ZIm/crates/collab_ui2/src/channel_view.rs
2023-11-15 16:09:21 -07:00

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// use anyhow::{anyhow, Result};
// use call::report_call_event_for_channel;
// use channel::{Channel, ChannelBuffer, ChannelBufferEvent, ChannelId, ChannelStore};
// use client::{
// proto::{self, PeerId},
// Collaborator, ParticipantIndex,
// };
// use collections::HashMap;
// use editor::{CollaborationHub, Editor};
// use gpui::{
// actions,
// elements::{ChildView, Label},
// geometry::vector::Vector2F,
// AnyElement, AnyViewHandle, AppContext, Element, Entity, ModelHandle, Subscription, Task, View,
// ViewContext, ViewHandle,
// };
// use project::Project;
// use smallvec::SmallVec;
// use std::{
// any::{Any, TypeId},
// sync::Arc,
// };
// use util::ResultExt;
// use workspace::{
// item::{FollowableItem, Item, ItemEvent, ItemHandle},
// register_followable_item,
// searchable::SearchableItemHandle,
// ItemNavHistory, Pane, SaveIntent, ViewId, Workspace, WorkspaceId,
// };
// actions!(channel_view, [Deploy]);
// pub fn init(cx: &mut AppContext) {
// register_followable_item::<ChannelView>(cx)
// }
// pub struct ChannelView {
// pub editor: ViewHandle<Editor>,
// project: ModelHandle<Project>,
// channel_store: ModelHandle<ChannelStore>,
// channel_buffer: ModelHandle<ChannelBuffer>,
// remote_id: Option<ViewId>,
// _editor_event_subscription: Subscription,
// }
// impl ChannelView {
// pub fn open(
// channel_id: ChannelId,
// workspace: ViewHandle<Workspace>,
// cx: &mut AppContext,
// ) -> Task<Result<ViewHandle<Self>>> {
// let pane = workspace.read(cx).active_pane().clone();
// let channel_view = Self::open_in_pane(channel_id, pane.clone(), workspace.clone(), cx);
// cx.spawn(|mut cx| async move {
// let channel_view = channel_view.await?;
// pane.update(&mut cx, |pane, cx| {
// report_call_event_for_channel(
// "open channel notes",
// channel_id,
// &workspace.read(cx).app_state().client,
// cx,
// );
// pane.add_item(Box::new(channel_view.clone()), true, true, None, cx);
// });
// anyhow::Ok(channel_view)
// })
// }
// pub fn open_in_pane(
// channel_id: ChannelId,
// pane: ViewHandle<Pane>,
// workspace: ViewHandle<Workspace>,
// cx: &mut AppContext,
// ) -> Task<Result<ViewHandle<Self>>> {
// let workspace = workspace.read(cx);
// let project = workspace.project().to_owned();
// let channel_store = ChannelStore::global(cx);
// let language_registry = workspace.app_state().languages.clone();
// let markdown = language_registry.language_for_name("Markdown");
// let channel_buffer =
// channel_store.update(cx, |store, cx| store.open_channel_buffer(channel_id, cx));
// cx.spawn(|mut cx| async move {
// let channel_buffer = channel_buffer.await?;
// let markdown = markdown.await.log_err();
// channel_buffer.update(&mut cx, |buffer, cx| {
// buffer.buffer().update(cx, |buffer, cx| {
// buffer.set_language_registry(language_registry);
// if let Some(markdown) = markdown {
// buffer.set_language(Some(markdown), cx);
// }
// })
// });
// pane.update(&mut cx, |pane, cx| {
// let buffer_id = channel_buffer.read(cx).remote_id(cx);
// let existing_view = pane
// .items_of_type::<Self>()
// .find(|view| view.read(cx).channel_buffer.read(cx).remote_id(cx) == buffer_id);
// // If this channel buffer is already open in this pane, just return it.
// if let Some(existing_view) = existing_view.clone() {
// if existing_view.read(cx).channel_buffer == channel_buffer {
// return existing_view;
// }
// }
// let view = cx.add_view(|cx| {
// let mut this = Self::new(project, channel_store, channel_buffer, cx);
// this.acknowledge_buffer_version(cx);
// this
// });
// // If the pane contained a disconnected view for this channel buffer,
// // replace that.
// if let Some(existing_item) = existing_view {
// if let Some(ix) = pane.index_for_item(&existing_item) {
// pane.close_item_by_id(existing_item.id(), SaveIntent::Skip, cx)
// .detach();
// pane.add_item(Box::new(view.clone()), true, true, Some(ix), cx);
// }
// }
// view
// })
// .ok_or_else(|| anyhow!("pane was dropped"))
// })
// }
// pub fn new(
// project: ModelHandle<Project>,
// channel_store: ModelHandle<ChannelStore>,
// channel_buffer: ModelHandle<ChannelBuffer>,
// cx: &mut ViewContext<Self>,
// ) -> Self {
// let buffer = channel_buffer.read(cx).buffer();
// let editor = cx.add_view(|cx| {
// let mut editor = Editor::for_buffer(buffer, None, cx);
// editor.set_collaboration_hub(Box::new(ChannelBufferCollaborationHub(
// channel_buffer.clone(),
// )));
// editor.set_read_only(
// !channel_buffer
// .read(cx)
// .channel(cx)
// .is_some_and(|c| c.can_edit_notes()),
// );
// editor
// });
// let _editor_event_subscription = cx.subscribe(&editor, |_, _, e, cx| cx.emit(e.clone()));
// cx.subscribe(&channel_buffer, Self::handle_channel_buffer_event)
// .detach();
// Self {
// editor,
// project,
// channel_store,
// channel_buffer,
// remote_id: None,
// _editor_event_subscription,
// }
// }
// pub fn channel(&self, cx: &AppContext) -> Option<Arc<Channel>> {
// self.channel_buffer.read(cx).channel(cx)
// }
// fn handle_channel_buffer_event(
// &mut self,
// _: ModelHandle<ChannelBuffer>,
// event: &ChannelBufferEvent,
// cx: &mut ViewContext<Self>,
// ) {
// match event {
// ChannelBufferEvent::Disconnected => self.editor.update(cx, |editor, cx| {
// editor.set_read_only(true);
// cx.notify();
// }),
// ChannelBufferEvent::ChannelChanged => {
// self.editor.update(cx, |editor, cx| {
// editor.set_read_only(!self.channel(cx).is_some_and(|c| c.can_edit_notes()));
// cx.emit(editor::Event::TitleChanged);
// cx.notify()
// });
// }
// ChannelBufferEvent::BufferEdited => {
// if cx.is_self_focused() || self.editor.is_focused(cx) {
// self.acknowledge_buffer_version(cx);
// } else {
// self.channel_store.update(cx, |store, cx| {
// let channel_buffer = self.channel_buffer.read(cx);
// store.notes_changed(
// channel_buffer.channel_id,
// channel_buffer.epoch(),
// &channel_buffer.buffer().read(cx).version(),
// cx,
// )
// });
// }
// }
// ChannelBufferEvent::CollaboratorsChanged => {}
// }
// }
// fn acknowledge_buffer_version(&mut self, cx: &mut ViewContext<'_, '_, ChannelView>) {
// self.channel_store.update(cx, |store, cx| {
// let channel_buffer = self.channel_buffer.read(cx);
// store.acknowledge_notes_version(
// channel_buffer.channel_id,
// channel_buffer.epoch(),
// &channel_buffer.buffer().read(cx).version(),
// cx,
// )
// });
// self.channel_buffer.update(cx, |buffer, cx| {
// buffer.acknowledge_buffer_version(cx);
// });
// }
// }
// impl Entity for ChannelView {
// type Event = editor::Event;
// }
// impl View for ChannelView {
// fn ui_name() -> &'static str {
// "ChannelView"
// }
// fn render(&mut self, cx: &mut ViewContext<Self>) -> AnyElement<Self> {
// ChildView::new(self.editor.as_any(), cx).into_any()
// }
// fn focus_in(&mut self, _: AnyViewHandle, cx: &mut ViewContext<Self>) {
// if cx.is_self_focused() {
// self.acknowledge_buffer_version(cx);
// cx.focus(self.editor.as_any())
// }
// }
// }
// impl Item for ChannelView {
// fn act_as_type<'a>(
// &'a self,
// type_id: TypeId,
// self_handle: &'a ViewHandle<Self>,
// _: &'a AppContext,
// ) -> Option<&'a AnyViewHandle> {
// if type_id == TypeId::of::<Self>() {
// Some(self_handle)
// } else if type_id == TypeId::of::<Editor>() {
// Some(&self.editor)
// } else {
// None
// }
// }
// fn tab_content<V: 'static>(
// &self,
// _: Option<usize>,
// style: &theme::Tab,
// cx: &gpui::AppContext,
// ) -> AnyElement<V> {
// let label = if let Some(channel) = self.channel(cx) {
// match (
// channel.can_edit_notes(),
// self.channel_buffer.read(cx).is_connected(),
// ) {
// (true, true) => format!("#{}", channel.name),
// (false, true) => format!("#{} (read-only)", channel.name),
// (_, false) => format!("#{} (disconnected)", channel.name),
// }
// } else {
// format!("channel notes (disconnected)")
// };
// Label::new(label, style.label.to_owned()).into_any()
// }
// fn clone_on_split(&self, _: WorkspaceId, cx: &mut ViewContext<Self>) -> Option<Self> {
// Some(Self::new(
// self.project.clone(),
// self.channel_store.clone(),
// self.channel_buffer.clone(),
// cx,
// ))
// }
// fn is_singleton(&self, _cx: &AppContext) -> bool {
// false
// }
// fn navigate(&mut self, data: Box<dyn Any>, cx: &mut ViewContext<Self>) -> bool {
// self.editor
// .update(cx, |editor, cx| editor.navigate(data, cx))
// }
// fn deactivated(&mut self, cx: &mut ViewContext<Self>) {
// self.editor
// .update(cx, |editor, cx| Item::deactivated(editor, cx))
// }
// fn set_nav_history(&mut self, history: ItemNavHistory, cx: &mut ViewContext<Self>) {
// self.editor
// .update(cx, |editor, cx| Item::set_nav_history(editor, history, cx))
// }
// fn as_searchable(&self, _: &ViewHandle<Self>) -> Option<Box<dyn SearchableItemHandle>> {
// Some(Box::new(self.editor.clone()))
// }
// fn show_toolbar(&self) -> bool {
// true
// }
// fn pixel_position_of_cursor(&self, cx: &AppContext) -> Option<Vector2F> {
// self.editor.read(cx).pixel_position_of_cursor(cx)
// }
// fn to_item_events(event: &Self::Event) -> SmallVec<[ItemEvent; 2]> {
// editor::Editor::to_item_events(event)
// }
// }
// impl FollowableItem for ChannelView {
// fn remote_id(&self) -> Option<workspace::ViewId> {
// self.remote_id
// }
// fn to_state_proto(&self, cx: &AppContext) -> Option<proto::view::Variant> {
// let channel_buffer = self.channel_buffer.read(cx);
// if !channel_buffer.is_connected() {
// return None;
// }
// Some(proto::view::Variant::ChannelView(
// proto::view::ChannelView {
// channel_id: channel_buffer.channel_id,
// editor: if let Some(proto::view::Variant::Editor(proto)) =
// self.editor.read(cx).to_state_proto(cx)
// {
// Some(proto)
// } else {
// None
// },
// },
// ))
// }
// fn from_state_proto(
// pane: ViewHandle<workspace::Pane>,
// workspace: ViewHandle<workspace::Workspace>,
// remote_id: workspace::ViewId,
// state: &mut Option<proto::view::Variant>,
// cx: &mut AppContext,
// ) -> Option<gpui::Task<anyhow::Result<ViewHandle<Self>>>> {
// let Some(proto::view::Variant::ChannelView(_)) = state else {
// return None;
// };
// let Some(proto::view::Variant::ChannelView(state)) = state.take() else {
// unreachable!()
// };
// let open = ChannelView::open_in_pane(state.channel_id, pane, workspace, cx);
// Some(cx.spawn(|mut cx| async move {
// let this = open.await?;
// let task = this
// .update(&mut cx, |this, cx| {
// this.remote_id = Some(remote_id);
// if let Some(state) = state.editor {
// Some(this.editor.update(cx, |editor, cx| {
// editor.apply_update_proto(
// &this.project,
// proto::update_view::Variant::Editor(proto::update_view::Editor {
// selections: state.selections,
// pending_selection: state.pending_selection,
// scroll_top_anchor: state.scroll_top_anchor,
// scroll_x: state.scroll_x,
// scroll_y: state.scroll_y,
// ..Default::default()
// }),
// cx,
// )
// }))
// } else {
// None
// }
// })
// .ok_or_else(|| anyhow!("window was closed"))?;
// if let Some(task) = task {
// task.await?;
// }
// Ok(this)
// }))
// }
// fn add_event_to_update_proto(
// &self,
// event: &Self::Event,
// update: &mut Option<proto::update_view::Variant>,
// cx: &AppContext,
// ) -> bool {
// self.editor
// .read(cx)
// .add_event_to_update_proto(event, update, cx)
// }
// fn apply_update_proto(
// &mut self,
// project: &ModelHandle<Project>,
// message: proto::update_view::Variant,
// cx: &mut ViewContext<Self>,
// ) -> gpui::Task<anyhow::Result<()>> {
// self.editor.update(cx, |editor, cx| {
// editor.apply_update_proto(project, message, cx)
// })
// }
// fn set_leader_peer_id(&mut self, leader_peer_id: Option<PeerId>, cx: &mut ViewContext<Self>) {
// self.editor.update(cx, |editor, cx| {
// editor.set_leader_peer_id(leader_peer_id, cx)
// })
// }
// fn should_unfollow_on_event(event: &Self::Event, cx: &AppContext) -> bool {
// Editor::should_unfollow_on_event(event, cx)
// }
// fn is_project_item(&self, _cx: &AppContext) -> bool {
// false
// }
// }
// struct ChannelBufferCollaborationHub(ModelHandle<ChannelBuffer>);
// impl CollaborationHub for ChannelBufferCollaborationHub {
// fn collaborators<'a>(&self, cx: &'a AppContext) -> &'a HashMap<PeerId, Collaborator> {
// self.0.read(cx).collaborators()
// }
// fn user_participant_indices<'a>(
// &self,
// cx: &'a AppContext,
// ) -> &'a HashMap<u64, ParticipantIndex> {
// self.0.read(cx).user_store().read(cx).participant_indices()
// }
// }