Files
lume/src/routes/new-post/index.lazy.tsx
2024-11-10 08:51:07 +07:00

476 lines
12 KiB
TypeScript

import { type Mention, commands } from "@/commands.gen";
import { cn, displayNpub } from "@/commons";
import { PublishIcon, Spinner } from "@/components";
import { Note } from "@/components/note";
import { User } from "@/components/user";
import { LumeWindow, useEvent } from "@/system";
import type { Metadata } from "@/types";
import { CaretDown } from "@phosphor-icons/react";
import { createLazyFileRoute, useAwaited } from "@tanstack/react-router";
import { Menu, MenuItem } from "@tauri-apps/api/menu";
import { getCurrentWindow } from "@tauri-apps/api/window";
import { message } from "@tauri-apps/plugin-dialog";
import {
useCallback,
useEffect,
useMemo,
useRef,
useState,
useTransition,
} from "react";
import { createPortal } from "react-dom";
import {
RichTextarea,
type RichTextareaHandle,
createRegexRenderer,
} from "rich-textarea";
import { MediaButton } from "./-components/media";
import { PowButton } from "./-components/pow";
import { WarningButton } from "./-components/warning";
const MENTION_REG = /\B@([\-+\w]*)$/;
const MAX_LIST_LENGTH = 5;
const renderer = createRegexRenderer([
[
/https?:\/\/[-_.!~*\'()a-zA-Z0-9;\/?:\@&=+\$,%#]+/g,
({ children, key, value }) => (
<a
key={key}
href={value}
target="_blank"
rel="noreferrer"
className="text-blue-500 !underline"
>
{children}
</a>
),
],
[
/(?:^|\W)nostr:(\w+)(?!\w)/g,
({ children, key }) => (
<span key={key} className="text-blue-500">
{children}
</span>
),
],
[
/(?:^|\W)#(\w+)(?!\w)/g,
({ children, key }) => (
<span key={key} className="text-blue-500">
{children}
</span>
),
],
]);
export const Route = createLazyFileRoute("/new-post/")({
component: Screen,
});
function Screen() {
const { reply_to } = Route.useSearch();
const { accounts, initialValue } = Route.useRouteContext();
const { deferMentionList } = Route.useLoaderData();
const users = useAwaited({ promise: deferMentionList })[0];
const [text, setText] = useState("");
const [currentUser, setCurrentUser] = useState<string | null>(null);
const [isPublish, setIsPublish] = useState(false);
const [error, setError] = useState("");
const [isPending, startTransition] = useTransition();
const [warning, setWarning] = useState({ enable: false, reason: "" });
const [difficulty, setDifficulty] = useState({ enable: false, num: 21 });
const [index, setIndex] = useState<number>(0);
const [pos, setPos] = useState<{
top: number;
left: number;
caret: number;
} | null>(null);
const ref = useRef<RichTextareaHandle>(null);
const targetText = pos ? text.slice(0, pos.caret) : text;
const match = pos && targetText.match(MENTION_REG);
const name = match?.[1] ?? "";
const filtered = useMemo(() => {
if (!users?.length) return [];
return users
.filter((u) => u?.name?.toLowerCase().startsWith(name.toLowerCase()))
.slice(0, MAX_LIST_LENGTH);
}, [users, name]);
const showContextMenu = useCallback(async (e: React.MouseEvent) => {
e.preventDefault();
const list: Promise<MenuItem>[] = [];
for (const account of accounts) {
const res = await commands.getProfile(account);
let name = "unknown";
if (res.status === "ok") {
const profile: Metadata = JSON.parse(res.data);
name = profile.display_name ?? profile.name ?? "anon";
}
list.push(
MenuItem.new({
text: `Publish as ${name} (${displayNpub(account, 16)})`,
action: async () => setCurrentUser(account),
}),
);
}
const items = await Promise.all(list);
const menu = await Menu.new({ items });
await menu.popup().catch((e) => console.error(e));
}, []);
const insert = (i: number) => {
if (!ref.current || !pos) return;
const selected = filtered[i];
ref.current.setRangeText(
`nostr:${selected.pubkey} `,
pos.caret - name.length - 1,
pos.caret,
"end",
);
setPos(null);
setIndex(0);
};
const submit = () => {
startTransition(async () => {
if (!text.length) return;
if (!currentUser) return;
const signer = await commands.hasSigner(currentUser);
if (signer.status === "ok") {
if (!signer.data) {
const res = await commands.setSigner(currentUser);
if (res.status === "error") {
await message(res.error, { kind: "error" });
return;
}
}
const content = text.trim();
const warn = warning.enable ? warning.reason : null;
const diff = difficulty.enable ? difficulty.num : null;
if (reply_to?.length) {
const res = await commands.reply(content, reply_to);
if (res.status === "ok") {
setText("");
setIsPublish(true);
await getCurrentWindow().emit(reply_to, {});
} else {
setError(res.error);
}
} else {
const res = await commands.publish(content, warn, diff);
if (res.status === "ok") {
setText("");
setIsPublish(true);
await LumeWindow.openColumn({
name: "Thread",
label: res.data.slice(0, 6),
account: currentUser,
url: `/columns/events/${res.data}`,
});
} else {
setError(res.error);
}
}
}
});
};
useEffect(() => {
if (isPublish) {
const timer = setTimeout(() => setIsPublish((prev) => !prev), 3000);
return () => {
clearTimeout(timer);
};
}
}, [isPublish]);
useEffect(() => {
if (initialValue?.length) {
setText(initialValue);
}
}, [initialValue]);
useEffect(() => {
if (accounts?.length) {
setCurrentUser(accounts[0]);
}
}, [accounts]);
return (
<div className="flex flex-col w-full h-full">
<div data-tauri-drag-region className="h-11 shrink-0" />
<div className="flex flex-col flex-1 overflow-y-auto">
{error?.length ? (
<div className="flex flex-col gap-2 px-3.5 py-3 border-b border-black/5 dark:border-white/5">
<p className="text-sm font-medium text-red-600">Error: {error}</p>
</div>
) : null}
{reply_to?.length ? (
<div className="flex flex-col gap-2 px-3.5 py-3 border-b border-black/5 dark:border-white/5">
<span className="text-sm font-semibold">Reply to:</span>
<EmbedNote id={reply_to} />
</div>
) : null}
<div className="p-4 overflow-y-auto h-full">
<RichTextarea
ref={ref}
value={text}
placeholder={reply_to ? "Type your reply..." : "What're you up to?"}
style={{ width: "100%", height: "100%" }}
className="text-[15px] leading-normal resize-none border-none focus:outline-none focus:ring-0 placeholder:text-neutral-500 placeholder:pt-[1.5px] placeholder:pl-2"
onChange={(e) => setText(e.target.value)}
onKeyDown={(e) => {
if (!pos || !filtered.length) return;
switch (e.code) {
case "ArrowUp": {
e.preventDefault();
const nextIndex =
index <= 0 ? filtered.length - 1 : index - 1;
setIndex(nextIndex);
break;
}
case "ArrowDown": {
e.preventDefault();
const prevIndex =
index >= filtered.length - 1 ? 0 : index + 1;
setIndex(prevIndex);
break;
}
case "Enter":
e.preventDefault();
insert(index);
break;
case "Escape":
e.preventDefault();
setPos(null);
setIndex(0);
break;
default:
break;
}
}}
onSelectionChange={(r) => {
if (
r.focused &&
MENTION_REG.test(text.slice(0, r.selectionStart))
) {
setPos({
top: r.top + r.height,
left: r.left,
caret: r.selectionStart,
});
setIndex(0);
} else {
setPos(null);
setIndex(0);
}
}}
disabled={isPending}
>
{renderer}
</RichTextarea>
{pos ? (
createPortal(
<MentionPopup
top={pos.top}
left={pos.left}
users={filtered}
index={index}
insert={insert}
/>,
document.body,
)
) : (
<></>
)}
</div>
</div>
{warning.enable ? (
<div className="flex items-center w-full px-4 border-t h-11 shrink-0 border-black/5 dark:border-white/5">
<span className="text-sm shrink-0 text-black/50 dark:text-white/50">
Reason:
</span>
<input
type="text"
placeholder="NSFW..."
value={warning.reason}
onChange={(e) =>
setWarning((prev) => ({ ...prev, reason: e.target.value }))
}
className="flex-1 text-sm bg-transparent border-none focus:outline-none focus:ring-0 placeholder:text-black/50 dark:placeholder:text-white/50"
/>
</div>
) : null}
{difficulty.enable ? (
<div className="flex items-center w-full px-4 border-t h-11 shrink-0 border-black/5 dark:border-white/5">
<span className="text-sm shrink-0 text-black/50 dark:text-white/50">
Difficulty:
</span>
<input
type="text"
inputMode="numeric"
pattern="[0-9]"
onKeyDown={(event) => {
if (!/[0-9]/.test(event.key)) {
event.preventDefault();
}
}}
placeholder="21"
defaultValue={difficulty.num}
onChange={(e) =>
setWarning((prev) => ({ ...prev, num: Number(e.target.value) }))
}
className="flex-1 text-sm bg-transparent border-none focus:outline-none focus:ring-0 placeholder:text-black/50 dark:placeholder:text-white/50"
/>
</div>
) : null}
<div
data-tauri-drag-region
className="flex items-center w-full h-16 gap-4 px-4 border-t divide-x divide-black/5 dark:divide-white/5 shrink-0 border-black/5 dark:border-white/5"
>
<div className="inline-flex items-center gap-3">
<button
type="button"
onClick={() => submit()}
className={cn(
"inline-flex items-center justify-center h-8 gap-1 px-2.5 text-sm font-medium rounded-lg w-max",
isPublish
? "bg-green-500 hover:bg-green-600 dark:hover:bg-green-400 text-white"
: "bg-black/10 hover:bg-black/20 dark:bg-white/10 dark:hover:bg-white/20",
)}
>
{isPending ? (
<Spinner className="size-4" />
) : (
<PublishIcon className="size-4" />
)}
{isPublish ? "Published" : "Publish"}
</button>
{currentUser ? (
<button
type="button"
onClick={(e) => showContextMenu(e)}
className="inline-flex items-center gap-1.5"
>
<User.Provider pubkey={currentUser}>
<User.Root>
<User.Avatar className="size-6 rounded-full" />
</User.Root>
</User.Provider>
<CaretDown
className="mt-px size-3 text-neutral-500"
weight="bold"
/>
</button>
) : null}
</div>
<div className="inline-flex items-center flex-1 gap-2 pl-2">
<MediaButton setText={setText} />
<WarningButton setWarning={setWarning} />
<PowButton setDifficulty={setDifficulty} />
</div>
</div>
</div>
);
}
function MentionPopup({
users,
index,
top,
left,
insert,
}: {
users: Mention[];
index: number;
top: number;
left: number;
insert: (index: number) => void;
}) {
return (
<div
style={{
top: top,
left: left,
}}
className="fixed w-[200px] text-sm bg-white dark:bg-black shadow-lg shadow-neutral-500/20 dark:shadow-none dark:ring-1 dark:ring-neutral-700 rounded-lg overflow-hidden"
>
{users.map((u, i) => (
<div
key={u.pubkey}
className={cn(
"flex items-center gap-1.5 p-2",
index === i ? "bg-neutral-100 dark:bg-neutral-900" : null,
)}
onMouseDown={(e) => {
e.preventDefault();
insert(i);
}}
>
<div className="size-7 shrink-0">
{u.avatar?.length ? (
<img
src={u.avatar}
alt=""
className="size-7 rounded-full outline outline-1 -outline-offset-1 outline-black/15"
loading="lazy"
decoding="async"
/>
) : (
<div className="size-7 rounded-full bg-blue-500" />
)}
</div>
{u.name}
</div>
))}
</div>
);
}
function EmbedNote({ id }: { id: string }) {
const { isLoading, isError, data } = useEvent(id);
if (isLoading) {
return <Spinner className="size-5" />;
}
if (isError || !data) {
return <div>Event not found with your current relay set.</div>;
}
return (
<Note.Provider event={data}>
<Note.Root className="flex items-center gap-2">
<User.Provider pubkey={data.pubkey}>
<User.Root className="shrink-0">
<User.Avatar className="rounded-full size-7" />
</User.Root>
</User.Provider>
<div className="content-break line-clamp-1 text-sm">{data.content}</div>
</Note.Root>
</Note.Provider>
);
}