reactive-mail-server/backend/src/main/java/com/mailserver/dev/DevController.java

package com.mailserver.dev;

import com.mailserver.service.MailService;
import org.springframework.context.annotation.Profile;
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.RestController;
import reactor.core.publisher.Mono;

import java.util.Map;

/** Dev profile only: put a message into a mailbox without SMTP (any sender — never on a real server). */
@RestController
@Profile("dev")
public class DevController {

    private final MailService mailService;

    public DevController(MailService mailService) {
        this.mailService = mailService;
    }

    @PostMapping("/api/simulate/receive")
    public Mono<ResponseEntity<Map<String, String>>> simulateReceive(@RequestBody Map<String, String> body) {
        return mailService.receiveMessage(body.get("senderEmail"), body.get("senderName"), body.get("recipientEmail"),
                        body.getOrDefault("subject", ""), body.getOrDefault("body", ""), "true".equals(body.get("html")))
                .thenReturn(ResponseEntity.ok(Map.of("message", "Message received")))
                .onErrorResume(e -> Mono.just(ResponseEntity.badRequest().body(Map.of("error", String.valueOf(e.getMessage())))));
    }
}