gpa;
            }
            public string Name;
            public string CurrentDegree;
            public string Age;
            public double Gpa;
        }
        //The structure for Teacher
        public struct Teacher
        {
            public Teacher(string name, string qualification, int age, string department)
            {
                this.Name = name;
                this.Qualiffication = qualification;
                this.Age = age;
                this.Department = department;
            }
            public string Name;
            public string Qualiffication;
            public int Age;
            public string Department;
        }
        //The structure for program
        public struct ProgramInf
        {
        public ProgramInf(string name, DateTime startDate, DateTime endDate, int freePlaces)
        {
            this.Name = name;
            this.StartDate = startDate;
            this.EndDate = endDate;
            this.FreePlaces = freePlaces;
        }
        public string Name;
        public DateTime StartDate;
        public DateTime EndDate;
        public int FreePlaces;
        }

        //The structure for Course
        public struct Course
        {
         public Course(string name, string professor, string department, int credits, string semester)
        {
            this.Name = name;
            this.Professor = professor;
            this.Department = department;
            this.Credits = credits;
            this.Semester = semester;
        }
         public string Name;
         public string Professor;
         public string Department;
         public int Credits;
         public string Semester;
        }


        //The Main
        static void Main(string[] args)
        {
            Console.WriteLine("Please select the type of information you want to receive: student, teacher,  program, course");
            string input = Console.ReadLine();
            if (input == "student")
            {
                StudentInformation();
            }
            else if (input == "teacher")
            {
                TeacherInformation();
            }
            else if (input == "program")
            {
                GetProgramInformation();
            }
            else if(input == "course")
            {
                GetCourseInformation();
            }
        }

        //Group of methods for student
        static void StudentInformation()
        {
            Console.Write("Enter the name: ");
            string name = Console.ReadLine();
            Console.Write("Enter the degree: ");
            string degreeStudent = Console.ReadLine();
            Console.Write("Enter the age: ");
            string age = Console.ReadLine();
            Console.Write("Enter the GPA: ");
            double gpa = double.Parse(Console.ReadLine());
            Student student1 = new Student(name, degreeStudent, age, gpa);
            Console.WriteLine("If you want to check how my array works type: check array. Else just type something other like \"no\"");
            string input1 = Console.ReadLine();
            if (input1 == "check array")
            {
                Student[] studentArray = new Student[1];
                studentArray[0] = student1;
                foreach (var student in studentArray)
                {
                Console.WriteLine("{0} is persuading a degree in {1} and is {2} years-old. Current GPA: {3}", student.Name, student.CurrentDegree, student.Age, student.Gpa);
                }
            }
            else
            {
                PrintStudentInformation(student1.Name, student1.CurrentDegree, student1.Age, student1.Gpa);
            }
        }
        static void PrintStudentInformation(string name, string degree, string age, double gpa)
        {
            Console.WriteLine("{0} is persuading a degree in {1} and is {2} years-old. Current GPA: {3}", name, degree, age, gpa);
        }

        //Group of methods for teacher
        static void TeacherInformation()
        {
            Console.Write("Enter the name: ");
            string name = Console.ReadLine();
            Console.Write("Enter the qualification: ");
            string qualification = Console.ReadLine();
            Console.Write("Enter the age: ");
            int age = int.Parse(Console.ReadLine());
            Console.Write("Enter the Department: ");
            string department = Console.ReadLine();
            Teacher teacher1 = new Teacher(name, qualification, age, department);
            PrintTeacherInformation(teacher1.Name, teacher1.Qualiffication, teacher1.Age, teacher1.Department);
        }
        static void PrintTeacherInformation(string name, string qualification, int age, string department)
        {
            Console.WriteLine("Name: {0}, Qualification: {1}, Age: {2}, Department: {3}", name, qualification, age, department);
        }

        //Group of Methods for Program
        static void GetProgramInformation()
        {
            try
            {
            Console.Write("Enter the name: ");
            string name = Console.ReadLine();
            Console.Write("Enter the Start Date (DD/MM/YYYY): ");
            DateTime start = Convert.ToDateTime(Console.ReadLine());
            Console.Write("Enter the End Date (DD/MM/YYYY): ");
            DateTime end = Convert.ToDateTime(Console.ReadLine());
            Console.Write("Enter the number of Free Places: ");
            int freePlaces = int.Parse(Console.ReadLine());
            ProgramInf programInf1 = new ProgramInf(name, start, end, freePlaces);
            PrintProgramInformation(programInf1.Name, programInf1.StartDate, programInf1.EndDate, programInf1.FreePlaces);
            }
            catch (System.FormatException e)
            {
                Console.WriteLine("Please input the Start and End dates in the valid format!!!");
            }
        }
        static void PrintProgramInformation(string name, DateTime start, DateTime end, int free)
        {
            Console.WriteLine("Name: {0}, Start: {1}, End: {2}, Free Places: {3}", name, start.ToString(), end.ToString(), free.ToString());
        }

        //The Group of Methods for Course
        static void GetCourseInformation()
        {
            Console.Write("Enter the name: ");
            string name = Console.ReadLine();
            Console.Write("Enter the professor: ");
            string professor = Console.ReadLine();
            Console.Write("Enter the department: ");
            string department = Console.ReadLine();
            Console.Write("Enter the number of credits: ");
            int credits = int.Parse(Console.ReadLine());
            Console.Write("Enter the semester, the program is offered: ");
            string semester = Console.ReadLine();
            Course course1 = new Course(name, professor, department, credits, semester);
            PrintCourseInformation(course1.Name, course1.Professor, course1.Department, course1.Credits, course1.Semester);
        }
        static void PrintCourseInformation(string name, string professor, string department, int credits, string semester)
        {
            Console.WriteLine("Name: {0}, Professor: {1}, Department: {2}, Number of Credits it is evaluated: {3}, Semester it is offered: {4}", name, professor, department, credits.ToString(), semester);
        }
    }
}