Files
lume/packages/ui/src/note/content.tsx
2024-04-24 15:21:13 +07:00

132 lines
3.7 KiB
TypeScript

import { Kind, Settings } from "@lume/types";
import {
AUDIOS,
IMAGES,
NOSTR_EVENTS,
NOSTR_MENTIONS,
VIDEOS,
cn,
} from "@lume/utils";
import { useNoteContext } from "./provider";
import { ReactNode, useMemo } from "react";
import { nanoid } from "nanoid";
import { MentionUser } from "./mentions/user";
import { MentionNote } from "./mentions/note";
import { Hashtag } from "./mentions/hashtag";
import { VideoPreview } from "./preview/video";
import { ImagePreview } from "./preview/image";
import reactStringReplace from "react-string-replace";
import { useRouteContext } from "@tanstack/react-router";
export function NoteContent({ className }: { className?: string }) {
const { settings }: { settings: Settings } = useRouteContext({
strict: false,
});
const event = useNoteContext();
const content = useMemo(() => {
const text = event.content.trim();
const words = text.split(/( |\n)/);
const hashtags = words.filter((word) => word.startsWith("#"));
const events = words.filter((word) =>
NOSTR_EVENTS.some((el) => word.startsWith(el)),
);
const mentions = words.filter((word) =>
NOSTR_MENTIONS.some((el) => word.startsWith(el)),
);
let parsedContent: ReactNode[] | string = text;
try {
if (hashtags.length) {
for (const hashtag of hashtags) {
const regex = new RegExp(`(|^)${hashtag}\\b`, "g");
parsedContent = reactStringReplace(parsedContent, regex, () => {
return <Hashtag key={nanoid()} tag={hashtag} />;
});
}
}
if (events.length) {
for (const event of events) {
parsedContent = reactStringReplace(
parsedContent,
event,
(match, i) => <MentionNote key={match + i} eventId={event} />,
);
}
}
if (mentions.length) {
for (const mention of mentions) {
parsedContent = reactStringReplace(
parsedContent,
mention,
(match, i) => <MentionUser key={match + i} pubkey={mention} />,
);
}
}
parsedContent = reactStringReplace(
parsedContent,
/(https?:\/\/\S+)/gi,
(match, i) => {
try {
const url = new URL(match);
const ext = url.pathname.split(".")[1];
if (!settings.enhancedPrivacy) {
if (IMAGES.includes(ext)) {
return <ImagePreview key={match + i} url={url.toString()} />;
}
if (VIDEOS.includes(ext)) {
return <VideoPreview key={match + i} url={url.toString()} />;
}
if (AUDIOS.includes(ext)) {
return <VideoPreview key={match + i} url={url.toString()} />;
}
}
return (
<a
key={match + i}
href={match}
target="_blank"
rel="noreferrer"
className="content-break w-full font-normal text-blue-500 hover:text-blue-600"
>
{match}
</a>
);
} catch {
return (
<a
key={match + i}
href={match}
target="_blank"
rel="noreferrer"
className="content-break w-full font-normal text-blue-500 hover:text-blue-600"
>
{match}
</a>
);
}
},
);
return parsedContent;
} catch (e) {
return text;
}
}, []);
return (
<div className={cn("select-text", className)}>
<div className="content-break whitespace-pre-line text-balance leading-normal">
{content}
</div>
</div>
);
}