59 lines
1.5 KiB
JavaScript
59 lines
1.5 KiB
JavaScript
"use strict";
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const md = require("ssb-markdown");
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const ssbMessages = require("ssb-msgs");
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const ssbRef = require("ssb-ref");
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const { span } = require("hyperaxe");
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/** @param {{ link: string}[]} mentions */
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const toUrl = (mentions) => {
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/** @type {{name: string, link: string}[]} */
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const mentionNames = [];
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/** @param {{ link: string, name: string}} arg */
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const handleLink = ({ name, link }) => {
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if (typeof name === "string") {
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const atName = name.charAt(0) === "@" ? name : `@${name}`;
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mentionNames.push({ name: atName, link });
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}
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};
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ssbMessages.links(mentions, "feed").forEach(handleLink);
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/** @param {string} ref */
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const urlHandler = (ref) => {
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// @mentions
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const found = mentionNames.find(({ name }) => name === ref);
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if (found !== undefined) {
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return `/author/${encodeURIComponent(found.link)}`;
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}
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if (ssbRef.isFeedId(ref)) {
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return `/author/${encodeURIComponent(ref)}`;
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}
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if (ssbRef.isMsgId(ref)) {
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return `/thread/${encodeURIComponent(ref)}`;
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}
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if (ssbRef.isBlobId(ref)) {
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return `/blob/${encodeURIComponent(ref)}`;
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}
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if (ref && ref[0] === "#") {
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return `/hashtag/${encodeURIComponent(ref.substr(1))}`;
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}
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return "";
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};
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return urlHandler;
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};
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/**
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* @param {string} input
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* @param {{name: string, link: string}[]} mentions
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*/
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module.exports = (input, mentions = []) =>
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md.block(input, {
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toUrl: toUrl(mentions),
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/** @param character {string} */
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emoji: (character) => span({ class: "emoji" }, character).outerHTML,
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});
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