update controller chunk endpoints

Reviewed-on: #7

build.gradle

@@ -29,13 +29,19 @@ dependencies {
 	implementation 'org.springframework.boot:spring-boot-starter-web'
 	implementation 'org.springframework.security:spring-security-crypto:6.5.3'
 	implementation 'org.mapstruct:mapstruct:1.5.5.Final'
+	implementation 'commons-validator:commons-validator:1.7'
+
 	annotationProcessor 'org.mapstruct:mapstruct-processor:1.5.5.Final'
+	annotationProcessor 'org.projectlombok:lombok'
+
 	compileOnly 'org.projectlombok:lombok'
+
 	developmentOnly 'org.springframework.boot:spring-boot-devtools'
+
 	runtimeOnly 'com.microsoft.sqlserver:mssql-jdbc'
 	runtimeOnly 'com.mysql:mysql-connector-j'
 	runtimeOnly 'org.postgresql:postgresql'
-	annotationProcessor 'org.projectlombok:lombok'
+
 	testImplementation 'org.springframework.boot:spring-boot-starter-test'
 	testImplementation 'org.mockito:mockito-core:5.3.1'
 	testRuntimeOnly 'org.junit.platform:junit-platform-launcher'

src/main/java/ru/soune/no_copy/controller/AuthController.java

@@ -1,58 +0,0 @@
-package ru.soune.no_copy.controller;
-
-import jakarta.validation.Valid;
-import lombok.RequiredArgsConstructor;
-import org.springframework.http.ResponseEntity;
-import org.springframework.web.bind.annotation.*;
-import ru.soune.no_copy.dto.AuthResponse;
-import ru.soune.no_copy.dto.LoginRequest;
-import ru.soune.no_copy.dto.LoginResponse;
-import ru.soune.no_copy.dto.RegisterRequest;
-import ru.soune.no_copy.entity.AuthToken;
-import ru.soune.no_copy.exception.TokenNotFoundException;
-import ru.soune.no_copy.repository.AuthTokenRepository;
-import ru.soune.no_copy.service.AuthService;
-
-import java.util.Map;
-import java.util.Optional;
-
-@RestController
-@RequestMapping("v1/api/auth")
-@RequiredArgsConstructor
-public class AuthController {
-
-    private final AuthService authService;
-
-    private final AuthTokenRepository authTokenRepository;
-
-    @PostMapping("/register")
-    public ResponseEntity<AuthResponse> register(@Valid @RequestBody RegisterRequest registerRequest) {
-        AuthToken authToken = authService.register(registerRequest);
-
-        return ResponseEntity.ok(new AuthResponse(true, "success.user.register", authToken.getToken(),
-                authToken.getExpiresAt()));
-    }
-
-    @PostMapping("/login")
-    public ResponseEntity<LoginResponse> login(@Valid @RequestBody LoginRequest request) {
-        AuthToken login = authService.login(request);
-
-        return ResponseEntity.ok(new LoginResponse(true, login.getUser().getEmail(),
-                login.getToken(),login.getExpiresAt().toString()));
-    }
-
-    @PostMapping("/logout")
-    public ResponseEntity<?> logout(@RequestHeader("Authorization") String tokenHeader) {
-        String token = tokenHeader.replace("Bearer ", "");
-
-        Optional<AuthToken> opToken = authTokenRepository.findByToken(token);
-
-        if (opToken.isEmpty()) {
-            throw new TokenNotFoundException("Token not found");
-        }
-
-        authService.logout(token);
-
-        return ResponseEntity.ok(Map.of("success", true));
-    }
-}

src/main/java/ru/soune/no_copy/controller/file/FileUploadController.java

@@ -1,224 +0,0 @@
-package ru.soune.no_copy.controller.file;
-
-import jakarta.validation.Valid;
-import lombok.RequiredArgsConstructor;
-import lombok.extern.slf4j.Slf4j;
-import org.springframework.http.HttpStatus;
-import org.springframework.http.ResponseEntity;
-import org.springframework.web.bind.annotation.*;
-import org.springframework.web.multipart.MultipartFile;
-import ru.soune.no_copy.dto.file.FileApiResponse;
-import ru.soune.no_copy.dto.file.InitUploadRequest;
-import ru.soune.no_copy.dto.file.UploadProgressResponse;
-import ru.soune.no_copy.entity.AuthToken;
-import ru.soune.no_copy.entity.file.FileType;
-import ru.soune.no_copy.entity.file.FileUploadSession;
-import ru.soune.no_copy.entity.file.UploadStatus;
-import ru.soune.no_copy.exception.FileUploadException;
-import ru.soune.no_copy.exception.NotFoundAuthToken;
-import ru.soune.no_copy.exception.UploadSessionNotFoundException;
-import ru.soune.no_copy.repository.AuthTokenRepository;
-import ru.soune.no_copy.repository.FileUploadSessionRepository;
-import ru.soune.no_copy.service.file.FileUploadService;
-
-import java.util.*;
-
-@Slf4j
-@RestController
-@RequestMapping("/api/files")
-@RequiredArgsConstructor
-public class FileUploadController {
-
-    private final FileUploadService fileUploadService;
-
-    private final AuthTokenRepository authTokenRepository;
-
-    private final FileUploadSessionRepository fileUploadSessionRepository;
-
-    //TODO ADD TEMPLATE JSON, RESPONSE OK,ADD MESSAGE CODE
-    @PostMapping("/init")
-    public ResponseEntity<FileApiResponse<FileUploadSession>> initUpload(@Valid @RequestBody InitUploadRequest request,
-                                                                         @RequestHeader("Authorization") String tokenHeader) {
-        String token = tokenHeader.replace("Bearer ", "");
-
-        Optional<AuthToken> tokenOptional = authTokenRepository.findByToken(token);
-
-        AuthToken authToken = tokenOptional.orElseThrow(() -> new NotFoundAuthToken("Token: " + token + "not found"));
-
-        try {
-            FileUploadSession session = fileUploadService.initUpload(authToken.getUser().getId(), request.getFileName(),
-                    request.getFileType(), request.getExtension(), request.getFileSize());
-
-            return ResponseEntity.ok(FileApiResponse.success(session));
-        } catch (Exception e) {
-            log.error("Error initializing upload", e);
-            return ResponseEntity.badRequest()
-                    .body(FileApiResponse.error(e.getMessage()));
-        }
-    }
-
-    @GetMapping("/file-types")
-    public ResponseEntity<List<FileType>> getFileTypes() {
-        return ResponseEntity.ok(Arrays.asList(FileType.values()));
-    }
-
-
-    @PostMapping("/chunk")
-    public ResponseEntity<FileApiResponse<UploadProgressResponse>> uploadChunk(
-            @RequestParam("uploadId") String uploadId,
-            @RequestParam("chunkNumber") Integer chunkNumber,
-            @RequestParam("chunk") MultipartFile chunk) {
-
-        log.info("Uploading chunk {} for session {}, file size: {} bytes",
-                chunkNumber, uploadId, chunk.getSize());
-
-        if (chunk.isEmpty()) {
-            return ResponseEntity.badRequest()
-                    .body(FileApiResponse.error("Chunk file is empty"));
-        }
-
-        if (uploadId == null || uploadId.isBlank()) {
-            return ResponseEntity.badRequest()
-                    .body(FileApiResponse.error("Upload ID is required"));
-        }
-
-        try {
-            UploadProgressResponse progress = fileUploadService.uploadChunk(
-                    uploadId, chunkNumber, chunk);
-
-            return ResponseEntity.ok(FileApiResponse.success(progress));
-
-        } catch (Exception e) {
-            log.error("Error uploading chunk", e);
-            return ResponseEntity.badRequest()
-                    .body(FileApiResponse.error(e.getMessage()));
-        }
-    }
-
-    @GetMapping("/progress/{uploadId}")
-    public ResponseEntity<FileApiResponse<UploadProgressResponse>> getProgress(
-            @PathVariable String uploadId) {
-
-        try {
-            UploadProgressResponse progress = fileUploadService.getUploadProgress(uploadId);
-            return ResponseEntity.ok(FileApiResponse.success(progress));
-
-        } catch (UploadSessionNotFoundException e) {
-            return ResponseEntity.status(HttpStatus.NOT_FOUND)
-                    .body(FileApiResponse.error("Upload session not found"));
-        } catch (Exception e) {
-            log.error("Error getting progress", e);
-            return ResponseEntity.badRequest()
-                    .body(FileApiResponse.error("Failed to get progress"));
-        }
-    }
-
-    @PostMapping("/{uploadId}/complete")
-    public ResponseEntity<FileApiResponse<UploadProgressResponse>> completeUpload(
-            @PathVariable String uploadId) {
-
-        log.info("Manual completion requested for session: {}", uploadId);
-
-        try {
-            UploadProgressResponse progress = fileUploadService.getUploadProgress(uploadId);
-
-            if (progress.getStatus() == UploadStatus.COMPLETED) {
-                return ResponseEntity.ok(FileApiResponse.success(
-                        "Upload already completed", progress));
-            }
-
-            if (progress.getUploadedChunks() < progress.getTotalChunks()) {
-                return ResponseEntity.badRequest()
-                        .body(FileApiResponse.error(
-                                String.format("Not all chunks uploaded: %d/%d",
-                                        progress.getUploadedChunks(), progress.getTotalChunks())));
-            }
-
-            return ResponseEntity.ok(FileApiResponse.success(
-                    "File assembly in progress", progress));
-
-        } catch (UploadSessionNotFoundException e) {
-            return ResponseEntity.status(HttpStatus.NOT_FOUND)
-                    .body(FileApiResponse.error("Upload session not found"));
-        } catch (Exception e) {
-            log.error("Error completing upload", e);
-            return ResponseEntity.internalServerError()
-                    .body(FileApiResponse.error("Failed to complete upload"));
-        }
-    }
-
-    @PostMapping("/{uploadId}/cancel")
-    public ResponseEntity<FileApiResponse<Void>> cancelUpload(
-            @PathVariable String uploadId) {
-
-        log.info("Cancelling upload session: {}", uploadId);
-
-        try {
-            fileUploadService.cancelUpload(uploadId);
-            return ResponseEntity.ok(FileApiResponse.success(
-                    "Upload cancelled successfully", null));
-
-        } catch (UploadSessionNotFoundException e) {
-            return ResponseEntity.status(HttpStatus.NOT_FOUND)
-                    .body(FileApiResponse.error("Upload session not found"));
-        } catch (FileUploadException e) {
-            return ResponseEntity.badRequest()
-                    .body(FileApiResponse.error(e.getMessage()));
-        } catch (Exception e) {
-            log.error("Error cancelling upload", e);
-            return ResponseEntity.internalServerError()
-                    .body(FileApiResponse.error("Failed to cancel upload"));
-        }
-    }
-
-    @PostMapping("/{uploadId}/retry")
-    public ResponseEntity<FileApiResponse<UploadProgressResponse>> retryUpload(
-            @PathVariable String uploadId) {
-
-        log.info("Retry requested for failed upload: {}", uploadId);
-
-        try {
-            fileUploadService.retryFailedUpload(uploadId);
-            UploadProgressResponse progress = fileUploadService.getUploadProgress(uploadId);
-
-            return ResponseEntity.ok(FileApiResponse.success(
-                    "Upload retry initiated", progress));
-
-        } catch (UploadSessionNotFoundException e) {
-            return ResponseEntity.status(HttpStatus.NOT_FOUND)
-                    .body(FileApiResponse.error("Upload session not found"));
-        } catch (FileUploadException e) {
-            return ResponseEntity.badRequest()
-                    .body(FileApiResponse.error(e.getMessage()));
-        } catch (Exception e) {
-            log.error("Error retrying upload", e);
-            return ResponseEntity.internalServerError()
-                    .body(FileApiResponse.error("Failed to retry upload"));
-        }
-    }
-
-    @GetMapping("/{uploadId}/chunks")
-    public ResponseEntity<FileApiResponse<Map<Integer, Boolean>>> getChunkStatus(
-            @PathVariable String uploadId) {
-
-        try {
-            FileUploadSession session = fileUploadSessionRepository.findById(uploadId)
-                    .orElseThrow(() -> new UploadSessionNotFoundException(uploadId));
-
-            Map<Integer, Boolean> chunkStatus = new HashMap<>();
-            for (int i = 0; i < session.getTotalChunks(); i++) {
-                chunkStatus.put(i, session.getChunkPaths().containsKey(i));
-            }
-
-            return ResponseEntity.ok(FileApiResponse.success(chunkStatus));
-
-        } catch (UploadSessionNotFoundException e) {
-            return ResponseEntity.status(HttpStatus.NOT_FOUND)
-                    .body(FileApiResponse.error("Upload session not found"));
-        } catch (Exception e) {
-            log.error("Error getting chunk status", e);
-            return ResponseEntity.internalServerError()
-                    .body(FileApiResponse.error("Failed to get chunk status"));
-        }
-    }
-}

src/main/java/ru/soune/no_copy/dto/AuthResponse.java

@@ -1,10 +0,0 @@
-package ru.soune.no_copy.dto;
-
-import java.time.LocalDateTime;
-
-public record AuthResponse (
-        boolean success,
-        String message,
-        String token,
-        LocalDateTime expiresAt
-) {}

src/main/java/ru/soune/no_copy/dto/LoginResponse.java

@@ -1,14 +0,0 @@
-package ru.soune.no_copy.dto;
-
-import lombok.AllArgsConstructor;
-import lombok.Data;
-import ru.soune.no_copy.entity.User;
-
-@Data
-@AllArgsConstructor
-public class LoginResponse {
-    private boolean success;
-    private String email;
-    private String token;
-    private String expiresAt;
-}

src/main/java/ru/soune/no_copy/dto/RegisterRequest.java

@@ -1,40 +0,0 @@
-package ru.soune.no_copy.dto;
-
-import com.fasterxml.jackson.annotation.JsonFormat;
-import jakarta.validation.constraints.Email;
-import jakarta.validation.constraints.NotBlank;
-import jakarta.validation.constraints.Past;
-import jakarta.validation.constraints.Size;
-import org.springframework.format.annotation.DateTimeFormat;
-import ru.soune.no_copy.entity.GenderType;
-import ru.soune.no_copy.entity.SubscriptionType;
-
-import java.time.LocalDate;
-
-public record RegisterRequest(
-        @NotBlank(message = "error.name.length")
-        String fullName,
-
-        String companyName,
-
-        @Size(min = 11, max = 14)
-        String phone,
-
-        @NotBlank(message = "error.not.blank")
-        @Email(message = "error.not.email")
-        @Size(max = 128)
-        String email,
-
-        @DateTimeFormat(pattern = "dd-MM-yyyy")
-        @JsonFormat(pattern = "dd-MM-yyyy")
-        @Past
-        LocalDate birthday,
-
-        @NotBlank(message = "error.not.blank")
-        @Size(min = 8)
-        String password,
-
-        SubscriptionType subscriptionType,
-
-        GenderType genderType
-) {}

src/main/java/ru/soune/no_copy/exception/UserAlreadyExistsException.java

@@ -1,7 +0,0 @@
-package ru.soune.no_copy.exception;
-
-public class UserAlreadyExistsException extends RuntimeException {
-    public UserAlreadyExistsException(String message) {
-        super(message);
-    }
-}

src/main/java/ru/soune/nocopy/NoCopyApplication.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy;
+package ru.soune.nocopy;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;

src/main/java/ru/soune/nocopy/configuration/ApplicationConfig.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.configuration;
+package ru.soune.nocopy.configuration;
 
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.context.annotation.Bean;

src/main/java/ru/soune/nocopy/configuration/JacksonConfig.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.configuration;
+package ru.soune.nocopy.configuration;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.SerializationFeature;

src/main/java/ru/soune/nocopy/configuration/JpaConfiguration.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.configuration;
+package ru.soune.nocopy.configuration;
 
 import org.springframework.context.annotation.Configuration;
 import org.springframework.data.jpa.repository.config.EnableJpaAuditing;

src/main/java/ru/soune/nocopy/configuration/SubscriptionConfig.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.configuration;
+package ru.soune.nocopy.configuration;
 
 import lombok.Getter;
 import org.springframework.boot.context.properties.ConfigurationProperties;

src/main/java/ru/soune/nocopy/configuration/file/AsyncConfig.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.configuration.file;
+package ru.soune.nocopy.configuration.file;
 
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;

src/main/java/ru/soune/nocopy/controller/ApiController.java

@@ -0,0 +1,264 @@
+package ru.soune.nocopy.controller;
+
+import jakarta.annotation.PostConstruct;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.context.ApplicationContext;
+import org.springframework.http.ResponseEntity;
+import org.springframework.validation.BindingResult;
+import org.springframework.validation.FieldError;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
+import ru.soune.nocopy.dto.BaseRequest;
+import ru.soune.nocopy.dto.BaseResponse;
+import ru.soune.nocopy.dto.MessageCode;
+import ru.soune.nocopy.dto.RegAnswer;
+import ru.soune.nocopy.dto.file.ChunkUploadResponse;
+import ru.soune.nocopy.dto.file.CompleteUploadResponse;
+import ru.soune.nocopy.dto.file.UploadProgress;
+import ru.soune.nocopy.entity.file.UploadStatus;
+import ru.soune.nocopy.exception.NotValidFieldException;
+import ru.soune.nocopy.exception.ValidationException;
+import ru.soune.nocopy.handler.FileUploadHandler;
+import ru.soune.nocopy.handler.LoginRequestHandler;
+import ru.soune.nocopy.handler.RegRequestHandler;
+import ru.soune.nocopy.handler.RequestHandler;
+import ru.soune.nocopy.service.file.FileUploadService;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
+
+@Slf4j
+@RestController
+@RequestMapping("/api")
+@RequiredArgsConstructor
+public class ApiController {
+    private final ApplicationContext applicationContext;
+    private final FileUploadService fileUploadService;
+
+    private Map<Integer, RequestHandler> handlers = new HashMap<>();
+
+    @PostConstruct
+    public void init() {
+        RegRequestHandler regHandler = applicationContext.getBean(RegRequestHandler.class);
+        LoginRequestHandler loginHandler = applicationContext.getBean(LoginRequestHandler.class);
+        FileUploadHandler fileUploadHandler = applicationContext.getBean(FileUploadHandler.class);
+
+        handlers.put(20004, fileUploadHandler);
+        handlers.put(20002, regHandler);
+        handlers.put(20001, loginHandler);
+    }
+
+    @PostMapping("/v{version}/data")
+    public ResponseEntity<?> handlePostRequest(@RequestBody BaseRequest request,
+                                               @PathVariable("version") int version) {
+        Integer msgId = request.getMsgId();
+        BaseResponse response;
+
+        try {
+            RequestHandler handler = handlers.get(msgId);
+
+            if (handler == null) {
+                response = new BaseResponse(msgId,
+                        MessageCode.MSG_ID_NOT_FOUND.getCode(),
+                        MessageCode.MSG_ID_NOT_FOUND.getDescription(),
+                        new HashMap<>());
+            } else {
+                response = handler.handle(request);
+            }
+
+            return ResponseEntity.ok().body(response);
+        } catch (ValidationException e) {
+            return createValidationErrorResponse(e.getBindingResult(), e.getMsgId());
+        } catch (NotValidFieldException e) {
+            throw e;
+        } catch (Exception e) {
+            log.error("Handler execution failed for msgId: {}", msgId, e);
+
+            BaseResponse errorResponse = new BaseResponse(msgId,
+                    MessageCode.INVALID_JSON_BODY.getCode(),
+                    MessageCode.INVALID_JSON_BODY.getDescription(),
+                    new HashMap<>());
+
+            return ResponseEntity.ok().body(errorResponse);
+        }
+    }
+
+    @PostMapping("/v{version}/files/chunk")
+    public ResponseEntity<BaseResponse> uploadChunk(
+            @PathVariable("version") int version,
+            @RequestParam("upload_id") String uploadId,
+            @RequestParam("chunk_number") Integer chunkNumber,
+            @RequestParam("chunk") MultipartFile chunk) {
+
+        log.info("Uploading chunk {} for session {}, file size: {} bytes, version: {}",
+                chunkNumber, uploadId, chunk.getSize(), version);
+
+        if (chunk.isEmpty()) {
+            return ResponseEntity.ok().body(new BaseResponse(20004, MessageCode.FILE_UPLOAD_ERROR.getCode(),
+                    "Chunk file is empty", null));
+        }
+
+        if (uploadId == null || uploadId.isBlank()) {
+            return ResponseEntity.ok().body(new BaseResponse(20004, MessageCode.FILE_UPLOAD_ERROR.getCode(),
+                    "Upload ID is required", null));
+        }
+
+        if (chunkNumber == null || chunkNumber < 0) {
+            return ResponseEntity.ok().body(new BaseResponse(20004, MessageCode.FILE_UPLOAD_ERROR.getCode(),
+                    "Valid chunk number is required", null));
+        }
+
+        try {
+            fileUploadService.uploadChunk(uploadId, chunkNumber, chunk);
+
+            ChunkUploadResponse responseBody = ChunkUploadResponse.builder()
+                    .uploadId(uploadId)
+                    .chunkNumber(chunkNumber)
+                    .chunkSize(chunk.getSize())
+                    .message("Chunk uploaded successfully")
+                    .build();
+
+            return ResponseEntity.ok().body(new BaseResponse(20004, MessageCode.SUCCESS.getCode(),
+                    "Chunk uploaded successfully", responseBody));
+
+        } catch (Exception e) {
+            log.error("Error uploading chunk", e);
+
+            ChunkUploadResponse responseBody = ChunkUploadResponse.builder()
+                    .uploadId(uploadId)
+                    .chunkNumber(chunkNumber)
+                    .build();
+
+            return ResponseEntity.ok().body(new BaseResponse(
+                    20004, MessageCode.FILE_UPLOAD_ERROR.getCode(),
+                    "Failed to upload chunk: " + e.getMessage(), responseBody));
+        }
+    }
+
+    @GetMapping("/v{version}/files/progress/{uploadId}")
+    public ResponseEntity<BaseResponse> getUploadProgress(
+            @PathVariable("version") int version,
+            @PathVariable String uploadId) {
+
+        log.info("Getting progress for upload session: {}, version: {}", uploadId, version);
+
+        try {
+            var progress = fileUploadService.getUploadProgress(uploadId);
+
+            UploadProgress responseBody = UploadProgress.builder()
+                    .uploadId(progress.getUploadId())
+                    .fileName(progress.getFileName())
+                    .totalChunks(progress.getTotalChunks())
+                    .uploadedChunks(progress.getUploadedChunks())
+                    .status(progress.getStatus().toString())
+                    .progressPercentage(progress.getProgressPercentage())
+                    .filePath(progress.getFilePath())
+                    .remainingChunks(progress.getTotalChunks() - progress.getUploadedChunks())
+                    .build();
+
+            return ResponseEntity.ok().body(new BaseResponse(
+                    20004, MessageCode.SUCCESS.getCode(), MessageCode.SUCCESS.getDescription(), responseBody));
+
+        } catch (Exception e) {
+            log.error("Error getting progress for upload: {}", uploadId, e);
+
+            UploadProgress responseBody = UploadProgress.builder()
+                    .uploadId(uploadId)
+                    .build();
+
+            return ResponseEntity.ok().body(new BaseResponse(
+                    20004, MessageCode.FILE_UPLOAD_ERROR.getCode(),
+                    "Failed to get upload progress: " + e.getMessage(), responseBody));
+        }
+    }
+
+    @PostMapping("/v{version}/files/{uploadId}/complete")
+    public ResponseEntity<BaseResponse> completeUpload(
+            @PathVariable("version") int version,
+            @PathVariable String uploadId) {
+
+        log.info("Completing upload session: {}, version: {}", uploadId, version);
+
+        try {
+            var progress = fileUploadService.getUploadProgress(uploadId);
+
+            if (progress.getStatus() == UploadStatus.COMPLETED) {
+                CompleteUploadResponse responseBody = CompleteUploadResponse.builder()
+                        .uploadId(progress.getUploadId())
+                        .status(progress.getStatus().toString())
+                        .uploadedChunks(progress.getUploadedChunks())
+                        .totalChunks(progress.getTotalChunks())
+                        .message("Upload already completed")
+                        .filePath(progress.getFilePath())
+                        .build();
+
+                return ResponseEntity.ok().body(new BaseResponse(20004, MessageCode.SUCCESS.getCode(),
+                        "Upload already completed", responseBody));
+            }
+
+            if (progress.getUploadedChunks() < progress.getTotalChunks()) {
+                CompleteUploadResponse responseBody = CompleteUploadResponse.builder()
+                        .uploadId(progress.getUploadId())
+                        .status(progress.getStatus().toString())
+                        .uploadedChunks(progress.getUploadedChunks())
+                        .totalChunks(progress.getTotalChunks())
+                        .message("Not all chunks uploaded")
+                        .build();
+
+                return ResponseEntity.ok().body(new BaseResponse(20004, MessageCode.INCOMPLETE_UPLOAD.getCode(),
+                        "Not all chunks uploaded", responseBody));
+            }
+
+            CompleteUploadResponse responseBody = CompleteUploadResponse.builder()
+                    .uploadId(progress.getUploadId())
+                    .status(progress.getStatus().toString())
+                    .uploadedChunks(progress.getUploadedChunks())
+                    .totalChunks(progress.getTotalChunks())
+                    .message("File assembly in progress")
+                    .build();
+
+            return ResponseEntity.ok().body(new BaseResponse(20004, MessageCode.SUCCESS.getCode(),
+                    "File assembly in progress", responseBody));
+
+        } catch (Exception e) {
+            log.error("Error completing upload: {}", uploadId, e);
+
+            CompleteUploadResponse responseBody = CompleteUploadResponse.builder()
+                    .uploadId(uploadId)
+                    .build();
+
+            return ResponseEntity.ok().body(new BaseResponse(20004, MessageCode.FILE_UPLOAD_ERROR.getCode(),
+                    "Failed to complete upload: " + e.getMessage(), responseBody));
+        }
+    }
+
+    private ResponseEntity<BaseResponse> createValidationErrorResponse(BindingResult bindingResult, Integer msgId) {
+        List<Map<String, String>> fieldErrors = bindingResult.getFieldErrors()
+                .stream()
+                .map(this::createErrorDetail)
+                .collect(Collectors.toList());
+
+        RegAnswer regAnswer = new RegAnswer();
+        regAnswer.setFieldErrors(fieldErrors);
+
+        return ResponseEntity.ok().body(new BaseResponse(msgId, MessageCode.INVALID_FIELD.getCode(),
+                MessageCode.INVALID_FIELD.getDescription(), regAnswer));
+    }
+
+    private Map<String, String> createErrorDetail(FieldError fieldError) {
+        Map<String, String> errorDetail = new HashMap<>();
+        errorDetail.put("field", fieldError.getField());
+        errorDetail.put("code", fieldError.getCode() != null ? fieldError.getCode() : "VALIDATION_ERROR");
+        errorDetail.put("message", fieldError.getDefaultMessage());
+
+        if (fieldError.getRejectedValue() != null &&
+                !fieldError.getField().toLowerCase().contains("password")) {
+            errorDetail.put("rejected_value", fieldError.getRejectedValue().toString());
+        }
+
+        return errorDetail;
+    }
+}

src/main/java/ru/soune/nocopy/controller/AuthController.java

@@ -0,0 +1,37 @@
+package ru.soune.nocopy.controller;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+import ru.soune.nocopy.entity.AuthToken;
+import ru.soune.nocopy.exception.TokenNotFoundException;
+import ru.soune.nocopy.repository.AuthTokenRepository;
+import ru.soune.nocopy.service.AuthService;
+
+import java.util.Map;
+import java.util.Optional;
+
+@RestController
+@RequestMapping("v1/api/auth")
+@RequiredArgsConstructor
+public class AuthController {
+
+    private final AuthService authService;
+
+    private final AuthTokenRepository authTokenRepository;
+
+    @PostMapping("/logout")
+    public ResponseEntity<?> logout(@RequestHeader("Authorization") String tokenHeader) {
+        String token = tokenHeader.replace("Bearer ", "");
+
+        Optional<AuthToken> opToken = authTokenRepository.findByToken(token);
+
+        if (opToken.isEmpty()) {
+            throw new TokenNotFoundException("Token not found");
+        }
+
+        authService.logout(token);
+
+        return ResponseEntity.ok(Map.of("success", true));
+    }
+}

src/main/java/ru/soune/nocopy/controller/HealtCheckController.java

@@ -1,11 +1,10 @@
-package ru.soune.no_copy.controller;
+package ru.soune.nocopy.controller;
 
-import org.apache.coyote.Response;
 import org.springframework.http.HttpStatus;
 import org.springframework.web.bind.annotation.*;
 
 @RestController
-@RequestMapping("/api")
+@RequestMapping("check/api")
 public class HealtCheckController {
 
     @GetMapping("/healt")

src/main/java/ru/soune/nocopy/controller/UserContentController.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.controller;
+package ru.soune.nocopy.controller;
 
 import lombok.AllArgsConstructor;
 import org.springframework.web.bind.annotation.RequestMapping;

src/main/java/ru/soune/nocopy/controller/UserController.java

@@ -1,19 +1,19 @@
-package ru.soune.no_copy.controller;
+package ru.soune.nocopy.controller;
 
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
-import ru.soune.no_copy.dto.ChangePasswordRequest;
+import ru.soune.nocopy.dto.ChangePasswordRequest;
-import ru.soune.no_copy.dto.UserDTO;
+import ru.soune.nocopy.dto.UserDTO;
-import ru.soune.no_copy.dto.UserRequest;
+import ru.soune.nocopy.dto.UserRequest;
-import ru.soune.no_copy.entity.AuthToken;
+import ru.soune.nocopy.entity.AuthToken;
-import ru.soune.no_copy.entity.User;
+import ru.soune.nocopy.entity.User;
-import ru.soune.no_copy.exception.InvalidUserEmail;
+import ru.soune.nocopy.exception.InvalidUserEmail;
-import ru.soune.no_copy.exception.NotFoundAuthToken;
+import ru.soune.nocopy.exception.NotFoundAuthToken;
-import ru.soune.no_copy.mapper.UserMapper;
+import ru.soune.nocopy.mapper.UserMapper;
-import ru.soune.no_copy.repository.AuthTokenRepository;
+import ru.soune.nocopy.repository.AuthTokenRepository;
-import ru.soune.no_copy.repository.UserRepository;
+import ru.soune.nocopy.repository.UserRepository;
-import ru.soune.no_copy.service.UserService;
+import ru.soune.nocopy.service.UserService;
 
 import java.util.List;
 import java.util.Optional;

src/main/java/ru/soune/nocopy/controller/file/FileUploadController.java

@@ -0,0 +1,65 @@
+package ru.soune.nocopy.controller.file;
+
+import jakarta.validation.Valid;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
+import ru.soune.nocopy.dto.file.FileApiResponse;
+import ru.soune.nocopy.dto.file.InitUploadRequest;
+import ru.soune.nocopy.dto.file.UploadProgressResponse;
+import ru.soune.nocopy.entity.AuthToken;
+import ru.soune.nocopy.entity.file.FileType;
+import ru.soune.nocopy.entity.file.FileUploadSession;
+import ru.soune.nocopy.entity.file.UploadStatus;
+import ru.soune.nocopy.exception.FileUploadException;
+import ru.soune.nocopy.exception.NotFoundAuthToken;
+import ru.soune.nocopy.exception.UploadSessionNotFoundException;
+import ru.soune.nocopy.repository.AuthTokenRepository;
+import ru.soune.nocopy.repository.FileUploadSessionRepository;
+import ru.soune.nocopy.service.file.FileUploadService;
+
+import java.util.*;
+
+@Slf4j
+@RestController
+@RequestMapping("/api/files")
+@RequiredArgsConstructor
+public class FileUploadController {
+
+    private final FileUploadService fileUploadService;
+
+    @PostMapping("/chunk")
+    public ResponseEntity<FileApiResponse<UploadProgressResponse>> uploadChunk(
+            @RequestParam("uploadId") String uploadId,
+            @RequestParam("chunkNumber") Integer chunkNumber,
+            @RequestParam("chunk") MultipartFile chunk) {
+
+        log.info("Uploading chunk {} for session {}, file size: {} bytes",
+                chunkNumber, uploadId, chunk.getSize());
+
+        if (chunk.isEmpty()) {
+            return ResponseEntity.badRequest()
+                    .body(FileApiResponse.error("Chunk file is empty"));
+        }
+
+        if (uploadId == null || uploadId.isBlank()) {
+            return ResponseEntity.badRequest()
+                    .body(FileApiResponse.error("Upload ID is required"));
+        }
+
+        try {
+            UploadProgressResponse progress = fileUploadService.uploadChunk(
+                    uploadId, chunkNumber, chunk);
+
+            return ResponseEntity.ok(FileApiResponse.success(progress));
+
+        } catch (Exception e) {
+            log.error("Error uploading chunk", e);
+            return ResponseEntity.badRequest()
+                    .body(FileApiResponse.error(e.getMessage()));
+        }
+    }
+}

src/main/java/ru/soune/nocopy/dto/BaseRequest.java

@@ -0,0 +1,16 @@
+package ru.soune.nocopy.dto;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Data;
+
+@Data
+public class BaseRequest {
+    @JsonProperty("version")
+    Integer version;
+
+    @JsonProperty("msg_id")
+    Integer msgId;
+
+    @JsonProperty("message_body")
+    Object messageBody;
+}

src/main/java/ru/soune/nocopy/dto/BaseResponse.java

@@ -0,0 +1,21 @@
+package ru.soune.nocopy.dto;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+
+@Data
+@AllArgsConstructor
+public class BaseResponse {
+    @JsonProperty("msg_id")
+    private Integer msgId;
+
+    @JsonProperty("message_code")
+    private Integer messageCode;
+
+    @JsonProperty("message_desc")
+    private String messageDesc;
+
+    @JsonProperty("message_body")
+    private Object messageBody;
+}

src/main/java/ru/soune/nocopy/dto/ChangePasswordRequest.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.dto;
+package ru.soune.nocopy.dto;
 
 import lombok.AllArgsConstructor;
 import lombok.Data;

src/main/java/ru/soune/nocopy/dto/LogOutAnswer.java

@@ -0,0 +1,17 @@
+package ru.soune.nocopy.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.List;
+import java.util.Map;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class LogOutAnswer {
+    private String Token;
+
+    private List<Map<String, String>> fieldErrors;
+}

src/main/java/ru/soune/nocopy/dto/LoginAnswer.java

@@ -0,0 +1,17 @@
+package ru.soune.nocopy.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.List;
+import java.util.Map;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class LoginAnswer {
+    private String Token;
+
+    private List<Map<String, String>> fieldErrors;
+}

src/main/java/ru/soune/nocopy/dto/LoginRequest.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.dto;
+package ru.soune.nocopy.dto;
 
 import jakarta.validation.constraints.Email;
 import jakarta.validation.constraints.NotBlank;

src/main/java/ru/soune/nocopy/dto/MessageCode.java

@@ -0,0 +1,35 @@
+package ru.soune.nocopy.dto;
+
+public enum MessageCode {
+    SUCCESS(0, "Operation successful"),
+    REG_EMAIL_EXISTS(1, "Email already registered"),
+    REG_EMAIL_OR_PHONE_EXISTS(1, "Email or phone already registered"),
+    INVALID_FIELD(2, "Invalid field"),
+    INVALID_TOKEN(2, "Invalid token"),
+    INVALID_ACTION(2, "Invalid action"),
+    FILE_UPLOAD_ERROR(2, "File upload error"),
+    INVALID_JSON_BODY(2, "Invalid fields in JSON object"),
+    INCOMPLETE_UPLOAD(2, "Not load all chunks"),
+    MSG_ID_NOT_FOUND(4, "Message id not found"),
+
+    AUTH_EMAIL_NOT_FOUND(4, "Email not found"),
+    FILE_NOT_FOUND(4, "File not found"),
+    AUTH_PASSWORD_NOT_MATCHES(2, "Password does not match");
+
+    private final Integer code;
+
+    private final String description;
+
+    MessageCode(Integer code, String description) {
+        this.code = code;
+        this.description = description;
+    }
+
+    public Integer getCode() {
+        return code;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+}

src/main/java/ru/soune/nocopy/dto/RegAnswer.java

@@ -0,0 +1,17 @@
+package ru.soune.nocopy.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.List;
+import java.util.Map;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class RegAnswer {
+    private String Token;
+
+    private List<Map<String, String>> fieldErrors;
+}

src/main/java/ru/soune/nocopy/dto/RegRequest.java

@@ -0,0 +1,25 @@
+package ru.soune.nocopy.dto;
+
+import jakarta.validation.constraints.*;
+import lombok.Data;
+
+
+@Data
+public class RegRequest {
+    @NotEmpty(message = "Full name is required")
+    private String fullName;
+
+    private String companyName;
+
+    @Size(min = 11, max = 14, message = "Phone must be 11-14 digits")
+    private String phone;
+
+    @NotBlank(message = "Email is required")
+    @Email(message = "Invalid email format")
+    @Size(max = 128, message = "Email too long")
+    private String email;
+
+    @NotBlank(message = "Password is required")
+    @Size(min = 8, message = "Password must be at least 8 characters")
+    private String password;
+}

src/main/java/ru/soune/nocopy/dto/UserContentDTO.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.dto;
+package ru.soune.nocopy.dto;
 
 import lombok.Data;
 

src/main/java/ru/soune/nocopy/dto/UserContentRequest.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.dto;
+package ru.soune.nocopy.dto;
 
 import jakarta.validation.constraints.Email;
 import jakarta.validation.constraints.NotBlank;

src/main/java/ru/soune/nocopy/dto/UserContentResponse.java

@@ -1,7 +1,7 @@
-package ru.soune.no_copy.dto;
+package ru.soune.nocopy.dto;
 
-import ru.soune.no_copy.entity.ContentStatus;
+import ru.soune.nocopy.entity.ContentStatus;
-import ru.soune.no_copy.entity.file.FileType;
+import ru.soune.nocopy.entity.file.FileType;
 
 import java.time.LocalDateTime;
 

src/main/java/ru/soune/nocopy/dto/UserContentUpdateRequest.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.dto;
+package ru.soune.nocopy.dto;
 
 import jakarta.validation.constraints.Email;
 import jakarta.validation.constraints.NotBlank;

src/main/java/ru/soune/nocopy/dto/UserDTO.java

@@ -1,11 +1,11 @@
-package ru.soune.no_copy.dto;
+package ru.soune.nocopy.dto;
 
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
 import lombok.NoArgsConstructor;
-import ru.soune.no_copy.entity.GenderType;
+import ru.soune.nocopy.entity.GenderType;
-import ru.soune.no_copy.entity.SubscriptionType;
+import ru.soune.nocopy.entity.SubscriptionType;
 
 import java.time.LocalDate;
 import java.time.LocalDateTime;

src/main/java/ru/soune/nocopy/dto/UserRequest.java

@@ -1,14 +1,13 @@
-package ru.soune.no_copy.dto;
+package ru.soune.nocopy.dto;
 
 import com.fasterxml.jackson.annotation.JsonFormat;
 import jakarta.validation.constraints.Email;
 import jakarta.validation.constraints.Past;
 import jakarta.validation.constraints.Size;
 import lombok.Data;
-import ru.soune.no_copy.entity.GenderType;
+import ru.soune.nocopy.entity.GenderType;
 
 import java.time.LocalDate;
-import java.time.LocalDateTime;
 
 @Data
 public class UserRequest {

src/main/java/ru/soune/nocopy/dto/file/ActionResponse.java

@@ -0,0 +1,17 @@
+package ru.soune.nocopy.dto.file;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.List;
+
+@Data
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
+public class ActionResponse {
+    private List<String> availableActions;
+    private String action;
+}

src/main/java/ru/soune/nocopy/dto/file/CanceledUploadResponse.java

@@ -0,0 +1,15 @@
+package ru.soune.nocopy.dto.file;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Builder;
+import lombok.Data;
+
+@Data
+@Builder
+public class CanceledUploadResponse {
+    @JsonProperty("upload_id")
+    private String uploadId;
+
+    @JsonProperty("message")
+    private String message;
+}

src/main/java/ru/soune/nocopy/dto/file/ChunkStatusResponse.java

@@ -0,0 +1,28 @@
+package ru.soune.nocopy.dto.file;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.Map;
+
+@Data
+@Builder
+public class ChunkStatusResponse {
+    @JsonProperty("upload_id")
+    private String uploadId;
+
+    @JsonProperty("total_chunks")
+    private Integer totalChunks;
+
+    @JsonProperty("chunk_status")
+    private Map<String, Boolean> chunkStatus;
+
+    @JsonProperty("uploaded_chunks")
+    private Integer uploadedChunks;
+
+    @JsonProperty("missing_chunks")
+    private Integer missingChunks;
+}

src/main/java/ru/soune/nocopy/dto/file/ChunkUploadResponse.java

@@ -0,0 +1,25 @@
+package ru.soune.nocopy.dto.file;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class ChunkUploadResponse {
+    @JsonProperty("upload_id")
+    private String uploadId;
+
+    @JsonProperty("chunk_number")
+    private Integer chunkNumber;
+
+    @JsonProperty("chunk_size")
+    private Long chunkSize;
+
+    @JsonProperty("message")
+    private String message;
+}

src/main/java/ru/soune/nocopy/dto/file/CompleteUploadResponse.java

@@ -0,0 +1,31 @@
+package ru.soune.nocopy.dto.file;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class CompleteUploadResponse {
+    @JsonProperty("upload_id")
+    private String uploadId;
+
+    @JsonProperty("status")
+    private String status;
+
+    @JsonProperty("uploaded_chunks")
+    private Integer uploadedChunks;
+
+    @JsonProperty("total_chunks")
+    private Integer totalChunks;
+
+    @JsonProperty("message")
+    private String message;
+
+    @JsonProperty("file_path")
+    private String filePath;
+}

src/main/java/ru/soune/nocopy/dto/file/FileApiResponse.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.dto.file;
+package ru.soune.nocopy.dto.file;
 
 import lombok.AllArgsConstructor;
 import lombok.Builder;

src/main/java/ru/soune/nocopy/dto/file/FileTypesResponse.java

@@ -0,0 +1,19 @@
+package ru.soune.nocopy.dto.file;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Builder;
+import lombok.Data;
+import ru.soune.nocopy.entity.file.FileType;
+
+import java.util.List;
+
+@Data
+@Builder
+public class FileTypesResponse {
+    @JsonProperty("file_types")
+    private List<FileType> fileTypes;
+
+    @JsonProperty("count")
+    private Integer count;
+}
+

src/main/java/ru/soune/nocopy/dto/file/FileUploadRequest.java

@@ -0,0 +1,31 @@
+package ru.soune.nocopy.dto.file;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Data;
+
+@Data
+public class FileUploadRequest {
+    @JsonProperty("upload_id")
+    private String uploadId;
+
+    @JsonProperty("file_name")
+    private String fileName;
+
+    @JsonProperty("file_type")
+    private String fileType;
+
+    @JsonProperty("extension")
+    private String extension;
+
+    @JsonProperty("file_size")
+    private Long fileSize;
+
+    @JsonProperty("chunk_number")
+    private Integer chunkNumber;
+
+    @JsonProperty("action")
+    private String action;
+
+    @JsonProperty("token")
+    private String token;
+}

src/main/java/ru/soune/nocopy/dto/file/InitFileResponse.java

@@ -0,0 +1,30 @@
+package ru.soune.nocopy.dto.file;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Builder;
+import lombok.Data;
+
+import java.util.List;
+import java.util.Map;
+
+@Data
+@Builder
+public class InitFileResponse {
+    @JsonProperty("upload_id")
+    private String uploadId;
+
+    @JsonProperty("file_name")
+    private String fileName;
+
+    @JsonProperty("total_chunks")
+    private Integer totalChunks;
+
+    @JsonProperty("chunk_size")
+    private Long chunkSize;
+
+    @JsonProperty("status")
+    private String status;
+
+    @JsonProperty("field_errors")
+    private List<Map<String, String>> fieldErrors;
+}

src/main/java/ru/soune/nocopy/dto/file/InitUploadRequest.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.dto.file;
+package ru.soune.nocopy.dto.file;
 
 import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.NotNull;

src/main/java/ru/soune/nocopy/dto/file/RetryUploadResponse.java

@@ -0,0 +1,18 @@
+package ru.soune.nocopy.dto.file;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Builder;
+import lombok.Data;
+
+@Data
+@Builder
+public class RetryUploadResponse {
+    @JsonProperty("upload_id")
+    private String uploadId;
+
+    @JsonProperty("message")
+    private String message;
+
+    @JsonProperty("status")
+    private String status;
+}

src/main/java/ru/soune/nocopy/dto/file/UploadProgress.java

@@ -0,0 +1,40 @@
+package ru.soune.nocopy.dto.file;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Builder
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class UploadProgress {
+    @JsonProperty("upload_id")
+    private String uploadId;
+
+    @JsonProperty("file_name")
+    private String fileName;
+
+    @JsonProperty("total_chunks")
+    private Integer totalChunks;
+
+    @JsonProperty("uploaded_chunks")
+    private Integer uploadedChunks;
+
+    @JsonProperty("status")
+    private String status;
+
+    @JsonProperty("progress_percentage")
+    private Integer progressPercentage;
+
+    @JsonProperty("file_path")
+    private String filePath;
+
+    @JsonProperty("remaining_chunks")
+    private Integer remainingChunks;
+
+    @JsonProperty("message")
+    private String message;
+}

src/main/java/ru/soune/nocopy/dto/file/UploadProgressResponse.java

@@ -1,12 +1,12 @@
-package ru.soune.no_copy.dto.file;
+package ru.soune.nocopy.dto.file;
 
 
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
 import lombok.NoArgsConstructor;
-import ru.soune.no_copy.entity.file.FileUploadSession;
+import ru.soune.nocopy.entity.file.FileUploadSession;
-import ru.soune.no_copy.entity.file.UploadStatus;
+import ru.soune.nocopy.entity.file.UploadStatus;
 
 @Data
 @Builder

src/main/java/ru/soune/nocopy/entity/AuthToken.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.entity;
+package ru.soune.nocopy.entity;
 
 import jakarta.persistence.*;
 import lombok.*;

src/main/java/ru/soune/nocopy/entity/BaseEntity.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.entity;
+package ru.soune.nocopy.entity;
 
 import jakarta.persistence.*;
 import lombok.Getter;

src/main/java/ru/soune/nocopy/entity/ContentStatus.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.entity;
+package ru.soune.nocopy.entity;
 
 import lombok.Getter;
 

src/main/java/ru/soune/nocopy/entity/GenderType.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.entity;
+package ru.soune.nocopy.entity;
 
 public enum GenderType {
     MALE, FEMALE

src/main/java/ru/soune/nocopy/entity/ImageProtection.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.entity;
+package ru.soune.nocopy.entity;
 
 import jakarta.persistence.*;
 import lombok.*;

src/main/java/ru/soune/nocopy/entity/SubscriptionType.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.entity;
+package ru.soune.nocopy.entity;
 
 import lombok.Getter;
 

src/main/java/ru/soune/nocopy/entity/User.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.entity;
+package ru.soune.nocopy.entity;
 
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import jakarta.persistence.*;
@@ -42,6 +42,7 @@ public class User {
     private String password;
 
     @Size(min = 11, max = 14)
+    @Column(unique = true)
     private String phone;
 
     @Enumerated(EnumType.STRING)

src/main/java/ru/soune/nocopy/entity/UserAction.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.entity;
+package ru.soune.nocopy.entity;
 
 import jakarta.persistence.*;
 import lombok.*;

src/main/java/ru/soune/nocopy/entity/UserContent.java

@@ -1,10 +1,10 @@
-package ru.soune.no_copy.entity;
+package ru.soune.nocopy.entity;
 
 import jakarta.persistence.*;
 import lombok.*;
 import org.springframework.data.annotation.CreatedDate;
 import org.springframework.data.jpa.domain.support.AuditingEntityListener;
-import ru.soune.no_copy.entity.file.FileType;
+import ru.soune.nocopy.entity.file.FileType;
 
 import java.time.LocalDateTime;
 

src/main/java/ru/soune/nocopy/entity/Violation.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.entity;
+package ru.soune.nocopy.entity;
 
 import jakarta.persistence.*;
 import lombok.*;

src/main/java/ru/soune/nocopy/entity/file/FileType.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.entity.file;
+package ru.soune.nocopy.entity.file;
 
 import lombok.Getter;
 

src/main/java/ru/soune/nocopy/entity/file/FileUploadSession.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.entity.file;
+package ru.soune.nocopy.entity.file;
 
 import jakarta.persistence.*;
 import lombok.*;
@@ -33,6 +33,9 @@ public class FileUploadSession {
     @Column(name = "file_size")
     private Long fileSize;
 
+    @Column(name = "chunk_size")
+    private Long chunkSize;
+
     @Column(name = "total_chunks")
     private Integer totalChunks;
 
@@ -84,9 +87,14 @@ public class FileUploadSession {
     public void prePersist() {
         this.createdAt = LocalDateTime.now();
         this.expiresAt = LocalDateTime.now().plusHours(24);
+        if (this.chunksUploaded == null) {
             this.chunksUploaded = 0;
+        }
         if (this.status == null) {
             this.status = UploadStatus.INITIATED;
         }
+        if (this.retryCount == null) {
+            this.retryCount = 0;
+        }
     }
 }

src/main/java/ru/soune/nocopy/entity/file/UploadStatus.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.entity.file;
+package ru.soune.nocopy.entity.file;
 
 public enum UploadStatus {
     INITIATED,

src/main/java/ru/soune/nocopy/exception/ChunkSizeExceededException.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.exception;
+package ru.soune.nocopy.exception;
 
 public class ChunkSizeExceededException extends RuntimeException {
     public ChunkSizeExceededException(long actualSize, long maxSize) {

src/main/java/ru/soune/nocopy/exception/ContentNotFoundException.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.exception;
+package ru.soune.nocopy.exception;
 
 public class ContentNotFoundException extends RuntimeException {
     public ContentNotFoundException(String message) {

src/main/java/ru/soune/nocopy/exception/FileIntegrityException.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.exception;
+package ru.soune.nocopy.exception;
 
 public class FileIntegrityException extends RuntimeException {
     public FileIntegrityException(String message) {

src/main/java/ru/soune/nocopy/exception/FileUploadException.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.exception;
+package ru.soune.nocopy.exception;
 
 public class FileUploadException extends RuntimeException {
     public FileUploadException(String message) {

src/main/java/ru/soune/nocopy/exception/InvalidPasswordException.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.exception;
+package ru.soune.nocopy.exception;
 
 public class InvalidPasswordException extends RuntimeException {
     public InvalidPasswordException(String message) {

src/main/java/ru/soune/nocopy/exception/InvalidUserEmail.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.exception;
+package ru.soune.nocopy.exception;
 
 public class InvalidUserEmail extends RuntimeException {
     public InvalidUserEmail(String message) {

src/main/java/ru/soune/nocopy/exception/NotFoundAuthToken.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.exception;
+package ru.soune.nocopy.exception;
 
 public class NotFoundAuthToken extends RuntimeException {
     public NotFoundAuthToken(String message) {

src/main/java/ru/soune/nocopy/exception/NotValidFieldException.java

@@ -0,0 +1,18 @@
+package ru.soune.nocopy.exception;
+
+import lombok.Getter;
+import ru.soune.nocopy.dto.BaseResponse;
+
+@Getter
+public class NotValidFieldException extends RuntimeException {
+
+    private final String message;
+
+    private final BaseResponse baseResponse;
+
+    public NotValidFieldException(String message, BaseResponse baseResponse) {
+        super(message);
+        this.message = message;
+        this.baseResponse = baseResponse;
+    }
+}

src/main/java/ru/soune/nocopy/exception/NotValidationPasswordException.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.exception;
+package ru.soune.nocopy.exception;
 
 public class NotValidationPasswordException extends RuntimeException {
     public NotValidationPasswordException(String message) {

src/main/java/ru/soune/nocopy/exception/TokenNotFoundException.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.exception;
+package ru.soune.nocopy.exception;
 
 public class TokenNotFoundException extends RuntimeException {
     public TokenNotFoundException(String message) {

src/main/java/ru/soune/nocopy/exception/UploadSessionNotFoundException.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.exception;
+package ru.soune.nocopy.exception;
 
 public class UploadSessionNotFoundException extends RuntimeException {
     public UploadSessionNotFoundException(String uploadId) {

src/main/java/ru/soune/nocopy/exception/UserNotFoundException.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.exception;
+package ru.soune.nocopy.exception;
 
 public class UserNotFoundException extends RuntimeException {
     public UserNotFoundException(String message) {

src/main/java/ru/soune/nocopy/exception/ValidationException.java

@@ -0,0 +1,16 @@
+package ru.soune.nocopy.exception;
+
+import lombok.Getter;
+import org.springframework.validation.BindingResult;
+
+@Getter
+public class ValidationException extends RuntimeException {
+    private final BindingResult bindingResult;
+    private final Integer msgId;
+
+    public ValidationException(BindingResult bindingResult, Integer msgId) {
+        super("Validation failed");
+        this.bindingResult = bindingResult;
+        this.msgId = msgId;
+    }
+}

src/main/java/ru/soune/nocopy/handler/FileUploadHandler.java

@@ -0,0 +1,243 @@
+package ru.soune.nocopy.handler;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Component;
+import org.springframework.validation.BeanPropertyBindingResult;
+import org.springframework.validation.BindingResult;
+import ru.soune.nocopy.dto.*;
+import ru.soune.nocopy.dto.file.*;
+import ru.soune.nocopy.entity.AuthToken;
+import ru.soune.nocopy.entity.file.FileType;
+import ru.soune.nocopy.entity.file.FileUploadSession;
+import ru.soune.nocopy.exception.*;
+import ru.soune.nocopy.handler.validator.FileUploadRequestValidator;
+import ru.soune.nocopy.repository.AuthTokenRepository;
+import ru.soune.nocopy.repository.FileUploadSessionRepository;
+import ru.soune.nocopy.service.file.FileUploadService;
+
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Optional;
+
+@Slf4j
+@Component
+@RequiredArgsConstructor
+public class FileUploadHandler implements RequestHandler {
+    private final FileUploadService fileUploadService;
+    private final AuthTokenRepository authTokenRepository;
+    private final FileUploadSessionRepository fileUploadSessionRepository;
+    private final ObjectMapper objectMapper;
+    private final FileUploadRequestValidator fileUploadRequestValidator;
+
+    @Override
+    public BaseResponse handle(BaseRequest request) {
+        try {
+            FileUploadRequest fileRequest = objectMapper.convertValue(
+                    request.getMessageBody(), FileUploadRequest.class);
+
+            String action = fileRequest.getAction();
+
+            switch (action) {
+                case "init":
+                    return handleInitUpload(request, fileRequest);
+                case "file_types":
+                    return handleGetFileTypes(request);
+                case "chunks":
+                    return handleGetChunkStatus(request, fileRequest);
+                case "cancel":
+                    return handleCancelUpload(request, fileRequest);
+                case "progress":
+                    return handleGetProgress(request, fileRequest);
+                case "retry":
+                    return handleRetryUpload(request, fileRequest);
+                default:
+                    ActionResponse response = ActionResponse.builder()
+                            .action(action)
+                            .availableActions(Arrays.asList("init", "file_types", "chunks", "cancel", "progress", "retry"))
+                            .build();
+
+                    return new BaseResponse(request.getMsgId(), MessageCode.INVALID_ACTION.getCode(),
+                            "Invalid action: " + action, response);
+            }
+        } catch (Exception e) {
+            log.error("Error in FileUploadHandler", e);
+            return new BaseResponse(request.getMsgId(), MessageCode.FILE_UPLOAD_ERROR.getCode(),
+                    "Handler error: " + e.getMessage(), null);
+        }
+    }
+
+    private BaseResponse handleInitUpload(BaseRequest request, FileUploadRequest fileRequest) {
+        try {
+            String token = fileRequest.getToken();
+
+            Optional<AuthToken> tokenOptional = authTokenRepository.findByToken(token);
+
+            AuthToken authToken = tokenOptional.orElseThrow(() -> new NotFoundAuthToken("Token not found"));
+
+            BindingResult bindingResult = new BeanPropertyBindingResult(fileRequest, "fileRequest");
+            fileUploadRequestValidator.validate(fileRequest, bindingResult);
+
+            if (bindingResult.hasErrors()) {
+                throw new ValidationException(bindingResult, request.getMsgId());
+            }
+
+            FileUploadSession session = fileUploadService.initUpload(
+                    authToken.getUser().getId(),
+                    fileRequest.getFileName(),
+                    fileRequest.getFileType(),
+                    fileRequest.getExtension(),
+                    fileRequest.getFileSize());
+
+            InitFileResponse fileResponse = InitFileResponse.builder()
+                    .uploadId(session.getUploadId())
+                    .fileName(session.getFileName())
+                    .totalChunks(session.getTotalChunks())
+                    .chunkSize(session.getChunkSize())
+                    .status(session.getStatus().toString())
+                    .build();
+
+            return new BaseResponse(request.getMsgId(), MessageCode.SUCCESS.getCode(),
+                    MessageCode.SUCCESS.getDescription(), fileResponse);
+
+        } catch (NotFoundAuthToken e) {
+            InitFileResponse initFileResponse = InitFileResponse.builder()
+                    .build();
+
+            throw new NotValidFieldException("Invalid or expired token: " + fileRequest.getToken(),
+                    new BaseResponse(request.getMsgId(), MessageCode.INVALID_TOKEN.getCode(),
+                            MessageCode.INVALID_TOKEN.getDescription(), initFileResponse));
+        }
+    }
+
+    private BaseResponse handleGetProgress(BaseRequest request, FileUploadRequest fileRequest) {
+        try {
+            ru.soune.nocopy.dto.file.UploadProgressResponse progress =
+                    fileUploadService.getUploadProgress(fileRequest.getUploadId());
+
+            UploadProgressResponse responseDto = UploadProgressResponse.builder()
+                    .uploadId(progress.getUploadId())
+                    .fileName(progress.getFileName())
+                    .totalChunks(progress.getTotalChunks())
+                    .uploadedChunks(progress.getUploadedChunks())
+                    .status(progress.getStatus())
+                    .progressPercentage(progress.getProgressPercentage())
+                    .filePath(progress.getFilePath())
+                    .build();
+
+            return new BaseResponse(request.getMsgId(), MessageCode.SUCCESS.getCode(),
+                    MessageCode.SUCCESS.getDescription(), responseDto);
+
+        } catch (UploadSessionNotFoundException e) {
+            return new BaseResponse(request.getMsgId(), MessageCode.FILE_NOT_FOUND.getCode(),
+                    MessageCode.FILE_NOT_FOUND.getDescription(), null);
+        } catch (Exception e) {
+            log.error("Error getting progress", e);
+            return new BaseResponse(request.getMsgId(), MessageCode.FILE_UPLOAD_ERROR.getCode(),
+                    MessageCode.FILE_UPLOAD_ERROR.getDescription(), null);
+        }
+    }
+
+    private BaseResponse handleCancelUpload(BaseRequest request, FileUploadRequest fileRequest) {
+        try {
+            fileUploadService.cancelUpload(fileRequest.getUploadId());
+
+            CanceledUploadResponse response = CanceledUploadResponse.builder()
+                    .uploadId(fileRequest.getUploadId())
+                    .message("Upload cancelled successfully")
+                    .build();
+
+            return new BaseResponse(request.getMsgId(), MessageCode.SUCCESS.getCode(),
+                    "Upload cancelled successfully", response);
+
+        } catch (UploadSessionNotFoundException e) {
+            return new BaseResponse(request.getMsgId(), MessageCode.FILE_NOT_FOUND.getCode(),
+                    "Upload session not found", null);
+        } catch (FileUploadException e) {
+            return new BaseResponse(request.getMsgId(), MessageCode.FILE_UPLOAD_ERROR.getCode(), e.getMessage(), null);
+        } catch (Exception e) {
+            log.error("Error cancelling upload", e);
+            return new BaseResponse(request.getMsgId(), MessageCode.FILE_UPLOAD_ERROR.getCode(),
+                    "Failed to cancel upload", null);
+        }
+    }
+
+    private BaseResponse handleRetryUpload(BaseRequest request, FileUploadRequest fileRequest) {
+        try {
+            fileUploadService.retryFailedUpload(fileRequest.getUploadId());
+            ru.soune.nocopy.dto.file.UploadProgressResponse progress =
+                    fileUploadService.getUploadProgress(fileRequest.getUploadId());
+
+            RetryUploadResponse response = RetryUploadResponse.builder()
+                    .uploadId(progress.getUploadId())
+                    .message("Upload retry initiated")
+                    .status(progress.getStatus().toString())
+                    .build();
+
+            return new BaseResponse(request.getMsgId(), MessageCode.SUCCESS.getCode(), "Upload retry initiated",
+                    response);
+
+        } catch (UploadSessionNotFoundException e) {
+            return new BaseResponse(request.getMsgId(), MessageCode.FILE_NOT_FOUND.getCode(),
+                    "Upload session not found", null);
+        } catch (FileUploadException e) {
+            return new BaseResponse(request.getMsgId(), MessageCode.FILE_UPLOAD_ERROR.getCode(), e.getMessage(),
+                    null);
+        } catch (Exception e) {
+            log.error("Error retrying upload", e);
+            return new BaseResponse(request.getMsgId(), MessageCode.FILE_UPLOAD_ERROR.getCode(),
+                    "Failed to retry upload", null);
+        }
+    }
+
+    private BaseResponse handleGetChunkStatus(BaseRequest request, FileUploadRequest fileRequest) {
+        try {
+            FileUploadSession session = fileUploadSessionRepository.findById(fileRequest.getUploadId())
+                    .orElseThrow(() -> new UploadSessionNotFoundException(fileRequest.getUploadId()));
+
+            Map<String, Boolean> chunkStatus = new HashMap<>();
+            for (int i = 0; i < session.getTotalChunks(); i++) {
+                chunkStatus.put("chunk_" + i, session.getChunkPaths().containsKey(i));
+            }
+
+            ChunkStatusResponse response = ChunkStatusResponse.builder()
+                    .uploadId(fileRequest.getUploadId())
+                    .totalChunks(session.getTotalChunks())
+                    .uploadedChunks(session.getChunksUploaded())
+                    .missingChunks(session.getTotalChunks() - session.getChunksUploaded())
+                    .chunkStatus(chunkStatus)
+                    .build();
+
+            return new BaseResponse(request.getMsgId(), MessageCode.SUCCESS.getCode(),
+                    MessageCode.SUCCESS.getDescription(), response);
+
+        } catch (UploadSessionNotFoundException e) {
+            return new BaseResponse(request.getMsgId(), MessageCode.FILE_NOT_FOUND.getCode(),
+                    "Upload session not found", null);
+        } catch (Exception e) {
+            log.error("Error getting chunk status", e);
+            return new BaseResponse(request.getMsgId(),
+                    MessageCode.FILE_UPLOAD_ERROR.getCode(), "Failed to get chunk status",
+                    null);
+        }
+    }
+
+    private BaseResponse handleGetFileTypes(BaseRequest request) {
+        try {
+            FileTypesResponse response = FileTypesResponse.builder()
+                    .fileTypes(Arrays.asList(FileType.values()))
+                    .count(FileType.values().length)
+                    .build();
+
+            return new BaseResponse(request.getMsgId(), MessageCode.SUCCESS.getCode(),
+                    MessageCode.SUCCESS.getDescription(), response);
+
+        } catch (Exception e) {
+            log.error("Error getting file types", e);
+            return new BaseResponse(request.getMsgId(), MessageCode.FILE_UPLOAD_ERROR.getCode(),
+                    "Failed to get file types", null);
+        }
+    }
+}

src/main/java/ru/soune/nocopy/handler/GlobalExceptionHandler.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.handler;
+package ru.soune.nocopy.handler;
 
 import lombok.AllArgsConstructor;
 import org.springframework.context.support.DefaultMessageSourceResolvable;
@@ -8,7 +8,7 @@ import org.springframework.web.bind.MethodArgumentNotValidException;
 import org.springframework.web.bind.annotation.ExceptionHandler;
 import org.springframework.web.bind.annotation.ResponseStatus;
 import org.springframework.web.bind.annotation.RestControllerAdvice;
-import ru.soune.no_copy.exception.*;
+import ru.soune.nocopy.exception.*;
 
 import java.util.Map;
 
@@ -29,15 +29,13 @@ public class GlobalExceptionHandler {
                         "message" ,message));
     }
 
-    @ExceptionHandler(UserAlreadyExistsException.class)
+    @ExceptionHandler(NotValidFieldException.class)
-    @ResponseStatus(HttpStatus.CONFLICT)
+    @ResponseStatus(HttpStatus.OK)
-    public ResponseEntity<?> handleUserContainsException(UserAlreadyExistsException ex) {
+    public ResponseEntity<?> handleUserContainsException(NotValidFieldException ex) {
-        return ResponseEntity.
+
-                badRequest()
+        return ResponseEntity
-                .body(Map.of(
+                .ok()
-                        "success", false,
+                .body(ex.getBaseResponse());
-                        "message" ,ex.getMessage()
-                ));
     }
 
     @ExceptionHandler(UserNotFoundException.class)

src/main/java/ru/soune/nocopy/handler/JwtTokenProvider.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.handler;
+package ru.soune.nocopy.handler;
 
 import org.springframework.stereotype.Component;
 

src/main/java/ru/soune/nocopy/handler/LoginRequestHandler.java

@@ -0,0 +1,44 @@
+package ru.soune.nocopy.handler;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Component;
+import ru.soune.nocopy.dto.*;
+import ru.soune.nocopy.entity.AuthToken;
+import ru.soune.nocopy.exception.NotValidFieldException;
+import ru.soune.nocopy.repository.UserRepository;
+import ru.soune.nocopy.service.AuthService;
+
+import java.util.Arrays;
+import java.util.Map;
+
+@Component
+@RequiredArgsConstructor
+public class LoginRequestHandler implements RequestHandler {
+
+    private final UserRepository userRepository;
+    private final AuthService authService;
+    private final ObjectMapper objectMapper;
+
+    @Override
+    public BaseResponse handle(BaseRequest request) {
+        LoginRequest loginRequest = objectMapper.convertValue(request.getMessageBody(), LoginRequest.class);
+
+        if (!userRepository.existsByEmail(loginRequest.getEmail())) {
+            LoginAnswer loginAnswer = new LoginAnswer();
+            loginAnswer.setFieldErrors(Arrays.asList(Map.of("email", loginRequest.getEmail())));
+
+            throw new NotValidFieldException("User with email not found: " + loginRequest.getEmail(),
+                    new BaseResponse(request.getMsgId(), MessageCode.AUTH_EMAIL_NOT_FOUND.getCode(),
+                            MessageCode.AUTH_EMAIL_NOT_FOUND.getDescription(), loginAnswer));
+        }
+
+        AuthToken authToken = authService.login(loginRequest);
+
+        LoginAnswer loginAnswer = new LoginAnswer();
+        loginAnswer.setToken(authToken.getToken());
+
+        return new BaseResponse(request.getMsgId(), MessageCode.SUCCESS.getCode(),
+                MessageCode.SUCCESS.getDescription(), loginAnswer);
+    }
+}

src/main/java/ru/soune/nocopy/handler/RegRequestHandler.java

@@ -0,0 +1,62 @@
+package ru.soune.nocopy.handler;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Component;
+import org.springframework.validation.BeanPropertyBindingResult;
+import org.springframework.validation.BindingResult;
+import ru.soune.nocopy.dto.*;
+import ru.soune.nocopy.entity.AuthToken;
+import ru.soune.nocopy.exception.NotValidFieldException;
+import ru.soune.nocopy.exception.ValidationException;
+import ru.soune.nocopy.handler.validator.RegRequestValidator;
+import ru.soune.nocopy.repository.UserRepository;
+import ru.soune.nocopy.service.AuthService;
+
+import java.util.Arrays;
+import java.util.Map;
+
+@Slf4j
+@Component
+@RequiredArgsConstructor
+public class RegRequestHandler implements RequestHandler {
+    private final UserRepository userRepository;
+
+    private final RegRequestValidator regRequestValidator;
+
+    private final AuthService authService;
+
+    private final ObjectMapper objectMapper;
+
+    @Override
+    public BaseResponse handle(BaseRequest request) throws ValidationException {
+        RegRequest regRequest = objectMapper.convertValue(request.getMessageBody(), RegRequest.class);
+
+        if (userRepository.existsByEmail(regRequest.getEmail()) || userRepository.existsByPhone(regRequest.getPhone())) {
+            RegAnswer regAnswer = new RegAnswer();
+            regAnswer.setFieldErrors(Arrays.asList(Map.of("email", regRequest.getEmail())));
+            regAnswer.setFieldErrors(Arrays.asList(Map.of("phone", regRequest.getPhone())));
+
+            throw new NotValidFieldException("User already exists with email:" + regRequest.getEmail() + " or phone: " +
+                    regRequest.getPhone(), new BaseResponse(request.getMsgId(),
+                    MessageCode.REG_EMAIL_OR_PHONE_EXISTS.getCode(),
+                    MessageCode.REG_EMAIL_OR_PHONE_EXISTS.getDescription(), regAnswer));
+        }
+
+        BindingResult bindingResult = new BeanPropertyBindingResult(regRequest, "regRequest");
+        regRequestValidator.validate(regRequest, bindingResult);
+
+        if (bindingResult.hasErrors()) {
+            throw new ValidationException(bindingResult, request.getMsgId());
+        }
+
+        AuthToken authToken = authService.register(regRequest);
+
+        RegAnswer regAnswer = new RegAnswer();
+        regAnswer.setToken(authToken.getToken());
+
+        return new BaseResponse(request.getMsgId(), MessageCode.SUCCESS.getCode(),
+                MessageCode.SUCCESS.getDescription(), regAnswer);
+    }
+}

src/main/java/ru/soune/nocopy/handler/RequestHandler.java

@@ -0,0 +1,8 @@
+package ru.soune.nocopy.handler;
+
+import ru.soune.nocopy.dto.BaseRequest;
+import ru.soune.nocopy.dto.BaseResponse;
+
+public interface RequestHandler {
+    BaseResponse handle(BaseRequest request) throws Exception;
+}

src/main/java/ru/soune/nocopy/handler/validator/FileUploadRequestValidator.java

@@ -0,0 +1,66 @@
+package ru.soune.nocopy.handler.validator;
+
+import org.springframework.stereotype.Component;
+import org.springframework.validation.Errors;
+import org.springframework.validation.Validator;
+import ru.soune.nocopy.dto.file.FileUploadRequest;
+import ru.soune.nocopy.entity.file.FileType;
+
+import java.util.Arrays;
+
+@Component
+public class FileUploadRequestValidator implements Validator {
+    @Override
+    public boolean supports(Class<?> clazz) {
+        return FileUploadRequest.class.isAssignableFrom(clazz);
+    }
+
+    @Override
+    public void validate(Object target, Errors errors) {
+        FileUploadRequest request = (FileUploadRequest) target;
+
+        validateType(request.getFileType(), errors);
+        validateFileName(request.getFileName(), errors);
+        validateExtension(request.getExtension(), errors);
+    }
+
+    private void validateType(String fileType, Errors errors) {
+        if (fileType == null || fileType.isBlank()) {
+            errors.rejectValue("fileType", "fileType.required", "File type is required");
+            return;
+        }
+
+        try {
+            FileType.valueOf(fileType.toUpperCase());
+        } catch (IllegalArgumentException e) {
+            errors.rejectValue("fileType", "fileType.invalid",
+                    "Invalid file type. Valid types: " + Arrays.toString(FileType.values()));
+        }
+    }
+
+    private void validateFileName(String fileName, Errors errors) {
+        if (fileName == null || fileName.isBlank()) {
+            errors.rejectValue("fileName", "fileName.required", "File name is required");
+            return;
+        }
+
+        if (fileName.length() > 255) {
+            errors.rejectValue("fileName", "fileName.too.long",
+                    "File name too long, max 255 characters");
+        }
+    }
+
+    private void validateExtension(String extension, Errors errors) {
+        if (extension == null || extension.isBlank()) {
+            errors.rejectValue("extension", "extension.required", "Extension is required");
+            return;
+        }
+
+        if (!extension.startsWith(".")) {
+            errors.rejectValue("extension", "extension.invalid.format",
+                    "Extension must start with '.'");
+            return;
+        }
+    }
+
+}

src/main/java/ru/soune/nocopy/handler/validator/RegRequestValidator.java

@@ -0,0 +1,225 @@
+package ru.soune.nocopy.handler.validator;
+
+import org.apache.commons.validator.routines.DomainValidator;
+import org.apache.commons.validator.routines.EmailValidator;
+import org.springframework.stereotype.Component;
+import org.springframework.validation.Errors;
+import org.springframework.validation.Validator;
+import ru.soune.nocopy.dto.RegRequest;
+
+import java.net.InetAddress;
+import java.net.UnknownHostException;
+import java.util.*;
+
+@Component
+public class RegRequestValidator implements Validator {
+    private static final String COMPANY_REGEX = "^[a-zA-Zа-яА-ЯёЁ0-9\\s\\-&.,'()]{0,200}$";
+
+    private static final String NAME_REGEX = "^[a-zA-Zа-яА-ЯёЁ\\s\\-'.]{2,100}$";
+
+    @Override
+    public boolean supports(Class<?> clazz) {
+        return RegRequest.class.isAssignableFrom(clazz);
+    }
+
+    @Override
+    public void validate(Object target, Errors errors) {
+        RegRequest request = (RegRequest) target;
+
+        validatePhone(request.getPhone(), errors);
+        validatePassword(request.getPassword(), errors);
+        validateEmail(request.getEmail(), errors);
+        validateCompanyName(request.getCompanyName(), errors);
+        validateFullName(request.getFullName(), errors);
+    }
+
+    private void validateFullName(String fullName, Errors errors) {
+        if (fullName == null || fullName.trim().isEmpty()) {
+            errors.rejectValue("fullName", "fullName.required",
+                    "Full name is required");
+            return;
+        }
+
+        String trimmedName = fullName.trim();
+
+        if (trimmedName.length() < 2) {
+            errors.rejectValue("fullName", "fullName.too.short",
+                    "Full name must be at least 2 characters");
+        }
+
+        if (trimmedName.length() > 100) {
+            errors.rejectValue("fullName", "fullName.too.long",
+                    "Full name must be less than 100 characters");
+        }
+
+        if (!trimmedName.matches(NAME_REGEX)) {
+            errors.rejectValue("fullName", "fullName.invalid.chars",
+                    "Name can only contain letters, spaces, hyphens and apostrophes");
+        }
+    }
+
+    private void validateCompanyName(String companyName, Errors errors) {
+        if (companyName == null || companyName.trim().isEmpty()) {
+            return;
+        }
+
+        String trimmedCompany = companyName.trim();
+
+        if (trimmedCompany.length() > 200) {
+            errors.rejectValue("companyName", "companyName.too.long",
+                    "Company name must be less than 200 characters");
+        }
+
+        if (!trimmedCompany.matches(COMPANY_REGEX)) {
+            errors.rejectValue("companyName", "companyName.invalid.chars",
+                    "Company name contains invalid characters");
+        }
+
+        validateForbiddenWords(trimmedCompany, "companyName", errors,
+                Arrays.asList("admin", "root", "system", "test"));
+    }
+
+    private void validateForbiddenWords(String text, String fieldName,
+                                        Errors errors, List<String> forbiddenWords) {
+        String lowerText = text.toLowerCase();
+        for (String word : forbiddenWords) {
+            if (lowerText.contains(word)) {
+                errors.rejectValue(fieldName, fieldName + ".forbidden.word",
+                        "Contains forbidden word: " + word);
+                break;
+            }
+        }
+    }
+
+    private void validateEmail(String email, Errors errors) {
+        if (email == null || email.trim().isEmpty()) {
+            errors.rejectValue("email", "email.is.empty", "Email must not be empty");
+            return;
+        }
+
+        String trimmedEmail = email.trim().toLowerCase();
+
+        if (trimmedEmail.length() > 254) {
+            errors.rejectValue("email", "email.too.long", "Email is too long");
+            return;
+        }
+
+        EmailValidator emailValidator = EmailValidator.getInstance(true, true);
+        if (!emailValidator.isValid(trimmedEmail)) {
+            errors.rejectValue("email", "email.invalid", "Invalid email address");
+            return;
+        }
+    }
+
+
+    private void validatePhone(String phone, Errors errors) {
+        if (phone == null || phone.trim().isEmpty()) {
+            errors.rejectValue("phone", "phone.empty",
+                    "Test phone numbers are not allowed");
+            return;
+        }
+
+        String trimmedPhone = phone.trim();
+        String digitsOnly = trimmedPhone.replaceAll("[^0-9+]", "");
+
+        if (digitsOnly.length() < 11 || digitsOnly.length() > 14) {
+            errors.rejectValue("phone", "phone.invalid.length",
+                    "Phone number must contain 11-14 digits");
+            return;
+        }
+
+        if (!digitsOnly.matches("^(\\+7|8|7)[0-9]{10}$")) {
+            errors.rejectValue("phone", "phone.invalid.format",
+                    "Invalid phone number format");
+            return;
+        }
+    }
+
+    private void validatePassword(String password, Errors errors) {
+        if (password == null || password.isEmpty()) {
+            errors.rejectValue("password", "password.empty",
+                    "Password are not allowed");
+            return;
+        }
+
+        if (password.length() < 8) {
+            errors.rejectValue("password", "password.too.short",
+                    "Password must be at least 8 characters");
+        }
+
+        if (password.length() > 50) {
+            errors.rejectValue("password", "password.too.long",
+                    "Password must be less than 50 characters");
+        }
+
+        if (password.contains(" ")) {
+            errors.rejectValue("password", "password.contains.spaces",
+                    "Password cannot contain spaces");
+        }
+
+//        recomment if need complexity
+//        checkPasswordComplexity(password, errors);
+
+//        reccoment if need check simply standart password
+//        checkCommonPasswords(password, errors);
+
+//        reccoment if need check simply standart password
+//        checkForSequences(password, errors);
+    }
+
+    private void checkPasswordComplexity(String password, Errors errors) {
+        boolean hasUpper = false;
+        boolean hasLower = false;
+        boolean hasDigit = false;
+        boolean hasSpecial = false;
+
+        for (char c : password.toCharArray()) {
+            if (Character.isUpperCase(c)) hasUpper = true;
+            if (Character.isLowerCase(c)) hasLower = true;
+            if (Character.isDigit(c)) hasDigit = true;
+            if ("!@#$%^&*()_+-=[]{}|;:,.<>?".indexOf(c) >= 0) hasSpecial = true;
+        }
+
+        List<String> missing = new ArrayList<>();
+        if (!hasUpper) missing.add("uppercase letter");
+        if (!hasLower) missing.add("lowercase letter");
+        if (!hasDigit) missing.add("digit");
+        if (!hasSpecial) missing.add("special character");
+
+        if (!missing.isEmpty()) {
+            String message = "Password must contain: " + String.join(", ", missing);
+            errors.rejectValue("password", "password.complexity.missing", message);
+        }
+    }
+
+    private void checkCommonPasswords(String password, Errors errors) {
+        Set<String> commonPasswords = Set.of(
+                "password", "12345678", "qwerty123", "admin123",
+                "welcome1", "password1", "123456789", "qwertyuiop"
+        );
+
+        if (commonPasswords.contains(password.toLowerCase())) {
+            errors.rejectValue("password", "password.too.common",
+                    "This password is too common, please choose another");
+        }
+    }
+
+    private void checkForSequences(String password, Errors errors) {
+        String lower = password.toLowerCase();
+
+        if (lower.matches(".*123456.*") || lower.matches(".*987654.*")) {
+            errors.rejectValue("password", "password.sequence.numbers",
+                    "Password contains predictable number sequence");
+        }
+
+        if (lower.matches(".*abcdef.*") || lower.matches(".*qwerty.*")) {
+            errors.rejectValue("password", "password.sequence.letters",
+                    "Password contains predictable letter sequence");
+        }
+
+        if (lower.matches(".*(.)\\1{3,}.*")) {
+            errors.rejectValue("password", "password.repeating.chars",
+                    "Password contains too many repeating characters");
+        }
+    }
+}

src/main/java/ru/soune/nocopy/mapper/UserContentMapper.java

@@ -1,11 +1,11 @@
-package ru.soune.no_copy.mapper;
+package ru.soune.nocopy.mapper;
 
 import org.mapstruct.Mapper;
 import org.mapstruct.MappingTarget;
 import org.mapstruct.NullValuePropertyMappingStrategy;
 import org.mapstruct.factory.Mappers;
-import ru.soune.no_copy.dto.UserContentUpdateRequest;
+import ru.soune.nocopy.dto.UserContentUpdateRequest;
-import ru.soune.no_copy.entity.UserContent;
+import ru.soune.nocopy.entity.UserContent;
 
 @Mapper(componentModel = "spring",
         nullValuePropertyMappingStrategy = NullValuePropertyMappingStrategy.IGNORE)

src/main/java/ru/soune/nocopy/mapper/UserMapper.java

@@ -1,10 +1,10 @@
-package ru.soune.no_copy.mapper;
+package ru.soune.nocopy.mapper;
 
 import org.mapstruct.Mapper;
 import org.mapstruct.NullValuePropertyMappingStrategy;
 import org.mapstruct.factory.Mappers;
-import ru.soune.no_copy.dto.UserDTO;
+import ru.soune.nocopy.dto.UserDTO;
-import ru.soune.no_copy.entity.User;
+import ru.soune.nocopy.entity.User;
 
 @Mapper(componentModel = "spring",
         nullValuePropertyMappingStrategy = NullValuePropertyMappingStrategy.IGNORE)

src/main/java/ru/soune/nocopy/repository/AuthTokenRepository.java

@@ -1,8 +1,8 @@
-package ru.soune.no_copy.repository;
+package ru.soune.nocopy.repository;
 
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.stereotype.Repository;
-import ru.soune.no_copy.entity.AuthToken;
+import ru.soune.nocopy.entity.AuthToken;
 
 import java.time.LocalDate;
 import java.util.Optional;

src/main/java/ru/soune/nocopy/repository/FileUploadSessionRepository.java

@@ -1,11 +1,11 @@
-package ru.soune.no_copy.repository;
+package ru.soune.nocopy.repository;
 
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
 import org.springframework.stereotype.Repository;
-import ru.soune.no_copy.entity.file.FileUploadSession;
+import ru.soune.nocopy.entity.file.FileUploadSession;
-import ru.soune.no_copy.entity.file.UploadStatus;
+import ru.soune.nocopy.entity.file.UploadStatus;
 
 import java.time.LocalDateTime;
 import java.util.List;

src/main/java/ru/soune/nocopy/repository/UserContentRepository.java

@@ -1,9 +1,9 @@
-package ru.soune.no_copy.repository;
+package ru.soune.nocopy.repository;
 
 import org.springframework.data.domain.Pageable;
 import org.springframework.data.jpa.repository.JpaRepository;
-import ru.soune.no_copy.entity.file.FileType;
+import ru.soune.nocopy.entity.file.FileType;
-import ru.soune.no_copy.entity.UserContent;
+import ru.soune.nocopy.entity.UserContent;
 
 import java.util.List;
 

src/main/java/ru/soune/nocopy/repository/UserRepository.java

@@ -1,11 +1,13 @@
-package ru.soune.no_copy.repository;
+package ru.soune.nocopy.repository;
 
+import jakarta.validation.constraints.Size;
 import org.springframework.data.jpa.repository.JpaRepository;
-import ru.soune.no_copy.entity.User;
+import ru.soune.nocopy.entity.User;
 
 import java.util.Optional;
 
 public interface UserRepository extends JpaRepository<User, Long> {
     Optional<User> findByEmail(String email);
     boolean existsByEmail(String email);
+    boolean existsByPhone(@Size(min = 11, max = 14) String phone);
 }

src/main/java/ru/soune/nocopy/service/AuthService.java

@@ -1,24 +1,22 @@
-package ru.soune.no_copy.service;
+package ru.soune.nocopy.service;
 
 import lombok.RequiredArgsConstructor;
 import org.springframework.context.MessageSource;
 import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
-import ru.soune.no_copy.dto.LoginRequest;
+import ru.soune.nocopy.dto.*;
-import ru.soune.no_copy.dto.RegisterRequest;
+import ru.soune.nocopy.entity.AuthToken;
-import ru.soune.no_copy.entity.AuthToken;
+import ru.soune.nocopy.entity.User;
-import ru.soune.no_copy.entity.User;
+import ru.soune.nocopy.exception.NotValidFieldException;
-import ru.soune.no_copy.exception.NotValidationPasswordException;
+import ru.soune.nocopy.repository.AuthTokenRepository;
-import ru.soune.no_copy.exception.UserAlreadyExistsException;
+import ru.soune.nocopy.repository.UserRepository;
-import ru.soune.no_copy.exception.UserNotFoundException;
-import ru.soune.no_copy.repository.AuthTokenRepository;
-import ru.soune.no_copy.repository.UserRepository;
 
 import java.security.SecureRandom;
 import java.time.LocalDateTime;
+import java.util.Arrays;
 import java.util.Base64;
-import java.util.Locale;
+import java.util.Map;
 import java.util.Optional;
 
 @Service
@@ -36,22 +34,18 @@ public class AuthService {
     private final SecureRandom secureRandom = new SecureRandom();
 
     @Transactional
-    public AuthToken register(RegisterRequest registerRequest) {
+    public AuthToken register(RegRequest registerRequest) {
-        if (userRepository.existsByEmail(registerRequest.email())) {
-            throw new UserAlreadyExistsException("User already exists with email: " + registerRequest.email());
-        }
-
         User user = new User();
-        user.setFullName(registerRequest.fullName());
+        user.setFullName(registerRequest.getFullName());
-        user.setEmail(registerRequest.email());
+        user.setEmail(registerRequest.getEmail());
-        user.setPassword(passwordEncoder.encode(registerRequest.password()));
+        user.setPassword(passwordEncoder.encode(registerRequest.getPassword()));
 
-        if (registerRequest.companyName() != null) {
+        if (registerRequest.getCompanyName() != null) {
-            user.setCompany(registerRequest.companyName());
+            user.setCompany(registerRequest.getCompanyName());
         }
 
-        if (registerRequest.phone() != null) {
+        if (registerRequest.getPhone() != null) {
-            user.setPhone(registerRequest.phone());
+            user.setPhone(registerRequest.getPhone());
         }
 
         User savedUser = userRepository.save(user);
@@ -66,15 +60,15 @@ public class AuthService {
     @Transactional
     public AuthToken login(LoginRequest request) {
         Optional<User> userOpt = userRepository.findByEmail(request.getEmail());
-
-        if (userOpt.isEmpty()) {
-            throw new UserNotFoundException("User with email " + request.getEmail() + " not found");
-        }
-
         User user = userOpt.get();
 
         if (!passwordEncoder.matches(request.getPassword(), user.getPassword())) {
-            throw new NotValidationPasswordException("Invalid password");
+            LoginAnswer loginAnswer = new LoginAnswer();
+            loginAnswer.setFieldErrors(Arrays.asList(Map.of("password", request.getPassword())));
+
+            throw new NotValidFieldException("Invalid password", new BaseResponse(20003,
+                    MessageCode.AUTH_PASSWORD_NOT_MATCHES.getCode(),
+                    MessageCode.AUTH_PASSWORD_NOT_MATCHES.getDescription(), loginAnswer));
         }
 
         user.setLastLoginAt(LocalDateTime.now());

src/main/java/ru/soune/nocopy/service/UserContentService.java

@@ -1,18 +1,18 @@
-package ru.soune.no_copy.service;
+package ru.soune.nocopy.service;
 
 import lombok.AllArgsConstructor;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
-import ru.soune.no_copy.dto.UserContentRequest;
+import ru.soune.nocopy.dto.UserContentRequest;
-import ru.soune.no_copy.dto.UserContentUpdateRequest;
+import ru.soune.nocopy.dto.UserContentUpdateRequest;
-import ru.soune.no_copy.entity.file.FileType;
+import ru.soune.nocopy.entity.file.FileType;
-import ru.soune.no_copy.entity.User;
+import ru.soune.nocopy.entity.User;
-import ru.soune.no_copy.entity.UserContent;
+import ru.soune.nocopy.entity.UserContent;
-import ru.soune.no_copy.exception.ContentNotFoundException;
+import ru.soune.nocopy.exception.ContentNotFoundException;
-import ru.soune.no_copy.exception.UserNotFoundException;
+import ru.soune.nocopy.exception.UserNotFoundException;
-import ru.soune.no_copy.mapper.UserContentMapper;
+import ru.soune.nocopy.mapper.UserContentMapper;
-import ru.soune.no_copy.repository.UserContentRepository;
+import ru.soune.nocopy.repository.UserContentRepository;
-import ru.soune.no_copy.repository.UserRepository;
+import ru.soune.nocopy.repository.UserRepository;
 
 import java.util.List;
 import java.util.Optional;

src/main/java/ru/soune/nocopy/service/UserService.java

@@ -1,17 +1,17 @@
-package ru.soune.no_copy.service;
+package ru.soune.nocopy.service;
 
 import lombok.AllArgsConstructor;
 import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
-import ru.soune.no_copy.dto.ChangePasswordRequest;
+import ru.soune.nocopy.dto.ChangePasswordRequest;
-import ru.soune.no_copy.dto.UserDTO;
+import ru.soune.nocopy.dto.UserDTO;
-import ru.soune.no_copy.dto.UserRequest;
+import ru.soune.nocopy.dto.UserRequest;
-import ru.soune.no_copy.entity.User;
+import ru.soune.nocopy.entity.User;
-import ru.soune.no_copy.exception.InvalidUserEmail;
+import ru.soune.nocopy.exception.InvalidUserEmail;
-import ru.soune.no_copy.exception.NotValidationPasswordException;
+import ru.soune.nocopy.exception.NotValidationPasswordException;
-import ru.soune.no_copy.exception.UserNotFoundException;
+import ru.soune.nocopy.exception.UserNotFoundException;
-import ru.soune.no_copy.repository.UserRepository;
+import ru.soune.nocopy.repository.UserRepository;
 
 @Service
 @AllArgsConstructor

src/main/java/ru/soune/nocopy/service/file/FileCleanupService.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.service.file;
+package ru.soune.nocopy.service.file;
 
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.scheduling.annotation.Scheduled;

src/main/java/ru/soune/nocopy/service/file/FileUploadService.java

@@ -1,8 +1,8 @@
-package ru.soune.no_copy.service.file;
+package ru.soune.nocopy.service.file;
 
 import org.springframework.web.multipart.MultipartFile;
-import ru.soune.no_copy.dto.file.UploadProgressResponse;
+import ru.soune.nocopy.dto.file.UploadProgressResponse;
-import ru.soune.no_copy.entity.file.FileUploadSession;
+import ru.soune.nocopy.entity.file.FileUploadSession;
 
 import java.io.IOException;
 

src/main/java/ru/soune/nocopy/service/file/FileUploadServiceImpl.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.service.file;
+package ru.soune.nocopy.service.file;
 
 import jakarta.annotation.PostConstruct;
 import lombok.RequiredArgsConstructor;
@@ -8,13 +8,13 @@ import org.springframework.scheduling.annotation.Async;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.web.multipart.MultipartFile;
-import ru.soune.no_copy.dto.file.UploadProgressResponse;
+import ru.soune.nocopy.dto.file.UploadProgressResponse;
-import ru.soune.no_copy.entity.file.FileUploadSession;
+import ru.soune.nocopy.entity.file.FileUploadSession;
-import ru.soune.no_copy.entity.file.UploadStatus;
+import ru.soune.nocopy.entity.file.UploadStatus;
-import ru.soune.no_copy.exception.ChunkSizeExceededException;
+import ru.soune.nocopy.exception.ChunkSizeExceededException;
-import ru.soune.no_copy.exception.FileUploadException;
+import ru.soune.nocopy.exception.FileUploadException;
-import ru.soune.no_copy.exception.UploadSessionNotFoundException;
+import ru.soune.nocopy.exception.UploadSessionNotFoundException;
-import ru.soune.no_copy.repository.FileUploadSessionRepository;
+import ru.soune.nocopy.repository.FileUploadSessionRepository;
 
 import java.io.*;
 import java.nio.file.*;
@@ -510,8 +510,8 @@ public class FileUploadServiceImpl implements FileUploadService {
         FileUploadSession session = sessionRepository.findById(uploadId)
                 .orElseThrow(() -> new UploadSessionNotFoundException(uploadId));
 
-        if (session.getStatus() == UploadStatus.COMPLETED) {
+        if (session.getStatus() == UploadStatus.COMPLETED || session.getStatus() == UploadStatus.CANCELLED) {
-            throw new FileUploadException("Cannot cancel completed upload");
+            throw new FileUploadException("Cannot cancel completed or cancelled upload");
         }
 
         session.setStatus(UploadStatus.CANCELLED);
@@ -539,6 +539,7 @@ public class FileUploadServiceImpl implements FileUploadService {
         session.setStatus(UploadStatus.UPLOADING);
         session.setRetryCount(session.getRetryCount() + 1);
         session.setLastError(null);
+
         sessionRepository.save(session);
 
         if (session.getChunksUploaded().equals(session.getTotalChunks())) {

src/test/java/ru/soune/nocopy/service/AuthServiceTest.java

@@ -1,4 +1,4 @@
-package ru.soune.no_copy.service;
+package ru.soune.nocopy.service;
 
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
@@ -8,22 +8,18 @@ import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 import org.springframework.context.MessageSource;
 import org.springframework.security.crypto.password.PasswordEncoder;
-import ru.soune.no_copy.dto.LoginRequest;
+import ru.soune.nocopy.dto.LoginRequest;
-import ru.soune.no_copy.dto.RegisterRequest;
+import ru.soune.nocopy.entity.AuthToken;
-import ru.soune.no_copy.entity.AuthToken;
+import ru.soune.nocopy.entity.User;
-import ru.soune.no_copy.entity.User;
+import ru.soune.nocopy.exception.NotValidationPasswordException;
-import ru.soune.no_copy.exception.NotValidationPasswordException;
+import ru.soune.nocopy.exception.UserNotFoundException;
-import ru.soune.no_copy.exception.UserAlreadyExistsException;
+import ru.soune.nocopy.repository.AuthTokenRepository;
-import ru.soune.no_copy.exception.UserNotFoundException;
+import ru.soune.nocopy.repository.UserRepository;
-import ru.soune.no_copy.repository.AuthTokenRepository;
-import ru.soune.no_copy.repository.UserRepository;
 
-import java.util.Locale;
 import java.util.Optional;
 
 import static org.junit.jupiter.api.Assertions.*;
 import static org.mockito.ArgumentMatchers.any;
-import static org.mockito.ArgumentMatchers.anyString;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
@@ -49,43 +45,6 @@ public class AuthServiceTest {
         MockitoAnnotations.openMocks(this);
     }
 
-    @Test
-    void registerSuccess() {
-        RegisterRequest request = new RegisterRequest("John","A.","124124",
-                "john@example.com", null,"password123", null, null);
-
-        when(userRepository.existsByEmail(request.email())).thenReturn(false);
-        when(passwordEncoder.encode(request.password())).thenReturn("hashed");
-        when(userRepository.save(any(User.class))).thenAnswer(invocation -> invocation.getArgument(0));
-        when(authTokenRepository.save(any(AuthToken.class))).thenAnswer(invocation -> invocation.getArgument(0));
-
-        AuthToken token = authService.register(request);
-        User user = token.getUser();
-        String email = user.getEmail();
-
-        assertNotNull(token);
-        assertNotNull(token.getToken());
-        assertNotNull(token.getUser());
-        assertEquals("john@example.com", email);
-        assertNotNull(token.getExpiresAt());
-    }
-
-    @Test
-    void registerExistingEmailThrows() {
-        RegisterRequest request = new RegisterRequest("John","A.","124124",
-                "john@example.com", null,"password123", null, null);
-
-        when(userRepository.existsByEmail(request.email()))
-                .thenReturn(true);
-        when(messageSource.getMessage(anyString(), any(), any(Locale.class)))
-                .thenReturn("User exists");
-
-        UserAlreadyExistsException ex = assertThrows(UserAlreadyExistsException.class,
-                () -> authService.register(request));
-
-        assertEquals("User exists", ex.getMessage());
-    }
-
     @Test
     void login_success() {
         LoginRequest request = new LoginRequest("test@mail.com", "password");