Initial commit: mail-server with WebFlux backend and Angular v22 Synthwave frontend

Co-authored-by: Junie <junie@jetbrains.com>
2026-11-05 01:07:29 +01:00
commit 0339413d6e
78 changed files with 6808 additions and 0 deletions
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+package com.mailserver.controller;
+
+import com.mailserver.dto.LoginRequest;
+import com.mailserver.dto.LoginResponse;
+import com.mailserver.domain.User;
+import com.mailserver.service.UserService;
+import com.mailserver.util.JwtUtils;
+import jakarta.validation.Valid;
+import org.springframework.http.ResponseEntity;
+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;
+import reactor.core.publisher.Mono;
+
+import java.util.Map;
+
+@RestController
+@RequestMapping("/api")
+public class AuthenticationController {
+
+    private final UserService userService;
+    private final JwtUtils jwtUtils;
+
+    public AuthenticationController(UserService userService, JwtUtils jwtUtils) {
+        this.userService = userService;
+        this.jwtUtils = jwtUtils;
+    }
+
+    @PostMapping("/login")
+    public Mono<ResponseEntity<?>> login(@Valid @RequestBody Mono<LoginRequest> requestMono) {
+        return requestMono.flatMap(request ->
+            userService.findByEmail(request.getEmail())
+                .switchIfEmpty(Mono.error(new IllegalArgumentException("Invalid credentials")))
+                .flatMap(user -> {
+                    if (!user.isActive()) {
+                        return Mono.just(ResponseEntity.badRequest().body(Map.of("error", "User is deactivated")));
+                    }
+                    if (!userService.checkPassword(user, request.getPassword())) {
+                        return Mono.just(ResponseEntity.badRequest().body(Map.of("error", "Invalid credentials")));
+                    }
+                    String token = jwtUtils.generateToken(user.getEmail());
+                    LoginResponse response = new LoginResponse();
+                    response.setToken(token);
+                    response.setEmail(user.getEmail());
+                    return Mono.just(ResponseEntity.ok(response));
+                })
+                .onErrorResume(IllegalArgumentException.class, e ->
+                    Mono.just(ResponseEntity.badRequest().body(Map.of("error", "Invalid credentials")))
+                )
+        );
+    }
+}