// Type definitions for angular-file-upload 2.5
// Project: https://github.com/nervgh/angular-file-upload
// Definitions by: Cyril Gandon <https://github.com/cyrilgandon>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
// TypeScript Version: 2.3

import * as angular from 'angular';

export interface FileUploaderFactory {
    new(options?: Partial<FileUploaderOptions>): FileUploader;
}

export interface FileUploaderOptions {
    /**
     * Path on the server to upload files
     * @default /
     */
    url: string;
    /**
     * Name of the field which will contain the file, default is file
     * @default file
     */
    alias: string;
    /**
     * Headers to be sent along with the files. HTML5 browsers only.
     * @default {}
     */
    headers: Headers;
    /**
     * Items to be uploaded
     * @default []
     */
    queue: FileItem[];
    /**
     * Automatically upload files after adding them to the queue
     * @default false
     */
    autoUpload: boolean;
    /**
     * Remove files from the queue after uploading
     * @default false
     */
    removeAfterUpload: boolean;
    /**
     * It's a request method. HTML5 browsers only.
     * @default POST
     */
    method: string;
    /**
     * Filters to be applied to the files before adding them to the queue. If the filter returns true the file will be added to the queue
     * @default [folderFilter, queueLimitFilter]
     */
    filters: Filter[];
    /**
     * Data to be sent along with the files
     * @default []
     */
    formData: FormData[];
    /**
     * Maximum count of files.
     * @default Number.MAX_VALUE
     */
    queueLimit: number;
    /**
     * enable CORS. HTML5 browsers only.
     * @default false
     */
    withCredentials: boolean;
    /**
     * Disable multipart.
     * @default false
     */
    disableMultipart: boolean;
}

export interface FileUploader extends FileUploaderOptions {
    /**
     * Upload queue progress percentage. Read only.
     */
    progress: number;
    /**
     * true if uploader is html5-uploader. Read only.
     */
    isHTML5: boolean;
    /**
     * true if an upload is in progress. Read only.
     */
    isUploading: boolean;

    // **Methods**

    /**
     * Add items to the queue
     */
    addToQueue(files: File | HTMLInputElement | object | FileList | object[], options: object, filters: Filter[] | string): void;
    /**
     * Remove an item from the queue, where value is {FileItem} or index of item.
     */
    removeFromQueue(value: FileItem | number): void;
    /**
     * Removes all elements from the queue.
     */
    clearQueue(): void;
    /**
     * Uploads an item, where value is {FileItem} or index of item.
     */
    uploadItem(value: FileItem | number): void;
    /**
     * Cancels uploading of item, where value is {FileItem} or index of item.
     */
    cancelItem(value: FileItem | number): void;
    /**
     * Upload all pending items on the queue.
     */
    uploadAll(): void;
    /**
     * Cancels all current uploads.
     */
    cancelAll(): void;
    /**
     * Destroys a uploader.
     */
    destroy(): void;
    /**
     * Returns true if value is {File}.
     */
    isFile(value: any): boolean;
    /**
     * Returns true if value is {FileLikeObject}.
     */
    isFileLikeObject(value: any): boolean;
    /**
     * Returns the index of the {FileItem} queue element.
     */
    getIndexOfItem(fileItem: FileItem): number;
    /**
     * Return items are ready to upload.
     */
    getReadyItems(): FileItem[];
    /**
     * Return an array of all pending items on the queue
     */
    getNotUploadedItems(): FileItem[];

    // **Callbacks**

    /**
     * Fires after adding all the dragged or selected files to the queue.
     */
    onAfterAddingAll(addedItems: FileItem[]): void;
    /**
     * When adding a file failed
     */
    onWhenAddingFileFailed(item: FileItem, filter: Filter, options: object): void;
    /**
     * Fires after adding a single file to the queue.
     */
    onAfterAddingFile(item: FileItem): void;
    /**
     * Fires before uploading an item.
     */
    onBeforeUploadItem(item: FileItem): void;
    /**
     * On file upload progress.
     */
    onProgressItem(item: FileItem, progress: number): void;
    /**
     * On file successfully uploaded
     */
    onSuccessItem(item: FileItem, response: Response, status: number, headers: Headers): void;
    /**
     * On upload error
     */
    onErrorItem(item: FileItem, response: Response, status: number, headers: Headers): void;
    /**
     * On cancel uploading
     */
    onCancelItem(item: FileItem, response: Response, status: number, headers: Headers): void;
    /**
     * On file upload complete (independently of the sucess of the operation)
     */
    onCompleteItem(item: FileItem, response: Response, status: number, headers: Headers): void;
    /**
     * On upload queue progress
     */
    onProgressAll(progress: number): void;
    /**
     * On all loaded when uploading an entire queue, or on file loaded when uploading a single independent file
     */
    onCompleteAll(): void;
}
export interface FileLikeObject {
    /**
     * Equals File.lastModifiedDate
     */
    lastModifiedDate: any;
    /**
     * Equals File.name
     */
    name: string;
    /**
     * Equals Blob.size, in octet
     */
    size: number;
    /**
     * Equals Blob.type, in octet
     */
    type: string;
}
export interface FileItem {
    // **Properties**
    file: FileLikeObject;
    /**
     * Path on the server in which this file will be uploaded
     */
    url: string;
    /**
     * Name of the field which will contain the file, default is file
     */
    alias: string;
    /**
     * Headers to be sent along with this file. HTML5 browsers only.
     */
    headers: Headers;
    /**
     * Data to be sent along with this file
     */
    formData: FormData[];
    /**
     * It's a request method. By default POST. HTML5 browsers only.
     */
    method: string;
    /**
     * enable CORS. HTML5 browsers only.
     */
    withCredentials: boolean;
    /**
     * Remove this file from the queue after uploading
     */
    removeAfterUpload: boolean;
    /**
     * A sequence number upload. Read only.
     */
    index: number;
    /**
     * File upload progress percentage. Read only.
     */
    progress: number;
    /**
     * File is ready to upload. Read only.
     */
    isReady: boolean;
    /**
     * true if the file is being uploaded. Read only.
     */
    isUploading: boolean;
    /**
     * true if the file was uploaded. Read only.
     */
    isUploaded: boolean;
    /**
     * true if the file was uploaded successfully. Read only.
     */
    isSuccess: boolean;
    /**
     * true if uploading was canceled. Read only.
     */
    isCancel: boolean;
    /**
     * true if occurred error while file uploading. Read only.
     */
    isError: boolean;
    /**
     * Reference to the parent Uploader object for this file. Read only.
     */
    uploader: FileUploader;

    // **Methods**

    /**
     * Cancels uploading of this file
     */
    cancel(): void;

    /**
     * Remove this file from the queue
     */
    remove(): void;

    /**
     * Upload this file
     */
    upload(): void;

    // **Callbacks**

    /**
     *  Fires before uploading an item.
     */
    onBeforeUpload(): void;
    /**
     * On file upload progress.
     */
    onProgress(progress: number): void;
    /**
     * On file successfully uploaded
     */
    onSuccess(response: Response, status: number, headers: Headers): void;
    /**
     * On upload error
     */
    onError(response: Response, status: number, headers: Headers): void;
    /**
     * On cancel uploading
     */
    onCancel(response: Response, status: number, headers: Headers): void;
    /**
     * On file upload complete (independently of the sucess of the operation)
     */
    onComplete(response: Response, status: number, headers: Headers): void;
}
export type SyncFilter = (item: File | FileLikeObject, options?: object) => boolean;
export type AsyncFilter = (item: File | FileLikeObject, options: object | undefined, deferred: angular.IDeferred<any>) => void;
export interface Filter {
    name: string;
    fn: SyncFilter | AsyncFilter;
}