export type UploadStrategy = 'immediate' | 'deferred';
export type UploadImageFn = (file: File) => Promise<string>;
export type InsertImageFormatter = (args: {
    url: string;
    alt: string;
    uploading?: boolean;
}) => string;
export interface PendingUpload {
    id: string;
    blobUrl: string;
    file: File;
    alt: string;
    status: 'pending' | 'uploading' | 'done' | 'error';
    finalUrl?: string;
    error?: string;
}
export interface UseImageUploadOptions {
    uploadImage?: UploadImageFn;
    strategy?: UploadStrategy;
    maxImageSize?: number;
    acceptedImageTypes?: string[];
    formatInsert: InsertImageFormatter;
    onError?: (message: string, file?: File) => void;
}
export interface UseImageUploadResult {
    pending: PendingUpload[];
    handleFiles: (files: FileList | File[] | null | undefined) => Promise<string[]>;
    flushUploads: (value: string) => Promise<string>;
    validateFile: (file: File) => string | null;
    hasUploader: boolean;
    isUploading: boolean;
}
export declare function useImageUpload(options: UseImageUploadOptions): UseImageUploadResult;