Added login endpoint

server/src/main/java/com/vpr/server/MainController.java

@@ -1,8 +1,11 @@
 package com.vpr.server;
 
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.*;
+import org.springframework.web.server.ResponseStatusException;
 
 import java.sql.Date;
 import java.sql.Time;
@@ -27,7 +30,8 @@ public class MainController {
     // POST-request at /add with request parameter
     // @ResponseBody means the returned String is the response, not a view name
     @PostMapping(path = "/add-user")
-    public @ResponseBody String addNewUser (
+    public @ResponseBody
+    String addNewUser(
             @RequestParam String name,
             @RequestParam String forename,
             @RequestParam String password,
@@ -47,8 +51,22 @@ public class MainController {
         return "Saved";
     }
 
+    @PostMapping(path = "/login")
+    public @ResponseBody
+    String login(
+            @RequestParam String login,
+            @RequestParam String password
+    ) {
+        User user = userRepository.findByLoginAndPassword(login, password);
+        if(user != null){
+            return "" + user.getId();
+        }
+        return "-1";
+    }
+
     @PostMapping(path = "/add-event")
-    public @ResponseBody String addEvent (
+    public @ResponseBody
+    ResponseEntity addEvent(
             @RequestParam Integer userId,
             @RequestParam String date,
             @RequestParam String name,
@@ -58,10 +76,17 @@ public class MainController {
             @RequestParam Boolean isFullDay,
             @RequestParam Boolean isPrivate
     ) {
+        String errorString = "";
 
         com.vpr.server.Event event = new com.vpr.server.Event();
 
+        System.out.println(name.length() + ". name " + name);
+        if (name.length() > 3) {
             event.setName(name);
+        } else {
+            System.out.println("NAME IST ZU KURZ");
+            return new ResponseEntity(HttpStatus.NOT_ACCEPTABLE);
+        }
 
         try {
             SimpleDateFormat simpleDateFormat = new SimpleDateFormat("hh:mm");
@@ -83,10 +108,6 @@ public class MainController {
         event.setFullDay(isFullDay);
         event.setPrivate(isPrivate);
 
-
-        eventRepository.save(event);
-
-
         com.vpr.server.UserEvent userEvent = new com.vpr.server.UserEvent();
 
         try {
@@ -98,7 +119,6 @@ public class MainController {
         }
 
         userEvent.setEvent(event);
-
         long uId = Long.valueOf(userId);
         User user = userRepository.findById(uId);
         userEvent.setUser(user);
@@ -106,12 +126,15 @@ public class MainController {
         System.out.println(userEvent);
         System.out.println(user);
 
+        eventRepository.save(event);
         userEventRepository.save(userEvent);
-        return "Saved";
+
+        return new ResponseEntity(HttpStatus.OK);
     }
 
     @PostMapping(path = "/del-event")
-    public @ResponseBody String addEvent ( @RequestParam Integer eventId ) {
+    public @ResponseBody
+    String addEvent(@RequestParam Integer eventId) {
         eventRepository.deleteUserEventsById(Long.valueOf(eventId));
         eventRepository.deleteById(Long.valueOf(eventId));
         return "Deleted";
@@ -120,20 +143,23 @@ public class MainController {
     // GET-request at /all-users
     // returns JSON-data
     @GetMapping(path = "/all-users")
-    public @ResponseBody Object[] getAllUsers() {
+    public @ResponseBody
+    Object[] getAllUsers() {
         return userRepository.findAllUsernames();
     }
 
     // POST-request at /all-events
     // returns JSON-data
     @PostMapping(path = "/all-events")
-    public @ResponseBody Object[] getAllEvents(@RequestParam long userId) {
+    public @ResponseBody
+    Object[] getAllEvents(@RequestParam long userId) {
         return eventRepository.findAllVisibleByUserId(userId);
     }
 
 
     @GetMapping(path = "/all-events-test")
-    public @ResponseBody Iterable<com.vpr.server.Event> getAllEventsTest() {
+    public @ResponseBody
+    Iterable<com.vpr.server.Event> getAllEventsTest() {
         return eventRepository.findAll();
     }
 

server/src/main/java/com/vpr/server/User.java

@@ -17,6 +17,9 @@ public class User {
     @Column(name="forename", nullable=false)
     private String forename;
 
+    @Column(name="login", nullable=false)
+    private String login;
+
     @Column(name="password", nullable=false)
     private String password;
 
@@ -57,6 +60,14 @@ public class User {
         this.forename = forename;
     }
 
+    public String getLogin() {
+        return login;
+    }
+
+    public void setLogin(String login) {
+        this.login = login;
+    }
+
     public String getPassword() {
         return password;
     }

server/src/main/java/com/vpr/server/UserRepository.java

@@ -16,4 +16,6 @@ public interface UserRepository extends CrudRepository<User, Integer> {
     Object[] findAllUsernames();
 
     com.vpr.server.User findById(long id);
+
+    com.vpr.server.User findByLoginAndPassword(String login, String password);
 }