Files
lume/packages/ui/src/note/content.tsx
2024-05-06 15:17:34 +07:00

117 lines
3.0 KiB
TypeScript

import { NOSTR_EVENTS, NOSTR_MENTIONS, cn, parser } from "@lume/utils";
import { type ReactNode, useMemo } from "react";
import reactStringReplace from "react-string-replace";
import { Hashtag } from "./mentions/hashtag";
import { MentionNote } from "./mentions/note";
import { MentionUser } from "./mentions/user";
import { Images } from "./preview/images";
import { Videos } from "./preview/videos";
import { useNoteContext } from "./provider";
import { nanoid } from "nanoid";
export function NoteContent({
quote = true,
mention = true,
clean,
className,
}: {
quote?: boolean;
mention?: boolean;
clean?: boolean;
className?: string;
}) {
const event = useNoteContext();
const data = useMemo(() => {
const { content, images, videos } = parser(event.content);
const words = content.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 richContent: ReactNode[] | string = content;
try {
if (hashtags.length) {
for (const hashtag of hashtags) {
const regex = new RegExp(`(|^)${hashtag}\\b`, "g");
richContent = reactStringReplace(richContent, regex, (_, index) => {
return <Hashtag key={hashtag + index} tag={hashtag} />;
});
}
}
if (events.length) {
for (const event of events) {
if (quote) {
richContent = reactStringReplace(richContent, event, (_, index) => (
<MentionNote key={event + index} eventId={event} />
));
}
if (!quote && clean) {
richContent = reactStringReplace(richContent, event, () => null);
}
}
}
if (mentions.length) {
for (const user of mentions) {
if (mention) {
richContent = reactStringReplace(richContent, user, (_, index) => (
<MentionUser key={user + index} pubkey={user} />
));
}
if (!mention && clean) {
richContent = reactStringReplace(richContent, user, () => null);
}
}
}
richContent = reactStringReplace(
richContent,
/(https?:\/\/\S+)/gi,
(match, index) => (
<a
key={match + index}
href={match}
target="_blank"
rel="noreferrer"
className="line-clamp-1 text-blue-500 hover:text-blue-600"
>
{match}
</a>
),
);
richContent = reactStringReplace(richContent, /(\r\n|\r|\n)+/g, () => (
<div key={nanoid()} className="h-3" />
));
return { content: richContent, images, videos };
} catch (e) {
return { content, images, videos };
}
}, []);
return (
<div className="flex flex-col gap-2">
<div
className={cn(
"select-text text-[15px] text-balance break-words overflow-hidden",
event.content.length > 500 ? "max-h-[300px] gradient-mask-b-0" : "",
className,
)}
>
{data.content}
</div>
{data.images.length ? <Images urls={data.images} /> : null}
{data.videos.length ? <Videos urls={data.videos} /> : null}
</div>
);
}