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+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+import { Localized } from "@fluent/react";
+import React from "react";
+import { RICH_TEXT_KEYS } from "../../rich-text-strings";
+import { safeURI } from "../../template-utils";
+
+// Elements allowed in snippet content
+const ALLOWED_TAGS = {
+ b: <b />,
+ i: <i />,
+ u: <u />,
+ strong: <strong />,
+ em: <em />,
+ br: <br />,
+};
+
+/**
+ * Transform an object (tag name: {url}) into (tag name: anchor) where the url
+ * is used as href, in order to render links inside a Fluent.Localized component.
+ */
+export function convertLinks(
+ links,
+ sendClick,
+ doNotAutoBlock,
+ openNewWindow = false
+) {
+ if (links) {
+ return Object.keys(links).reduce((acc, linkTag) => {
+ const { action } = links[linkTag];
+ // Setting the value to false will not include the attribute in the anchor
+ const url = action ? false : safeURI(links[linkTag].url);
+
+ acc[linkTag] = (
+ // eslint was getting a false positive caused by the dynamic injection
+ // of content.
+ // eslint-disable-next-line jsx-a11y/anchor-has-content
+ <a
+ href={url}
+ target={openNewWindow ? "_blank" : ""}
+ data-metric={links[linkTag].metric}
+ data-action={action}
+ data-args={links[linkTag].args}
+ data-do_not_autoblock={doNotAutoBlock}
+ data-entrypoint_name={links[linkTag].entrypoint_name}
+ data-entrypoint_value={links[linkTag].entrypoint_value}
+ rel="noreferrer"
+ onClick={sendClick}
+ />
+ );
+ return acc;
+ }, {});
+ }
+
+ return null;
+}
+
+/**
+ * Message wrapper used to sanitize markup and render HTML.
+ */
+export function RichText(props) {
+ if (!RICH_TEXT_KEYS.includes(props.localization_id)) {
+ throw new Error(
+ `ASRouter: ${props.localization_id} is not a valid rich text property. If you want it to be processed, you need to add it to asrouter/rich-text-strings.js`
+ );
+ }
+ return (
+ <Localized
+ id={props.localization_id}
+ elems={{
+ ...ALLOWED_TAGS,
+ ...props.customElements,
+ ...convertLinks(
+ props.links,
+ props.sendClick,
+ props.doNotAutoBlock,
+ props.openNewWindow
+ ),
+ }}
+ >
+ <span>{props.text}</span>
+ </Localized>
+ );
+}