import type { Attachment, FileUploadConfig, GiphyData } from '../types';
export type LocalAttachment = AnyLocalAttachment | LocalUploadAttachment;
export type LocalUploadAttachment = LocalFileAttachment | LocalImageAttachment | LocalAudioAttachment | LocalVideoAttachment | LocalVoiceRecordingAttachment;
export type LocalVoiceRecordingAttachment<CustomLocalMetadata = Record<string, unknown>> = LocalAttachmentCast<VoiceRecordingAttachment, LocalAttachmentUploadMetadata & CustomLocalMetadata>;
export type LocalAudioAttachment<CustomLocalMetadata = Record<string, unknown>> = LocalAttachmentCast<AudioAttachment, LocalAttachmentUploadMetadata & CustomLocalMetadata>;
export type LocalVideoAttachment<CustomLocalMetadata = Record<string, unknown>> = LocalAttachmentCast<VideoAttachment, LocalAttachmentUploadMetadata & CustomLocalMetadata>;
export type LocalImageAttachment<CustomLocalMetadata = Record<string, unknown>> = LocalAttachmentCast<ImageAttachment, LocalImageAttachmentUploadMetadata & CustomLocalMetadata>;
export type LocalFileAttachment<CustomLocalMetadata = Record<string, unknown>> = LocalAttachmentCast<FileAttachment, LocalAttachmentUploadMetadata & CustomLocalMetadata>;
export type AnyLocalAttachment<CustomLocalMetadata = Record<string, unknown>> = LocalAttachmentCast<Attachment, LocalAttachmentMetadata<CustomLocalMetadata>>;
export type LocalAttachmentCast<A, L = Record<string, unknown>> = A & {
    localMetadata: L & BaseLocalAttachmentMetadata;
};
export type LocalAttachmentMetadata<CustomLocalMetadata = Record<string, unknown>> = CustomLocalMetadata & BaseLocalAttachmentMetadata & LocalImageAttachmentUploadMetadata;
export type UploadedAttachment = AudioAttachment | FileAttachment | ImageAttachment | VideoAttachment | VoiceRecordingAttachment;
export type VoiceRecordingAttachment = Attachment & {
    asset_url: string;
    type: 'voiceRecording';
    duration?: number;
    file_size?: number;
    mime_type?: string;
    title?: string;
    waveform_data?: Array<number>;
};
export type FileAttachment = Attachment & {
    type: 'file';
    asset_url?: string;
    file_size?: number;
    mime_type?: string;
    title?: string;
};
export type AudioAttachment = Attachment & {
    type: 'audio';
    asset_url?: string;
    file_size?: number;
    mime_type?: string;
    title?: string;
};
export type VideoAttachment = Attachment & {
    type: 'video';
    asset_url?: string;
    file_size?: number;
    mime_type?: string;
    thumb_url?: string;
    title?: string;
};
export type ImageAttachment = Attachment & {
    type: 'image';
    fallback?: string;
    image_url?: string;
    original_height?: number;
    original_width?: number;
};
export type GiphyAttachment = Attachment & {
    type: 'giphy';
    giphy?: GiphyData;
    title?: string;
    title_link?: string;
    thumbnail_url?: string;
};
export type BaseLocalAttachmentMetadata = {
    id: string;
};
export type LocalAttachmentUploadMetadata = {
    file: File | FileReference;
    /**
     * Local preview URI, typically a Blob URL from `URL.createObjectURL(file)`
     * or (for React Native `FileReference`) the provided `uri`.
     */
    previewUri?: string;
    uploadState: AttachmentLoadingState;
    uploadPermissionCheck?: UploadPermissionCheckResult;
    /** 0–100 while uploading when progress tracking is enabled; undefined otherwise or when indeterminate */
    uploadProgress?: number;
};
export type LocalImageAttachmentUploadMetadata = LocalAttachmentUploadMetadata & {
    /**
     * @deprecated `previewUri` is now available on `LocalAttachmentUploadMetadata`.
     */
    previewUri?: string;
};
export type LocalNotImageAttachment = LocalFileAttachment | LocalAudioAttachment | LocalVideoAttachment | LocalVoiceRecordingAttachment;
export type AttachmentLoadingState = 'uploading' | 'finished' | 'failed' | 'blocked' | 'pending';
export type UploadPermissionCheckResult = {
    uploadBlocked: boolean;
    reason?: keyof FileUploadConfig;
};
export type FileLike = File | Blob;
export type FileReference = Pick<File, 'name' | 'size' | 'type'> & {
    uri: string;
    height?: number;
    width?: number;
    duration?: number;
    waveform_data?: number[];
    thumb_url?: string;
};