CS

CS/CS0 Starter_assignment/Course.cs

@@ -0,0 +1,74 @@
+namespace Starter_assignment;
+
+class Course {
+    private List<Student> students = new List<Student>();
+    private Dictionary<string, List<Student>> groups = new Dictionary<string, List<Student>>();
+    private int groupCounter = 1;
+    
+    public void AddStudent(string name, int studentNumber) {
+        name = name.Trim();
+        
+        foreach (Student student in students) {
+            if (student.GetStudentNumber() == studentNumber) {
+                Console.WriteLine("Student number must be unique.");
+                return;
+            }
+        }
+        
+        string groupName = groups.Keys.LastOrDefault();
+        if (groupName == null || groups[groupName].Count >= 3) {
+            groupName = $"PG{groupCounter}";
+            groups[groupName] = new List<Student>();
+            groupCounter++;
+        }
+        
+        Student newStudent = new Student(name, studentNumber, groupName);
+        students.Add(newStudent);
+        groups[groupName].Add(newStudent);
+        Console.WriteLine($"Student {name} added successfully to {groupName}.");
+    }
+    
+    public void ViewAllStudents() {
+        foreach (Student student in students) {
+            Console.WriteLine(student.GetInfo());
+        }
+    }
+
+    public void ViewAllGroups() {
+        foreach (KeyValuePair<string, List<Student>> group in groups) {
+            Console.WriteLine(group.Key);
+        }
+    }
+
+    
+    public void SearchByStudentNumber(int studentNumber) {
+        Student foundStudent = null;
+        foreach (Student student in students) {
+            int currentStudentNumber = student.GetStudentNumber();
+            if (currentStudentNumber == studentNumber) {
+                foundStudent = student;
+                break;
+            }
+        }
+        if (foundStudent != null) {
+            Console.WriteLine(foundStudent.GetInfo());
+        } else {
+            Console.WriteLine("No student found.");
+        }
+    }
+    
+    public void SearchByGroup(string groupName) {
+        if (groups.ContainsKey(groupName)) {
+            foreach (Student student in groups[groupName]) {
+                Console.WriteLine(student.GetInfo());
+            }
+        } else {
+            Console.WriteLine("Group not found.");
+        }
+    }
+    
+    public void ShowStatistics() {
+        Console.WriteLine($"Total students: {students.Count}");
+        Console.WriteLine($"Total groups: {groups.Count}");
+    }
+}