clean up and add community invite

crates/community_ui/src/lib.rs

@@ -3,14 +3,14 @@ use std::fmt;
 
 use anyhow::Result;
 use community::{
-    ChannelId, ChatMessage, Community, CommunityEvent, Epoch, Intent, LOAD_OLDER_PAGES,
-    TIMELINE_PAGE, Timeline,
+    ChannelId, ChatMessage, Community, CommunityEvent, CommunityRegistry, Epoch, Intent,
+    LOAD_OLDER_PAGES, TIMELINE_PAGE, Timeline,
 };
 use gpui::prelude::FluentBuilder;
 use gpui::{
-    AnyElement, App, AppContext, Context, Entity, EventEmitter, FocusHandle, Focusable, FollowMode,
-    IntoElement, ListAlignment, ListScrollEvent, ListState, ParentElement, Render, SharedString,
-    Styled, Subscription, Task, WeakEntity, Window, div, list, px,
+    AnyElement, App, AppContext, ClipboardItem, Context, Entity, EventEmitter, FocusHandle,
+    Focusable, FollowMode, IntoElement, ListAlignment, ListScrollEvent, ListState, ParentElement,
+    Render, SharedString, Styled, Subscription, Task, WeakEntity, Window, div, list, px,
 };
 use nostr_sdk::prelude::EventId;
 use smallvec::{SmallVec, smallvec};
@@ -112,11 +112,13 @@ pub struct CommunityPanel {
     /// Spawned reads and publishes, cancelled when the panel closes
     tasks: SmallVec<[Task<Result<()>>; 4]>,
     /// Event subscriptions
-    _subscriptions: SmallVec<[Subscription; 2]>,
+    _subscriptions: SmallVec<[Subscription; 3]>,
 }
 
 impl CommunityPanel {
     pub fn new(community: Entity<Community>, window: &mut Window, cx: &mut Context<Self>) -> Self {
+        let store = CommunityRegistry::global(cx);
+
         let (id, name, channel) = {
             let community = community.read(cx);
 
@@ -166,6 +168,21 @@ impl CommunityPanel {
             },
         ));
 
+        subscriptions.push(
+            cx.subscribe_in(&store, window, |this, _, event, window, cx| {
+                if let CommunityEvent::Invite { id, url } = event {
+                    let ours = this
+                        .community
+                        .read_with(cx, |community, _cx| community.id())
+                        .ok();
+                    if ours == Some(*id) {
+                        cx.write_to_clipboard(ClipboardItem::new_string(url.clone()));
+                        window.push_notification("Invite link copied", cx);
+                    }
+                }
+            }),
+        );
+
         cx.defer_in(window, |this, window, cx| {
             this.list_state.set_follow_mode(FollowMode::Tail);
             this.list_state.set_scroll_handler(cx.listener(
@@ -772,7 +789,24 @@ impl Panel for CommunityPanel {
     }
 
     fn toolbar_buttons(&self, _window: &Window, _cx: &App) -> Vec<Button> {
-        vec![]
+        let community = self.community.clone();
+
+        vec![
+            Button::new("invite")
+                .icon(IconName::Link)
+                .tooltip("Copy invite link")
+                .ghost()
+                .on_click(move |_event, _window, cx: &mut App| {
+                    let Some(community) = community.upgrade() else {
+                        return;
+                    };
+
+                    let state = CommunityRegistry::global(cx);
+                    let id = community.read(cx).id();
+
+                    state.update(cx, |this, cx| this.invite(&id, cx));
+                }),
+        ]
     }
 }