import type { PackagePerson } from "./package.js";

/**
 * @summary formats author link from {@link PackagePerson}
 * @param info {@link PackagePerson} information
 */
export const formatAuthor = (info: Exclude<PackagePerson, string>) => {
    const { name, email, url, } = info;
    return name + (email ? ` <${email}>` : "") + (url ? ` (${url})` : "");
};

/**
 * @summary parses author or contributors field from package.json
 * @param info {@link PackagePerson} information
 */
export const parseAuthor = (
    info: PackagePerson
): Exclude<PackagePerson, string> => {
    if (typeof info === "object") return info;

    const authorRegex = /(\w+(?:\s\w+)?)(?:\s<(.+?)>)?(?:\s\((.+?)\))?$/i;

    const match = authorRegex.exec(info);

    if (!match) throw new Error(`unable to parse author field: ${info}`);

    const [_full, name, email, url] = match;

    return {
        name,
        email,
        url,
    };
};