lamp/chat
lamp/chat
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3 changed files with 106 additions and 102 deletions
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5
app/package.json
View File

@ -20,10 +20,7 @@
"extends": [
"react-app",
"react-app/jest"
],
"rules": {
"react/jsx-no-target-blank": "off"
}
]
},
"browserslist": {
"production": [

89
app/src/App.js
View File

@ -76,7 +76,7 @@ function Chat({user, setUser}) {
return (
<div className="Chat h-full flex flex-col">
<MessageList messages={messages} setMessages={setMessages} />
<MessageList messages={messages} user={user} updateUser={updateUser} />
<UserList users={users} updateUser={updateUser} user={user} socket={socket} />
<ChatInput sendMessage={sendMessage} user={user} updateUser={updateUser} setSettingsModalOpen={setSettingsModalOpen} socket={socket} />
<SettingsModal open={settingsModalOpen} setOpen={setSettingsModalOpen} user={user} updateUser={updateUser} />
@ -90,50 +90,56 @@ function Chat({user, setUser}) {
function MessageList({messages, setMessages}) {
var [atBottom, setAtBottom] = useState(true);
var [atTop, setAtTop] = useState(false);
var endRef = useRef();
function MessageList({messages, user, updateUser}) {
var [scrollLock, setScrollLock] = useState(true);
var endRef = useRef();
function onScroll(event) {
var { scrollTop, scrollHeight, clientHeight } = event.target;
setAtBottom(scrollHeight - (scrollTop + clientHeight) < 32);
setAtTop(scrollTop < 32);
setScrollLock(scrollHeight - (scrollTop + clientHeight) < 32);
};
var scrollToBottom = () => endRef.current?.scrollIntoView();
useEffect(() => {
if (atBottom) scrollToBottom();
});
var observer = new ResizeObserver(() => atBottom && scrollToBottom());
useEffect(()=>{
if (atTop) loadOlderMessages();
}, [atTop]);
async function loadOlderMessages() {
var olderMessages = await fetch(BASE_URL+"/messages?before="+messages[0].timestamp).then(res => res.json());
console.debug("loadOlderMessages", olderMessages);
setMessages(messages => [...olderMessages, ...messages]);
function scrollToBottom() {
endRef.current?.scrollIntoView();
}
useEffect(() => {
if (scrollLock) scrollToBottom();
});
var observer = new ResizeObserver(entries => {
if (scrollLock) scrollToBottom();
});
return <ul className="p-4 w-full flex-1 overflow-y-auto break-words" onScroll={onScroll} onLoad={e => observer.observe(e.target)}>
{messages.map(message => <Message message={message} key={message._id} />)}
<div ref={endRef}></div>
</ul>
{messages.map(message => {
function onAuthorClick(event) {
if (message.user.uuid !== user.uuid) return;
event.preventDefault();
var website = prompt("Set website URL", user.website);
if (website) updateUser({website});
}
function Message({message}) {
if (message.user) {
var prefix = <b>{message.user.website ? <a href={message.user.website} target="_blank" rel="noopener" className={message.user.website && "hover:underline"}>{message.user.name}</a> : message.user.name}: </b>
}
var content = <span className={(message.user ? '' : " font-bold")} style={{color: message.color || message.user?.color}} title={new Date(message.timestamp).toLocaleString()}>{processMessageContent(message.content)}</span>
if (message.user)
// eslint-disable-next-line react/jsx-no-target-blank
var prefix = <b>{message.user.website ? <a
href={message.user.website}
target="_blank"
rel="noopener"
//onClick={onAuthorClick}
className={message.user.website && "hover:underline"}
>{message.user.name}</a> : message.user.name}: </b>
var content = <span
className={(message.user ? '' : " font-bold")}
style={{color: message.color || message.user?.color}}
title={new Date(message.timestamp).toLocaleString()}
>{processMessageContent(message.content)}</span>
if (message.file) {
let url = BASE_URL + `/file/${message._id}/${message.file.name}`;
var file =
let embed =
message.file.type?.startsWith("image") ?
<a href={url} target="_blank" rel="noopener" style={{color:"revert",textDecoration:"revert"}}><img src={url} alt={message.file.name} className="max-h-32 inline-block align-top border" /></a>
<img src={url} alt={message.file.name} className="max-h-32 inline-block align-top border" />
: message.file.type?.startsWith("video") ?
<video className='max-h-64 inline-block align-top border' controls>
<source src={url} type={message.file.type} />
@ -142,10 +148,18 @@ function Message({message}) {
<audio className='max-h-64 inline-block align-top' controls>
<source src={url} type={message.file.type} />
</audio>
: <a href={url} target="_blank" rel="noopener" style={{color:"revert",textDecoration:"revert"}}>{message.file.name}</a>
: <span>{message.file.name}</span>
// eslint-disable-next-line react/jsx-no-target-blank
var file = <a href={url} target="_blank" rel="noopener" style={{color:"revert",textDecoration:"revert"}}>{embed}</a>;
}
return <li>{prefix} {content} {file}</li>
return <li key={message._id}>
{prefix} {content} {file}
</li>
})}
<div ref={endRef}></div>
</ul>
}
@ -230,10 +244,8 @@ function EmojiPicker({open, setOpen, setChatInputContent}) {
setChatInputContent(content => `${content} :${event.target.dataset.emoji}:`);
};
if (open)
return <div className='fixed top-0 left-0 w-full h-full' onClick={e=>setOpen(false)}>
<div className='w-[258px] h-64 rounded border fixed right-6 bottom-16 overflow-auto bg-white dark:bg-black p-2' onClick={e=>e.stopPropagation()}>
{emojis.map(emoji => <img src={BASE_URL+"/emoji/"+emoji} title={`:${emoji}:`} alt={`:${emoji}:`} key={emoji} data-emoji={emoji} className="w-10 h-10 inline-block p-0.5 cursor-pointer border border-transparent hover:border-gray-600" onClick={onEmojiClick} />)}
</div>
return <div className='w-64 h-64 rounded border fixed right-6 bottom-16 overflow-auto bg-white dark:bg-black'>
{emojis.map(emoji => <img src={BASE_URL+"/emoji/"+emoji} title={`:${emoji}:`} alt={`:${emoji}:`} key={emoji} data-emoji={emoji} className="w-8 h-8 inline-block m-1 cursor-pointer hover:border" onClick={onEmojiClick} />)}
</div>
}
@ -331,6 +343,7 @@ function processMessageContent(content) {
if (!content) return;
// hyperlinks
content = reactStringReplace(content, /(https?:\/\/\S+)/gi, link =>
// eslint-disable-next-line react/jsx-no-target-blank
<a href={link} target="_blank" rel="noopener" style={{color: "revert", textDecoration: "revert"}}>{link}</a>
)
// emoji

8
server/index.js
View File

@ -24,12 +24,6 @@ app.use((req, res, next) => {
res.header("Access-Control-Allow-Methods", "*");
next();
});
app.get("/messages", (req, res, next) => {
var query = req.query.before ? {timestamp: {$lt: new Date(req.query.before)}} : {};
messages.find(query).project({"file.data": 0, "user.ip": 0}).sort({timestamp: -1}).limit(100).toArray().then(messages => {
res.send(messages.reverse());
}).catch(e => next(e));
});
app.get("/file/:message_id/:filename", async (req, res, next) => {
try {
var doc = await messages.findOne({_id: new ObjectId(req.params.message_id)}, {file:1});
@ -113,7 +107,7 @@ dbclient.connect().then(async () => {
type: m.file.type?.substring(0,64)
} : undefined
}));
var history = await messages.find().project({"file.data": 0, "user.ip": 0}).sort({timestamp: -1}).limit(100).toArray();
var history = await messages.find().project({"file.data": 0}).sort({timestamp: -1}).limit(100).toArray();
history = history.reverse();
socket.emit("messages", history);
socket.on("type", () => {