import { PageMetadataDto, PaginationQueryDto, SortDirection, UserDto } from "./base";
export declare class CountDiscussionsDto {
    count: number;
}
export declare class CountDiscussionMessagesDto {
    count: number;
}
export declare const DiscussionIcon: {
    readonly DISCUSSION: "discussion";
    readonly QUESTION: "question";
    readonly EVENT: "event";
    readonly IMPORTANT: "important";
    readonly OTHER: "other";
};
export type DiscussionIcon = (typeof DiscussionIcon)[keyof typeof DiscussionIcon];
export declare class DiscussionDto {
    id: number;
    title: string;
    icon: DiscussionIcon;
    firstMessage: string;
    createdAt: Date;
    updatedAt?: Date;
    lockedAt?: Date;
    hiddenAt?: Date;
    communityId: number;
    createdBy: UserDto;
    lastMessageTime: Date;
    nMessages: number;
    nUsers: number;
    fisrtUsers: UserDto[];
}
export declare class MessageDto {
    id: number;
    content: string;
    createdAt: Date;
    updatedAt?: Date;
    createdBy: UserDto;
}
export declare const DiscussionSortField: {
    readonly TITLE: "title";
    readonly CREATION_DATE: "creation date";
    readonly LAST_MESSAGE_DATE: "last message date";
};
export type DiscussionSortField = (typeof DiscussionSortField)[keyof typeof DiscussionSortField];
export declare class SearchDiscussionDto extends PaginationQueryDto {
    sortBy?: DiscussionSortField;
    sortDirection?: SortDirection;
    search?: string;
}
export declare class SearchDiscussionResponseDto {
    items: DiscussionDto[];
    meta: PageMetadataDto;
}
export declare class ListMessagesResponseDto {
    items: MessageDto[];
    meta: PageMetadataDto;
}
export declare class CreateDiscussionDto {
    title: string;
    icon: string;
    firstMessage: string;
}
export declare class CreateMessageDto {
    content: string;
}