export interface IMessage {
    id: number;
    role: 'user' | 'ai';
    text: string;
    time?: string;
    mode?: IMode;
}
export type IMode = 'conversation' | 'agent' | 'doc_qa';
export type FormType = 'sales_invoice' | 'purchase_invoice';
export declare const FORM_TYPE_LABELS: Record<FormType, string>;
export type InsightKind = 'red' | 'amber' | 'blue' | '';
export type DocumentStatus = 'uploading' | 'pending' | 'processing' | 'parsing' | 'embedding' | 'indexing' | 'ready' | 'failed';
export interface IDocument {
    doc_id: string;
    filename: string;
    status: DocumentStatus;
    pages?: number;
    category?: string;
    sub_category?: string;
    chunk_count?: number;
    error?: string;
    error_code?: string;
    summary?: string;
    suggested_questions?: string[];
}
export type FileCategory = 'pdf' | 'excel' | 'doc' | 'md' | 'image';
export declare const ACCEPTED_FILE_EXTENSIONS: Record<FileCategory, string[]>;
export declare const ACCEPT_ATTR: string;
export declare const getFileCategory: (filename: string) => FileCategory | null;
export declare const getTime: () => string;
export declare const getGreeting: () => "Good morning" | "Good afternoon" | "Good evening";