seclusion/apps/web/src/services/file.service.ts

import { API_ENDPOINTS } from '@/config/constants';
import { httpClient, type CustomRequestConfig } from '@/lib/http';

/** 文件用途 */
export type FilePurpose = 'avatar' | 'attachment';

/** 文件响应 */
export interface FileResponse {
  id: string;
  filename: string;
  mimeType: string;
  size: number;
  purpose: string;
  createdAt: string;
}

/** 临时访问 URL 响应 */
export interface PresignedUrlResponse {
  url: string;
  expiresIn: number;
}

/**
 * 上传文件
 */
export async function uploadFile(
  file: File,
  purpose: FilePurpose,
): Promise<FileResponse> {
  const formData = new FormData();
  formData.append('file', file);
  formData.append('purpose', purpose);

  const config: CustomRequestConfig = {
    headers: {
      'Content-Type': 'multipart/form-data',
    },
    skipEncryption: true,
  };

  const response = await httpClient.post<FileResponse>(
    `${API_ENDPOINTS.FILES}/upload`,
    formData,
    config,
  );

  return response.data;
}

/**
 * 获取文件临时访问 URL
 */
export async function getFileUrl(
  fileId: string,
  expiresIn?: number,
): Promise<PresignedUrlResponse> {
  const params = expiresIn ? { expiresIn } : {};
  const response = await httpClient.get<PresignedUrlResponse>(
    `${API_ENDPOINTS.FILES}/${fileId}/url`,
    { params },
  );
  return response.data;
}

/**
 * 删除文件
 */
export async function deleteFile(fileId: string): Promise<void> {
  await httpClient.delete(`${API_ENDPOINTS.FILES}/${fileId}`);
}