adopt two-step NIP-29 group creation with confirmation

crates/workspace/src/dialogs/new_group.rs

@@ -1,7 +1,7 @@
 use std::rc::Rc;
 
 use gpui::{App, AppContext, ClickEvent, Div, Entity, ParentElement, Styled, Window, px};
-use nip29::{GroupId, GroupKey, GroupMetadata, GroupsRegistry};
+use nip29::{GroupCreateOptions, GroupsRegistry};
 use nostr_sdk::prelude::*;
 use theme::{ActiveTheme, TextStyle, Typeset as _};
 use ui::button::{Button, ButtonVariants, IconPosition};
@@ -90,20 +90,6 @@ fn create(
         return false;
     }
 
-    let id = if raw_id.is_empty() {
-        slug(&name_value)
-    } else {
-        raw_id
-    };
-
-    let id = match GroupId::new(id) {
-        Ok(id) => id,
-        Err(error) => {
-            window.push_notification(Notification::error(error.to_string()), cx);
-            return false;
-        }
-    };
-
     let relay = match RelayUrl::parse(&raw_relay) {
         Ok(relay) => relay,
         Err(error) => {
@@ -112,30 +98,20 @@ fn create(
         }
     };
 
-    let mut metadata = GroupMetadata::default();
-    metadata.name = Some(name_value);
+    let options = GroupCreateOptions {
+        name: name_value,
+        custom_id: if raw_id.is_empty() {
+            None
+        } else {
+            Some(raw_id)
+        },
+        ..Default::default()
+    };
 
     let registry = GroupsRegistry::global(cx);
     registry.update(cx, |registry, cx| {
-        registry.create(GroupKey::new(relay, id), metadata, cx);
+        registry.create(relay, options, cx);
     });
 
     true
 }
-
-fn slug(name: &str) -> String {
-    let mut slug = String::with_capacity(name.len());
-    let mut separator = false;
-
-    for character in name.chars() {
-        if character.is_ascii_alphanumeric() {
-            slug.push(character.to_ascii_lowercase());
-            separator = false;
-        } else if !separator && !slug.is_empty() {
-            slug.push('-');
-            separator = true;
-        }
-    }
-
-    slug.trim_end_matches('-').to_owned()
-}

crates/workspace/src/sidebar/mod.rs

@@ -127,6 +127,12 @@ impl Sidebar {
                     GroupsEvent::Error(error) => {
                         window.push_notification(Notification::error(error.clone()), cx);
                     }
+                    GroupsEvent::Created {
+                        warning: Some(warning),
+                        ..
+                    } => {
+                        window.push_notification(Notification::warning(warning.clone()), cx);
+                    }
                     _ => {}
                 };
             }),