fixed getAllWaypointsByLocation by changing db field name

src/main/java/ch/progetto152/controller/WaypointController.java

@@ -21,6 +21,7 @@ public class WaypointController {
 
     @GetMapping("/{location}")
     public ResponseEntity<List<WaypointsEntity>> getAllWaypoints(@PathVariable("location") String location) {
+        System.out.println(waypointService.getAllWaypointsByLocation(location));
         List<WaypointsEntity> waypoint = waypointService.getAllWaypointsByLocation(location);
         return new ResponseEntity<>(waypoint, HttpStatus.OK);
     }

src/main/java/ch/progetto152/entity/WaypointsEntity.java

@@ -33,7 +33,7 @@ public class WaypointsEntity {
     @Column(name = "img")
     private String img;
     @Basic
-    @Column(name = "locationName")
+    @Column(name = "location_name")
     private String locationName;
 
     public WaypointsEntity(String name, double lat, double lon, String description, String img, String locationName) {

src/main/java/ch/progetto152/repository/WaypointRepository.java

@@ -2,6 +2,7 @@ package ch.progetto152.repository;
 
 import ch.progetto152.entity.WaypointsEntity;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
 
 import java.util.List;
 import java.util.Optional;
@@ -10,6 +11,6 @@ public interface WaypointRepository extends JpaRepository<WaypointsEntity, Long>
 
     Optional<WaypointsEntity> findWaypointByName(String name);
 
-    List<WaypointsEntity> findAllByLocationName(String locationName);
+    Optional<List<WaypointsEntity>> findAllByLocationName(String locationName);
 
 }

src/main/java/ch/progetto152/services/WaypointService.java

@@ -24,8 +24,8 @@ public class WaypointService {
     }
 
     public List<WaypointsEntity> getAllWaypointsByLocation(String locationName) {
-        List<WaypointsEntity> waypoints = waypointRepository.findAllByLocationName(locationName);
+        List<WaypointsEntity> waypoints = waypointRepository.findAllByLocationName(locationName).orElse(null);
-        if (waypoints.isEmpty()) {
+        if (waypoints.isEmpty() || waypoints == null) {
             return null;
         }else {
             return waypoints;

src/main/resources/mysql.sql

@@ -21,9 +21,9 @@ create table if not exists Waypoints
     lon          double        not null,
     description  varchar(1000) not null,
     img          varchar(1000) not null,
-    locationName varchar(255)  not null,
+    location_name varchar(255)  not null,
     primary key (id),
-    foreign key (LocationName) references Location (location)
+    foreign key (Location_name) references Location (location)
 );
 
 create table if not exists User
@@ -56,19 +56,19 @@ values ('Locarno', 'TI', 46.170794, 8.799534);
 insert into Location (location, region, lat, lon)
 values ('Ascona', 'TI', 46.157320, 8.773882);
 
-insert into Waypoints (name, lat, lon, description, img, LocationName)
+insert into Waypoints (name, lat, lon, description, img, Location_name)
 values ('Cascata Santa Petronilla', 46.35328215446709, 8.97758397155138, 'A',
         'https://www.google.com/images/branding/googlelogo/1x/googlelogo_color_272x92dp.png', 'Biasca');
-insert into Waypoints (name, lat, lon, description, img, LocationName)
+insert into Waypoints (name, lat, lon, description, img, Location_name)
 values ('Casa Küng', 46.363570208549994,  8.963464722308554, 'Descrizione del punto 2',
         'https://www.google.com/images/branding/googlelogo/1x/googlelogo_color_272x92dp.png',
         'Biasca');
-insert into Waypoints (name, lat, lon, description, img, LocationName) values ('Punto 1', 46.123,
+insert into Waypoints (name, lat, lon, description, img, Location_name) values ('Punto 1', 46.123,
                                                                                8.123,
                                                                                'Descrizione del punto 3, un grandissimo',
                                                                                'https://www.google.com/images/branding/googlelogo/1x/googlelogo_color_272x92dp.png',
                                                                                'Lugano');
-insert into Waypoints (id, name, lat, lon, description, img, locationName) values (4, 'Punto 2', 46.123, 8.123,
+insert into Waypoints (id, name, lat, lon, description, img, Location_name) values (4, 'Punto 2', 46.123, 8.123,
                                                                                    'Descrizione del punto 4',
                                                                                    'https://www.google.com/images/branding/googlelogo/1x/googlelogo_color_272x92dp.png',
                                                                                    'Locarno');