import { FileProcessStatus, FileType, KnowledgeBase, File as KnowledgeBaseFile, Nullable } from "instill-sdk";
export type UserSubscriptionPlan = string;
export type OrganizationSubscriptionPlan = string;
export type UserSubscription = {
    plan: string;
} | null;
export type OrganizationSubscription = {
    plan: string;
} | null;
export declare const getStatusSortValue: (status: FileProcessStatus) => number;
export declare const getFileIcon: (fileType: string) => import("react/jsx-runtime").JSX.Element;
export declare const getFileType: (file: File) => FileType;
export declare const convertFileType: (type: string) => string;
export declare const truncateName: (name: string, maxLength?: number) => string;
export declare const getPlanMaxFileSize: (plan: UserSubscriptionPlan | OrganizationSubscriptionPlan) => number;
export declare const getPlanStorageLimit: (plan: UserSubscriptionPlan | OrganizationSubscriptionPlan) => number;
export declare const getKnowledgeBaseLimit: (plan: UserSubscriptionPlan | OrganizationSubscriptionPlan) => number;
export declare const getSubscriptionInfo: (namespaceType: Nullable<"user" | "organization">, userSub: Nullable<UserSubscription>, orgSub: Nullable<OrganizationSubscription>) => {
    subscription: {
        plan: string;
    } | null;
    plan: string;
    planStorageLimit: number;
    planMaxFileSize: number;
};
export declare const checkNamespaceType: (selectedNamespace: string, accessToken: string) => Promise<"user" | "organization" | null>;
export declare const calculateRemainingStorage: (planStorageLimit: number, usedStorage: number) => number;
export declare const getPlanStorageLimitMB: (size: number) => string;
export declare const shouldShowStorageWarning: (remainingStorageSpace: number, planStorageLimit: number) => boolean;
export declare const formatFileSize: (bytes: number | undefined) => string;
export declare const formatDateFileTableRow: (dateString: string) => string;
export declare const convertTagsToArray: (tags: string | string[] | undefined) => string[];
export declare const formatName: (name: string) => string;
export declare const isFile: (value: unknown) => value is File;
export declare const readFileAsBase64: (file: File) => Promise<string>;
export declare const validateFile: (file: File, planMaxFileSize: number, remainingStorageSpace: number, existingFiles: KnowledgeBaseFile[], isLocalEnvironment: boolean) => {
    isValid: boolean;
    error: string;
} | {
    isValid: boolean;
    error: null;
};
export declare const getKnowledgeBaseNameById: (knowledgeBaseId: string | undefined, knowledgeBases: KnowledgeBase[]) => string;
export declare const getKnowledgeBaseIdByName: (knowledgeBaseName: string, knowledgeBases: KnowledgeBase[] | undefined) => string | undefined;
export declare const getFileTypeByExtension: (extension: string) => "TYPE_UNSPECIFIED" | "TYPE_TEXT" | "TYPE_MARKDOWN" | "TYPE_HTML" | "TYPE_CSV" | "TYPE_PDF" | "TYPE_DOC" | "TYPE_DOCX" | "TYPE_PPT" | "TYPE_PPTX" | "TYPE_XLS" | "TYPE_XLSX";
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