Files
coop/crates/chat_ui/src/lib.rs
T
2026-09-16 02:21:12 +00:00

2133 lines
74 KiB
Rust

use std::collections::{BTreeMap, HashMap, HashSet};
use std::path::PathBuf;
use std::sync::{Arc, LazyLock, RwLock};
pub use actions::*;
use anyhow::Error;
use chat::{ChatRegistry, Message, Room, RoomEvent, SendReport, SendStatus};
use common::TimestampExt;
use futures::lock::Mutex;
use gpui::prelude::FluentBuilder;
use gpui::{
AnyElement, App, AppContext, ClipboardItem, Context, Entity, EventEmitter, FocusHandle,
Focusable, InteractiveElement, IntoElement, ListAlignment, ListOffset, ListState, MouseButton,
ObjectFit, ParentElement, PathPromptOptions, Render, SharedString, SharedUri,
StatefulInteractiveElement, Styled, StyledImage, Subscription, SystemNotification,
SystemNotificationAction, Task, WeakEntity, Window, div, img, list, px, red, relative,
retain_all, svg, white,
};
use itertools::Itertools;
use nostr_sdk::prelude::*;
use person::{Person, PersonRegistry};
use regex::Regex;
use settings::{AppSettings, SignerKind};
use smallvec::{SmallVec, smallvec};
use state::{
FileAttachment, NostrRegistry, download_and_decrypt_to_file, upload, upload_encrypted,
};
use theme::ActiveTheme;
use ui::avatar::Avatar;
use ui::button::{Button, ButtonVariants};
use ui::dock::{Panel, PanelEvent};
use ui::input::{Input, InputEvent, InputState};
use ui::menu::DropdownMenu;
use ui::notification::Notification;
use ui::scroll::Scrollbar;
use ui::tooltip::Tooltip;
use ui::{
Disableable, Icon, IconName, InteractiveElementExt, Sizable, StyledExt, WindowExtension,
h_flex, v_flex,
};
use crate::file::*;
use crate::text::RenderedText;
const REACTION_EMOJIS: &[&str] = &["👍", "👎", "😄", "🎉", "😕", "❤️", "🚀", "👀"];
const COMPACT_REACTION_EMOJIS: &[&str] = &["👍", "❤️", "👀"];
/// Regex matching strings that consist entirely of emoji characters,
/// zero-width joiners, variation selectors, and keycap combiners.
static EMOJI_RE: LazyLock<Regex> =
LazyLock::new(|| Regex::new(r"^[\p{Emoji}\u{200D}\u{FE0F}\u{20E3}]+$").unwrap());
mod actions;
mod file;
mod text;
pub fn init(room: WeakEntity<Room>, window: &mut Window, cx: &mut App) -> Entity<ChatPanel> {
cx.new(|cx| ChatPanel::new(room, window, cx))
}
/// Chat Panel
pub struct ChatPanel {
id: SharedString,
focus_handle: FocusHandle,
/// Chat Room
room: WeakEntity<Room>,
/// Message list state
list_state: ListState,
/// All messages (sorted by created_at)
messages: Vec<Message>,
/// O(1) message lookup by EventId
message_index: HashMap<EventId, usize>,
/// All reactions
reactions: BTreeMap<EventId, Vec<(SharedString, PublicKey)>>,
/// Mapping message ids to their rendered texts
rendered_texts_by_id: BTreeMap<EventId, RenderedText>,
/// Mapping message (rumor event) ids to their reports
reports_by_id: Arc<RwLock<BTreeMap<EventId, Vec<SendReport>>>>,
/// Chat input state
input: Entity<InputState>,
/// Subject input state
subject_input: Entity<InputState>,
/// Subject bar visibility
subject_bar: Entity<bool>,
/// Sent message ids
sent_ids: Arc<Mutex<Vec<EventId>>>,
/// Replies to
replies_to: Entity<HashSet<EventId>>,
/// Media Attachment
attachments: Entity<Vec<Url>>,
/// Uploaded, encrypted file attachments which are not sent yet
encrypted_attachments: Entity<Vec<PendingFile>>,
/// Decrypted attachments of file messages, by message id
decrypted_files: HashMap<EventId, DecryptedFile>,
/// Upload state
uploading: bool,
/// Async operations
tasks: Vec<Task<Result<(), Error>>>,
/// Event subscriptions
subscriptions: SmallVec<[Subscription; 3]>,
}
impl ChatPanel {
pub fn new(room: WeakEntity<Room>, window: &mut Window, cx: &mut Context<Self>) -> Self {
// Define attachments and replies_to entities
let attachments = cx.new(|_| vec![]);
let encrypted_attachments = cx.new(|_| vec![]);
let replies_to = cx.new(|_| HashSet::new());
let reports_by_id = Arc::new(RwLock::new(BTreeMap::new()));
// Define list of messages
let messages = Vec::new();
let list_state = ListState::new(messages.len(), ListAlignment::Bottom, px(1024.));
// Get room id and name
let (id, name) = room
.read_with(cx, |this, _cx| {
let id = this.id.to_string().into();
let name = this.display_name(cx);
(id, name)
})
.unwrap_or(("Unknown".into(), "Message...".into()));
// Define input state
let input = cx.new(|cx| {
InputState::new(window, cx)
.placeholder(format!("Message {}", name))
.auto_grow(1, 20)
.clean_on_escape()
});
// Define subject input state
let subject_input = cx.new(|cx| InputState::new(window, cx).placeholder("New subject..."));
let subject_bar = cx.new(|_cx| false);
// Define subscriptions
let mut subscriptions = smallvec![];
subscriptions.push(
// Subscribe the chat input event
cx.subscribe_in(&input, window, move |this, _input, event, window, cx| {
if let InputEvent::PressEnter { .. } = event {
this.send_text_message(window, cx);
};
}),
);
subscriptions.push(
// Subscribe the subject input event
cx.subscribe_in(
&subject_input,
window,
move |this, _input, event, window, cx| {
if let InputEvent::PressEnter { .. } = event {
this.change_subject(window, cx);
};
},
),
);
// Define all functions that will run after the current cycle
cx.defer_in(window, |this, window, cx| {
this.connect(cx);
this.handle_notifications(cx);
this.subscribe_room_events(window, cx);
this.get_messages(window, cx);
});
Self {
focus_handle: cx.focus_handle(),
id,
messages,
message_index: HashMap::new(),
reactions: BTreeMap::new(),
room,
list_state,
input,
subject_input,
subject_bar,
replies_to,
attachments,
encrypted_attachments,
decrypted_files: HashMap::new(),
rendered_texts_by_id: BTreeMap::new(),
reports_by_id,
sent_ids: Arc::new(Mutex::new(Vec::new())),
uploading: false,
subscriptions,
tasks: vec![],
}
}
/// Get messaging relays and announcement for each member
fn connect(&mut self, cx: &mut Context<Self>) {
if let Some(room) = self.room.upgrade() {
let task = room.read(cx).connect(cx);
self.tasks.push(task);
}
}
/// Handle nostr notifications
fn handle_notifications(&mut self, cx: &mut Context<Self>) {
let nostr = NostrRegistry::global(cx);
let client = nostr.read(cx).client();
let sent_ids = self.sent_ids.clone();
let reports = self.reports_by_id.clone();
let (tx, rx) = flume::bounded::<Arc<SendStatus>>(256);
self.tasks.push(cx.background_spawn(async move {
let mut notifications = client.notifications();
while let Some(notification) = notifications.next().await {
if let ClientNotification::Message { message, relay_url } = notification
&& let RelayMessage::Ok {
event_id,
status,
message,
} = *message
{
let sent_ids = sent_ids.lock().await;
if sent_ids.contains(&event_id) {
let status = if status {
SendStatus::ok(event_id, relay_url)
} else {
SendStatus::failed(event_id, relay_url, message.into())
};
tx.send_async(Arc::new(status)).await.ok();
}
}
}
Ok(())
}));
self.tasks.push(cx.spawn(async move |this, cx| {
while let Ok(status) = rx.recv_async().await {
{
let mut map = reports.write().unwrap();
let status_id = match &*status {
SendStatus::Ok { id, .. } => *id,
SendStatus::Failed { id, .. } => *id,
};
// Find the matching report and update it (exit early on first match)
'outer: for reports_list in map.values_mut() {
for report in reports_list.iter_mut() {
let Some(output) = report.output.as_mut() else {
continue;
};
if *output.id() != status_id {
continue;
}
match &*status {
SendStatus::Ok { relay, .. } => {
output.success.insert(relay.clone(), EventSendStatus::Sent);
}
SendStatus::Failed { relay, message, .. } => {
output.failed.insert(relay.clone(), message.clone());
}
}
break 'outer;
}
}
}
this.update(cx, |_, cx| cx.notify()).ok();
}
Ok(())
}));
}
/// Subscribe to room events
fn subscribe_room_events(&mut self, window: &mut Window, cx: &mut Context<Self>) {
let Some(room) = self.room.upgrade() else {
return;
};
self.subscriptions.push(cx.subscribe_in(
&room,
window,
move |this, _room, event, window, cx| {
match event {
RoomEvent::Incoming(message) => {
if message.rumor.kind == Kind::Reaction {
this.insert_reaction(&message.rumor, cx);
} else {
this.insert_message(message, false, cx);
if !window.is_window_active() {
cx.show_system_notification(SystemNotification {
tag: "message".into(),
title: "New Message".into(),
body: "You have a new message.".into(),
actions: vec![SystemNotificationAction {
id: "open".into(),
label: "Open".into(),
}],
});
}
}
}
RoomEvent::Reload => {
// Defer to avoid re-entrant read on Room while
// emit_refresh holds a write lock (via refresh_rooms).
cx.defer_in(window, |this, window, cx| {
this.get_messages(window, cx);
});
}
};
},
));
}
/// Load all messages belonging to this room
fn get_messages(&mut self, _window: &mut Window, cx: &mut Context<Self>) {
let Ok(get_messages) = self.room.read_with(cx, |this, cx| this.get_messages(cx)) else {
return;
};
self.tasks.push(cx.spawn(async move |this, cx| {
let events = get_messages.await?;
// Update message list
this.update(cx, |this, cx| {
this.insert_messages(&events, cx);
})?;
Ok(())
}));
}
/// Get user input content and merged all attachments if available
fn get_input_value(&self, cx: &Context<Self>) -> String {
// Get input's value
let mut content = self.input.read(cx).value().trim().to_string();
// Get all attaches and merge its with message
let attachments = self.attachments.read(cx);
if !attachments.is_empty() {
let urls = attachments
.iter()
.map(|url| url.to_string())
.collect_vec()
.join("\n");
if content.is_empty() {
content = urls;
} else {
content = format!("{content}\n{urls}");
}
}
content
}
fn change_subject(&mut self, _window: &mut Window, cx: &mut Context<Self>) {
let subject = self.subject_input.read(cx).value();
self.room
.update(cx, |this, cx| {
this.set_subject(subject, cx);
})
.ok();
}
fn send_text_message(&mut self, window: &mut Window, cx: &mut Context<Self>) {
// Get the message which includes all plain attachments
let content = self.get_input_value(cx);
// Get the replies to this message
let replies: Vec<EventId> = self.replies_to.read(cx).iter().copied().collect();
// Uploaded files are sent as encrypted file messages
let files: Vec<FileAttachment> = self
.encrypted_attachments
.read(cx)
.iter()
.map(|pending| pending.file.clone())
.collect();
// Return if there is nothing to send
if content.trim().is_empty() && files.is_empty() {
window.push_notification("Cannot send an empty message", cx);
return;
}
// If replying to exactly one message with only a valid emoji,
// send as a reaction instead of a text message
if replies.len() == 1
&& EMOJI_RE.is_match(&content)
&& self.attachments.read(cx).is_empty()
&& files.is_empty()
{
for reply in &replies {
self.send_reaction(&content, reply, window, cx);
}
self.clear(window, cx);
return;
}
// Send the text part, including the plain attachment urls
if !content.trim().is_empty() {
self.send_message(&content, replies.clone(), false, window, cx);
}
// Send every file as its own encrypted file message
for file in files {
self.send_file(file, replies.clone(), window, cx);
}
}
fn send_reaction(
&mut self,
emoji: &str,
target: &EventId,
window: &mut Window,
cx: &mut Context<Self>,
) {
// Return if emoji is empty
if emoji.trim().is_empty() {
window.push_notification("Cannot send an empty reaction", cx);
return;
}
self.send_message(emoji, vec![*target], true, window, cx);
}
/// Send a message to all members of the chat
fn send_message(
&mut self,
value: &str,
replies: Vec<EventId>,
reaction: bool,
window: &mut Window,
cx: &mut Context<Self>,
) {
if value.trim().is_empty() {
window.push_notification("Cannot send an empty message", cx);
return;
}
// Upgrade room and create rumor + send task in a single read lock
let Some(room) = self.room.upgrade() else {
return;
};
let outcome = room.read_with(cx, |room, cx| {
let rumor = room.rumor(value, replies, reaction, cx)?;
let send_task = room.send(rumor.clone(), cx)?;
Some((rumor, send_task))
});
match outcome {
Some((rumor, send_task)) => self.dispatch(rumor, send_task, window, cx),
None => window.push_notification("Failed to create message", cx),
}
}
/// Send an encrypted file message (NIP-17 kind 15) to all members of the chat
fn send_file(
&mut self,
file: FileAttachment,
replies: Vec<EventId>,
window: &mut Window,
cx: &mut Context<Self>,
) {
let Some(room) = self.room.upgrade() else {
return;
};
let outcome = room.read_with(cx, |room, cx| {
let rumor = room.file_rumor(file, replies, cx)?;
let send_task = room.send(rumor.clone(), cx)?;
Some((rumor, send_task))
});
match outcome {
Some((rumor, send_task)) => self.dispatch(rumor, send_task, window, cx),
None => window.push_notification("Failed to create message", cx),
}
}
/// Insert a rumor optimistically and track the send reports of its gift wraps
fn dispatch(
&mut self,
rumor: UnsignedEvent,
send_task: Task<Vec<SendReport>>,
window: &mut Window,
cx: &mut Context<Self>,
) {
let id = rumor.id.expect("rumor must have an id");
let sent_ids = self.sent_ids.clone();
// Insert optimistic message and clear input
if rumor.kind != Kind::Reaction {
self.insert_message(&rumor, true, cx);
self.clear(window, cx);
} else {
self.insert_reaction(&rumor, cx);
}
// Update reports
self.insert_reports(id, vec![], cx);
// Spawn a single task to await the send and update reports
self.tasks.push(cx.spawn_in(window, async move |this, cx| {
let outputs = send_task.await;
let mut sent_ids = sent_ids.lock().await;
sent_ids.extend(outputs.iter().filter_map(|output| output.gift_wrap_id));
this.update(cx, |this, cx| {
this.insert_reports(id, outputs, cx);
})?;
Ok(())
}));
}
/// Clear the input field, attachments, and replies
///
/// Only run after sending a message
fn clear(&mut self, window: &mut Window, cx: &mut Context<Self>) {
self.input.update(cx, |this, cx| {
this.set_value("", window, cx);
});
self.attachments.update(cx, |this, cx| {
this.clear();
cx.notify();
});
self.encrypted_attachments.update(cx, |this, cx| {
this.clear();
cx.notify();
});
self.replies_to.update(cx, |this, cx| {
this.clear();
cx.notify();
})
}
/// Insert reports
fn insert_reports(&mut self, id: EventId, reports: Vec<SendReport>, cx: &mut Context<Self>) {
self.reports_by_id
.write()
.unwrap()
.entry(id)
.or_default()
.extend(reports);
cx.notify();
}
/// Insert a message into the chat panel
fn insert_message<E>(&mut self, m: E, scroll: bool, cx: &mut Context<Self>)
where
E: Into<Message>,
{
let old_len = self.messages.len();
let msg: Message = m.into();
if let Err(pos) = self.messages.binary_search(&msg) {
self.messages.insert(pos, msg);
// Rebuild message index after insertion (indices from pos to end shift)
for (i, message) in self.messages.iter().enumerate().skip(pos) {
self.message_index.insert(message.id, i);
}
self.list_state.splice(old_len..old_len, 1);
if scroll {
self.list_state.scroll_to(ListOffset {
item_ix: self.list_state.item_count(),
offset_in_item: px(0.0),
});
}
cx.notify();
}
}
/// Convert and insert a vector of nostr events into the chat panel
fn insert_messages(&mut self, events: &[UnsignedEvent], cx: &mut Context<Self>) {
for event in events.iter() {
if event.kind == Kind::Reaction {
self.insert_reaction(event, cx);
continue;
}
// Bulk inserting messages, so no need to scroll to the latest message
self.insert_message(event, false, cx);
}
}
/// Insert a reaction into the chat panel
fn insert_reaction(&mut self, event: &UnsignedEvent, cx: &mut Context<Self>) {
if event.kind != Kind::Reaction {
return;
}
for id in event.tags.event_ids() {
self.reactions
.entry(id)
.or_default()
.push((SharedString::from(&event.content), event.pubkey));
}
cx.notify();
}
/// Check if a message has any reports
fn has_reports(&self, id: &EventId) -> bool {
self.reports_by_id.read().unwrap().contains_key(id)
}
/// Clone reports for a message (used for modal display, not called during render)
fn sent_reports(&self, id: &EventId) -> Option<Vec<SendReport>> {
self.reports_by_id.read().unwrap().get(id).cloned()
}
/// Get a message by its ID (O(1) lookup)
fn message(&self, id: &EventId) -> Option<&Message> {
self.message_index
.get(id)
.and_then(|&ix| self.messages.get(ix))
}
/// Get a reaction by its target ID (returns reference, no allocation)
fn reaction(&self, id: &EventId) -> &[(SharedString, PublicKey)] {
self.reactions.get(id).map(|v| v.as_slice()).unwrap_or(&[])
}
/// Check if a message has any reactions
fn has_reaction(&self, id: &EventId) -> bool {
self.reactions.contains_key(id)
}
/// Scroll to a message by its ID
fn scroll_to(&self, id: &EventId) {
if let Some(ix) = self.messages.iter().position(|msg| &msg.id == id) {
self.list_state.scroll_to_reveal_item(ix);
}
}
fn copy_author(&self, public_key: &PublicKey, cx: &App) {
let content = public_key.to_bech32().unwrap();
let item = ClipboardItem::new_string(content);
cx.write_to_clipboard(item);
}
fn copy_message(&self, id: &EventId, cx: &App) {
let Some(message) = self.message(id) else {
return;
};
let content = message.preview().to_string();
let item = ClipboardItem::new_string(content);
cx.write_to_clipboard(item);
}
fn reply_to(&mut self, id: &EventId, cx: &mut Context<Self>) {
if let Some(text) = self.message(id) {
self.replies_to.update(cx, |this, cx| {
this.insert(text.id);
cx.notify();
});
}
}
fn remove_reply(&mut self, id: &EventId, cx: &mut Context<Self>) {
self.replies_to.update(cx, |this, cx| {
this.remove(id);
cx.notify();
});
}
fn upload(&mut self, window: &mut Window, cx: &mut Context<Self>) {
// Get the user's configured blossom server
let server = AppSettings::get_file_server(cx);
// Encrypt attachments which are not part of a message being written
let encrypted = self.input.read(cx).value().trim().is_empty();
// Ask user for file upload
let path = cx.prompt_for_paths(PathPromptOptions {
files: true,
directories: false,
multiple: false,
prompt: None,
});
self.tasks.push(cx.spawn_in(window, async move |this, cx| {
// Selecting no file means the prompt was cancelled
let Some(path) = path.await??.and_then(|mut paths| paths.pop()) else {
return Ok(());
};
this.update_in(cx, |this, window, cx| {
this.upload_file(server, path, encrypted, window, cx);
})?;
Ok(())
}));
}
/// Upload a file, encrypted when the attachment is the whole message
fn upload_file(
&mut self,
server: Url,
path: PathBuf,
encrypted: bool,
window: &mut Window,
cx: &mut Context<Self>,
) {
self.set_uploading(true, cx);
self.tasks.push(cx.spawn_in(window, async move |this, cx| {
let result = if encrypted {
upload_encrypted(server.clone(), path.clone(), cx)
.await
.map(|file| Uploaded::File(file, path.clone()))
} else {
upload(server.clone(), path.clone(), cx)
.await
.map(Uploaded::Url)
};
this.update_in(cx, |this, window, cx| {
this.set_uploading(false, cx);
match result {
Ok(Uploaded::Url(url)) => this.add_attachment(url, cx),
Ok(Uploaded::File(file, path)) => this.add_pending_file(file, path, cx),
Err(e) if encrypted => {
this.report_encrypted_upload_error(server, path, e, window, cx)
}
Err(e) => {
window.push_notification(
Notification::error(e.to_string()).autohide(false),
cx,
);
}
}
})?;
Ok(())
}));
}
/// Report a failed encrypted upload, offering to retry it without encryption
fn report_encrypted_upload_error(
&mut self,
server: Url,
path: PathBuf,
error: Error,
window: &mut Window,
cx: &mut Context<Self>,
) {
let view = cx.entity().downgrade();
window.push_notification(
Notification::error(error.to_string())
.title("Encrypted upload failed")
.action(move |_this, _window, _cx| {
let view = view.clone();
let server = server.clone();
let path = path.clone();
Button::new("retry-without-encryption")
.label("Upload without encryption")
.on_click(move |_ev, window, cx| {
view.update(cx, |this, cx| {
this.upload_file(server.clone(), path.clone(), false, window, cx);
})
.ok();
})
}),
cx,
);
}
fn set_uploading(&mut self, uploading: bool, cx: &mut Context<Self>) {
self.uploading = uploading;
cx.notify();
}
fn add_attachment(&mut self, url: Url, cx: &mut Context<Self>) {
self.attachments.update(cx, |this, cx| {
this.push(url);
cx.notify();
});
}
fn remove_attachment(&mut self, url: &Url, _window: &mut Window, cx: &mut Context<Self>) {
self.attachments.update(cx, |this, cx| {
if let Some(ix) = this.iter().position(|this| this == url) {
this.remove(ix);
cx.notify();
}
});
}
fn add_pending_file(&mut self, file: FileAttachment, path: PathBuf, cx: &mut Context<Self>) {
self.encrypted_attachments.update(cx, |this, cx| {
this.push(PendingFile { file, path });
cx.notify();
});
}
fn remove_pending_file(&mut self, url: &Url, cx: &mut Context<Self>) {
self.encrypted_attachments.update(cx, |this, cx| {
if let Some(ix) = this.iter().position(|pending| &pending.file.url == url) {
this.remove(ix);
cx.notify();
}
});
}
/// Download and decrypt the attachment of a file message for preview
fn load_file(&mut self, id: EventId, file: FileAttachment, cx: &mut Context<Self>) {
self.decrypted_files.insert(id, DecryptedFile::Loading);
self.tasks.push(cx.spawn(async move |this, cx| {
let result = download_and_decrypt_to_file(&file, cx).await;
this.update(cx, |this, cx| {
match result {
Ok(path) => {
this.decrypted_files.insert(id, DecryptedFile::Ready(path));
}
Err(e) => {
this.decrypted_files
.insert(id, DecryptedFile::Failed(e.to_string().into()));
}
}
cx.notify();
})?;
Ok(())
}));
}
/// Decrypt the attachment of a file message and open it with the OS
fn open_file(
&mut self,
id: EventId,
file: FileAttachment,
window: &mut Window,
cx: &mut Context<Self>,
) {
match self.decrypted_files.get(&id) {
Some(DecryptedFile::Ready(path)) => {
cx.open_url(&file_url(path));
return;
}
Some(DecryptedFile::Loading) => return,
_ => {}
};
self.decrypted_files.insert(id, DecryptedFile::Loading);
self.tasks.push(cx.spawn_in(window, async move |this, cx| {
let result = download_and_decrypt_to_file(&file, cx).await;
this.update_in(cx, |this, _window, cx| {
match result {
Ok(path) => {
cx.open_url(&file_url(&path));
this.decrypted_files.insert(id, DecryptedFile::Ready(path));
}
Err(e) => {
this.decrypted_files
.insert(id, DecryptedFile::Failed(e.to_string().into()));
}
}
cx.notify();
})?;
Ok(())
}));
}
fn profile(&self, public_key: &PublicKey, cx: &App) -> Person {
let persons = PersonRegistry::global(cx);
persons.read(cx).get(public_key, cx)
}
fn on_command(&mut self, command: &Command, window: &mut Window, cx: &mut Context<Self>) {
match command {
Command::Insert(content) => {
self.input.update(cx, |this, cx| {
let new_value = format!("{} {}", this.value(), content);
this.set_value(new_value, window, cx);
});
}
Command::ChangeSubject(subject) => {
if self
.room
.update(cx, |this, cx| {
this.set_subject(subject, cx);
})
.is_err()
{
window.push_notification(Notification::error("Failed to change subject"), cx);
}
}
Command::ChangeSigner(kind) => {
let settings = AppSettings::global(cx);
let is_nip4e_enabled = settings.read(cx).is_nip4e_enabled(cx);
let is_force_nip4e = *kind == SignerKind::Encryption || *kind == SignerKind::Auto;
if !is_nip4e_enabled && is_force_nip4e {
window.push_notification("Decoupling Encryption Key is not enabled", cx);
return;
}
if self
.room
.update(cx, |this, cx| {
this.set_signer_kind(kind, cx);
})
.is_err()
{
window.push_notification(Notification::error("Failed to change signer"), cx);
}
}
Command::ToggleBackup => {
if self
.room
.update(cx, |this, cx| {
this.set_backup(cx);
})
.is_err()
{
window.push_notification(Notification::error("Failed to toggle backup"), cx);
}
}
Command::Copy(public_key) => {
self.copy_author(public_key, cx);
}
Command::Relays(public_key) => {
self.open_relays(public_key, window, cx);
}
Command::Njump(public_key) => {
self.open_njump(public_key, cx);
}
Command::Trace(id) => {
self.open_trace(id, window, cx);
}
}
}
fn open_trace(&mut self, id: &EventId, window: &mut Window, cx: &mut Context<Self>) {
let chat = ChatRegistry::global(cx);
let seen_on = chat.read(cx).rumor_seen_on(id);
window.open_modal(cx, move |this, _window, cx| {
this.title("Seen on").show_close(true).child(
v_flex()
.gap_1()
.when_none(&seen_on, |this| {
this.child(
h_flex()
.h_10()
.justify_center()
.text_sm()
.bg(cx.theme().elevated_surface_background)
.rounded(cx.theme().radius)
.child("Message isn't traced yet"),
)
})
.when_some(seen_on.as_ref(), |this, relays| {
this.children({
let mut items = vec![];
for url in relays.iter() {
items.push(
h_flex()
.h_7()
.px_2()
.gap_2()
.bg(cx.theme().elevated_surface_background)
.rounded(cx.theme().radius)
.text_sm()
.child(div().size_1p5().rounded_full().bg(gpui::green()))
.child(SharedString::from(url.to_string())),
);
}
items
})
}),
)
});
}
fn open_relays(&mut self, public_key: &PublicKey, window: &mut Window, cx: &mut Context<Self>) {
let profile = self.profile(public_key, cx);
window.open_modal(cx, move |this, _window, cx| {
let relays = profile.messaging_relays();
this.title("Messaging Relays")
.show_close(true)
.child(v_flex().gap_1().children({
let mut items = vec![];
for url in relays.iter() {
items.push(
h_flex()
.h_7()
.px_2()
.gap_2()
.bg(cx.theme().elevated_surface_background)
.rounded(cx.theme().radius)
.text_sm()
.child(div().size_1p5().rounded_full().bg(gpui::green()))
.child(SharedString::from(url.to_string())),
);
}
items
}))
});
}
fn open_njump(&mut self, public_key: &PublicKey, cx: &mut Context<Self>) {
let content = format!("https://njump.me/{}", public_key.to_bech32().unwrap());
cx.open_url(&content);
}
fn render_announcement(&self, cx: &Context<Self>) -> AnyElement {
const MSG: &str =
"This conversation is private. Only members can see each other's messages.";
v_flex()
.h_40()
.w_full()
.gap_3()
.p_3()
.items_center()
.justify_center()
.text_center()
.text_xs()
.text_color(cx.theme().text_placeholder)
.line_height(relative(1.3))
.child(
svg()
.path("brand/coop.svg")
.size_12()
.text_color(cx.theme().ghost_element_active),
)
.child(MSG)
.into_any_element()
}
fn render_warning(&self, ix: usize, content: SharedString, cx: &Context<Self>) -> AnyElement {
div()
.id(ix)
.w_full()
.py_2()
.px_3()
.child(
h_flex()
.w_full()
.gap_3()
.text_sm()
.child(
h_flex()
.flex_shrink_0()
.size_8()
.justify_center()
.rounded_full()
.bg(cx.theme().warning_background)
.text_color(cx.theme().warning_foreground)
.child(Icon::new(IconName::Warning).small()),
)
.child(
div()
.flex_1()
.w_full()
.flex_initial()
.overflow_hidden()
.child(content),
),
)
.into_any_element()
}
fn is_group_start(&self, ix: usize) -> bool {
// 5 minutes
const GROUP_WINDOW: u64 = 300;
if ix == 0 {
return true;
}
if let Some(previous) = self.messages.get(ix - 1)
&& let Some(current) = self.messages.get(ix)
{
if current.author != previous.author {
return true;
}
let gap = current
.created_at
.as_secs()
.saturating_sub(previous.created_at.as_secs());
return gap > GROUP_WINDOW;
}
false
}
fn render_message(
&mut self,
ix: usize,
window: &mut Window,
cx: &mut Context<Self>,
) -> AnyElement {
let file = self.messages.get(ix).and_then(|message| {
let file = message.file.clone()?;
(!self.decrypted_files.contains_key(&message.id) && file.is_image())
.then_some((message.id, file))
});
if let Some((id, file)) = file {
self.load_file(id, file, cx);
}
if let Some(message) = self.messages.get(ix) {
let persons = PersonRegistry::global(cx);
let show_author = self.is_group_start(ix);
let text = self
.rendered_texts_by_id
.entry(message.id)
.or_insert_with(|| {
RenderedText::new(&message.content, &message.mentions, &persons, true, cx)
})
.element(ix.into(), window, cx);
self.render_text_message(ix, message, text, show_author, cx)
} else {
self.render_warning(ix, SharedString::from("Message not found"), cx)
}
}
fn render_text_message(
&self,
ix: usize,
message: &Message,
rendered_text: AnyElement,
show_author: bool,
cx: &Context<Self>,
) -> AnyElement {
let id = message.id;
let author = self.profile(&message.author, cx);
let pk = author.public_key();
let replies = message.replies_to.as_slice();
let has_replies = !replies.is_empty();
let has_reactions = self.has_reaction(&id);
let has_reports = self.has_reports(&id);
// Hide avatar setting
let hide_avatar = AppSettings::get_hide_avatar(cx);
div()
.id(ix)
.group("")
.relative()
.w_full()
.py_1()
.px_3()
.child(
div()
.flex()
.gap_3()
.when(!hide_avatar, |this| {
if show_author {
this.child(
Avatar::new(author.avatar())
.flex_shrink_0()
.relative()
.dropdown_menu(move |this, _window, _cx| {
this.menu("Public Key", Box::new(Command::Copy(pk)))
.menu("View Relays", Box::new(Command::Relays(pk)))
.separator()
.menu("View on njump.me", Box::new(Command::Njump(pk)))
}),
)
} else {
this.child(div().flex_shrink_0().w(px(32.)))
}
})
.child(
v_flex()
.flex_1()
.w_full()
.flex_initial()
.overflow_hidden()
.when(show_author, |this| {
this.child(
h_flex()
.gap_2()
.text_sm()
.text_color(cx.theme().text_placeholder)
.child(div().font_semibold().child(author.name()))
.child(message.created_at.to_human_time())
.when(has_reports, |this| {
this.child(self.render_sent_reports(&id, cx))
}),
)
})
.when(has_replies, |this| {
this.children(self.render_message_replies(replies, cx))
})
.when(message.file.is_none(), |this| this.child(rendered_text))
.child(self.render_media(&message.media, cx))
.when_some(message.file.as_ref(), |this, file| {
this.child(self.render_message_file(&id, file, cx))
})
.when(has_reactions, |this| {
this.child(self.render_reactions(&id, cx))
}),
),
)
.child(
div()
.group_hover("", |this| this.bg(cx.theme().element_active))
.absolute()
.left_0()
.top_0()
.w(px(2.))
.h_full()
.bg(cx.theme().border_transparent),
)
.child(self.render_actions(&id, &pk, cx))
.on_mouse_down(
MouseButton::Middle,
cx.listener(move |this, _, _window, cx| {
this.copy_message(&id, cx);
}),
)
.on_double_click(cx.listener(move |this, _, _window, cx| {
this.reply_to(&id, cx);
}))
.hover(|this| this.bg(cx.theme().surface_background))
.into_any_element()
}
fn render_media(&self, media: &[SharedUri], cx: &Context<Self>) -> impl IntoElement {
// No media: return empty div
if media.is_empty() {
return div();
};
// Single media item: render full-width image
if media.len() == 1 {
return div().child(
img(media[0].clone())
.border_1()
.border_color(cx.theme().border_variant)
.h(px(250.))
.object_fit(ObjectFit::Cover)
.rounded(cx.theme().radius),
);
}
// Multiple media items: render in a row
div()
.w_full()
.flex_1()
.flex()
.flex_row()
.flex_wrap()
.gap_2()
.children({
let mut items = vec![];
for (ix, item) in media.iter().enumerate() {
items.push(
div()
.id(format!("media-{ix}"))
.flex_grow_0()
.flex_shrink_0()
.child(
img(item.clone())
.h_32()
.border_1()
.border_color(cx.theme().border_variant)
.rounded(cx.theme().radius),
),
);
}
items
})
}
fn render_message_replies(
&self,
replies: &[EventId],
cx: &Context<Self>,
) -> impl IntoIterator<Item = impl IntoElement> {
let mut items = Vec::with_capacity(replies.len());
for (ix, id) in replies.iter().enumerate() {
let Some(message) = self.message(id) else {
continue;
};
let author = self.profile(&message.author, cx);
items.push(
div()
.id(ix)
.w_full()
.px_2()
.border_l_2()
.border_color(cx.theme().element_active)
.text_sm()
.child(div().font_semibold().child(author.name()))
.child(
div()
.w_full()
.text_ellipsis()
.line_clamp(1)
.child(message.preview()),
)
.hover(|this| this.bg(cx.theme().elevated_surface_background))
.on_click({
let id = *id;
cx.listener(move |this, _event, _window, _cx| {
this.scroll_to(&id);
})
}),
);
}
items
}
fn render_reactions(&self, id: &EventId, cx: &App) -> impl IntoElement {
let current_user = NostrRegistry::global(cx).read(cx).current_user();
let reactions = self.reaction(id);
// Group reactions by emoji and collect authors for each
let mut grouped: BTreeMap<SharedString, Vec<PublicKey>> = BTreeMap::new();
for (emoji, author) in reactions {
grouped.entry(emoji.clone()).or_default().push(*author);
}
h_flex()
.mt_2()
.gap_1()
.children(grouped.into_iter().map(|(emoji, authors)| {
let count = authors.len();
let has_reacted = current_user
.map(|pk| authors.contains(&pk))
.unwrap_or(false);
h_flex()
.gap_2()
.py_0p5()
.px_1()
.rounded(cx.theme().radius)
.text_xs()
.border_1()
.when(has_reacted, |this| {
this.text_color(cx.theme().secondary_foreground)
.bg(cx.theme().secondary_background)
.border_color(cx.theme().secondary_active)
})
.when(!has_reacted, |this| this.border_color(cx.theme().border))
.child(emoji)
.child(SharedString::from(count.to_string()))
}))
}
fn render_sent_reports(&self, id: &EventId, cx: &App) -> impl IntoElement {
let reports = self.sent_reports(id);
let pending = reports
.as_ref()
.is_some_and(|reports| reports.is_empty() || reports.iter().any(|r| r.pending()));
let success = reports
.as_ref()
.is_some_and(|reports| !reports.is_empty() && reports.iter().any(|r| r.success()));
let failed = reports
.as_ref()
.is_some_and(|reports| !reports.is_empty() && reports.iter().all(|r| r.failed()));
let label = if success {
SharedString::from("• Sent")
} else if failed {
SharedString::from("• Error")
} else if pending {
SharedString::from("• Sending...")
} else {
SharedString::from("• Unknown")
};
div()
.id(SharedString::from(id.to_hex()))
.child(label)
.when(failed, |this| this.text_color(cx.theme().text_danger))
.when_some(reports, |this, reports| {
this.when(!pending, |this| {
this.on_click(move |_e, window, cx| {
let reports = reports.clone();
window.open_modal(cx, move |this, _window, cx| {
this.title(SharedString::from("Sent Reports"))
.show_close(true)
.child(v_flex().gap_4().children({
let mut items = Vec::with_capacity(reports.len());
for report in reports.iter() {
items.push(Self::render_report(report, cx))
}
items
}))
});
})
})
})
}
fn render_report(report: &SendReport, cx: &App) -> impl IntoElement {
let persons = PersonRegistry::global(cx);
let profile = persons.read(cx).get(&report.receiver, cx);
let name = profile.name();
let avatar = profile.avatar();
v_flex()
.gap_2()
.w_full()
.child(
h_flex()
.gap_2()
.text_sm()
.child(SharedString::from("Sent to:"))
.child(
h_flex()
.gap_1()
.font_semibold()
.child(Avatar::new(avatar).small())
.child(name.clone()),
),
)
.when_some(report.error.clone(), |this, error| {
this.child(
h_flex()
.flex_wrap()
.justify_center()
.p_1()
.h_16()
.w_full()
.text_sm()
.rounded(cx.theme().radius)
.bg(cx.theme().warning_background)
.text_color(cx.theme().warning_foreground)
.child(div().flex_1().w_full().text_center().child(error)),
)
})
.when_some(report.output.clone(), |this, output| {
this.child(
v_flex()
.gap_2()
.w_full()
.children({
let mut items = Vec::with_capacity(output.failed.len());
for (url, msg) in output.failed.into_iter() {
items.push(
v_flex()
.gap_0p5()
.p_1()
.w_full()
.rounded(cx.theme().radius)
.bg(cx.theme().danger_background)
.child(
div()
.text_xs()
.font_semibold()
.line_height(relative(1.25))
.child(SharedString::from(url.to_string())),
)
.child(
div()
.text_xs()
.text_color(cx.theme().danger_foreground)
.line_height(relative(1.25))
.child(SharedString::from(msg.to_string())),
),
)
}
items
})
.children({
let mut items = Vec::with_capacity(output.success.len());
for url in output.success.into_iter() {
items.push(
v_flex()
.gap_0p5()
.p_1()
.w_full()
.rounded(cx.theme().radius)
.bg(cx.theme().elevated_surface_background)
.child(
div()
.text_xs()
.font_semibold()
.line_height(relative(1.25))
.child(SharedString::from(url.0.to_string())),
)
.child(
div()
.text_xs()
.line_height(relative(1.25))
.child(SharedString::from("Successfully")),
),
)
}
items
}),
)
})
}
fn render_actions(
&self,
id: &EventId,
public_key: &PublicKey,
cx: &Context<Self>,
) -> impl IntoElement {
h_flex()
.p_0p5()
.gap_1()
.invisible()
.absolute()
.right_4()
.top_neg_2()
.when(cx.theme().shadow, |this| this.shadow_sm())
.rounded(cx.theme().radius)
.border_1()
.border_color(cx.theme().border)
.bg(cx.theme().background)
.children({
let mut items = vec![];
for emoji in COMPACT_REACTION_EMOJIS {
items.push(
Button::new(*emoji)
.label(*emoji)
.tooltip(*emoji)
.small()
.ghost()
.on_click({
let emoji = *emoji;
let id = *id;
cx.listener(move |this, _event, window, cx| {
this.send_reaction(emoji, &id, window, cx);
})
}),
);
}
items
})
.child(div().flex_shrink_0().h_4().w_px().bg(cx.theme().border))
.child(
Button::new("reply")
.icon(IconName::Reply)
.tooltip("Reply")
.small()
.ghost()
.on_click({
let id = id.to_owned();
cx.listener(move |this, _event, _window, cx| {
this.reply_to(&id, cx);
})
}),
)
.child(
Button::new("copy")
.icon(IconName::Copy)
.tooltip("Copy")
.small()
.ghost()
.on_click({
let id = id.to_owned();
cx.listener(move |this, _event, _window, cx| {
this.copy_message(&id, cx);
})
}),
)
.child(div().flex_shrink_0().h_4().w_px().bg(cx.theme().border))
.child(
Button::new("advance")
.icon(IconName::Ellipsis)
.small()
.ghost()
.dropdown_menu({
let public_key = *public_key;
let id = *id;
move |this, _window, _cx| {
this.menu("Copy author", Box::new(Command::Copy(public_key)))
.menu("Seen on", Box::new(Command::Trace(id)))
}
}),
)
.group_hover("", |this| this.visible())
}
fn render_attachment(&self, url: &Url, cx: &Context<Self>) -> impl IntoElement {
div()
.id(SharedString::from(url.to_string()))
.relative()
.w_16()
.child(
img(url.as_str())
.size_16()
.when(cx.theme().shadow, |this| this.shadow_lg())
.rounded(cx.theme().radius)
.object_fit(ObjectFit::Cover),
)
.child(
div()
.absolute()
.top_neg_2()
.right_neg_2()
.size_4()
.flex()
.items_center()
.justify_center()
.rounded_full()
.bg(red())
.child(Icon::new(IconName::Close).size_2().text_color(white())),
)
.on_click({
let url = url.clone();
cx.listener(move |this, _, window, cx| {
this.remove_attachment(&url, window, cx);
})
})
}
fn render_attachment_list(
&self,
_window: &Window,
cx: &Context<Self>,
) -> impl IntoIterator<Item = impl IntoElement> {
let mut items = vec![];
for url in self.attachments.read(cx).iter() {
items.push(self.render_attachment(url, cx));
}
items
}
/// Render the encrypted file attachment of a message
fn render_message_file(
&self,
id: &EventId,
file: &FileAttachment,
cx: &Context<Self>,
) -> AnyElement {
let state = self.decrypted_files.get(id);
if let Some(path) = state
.and_then(|state| match state {
DecryptedFile::Ready(path) => Some(path),
_ => None,
})
.filter(|_| file.is_image())
{
return div()
.child(
img(path.clone())
.border_1()
.border_color(cx.theme().border_variant)
.h(px(250.))
.object_fit(ObjectFit::Cover)
.rounded(cx.theme().radius),
)
.into_any_element();
}
let label = match state {
Some(DecryptedFile::Loading) => SharedString::from("Decrypting..."),
Some(DecryptedFile::Failed(error)) => error.clone(),
Some(DecryptedFile::Ready(_)) => SharedString::from("Click to open"),
None => SharedString::from("Click to decrypt"),
};
self.render_file_chip(id, file, label, cx)
}
/// Render an encrypted file as a chip which decrypts and opens it on click
fn render_file_chip(
&self,
id: &EventId,
file: &FileAttachment,
label: SharedString,
cx: &Context<Self>,
) -> AnyElement {
h_flex()
.id(SharedString::from(format!("file-{id}")))
.self_start()
.items_start()
.min_w_0()
.gap_2()
.p_2()
.border_1()
.border_color(cx.theme().border_variant)
.rounded(cx.theme().radius)
.child(Icon::new(IconName::Lock).text_color(cx.theme().icon_accent))
.child(
v_flex()
.min_w_0()
.overflow_hidden()
.text_sm()
.child(div().line_height(relative(1.2)).child(file.display_name()))
.child(
div()
.text_xs()
.text_color(cx.theme().text_placeholder)
.child(label),
),
)
.on_click({
let file = file.clone();
let id = *id;
cx.listener(move |this, _, window, cx| {
this.open_file(id, file.clone(), window, cx);
})
})
.into_any_element()
}
/// Render an uploaded, encrypted file which is not sent yet
fn render_pending_file(&self, pending: &PendingFile, cx: &Context<Self>) -> impl IntoElement {
let file = &pending.file;
let label = file.display_name();
div()
.id(SharedString::from(file.url.to_string()))
.relative()
.w_16()
.tooltip(move |window, cx| Tooltip::new(label.clone(), window, cx).into())
.map(|this| {
if file.is_image() {
this.child(
img(pending.path.clone())
.size_16()
.when(cx.theme().shadow, |this| this.shadow_sm())
.rounded(cx.theme().radius)
.object_fit(ObjectFit::Cover),
)
} else {
this.child(
div()
.size_16()
.flex()
.items_center()
.justify_center()
.rounded(cx.theme().radius)
.border_1()
.border_color(cx.theme().border_variant)
.bg(cx.theme().surface_background)
.text_xs()
.text_center()
.child("Preview not available"),
)
}
})
.child(
v_flex()
.absolute()
.top_neg_1()
.right_neg_1()
.size_4()
.items_center()
.justify_center()
.rounded_full()
.border_1()
.border_color(cx.theme().border_variant)
.bg(gpui::green())
.child(Icon::new(IconName::Lock).size_2().text_color(gpui::white())),
)
.on_click({
let url = file.url.clone();
cx.listener(move |this, _, _, cx| {
this.remove_pending_file(&url, cx);
})
})
}
fn render_pending_file_list(
&self,
_window: &Window,
cx: &Context<Self>,
) -> impl IntoIterator<Item = impl IntoElement> {
let mut items = vec![];
for pending in self.encrypted_attachments.read(cx).iter() {
items.push(self.render_pending_file(pending, cx));
}
items
}
fn render_reply(&self, id: &EventId, cx: &Context<Self>) -> impl IntoElement {
if let Some(text) = self.message(id) {
let persons = PersonRegistry::global(cx);
let profile = persons.read(cx).get(&text.author, cx);
div()
.w_full()
.pl_2()
.border_l_2()
.border_color(cx.theme().element_active)
.child(
div()
.flex()
.items_center()
.justify_between()
.child(
div()
.flex()
.items_baseline()
.gap_1()
.text_xs()
.text_color(cx.theme().text_muted)
.child("Replying to:")
.child(
div()
.text_color(cx.theme().text_accent)
.child(profile.name()),
),
)
.child(
Button::new("remove-reply")
.icon(IconName::Close)
.xsmall()
.ghost()
.on_click({
let id = text.id;
cx.listener(move |this, _, _, cx| {
this.remove_reply(&id, cx);
})
}),
),
)
.child(
div()
.w_full()
.text_sm()
.text_ellipsis()
.line_clamp(1)
.child(text.preview()),
)
} else {
div()
}
}
fn render_reply_list(
&self,
_window: &Window,
cx: &Context<Self>,
) -> impl IntoIterator<Item = impl IntoElement> {
let mut items = vec![];
for id in self.replies_to.read(cx).iter() {
items.push(self.render_reply(id, cx));
}
items
}
fn render_config_menu(&self, _window: &mut Window, cx: &Context<Self>) -> impl IntoElement {
let (backup, signer_kind) = self
.room
.read_with(cx, |this, _cx| {
(this.config().backup(), this.config().signer_kind().clone())
})
.ok()
.unwrap_or((true, SignerKind::default()));
Button::new("encryption")
.icon(IconName::Settings2)
.tooltip("Configuration")
.ghost()
.large()
.dropdown_menu(move |this, _window, _cx| {
let auto = matches!(signer_kind, SignerKind::Auto);
let encryption = matches!(signer_kind, SignerKind::Encryption);
let user = matches!(signer_kind, SignerKind::User);
this.label("Signer")
.menu_with_check_and_disabled(
"Auto",
auto,
Box::new(Command::ChangeSigner(SignerKind::Auto)),
auto,
)
.menu_with_check_and_disabled(
"Decoupled Encryption Key",
encryption,
Box::new(Command::ChangeSigner(SignerKind::Encryption)),
encryption,
)
.menu_with_check_and_disabled(
"User Identity",
user,
Box::new(Command::ChangeSigner(SignerKind::User)),
user,
)
.separator()
.label("Backup")
.menu_with_check("Backup messages", backup, Box::new(Command::ToggleBackup))
})
}
fn render_emoji_menu(&self, _window: &Window, _cx: &Context<Self>) -> impl IntoElement {
Button::new("emoji")
.icon(IconName::Emoji)
.ghost()
.large()
.dropdown_menu_with_anchor(gpui::Anchor::BottomLeft, move |this, _window, _cx| {
let menu = this.horizontal();
REACTION_EMOJIS.iter().fold(menu, |this, emoji| {
this.menu(*emoji, Box::new(Command::Insert(emoji)))
})
})
}
}
impl Panel for ChatPanel {
fn panel_id(&self) -> SharedString {
self.id.clone()
}
fn title(&self, cx: &App) -> AnyElement {
self.room
.read_with(cx, |this, cx| {
let label = this.display_name(cx);
let url = this.display_image(cx);
h_flex()
.gap_1p5()
.child(Avatar::new(url).xsmall())
.child(label)
.into_any_element()
})
.unwrap_or(div().child("Unknown").into_any_element())
}
fn toolbar_buttons(&self, _window: &Window, _cx: &App) -> Vec<Button> {
let subject_bar = self.subject_bar.clone();
vec![
Button::new("subject")
.icon(IconName::Input)
.tooltip("Change subject")
.small()
.ghost()
.on_click(move |_ev, _window, cx| {
subject_bar.update(cx, |this, cx| {
*this = !*this;
cx.notify();
});
}),
]
}
}
impl EventEmitter<PanelEvent> for ChatPanel {}
impl Focusable for ChatPanel {
fn focus_handle(&self, _: &App) -> FocusHandle {
self.focus_handle.clone()
}
}
impl Render for ChatPanel {
fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
const WARNING: &str = "Attachments added while typing are uploaded without encryption";
let is_typing = !self.input.read(cx).value().trim().is_empty();
let pending_attachments = !self.encrypted_attachments.read(cx).is_empty();
v_flex()
.image_cache(retain_all(self.id.clone()))
.on_action(cx.listener(Self::on_command))
.size_full()
.when(*self.subject_bar.read(cx), |this| {
this.child(
h_flex()
.h_12()
.w_full()
.px_2()
.gap_2()
.border_b_1()
.border_color(cx.theme().border)
.child(Input::new(&self.subject_input).text_sm().small())
.child(
Button::new("change")
.icon(IconName::CheckCircle)
.label("Change")
.secondary()
.disabled(self.uploading)
.on_click(cx.listener(move |this, _ev, window, cx| {
this.change_subject(window, cx);
})),
),
)
})
.child(
v_flex()
.flex_1()
.relative()
.map(|this| {
if self.messages.is_empty() {
this.child(
h_flex()
.size_full()
.justify_end()
.child(self.render_announcement(cx)),
)
} else {
this.child(
list(
self.list_state.clone(),
cx.processor(move |this, ix, window, cx| {
this.render_message(ix, window, cx)
}),
)
.size_full(),
)
}
})
.child(Scrollbar::vertical(&self.list_state)),
)
.child(
v_flex()
.flex_shrink_0()
.p_2()
.w_full()
.gap_1p5()
.children(self.render_attachment_list(window, cx))
.children(self.render_pending_file_list(window, cx))
.children(self.render_reply_list(window, cx))
.when(is_typing && pending_attachments, |this| {
this.child(
div()
.px_1()
.text_xs()
.text_color(cx.theme().text_warning)
.child(WARNING),
)
})
.child(
h_flex()
.items_end()
.child(
Button::new("upload")
.icon(IconName::Plus)
.tooltip("Upload media")
.loading(self.uploading)
.disabled(self.uploading)
.ghost()
.large()
.on_click(cx.listener(move |this, _ev, window, cx| {
this.upload(window, cx);
})),
)
.child(Input::new(&self.input).appearance(false).flex_1())
.child(
h_flex()
.pl_1()
.gap_1()
.child(self.render_emoji_menu(window, cx))
.child(self.render_config_menu(window, cx))
.child(
Button::new("send")
.icon(IconName::PaperPlaneFill)
.disabled(self.uploading)
.ghost()
.large()
.on_click(cx.listener(move |this, _ev, window, cx| {
this.send_text_message(window, cx);
})),
),
),
),
)
}
}