spring security config v1

src/main/java/fr/eni/demo/controller/AuthenticationController.java

@@ -0,0 +1,43 @@
+package fr.eni.demo.controller;
+
+import fr.eni.demo.bll.JwtService;
+import fr.eni.demo.bo.User;
+import lombok.Getter;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.security.authentication.AuthenticationManager;
+import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
+import org.springframework.security.core.Authentication;
+import org.springframework.security.core.AuthenticationException;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping("/api/auth")
+public class AuthenticationController {
+
+    private final AuthenticationManager authManager;
+    private final JwtService jwtService;
+
+    public AuthenticationController(AuthenticationManager authManager, JwtService jwtService) {
+        this.authManager = authManager;
+        this.jwtService = jwtService;
+    }
+
+    @PostMapping("/login")
+    public ResponseEntity<?> login(@RequestBody User user) {
+        try {
+            Authentication auth = authManager.authenticate(
+                    new UsernamePasswordAuthenticationToken(user.getUsername(), user.getPasword())
+            );
+
+            String token = jwtService.generateToken(user.getUsername());
+            return ResponseEntity.ok(token);
+        } catch (AuthenticationException e) {
+            return ResponseEntity.status(HttpStatus.UNAUTHORIZED).build();
+        }
+    }
+}