Removed obsolete files. Refactored certain files to use newer ones.

src/main/java/com/skycrate/backend/skycrateBackend/security/JwtAuthenticationFilter.java

@@ -2,6 +2,7 @@ package com.skycrate.backend.skycrateBackend.security;
 
 import com.skycrate.backend.skycrateBackend.repository.UserRepository;
 import com.skycrate.backend.skycrateBackend.entity.User;
+import com.skycrate.backend.skycrateBackend.services.JwtService;
 import jakarta.servlet.FilterChain;
 import jakarta.servlet.ServletException;
 import jakarta.servlet.http.HttpServletRequest;

src/main/java/com/skycrate/backend/skycrateBackend/security/JwtService.java

@@ -1,43 +0,0 @@
-package com.skycrate.backend.skycrateBackend.security;
-
-import com.skycrate.backend.skycrateBackend.entity.User;
-import io.jsonwebtoken.*;
-import io.jsonwebtoken.security.Keys;
-import org.springframework.stereotype.Service;
-
-import java.security.Key;
-import java.util.Date;
-
-@Service
-public class JwtService {
-
-    private static final String SECRET = "super-secret-256-bit-key-which-you-should-keep-safe!";
-    private static final long EXPIRATION_MS = 1000 * 60 * 60; // 1 hour
-
-    private final Key key = Keys.hmacShaKeyFor(SECRET.getBytes());
-
-    public String generateToken(User user) {
-        return Jwts.builder()
-                .setSubject(user.getEmail())
-                .setIssuedAt(new Date())
-                .setExpiration(new Date(System.currentTimeMillis() + EXPIRATION_MS))
-                .signWith(key)
-                .compact();
-    }
-
-    public String extractUsername(String token) {
-        return Jwts.parserBuilder().setSigningKey(key).build()
-                .parseClaimsJws(token)
-                .getBody().getSubject();
-    }
-
-    public boolean isTokenValid(String token, User user) {
-        return extractUsername(token).equals(user.getEmail()) && !isTokenExpired(token);
-    }
-
-    public boolean isTokenExpired(String token) {
-        return Jwts.parserBuilder().setSigningKey(key).build()
-                .parseClaimsJws(token)
-                .getBody().getExpiration().before(new Date());
-    }
-}