change package

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

@@ -0,0 +1,41 @@
+package ru.soune.nocopy.dto.file;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class FileApiResponse<T> {
+
+    private boolean success;
+    private String message;
+    private T data;
+    private String error;
+
+    public static <T> FileApiResponse<T> success(T data) {
+        return FileApiResponse.<T>builder()
+                .success(true)
+                .message("Operation completed successfully")
+                .data(data)
+                .build();
+    }
+
+    public static <T> FileApiResponse<T> success(String message, T data) {
+        return FileApiResponse.<T>builder()
+                .success(true)
+                .message(message)
+                .data(data)
+                .build();
+    }
+
+    public static <T> FileApiResponse<T> error(String error) {
+        return FileApiResponse.<T>builder()
+                .success(false)
+                .error(error)
+                .build();
+    }
+}

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

@@ -0,0 +1,23 @@
+package ru.soune.nocopy.dto.file;
+
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
+import jakarta.validation.constraints.Positive;
+import lombok.Data;
+
+@Data
+public class InitUploadRequest {
+
+    @NotBlank(message = "File name is required")
+    private String fileName;
+
+    @NotBlank(message = "File type is required")
+    private String fileType;
+
+    @NotBlank(message = "File extension is required")
+    private String extension;
+
+    @NotNull(message = "File size is required")
+    @Positive(message = "File size must be positive")
+    private Long fileSize;
+}

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

@@ -0,0 +1,39 @@
+package ru.soune.nocopy.dto.file;
+
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import ru.soune.nocopy.entity.file.FileUploadSession;
+import ru.soune.nocopy.entity.file.UploadStatus;
+
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class UploadProgressResponse {
+
+    private String uploadId;
+    private String fileName;
+    private Integer totalChunks;
+    private Integer uploadedChunks;
+    private UploadStatus status;
+    private Integer progressPercentage;
+    private String filePath;
+
+    public static UploadProgressResponse fromSession(FileUploadSession session) {
+        int progress = session.getTotalChunks() == 0 ? 0 :
+                (session.getChunksUploaded() * 100) / session.getTotalChunks();
+
+        return UploadProgressResponse.builder()
+                .uploadId(session.getUploadId())
+                .fileName(session.getFileName())
+                .totalChunks(session.getTotalChunks())
+                .uploadedChunks(session.getChunksUploaded())
+                .status(session.getStatus())
+                .progressPercentage(progress)
+                .filePath(session.getFilePath())
+                .build();
+    }
+}