import { KVstring } from '.'
import { ICustomReqOpts } from './functions'

/**
 * 上传/下载时的原始文件内容。这是编译期开放联合，运行时不按类型拦截：
 * - Web：`Blob` / `File` / `ArrayBuffer` / TypedArray；`string` 按文件内容上传
 * - 小程序：`string` 按本地路径读取，也可传 `ArrayBuffer` / TypedArray
 * - Node：`Buffer` / `Uint8Array` / `ArrayBuffer` / `Blob`；`string` 按文件内容上传；可读流可带 `size`
 *
 * 末尾的 `{ size?: number; byteLength?: number }` 兼容带长度信息的自定义对象。
 */
export type FileContent =
  | Blob
  | ArrayBuffer
  | ArrayBufferView
  | Uint8Array
  | string
  | { size?: number; byteLength?: number; [key: string]: any };

export interface ICloudbaseUploadFileParams {
  cloudPath: string;
  /**
   * 上传内容。运行时不按类型拦截：
   * - Web：`File` / `Blob` / `ArrayBuffer` / TypedArray，或文本；`string` 按内容上传
   * - 小程序：本地临时路径（如 `wx.chooseMedia` 的 `tempFilePath`），或 `ArrayBuffer` / TypedArray
   * - Node：`Buffer` / `Uint8Array` / `ArrayBuffer` / `Blob`、文本，或带 `size` 的可读流
   * 与 `fileContent` 同时传入时以本字段为准。
   */
  filePath?: string | FileContent;
  /**
   * 上传方法，默认 `put`。
   * @deprecated `'post'` 已废弃，请改用 `'put'`（默认值，可省略本字段）。
   */
  method?: 'post' | 'put';
  headers?: KVstring;
  onUploadProgress?: Function;
  /**
   * `filePath` 的兼容字段，类型与取值规则相同。请改用 `filePath`。
   * 两者同时传入时忽略本字段。
   */
  fileContent?: string | FileContent;
  customReqOpts?: ICustomReqOpts;
}

export interface ICloudbaseUploadFileByPutParams {
  cloudPath: string;
  /** 与 `ICloudbaseUploadFileParams.filePath` 相同。 */
  filePath?: string | FileContent;
  headers?: KVstring;
  onUploadProgress?: Function;
}

export interface ICloudbaseUploadFileResult {
  fileID: string;
  requestId: string;
}

export type ICloudbaseUploadFile = (params: ICloudbaseUploadFileParams, callback?: Function) => Promise<ICloudbaseUploadFileResult>;

export interface ICloudbaseGetUploadMetadataParams {
  cloudPath: string;
  customReqOpts?: ICustomReqOpts;
}

export type ICloudbaseGetUploadMetadata = (params: ICloudbaseGetUploadMetadataParams, callback?: Function) => Promise<any>;

export interface ICloudbaseDeleteFileParams {
  fileList: string[];
  customReqOpts?: ICustomReqOpts;
}

export type ICloudbaseDeleteFile = (params: ICloudbaseDeleteFileParams, callback?: Function) => Promise<ICloudbaseDeleteFileResult>;

export interface ICloudbaseDeleteFileResult {
  code?: string;
  message?: string;
  fileList?: {
    code?: string;
    fileID: string;
  }[];
  requestId?: string;
}

export interface ICloudbaseFileInfo {
  fileID: string;
  /**
   * 临时下载链接有效期，单位为秒。小于 1 拒绝；大于 3600 时警告后仍按原值下发。
   */
  maxAge: number;
}

export interface ICloudbaseGetTempFileURLParams {
  fileList: string[] | ICloudbaseFileInfo[];
  customReqOpts?: ICustomReqOpts;
}
export interface ICloudbaseGetTempFileURLResult {
  code?: string;
  message?: string;
  fileList?: {
    code?: string;
    message?: string;
    fileID: string;
    tempFileURL: string;
    download_url?: string;
  }[];
  requestId?: string;
}

export interface ICloudbaseCopyFileParams {
  fileList: Array<{
    srcPath: string
    dstPath: string
    overwrite?: boolean
    removeOriginal?: boolean
  }>
  customReqOpts?: ICustomReqOpts;
}


export interface ICloudbaseCopyFileResult {
  fileList: Array<{
    fileId?: string
    code?: string
    message?: string
  }>
  requestId?: string;
}

export type ICloudbaseGetTempFileURL = (params: ICloudbaseGetTempFileURLParams, callback?: Function) => Promise<ICloudbaseGetTempFileURLResult>;

export interface ICloudbaseDownloadFileParams {
  fileID: string;
  tempFilePath?: string;
  customReqOpts?: ICustomReqOpts;
}

export interface ICloudbaseDownloadFileResult {
  code?: string;
  message?: string;
  /** 下载得到的文件内容：Buffer / 流（Node 端）或 Blob / ArrayBuffer（浏览器端） */
  fileContent?: FileContent;
  requestId?: string;
}

export type ICloudbaseDownloadFile = (params: ICloudbaseDownloadFileParams, callback?: Function) => Promise<ICloudbaseDownloadFileResult>;

export interface ICloudbaseFileMetaData {
  url: string;
  token: string;
  authorization: string;
  fileId: string;
  cosFileId: string;
  download_url: string;
  code?: string;
  message?: string;
}

export interface ICloudbaseFileMetaDataRes {
  data: ICloudbaseFileMetaData;
  requestId: string;
}