add menu

src/CourseRegistrationStarter/Main.java

@@ -1,7 +1,13 @@
 package CourseRegistrationStarter;
+import java.lang.reflect.Field ;
+
+import java.lang.reflect.Field;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Scanner;
 
 public class Main {
-    public static void main(String[] args) {
+    public static void main(String[] args) throws NoSuchFieldException {
         // TODO:
         // 1. Create at least 3 courses
         // 2. Create 1 student
@@ -11,20 +17,76 @@ public class Main {
         // 6. Drop one course
         // 7. Print the final registered course list
         RegistrationSystem reg = new RegistrationSystem() ;
-        Course Ap = new Course("ap" , "1404" , 2 );
-        reg.addCourseToSystem(Ap) ;
+        Course AP = new Course("ap" , "1404" , 2 );
+        reg.addCourseToSystem(AP) ;
         Course DS = new Course("DS" , "2201" , 1 );
         reg.addCourseToSystem(DS);
         Course DB = new Course("Db" , "3301" , 3 );
         reg.addCourseToSystem(DB);
+        Map<String, Course> courseMap = new HashMap<>();
+        courseMap.put("AP", AP);
+        courseMap.put("DS", DS);
+        courseMap.put("DB", DB);
         Student Ali = new Student("ali" , "402222001") ;
-        Ali.addCourse(Ap) ;
-        Ali.addCourse(DB) ;
-        Ali.dropCourse(Ap) ;
-        Ali.showRegisteredCourses();
-        reg.showcapacity();
+
         //test
+        Scanner input = new Scanner(System.in) ;
+
+        int x = 0 ;
+        while (x != 6 ) {
+            System.out.println("menu");
+            System.out.println("1) Add course ");
+            System.out.println("2) drop course ");
+            System.out.println("3) show registered courses");
+            System.out.println("4 ) show all courses");
+            System.out.println("5) Show capacities ");
+            System.out.println("6) exit ");
+            System.out.println("enter your choice ");
+            x = input.nextInt() ;
+            input.nextLine() ;
+            if (x == 1 )
+            {
+                System.out.println("Available courses: AP - DS - DB");
+                String y = input.nextLine().trim();
+                Course selected = courseMap.get(y.toUpperCase());
+                if (selected != null) {
+                    Ali.addCourse(selected);
+                } else {
+                    System.out.println("No");
+                }
+
+            }
+
+            else if (x == 2 ) {
+                System.out.println("courses names : AP - DS - DB");
+                String y = input.nextLine().trim();
+                Course selected = courseMap.get(y.toUpperCase());
+                if (selected != null) {
+                    Ali.addCourse(selected);
+                } else {
+                    System.out.println("No");
+                }
+
+            }
+            else if (x == 3 ) {
+                Ali.showRegisteredCourses();
+
+            }
+            else if (x == 4 )
+            {
+                reg.showAllCourses();
+            } else if (x == 5 ) {
+                reg.showcapacity();
+
+            } else if (x == 6) {
+                continue;
+
+            }
+
+        }
+        }
+
 
 
     }
-}
+

src/CourseRegistrationStarter/RegistrationSystem.java

@@ -66,6 +66,7 @@ public class RegistrationSystem {
     public void showcapacity(){
         for (Course item : courses)
         {
+
             System.out.println(item.getCapacity());
         }
     }

src/CourseRegistrationStarter/Student.java

@@ -35,7 +35,7 @@ public class Student {
         else
         {
             return false ;
-            // test 
+            // test
         }
     }