Max/Backend/CoursesEndpoints (#129)

PLZ FIX

Reviewed-on: #129
Reviewed-by: Wal <karpinskiwal@gmail.com>
Reviewed-by: Debucquoy Anthony <d.tonitch@gmail.com>
Co-authored-by: Bartha Maxime <231026@umons.ac.be>
Co-committed-by: Bartha Maxime <231026@umons.ac.be>

backend/src/main/java/ovh/herisson/Clyde/Services/AuthenticatorService.java

@@ -50,5 +50,18 @@ public class AuthenticatorService {
         return poster.getRole() != Role.Secretary || poster.getRole() != Role.Admin;
     }
 
+    public boolean IsNotIn(Role[] roles, String token){
+        if (token == null)
+            return true;
+
+        User poster = getUserFromToken(token);
+        if (poster == null) return true;
+
+        for (Role r:roles){
+            if (poster.getRole() == r)
+                return false;
+        }
+        return true;
+    }
 }
 

backend/src/main/java/ovh/herisson/Clyde/Services/CourseService.java

@@ -3,6 +3,10 @@ package ovh.herisson.Clyde.Services;
 import org.springframework.stereotype.Service;
 import ovh.herisson.Clyde.Repositories.CourseRepository;
 import ovh.herisson.Clyde.Tables.Course;
+import ovh.herisson.Clyde.Tables.Role;
+import ovh.herisson.Clyde.Tables.User;
+
+import java.util.Map;
 
 @Service
 public class CourseService {
@@ -13,11 +17,39 @@ public class CourseService {
         this.courseRepo = courseRepo;
     }
 
-    public void save(Course course){
-        courseRepo.save(course);
+    public Course save(Course course){
+        return courseRepo.save(course);
     }
 
     public Course findById(long id){
         return courseRepo.findById(id);
     }
+
+    public Course modifyData(long id, Map<String, Object> updates, Role role) {
+        Course target = courseRepo.findById(id);
+
+        if (role == Role.Teacher){
+            for (Map.Entry<String, Object> entry : updates.entrySet()){
+                if (entry.getKey().equals("title")){
+                    target.setTitle((String) entry.getValue());
+                    return courseRepo.save(target);
+                }
+            }
+        }
+
+        for (Map.Entry<String ,Object> entry: updates.entrySet()){
+            switch (entry.getKey()){
+                case "title":
+                    target.setTitle((String) entry.getValue());
+                    break;
+                case "credits":
+                    target.setCredits((Integer) entry.getValue());
+                    break;
+                case "owner":
+                    target.setOwner((User) entry.getValue()); //todo check if is a teacher !
+                    break;
+            }
+        }
+        return courseRepo.save(target);
+    }
 }

backend/src/main/java/ovh/herisson/Clyde/Services/TeacherCourseService.java

@@ -0,0 +1,39 @@
+package ovh.herisson.Clyde.Services;
+
+import org.springframework.stereotype.Controller;
+import ovh.herisson.Clyde.Repositories.TeacherCourseRepository;
+import ovh.herisson.Clyde.Repositories.UserRepository;
+import ovh.herisson.Clyde.Tables.Course;
+import ovh.herisson.Clyde.Tables.TeacherCourse;
+import ovh.herisson.Clyde.Tables.User;
+
+import java.util.ArrayList;
+
+@Controller
+public class TeacherCourseService {
+    private final TeacherCourseRepository teacherCourseRepo;
+
+    private final UserRepository userRepo;
+
+    public TeacherCourseService(TeacherCourseRepository teacherCourseRepo, UserRepository userRepo) {
+        this.teacherCourseRepo = teacherCourseRepo;
+        this.userRepo = userRepo;
+    }
+
+    public boolean saveAll(Iterable<Long> teacherIds, Course course){
+
+        ArrayList<Long> addedIds = new ArrayList<>();
+        for (Long teacherId : teacherIds){
+            User teacher = userRepo.findById((long) teacherId);
+            if ( teacher== null){
+                return false;
+            }
+            if (!addedIds.contains(teacherId))
+            {
+                teacherCourseRepo.save(new TeacherCourse(teacher,course));
+                addedIds.add(teacherId);
+            }
+        }
+        return true;
+    }
+}