import type { ConversationResource } from '../types';
import type { ApiResource } from '../types';
import type { ImagePickerAsset } from '../utils/native_adapters/image_picker';
import { ApiClient } from './use_api_client';
import { useUploadClient } from './use_upload_client';
export type AvatarType = 'icon' | 'emoji' | 'image';
export type AvatarUpdatePayload = {
    kind: Extract<AvatarType, 'icon' | 'emoji'>;
    key: string;
    color: string;
} | {
    kind: Extract<AvatarType, 'image'>;
    imageAsset: ImagePickerAsset;
    color: string;
} | {
    kind: 'clear';
};
export declare const useConversationAvatarUpdate: ({ conversationId }: {
    conversationId: number;
}) => import("@tanstack/react-query").UseMutationResult<ApiResource<ConversationResource>, Error, AvatarUpdatePayload, {
    previous: ApiResource<ConversationResource> | undefined;
}>;
export declare function patchConversationAvatar(apiClient: ApiClient, uploadClient: ReturnType<typeof useUploadClient>, conversationId: number, payload: Exclude<AvatarUpdatePayload, {
    kind: 'clear';
}>): Promise<void>;
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