Students registered satistics

buisnesslogic/src/main/java/com/plannaplan/repositories/CommisionRepository.java

@@ -10,17 +10,15 @@ import org.springframework.data.repository.query.Param;
 import org.springframework.stereotype.Repository;
 
 /**
- *  CommisionRepository.getUsers:
- *      Return list of:
- *      SELECT * FROM Commision WHERE owner_id = i .
+ * CommisionRepository.getUsers: Return list of: SELECT * FROM Commision WHERE
+ * owner_id = i .
  * 
- *      Where i, ?1 are equale to variables. 
+ * Where i, ?1 are equale to variables.
  * 
- *  CommisionRepository.getNewestCommision
- *      Return list of:
- *      SELECT * FROM Commision WHERE owner_id = i Order by commisionDate desc.
+ * CommisionRepository.getNewestCommision Return list of: SELECT * FROM
+ * Commision WHERE owner_id = i Order by commisionDate desc.
  * 
- *      Where i, ?1 are equale to variables.      
+ * Where i, ?1 are equale to variables.
  */
 @Repository
 public interface CommisionRepository extends JpaRepository<Commision, Long> {
@@ -30,4 +28,10 @@ public interface CommisionRepository extends JpaRepository<Commision, Long> {
     @Query("FROM Commision WHERE owner_id = ?1 order by commisionDate desc")
     List<Commision> getNewestCommision(@Param("owner_id") Long id);
 
+    /**
+     * @return ammount of uniqe users that have a commision placed on first array
+     *         element
+     */
+    @Query("SELECT COUNT(DISTINCT owner_id) AS count FROM Commision")
+    Object[] getUsersAssigned();
 }

buisnesslogic/src/main/java/com/plannaplan/services/UserService.java

@@ -8,6 +8,7 @@ import java.util.stream.Collectors;
 import com.plannaplan.entities.User;
 import com.plannaplan.exceptions.UserNotFoundException;
 import com.plannaplan.models.UserApiResponse;
+import com.plannaplan.repositories.CommisionRepository;
 import com.plannaplan.repositories.UserRepository;
 import com.plannaplan.types.UserRoles;
 
@@ -25,6 +26,9 @@ public class UserService {
     @Autowired
     private UsosApiService service;
 
+    @Autowired
+    private CommisionRepository comRepo;
+
     public UserService() {
         super();
     }
@@ -169,4 +173,17 @@ public class UserService {
         }).collect(Collectors.toList());
     }
 
+    /**
+     * @return ammount of how many users created an assignment
+     */
+    public int getAmmountOfUsersWithAssignedGroups() {
+        int response = 0;
+
+        final Object dbResponse = this.comRepo.getUsersAssigned()[0];
+        if (dbResponse != null) {
+            response = ((Long) dbResponse).intValue();
+        }
+        return response;
+    }
+
 }

restservice/src/main/java/com/plannaplan/controllers/StatisticsController.java

@@ -12,8 +12,9 @@ import org.springframework.web.bind.annotation.RestController;
 import io.swagger.annotations.Api;
 
 import com.plannaplan.App;
-import com.plannaplan.responses.models.StatisticCreatedGroupsResponse;
+import com.plannaplan.responses.models.StatisticSimpleNumberResponse;
 import com.plannaplan.services.GroupService;
+import com.plannaplan.services.UserService;
 
 /**
  * Rest controller to enpoint that help deveopler test the app
@@ -29,15 +30,29 @@ public class StatisticsController {
     @Autowired
     private GroupService groupService;
 
+    @Autowired
+    private UserService userService;
+
     /**
      * @return if tour was set
      */
     @PreAuthorize("hasRole('ROLE_DEANERY')")
     @GetMapping(path = "/groups/created")
-    public ResponseEntity<StatisticCreatedGroupsResponse> getGroupsAmmounts() {
-        final StatisticCreatedGroupsResponse response = new StatisticCreatedGroupsResponse(
+    public ResponseEntity<StatisticSimpleNumberResponse> getGroupsAmmounts() {
+        final StatisticSimpleNumberResponse response = new StatisticSimpleNumberResponse(
                 this.groupService.getGroupsAmmount());
         return new ResponseEntity<>(response, HttpStatus.OK);
     }
 
+    /**
+     * @return amount of registered to some groups
+     */
+    @PreAuthorize("hasRole('ROLE_DEANERY')")
+    @GetMapping(path = "/users/registered")
+    public ResponseEntity<StatisticSimpleNumberResponse> getCommisionsAmmounts() {
+        final StatisticSimpleNumberResponse response = new StatisticSimpleNumberResponse(
+                this.userService.getAmmountOfUsersWithAssignedGroups());
+        return new ResponseEntity<>(response, HttpStatus.OK);
+    }
+
 }

restservice/src/main/java/com/plannaplan/responses/models/StatisticCreatedGroupsResponse.java

@@ -1,23 +0,0 @@
-package com.plannaplan.responses.models;
-
-/**
- * Api response for created groups statistics
- */
-public class StatisticCreatedGroupsResponse {
-    private Integer ammount;
-
-    /**
-     * @param ammount created groups
-     */
-    public StatisticCreatedGroupsResponse(Integer ammount) {
-        this.ammount = ammount;
-    }
-
-    /**
-     * @return ammount of created groups
-     */
-    public Integer getAmmount() {
-        return ammount;
-    }
-
-}

restservice/src/main/java/com/plannaplan/responses/models/StatisticSimpleNumberResponse.java

@@ -0,0 +1,23 @@
+package com.plannaplan.responses.models;
+
+/**
+ * Simple api response for number statistics
+ */
+public class StatisticSimpleNumberResponse {
+    private Integer ammount;
+
+    /**
+     * @param ammount to return as api response
+     */
+    public StatisticSimpleNumberResponse(Integer ammount) {
+        this.ammount = ammount;
+    }
+
+    /**
+     * @return ammount
+     */
+    public Integer getAmmount() {
+        return ammount;
+    }
+
+}

restservice/src/test/java/com/plannaplan/controllers/StatisticsControllerTest.java

@@ -23,6 +23,7 @@ import com.plannaplan.types.UserRoles;
 public class StatisticsControllerTest extends AbstractControllerTest {
 
     private static final String GROUP_AMMOUNTS_ENDPOINT = "/api/v1/statistics/groups/created";
+    private static final String USER_ASSIGNED_AMMOUNTS_ENDPOINT = "/api/v1/statistics/users/registered";
 
     @Autowired
     private UserService userService;
@@ -61,4 +62,39 @@ public class StatisticsControllerTest extends AbstractControllerTest {
         mockMvc.perform(get(GROUP_AMMOUNTS_ENDPOINT)).andExpect(status().is4xxClientError());
 
     }
+
+    /* USERS ASSIGNED TESTS */
+
+    @Test
+    public void shouldFailWithWrongAccesRegisteredStudentsAmmount() throws Exception {
+        final String mail = "shouldFailWithWrongAccesRegisteredStudentsAmmount@StatisticsController.test";
+        final User usr = this.userService.save(new User(null, null, mail, UserRoles.TEST_USER));
+
+        final String token = this.userService.login(usr).getToken();
+
+        MockMvc mockMvc = MockMvcBuilders.webAppContextSetup(webApplicationContext).apply(springSecurity()).build();
+        mockMvc.perform(get(USER_ASSIGNED_AMMOUNTS_ENDPOINT).header("Authorization", "Bearer " + token))
+                .andExpect(status().is4xxClientError());
+
+    }
+
+    @Test
+    public void shouldOkGettingRegisteredStudentsAmmount() throws Exception {
+        final String mail = "shouldOkGettingRegisteredStudentsAmmount@StatisticsController.test";
+        final User usr = this.userService.save(new User(null, null, mail, UserRoles.DEANERY));
+
+        final String token = this.userService.login(usr).getToken();
+
+        MockMvc mockMvc = MockMvcBuilders.webAppContextSetup(webApplicationContext).apply(springSecurity()).build();
+        mockMvc.perform(get(USER_ASSIGNED_AMMOUNTS_ENDPOINT).header("Authorization", "Bearer " + token))
+                .andExpect(status().isOk());
+
+    }
+
+    @Test
+    public void shouldFailWithNoTokenRegisteredStudentsAmmount() throws Exception {
+        MockMvc mockMvc = MockMvcBuilders.webAppContextSetup(webApplicationContext).apply(springSecurity()).build();
+        mockMvc.perform(get(USER_ASSIGNED_AMMOUNTS_ENDPOINT)).andExpect(status().is4xxClientError());
+
+    }
 }