/**
 * A strategy for posting messages to LinkedIn.
 */
export class LinkedInStrategy {
    /**
     * Creates a new instance.
     * @param {LinkedInOptions} options Options for the instance.
     * @throws {Error} When required options are missing.
     */
    constructor(options: LinkedInOptions);
    /**
     * The ID of the strategy.
     * @type {string}
     * @readonly
     */
    readonly id: string;
    /**
     * The display name of the strategy.
     * @type {string}
     * @readonly
     */
    readonly name: string;
    /**
     * Maximum length of a LinkedIn post in characters.
     * @type {number}
     * @const
     */
    MAX_MESSAGE_LENGTH: number;
    /**
     * Posts a message to LinkedIn.
     * @param {string} message The message to post.
     * @param {import("../types.js").PostOptions} [postOptions] Additional options for the post.
     * @returns {Promise<LinkedInPostResponse>} A promise that resolves with the post data.
     * @throws {TypeError} If message is missing.
     */
    post(message: string, postOptions?: import("../types.js").PostOptions): Promise<LinkedInPostResponse>;
    /**
     * Extracts a URL from a LinkedIn API response.
     * @param {LinkedInPostResponse} response The response from the LinkedIn API post request.
     * @returns {string} The URL for the LinkedIn post.
     */
    getUrlFromResponse(response: LinkedInPostResponse): string;
    /**
     * Calculates the length of a message according to LinkedIn's algorithm.
     * All Unicode characters are counted as is.
     * @param {string} message The message to calculate the length of.
     * @returns {number} The calculated length of the message.
     */
    calculateMessageLength(message: string): number;
    #private;
}
export type LinkedInOptions = {
    /**
     * The access token for the LinkedIn API.
     */
    accessToken: string;
};
export type LinkedInPostResponse = {
    /**
     * The URN of the newly created post.
     */
    id: string;
};
export type LinkedInUserInfoResponse = {
    /**
     * The name of the user.
     */
    name: string;
    /**
     * The subject identifier for the user.
     */
    sub: string;
    /**
     * The locale information of the user.
     */
    locale: {
        country: string;
        language: string;
    };
    /**
     * The given name of the user.
     */
    given_name: string;
    /**
     * The family name of the user.
     */
    family_name: string;
    /**
     * The URL of the user's profile picture.
     */
    picture: string;
};
export type LinkedInMedia = {
    /**
     * - The URN of the media asset
     */
    media: string;
    /**
     * - The status of the media (e.g., "READY")
     */
    status: string;
    /**
     * - The title of the media
     */
    title: {
        attributes?: Object[] | undefined;
        text: string;
    };
};
export type LinkedInShareContent = {
    /**
     * - Array of media attachments
     */
    media?: LinkedInMedia[] | undefined;
    /**
     * - The main text content of the post
     */
    shareCommentary: {
        attributes?: Object[] | undefined;
        text: string;
    };
    /**
     * - The type of media being shared (e.g., "VIDEO", "IMAGE", "NONE")
     */
    shareMediaCategory: string;
};
export type LinkedInPostBody = {
    /**
     * - The URN identifier of the post author (person or organization)
     */
    author: string;
    /**
     * - The state of the post (e.g., "PUBLISHED")
     */
    lifecycleState: string;
    /**
     * - The content-specific details of the post
     */
    specificContent: Record<"com.linkedin.ugc.ShareContent", LinkedInShareContent>;
    /**
     * - Visibility settings for the post
     */
    visibility: Record<string, string>;
};
export type LinkedInErrorResponse = {
    /**
     * The type of error detail.
     */
    errorDetailType: string;
    /**
     * The error message.
     */
    message: string;
    /**
     * The details of the error.
     */
    errorDetails: {
        inputErrors: Array<Object>;
    };
    /**
     * The description of the input error.
     */
    description: string;
    /**
     * The input object.
     */
    input: Object;
    /**
     * The error code.
     */
    code: string;
    /**
     * The HTTP status code.
     */
    status: number;
};
export type LinkedInServiceRelationship = {
    /**
     * The service identifier URN
     */
    identifier: string;
    /**
     * The type of relationship (e.g. "OWNER")
     */
    relationshipType: string;
};
export type LinkedInRequestUploadRequestBody = {
    /**
     * The URN identifier of the owner (organization or person)
     */
    owner: string;
    /**
     * Array of recipe URNs for the upload (e.g. "urn:li:digitalmediaRecipe:feedshare-image")
     */
    recipes: string[];
    /**
     * Array of service relationship objects
     */
    serviceRelationships: LinkedInServiceRelationship[];
    /**
     * Array of supported upload mechanisms (e.g. "SYNCHRONOUS_UPLOAD")
     */
    supportedUploadMechanism: string[];
};
export type LinkedInUploadMechanism = {
    /**
     * The URL to upload the media to.
     */
    uploadUrl: string;
    /**
     * The headers for the upload request.
     */
    headers: Record<string, string>;
};
export type LinkedInRequestUploadResponse = {
    /**
     * The response value object
     */
    value: {
        mediaArtifact: string;
        uploadMechanism: Record<string, LinkedInUploadMechanism>;
        asset: string;
        assetRealTimeTopic: string;
    };
};