Allow unauthenticated commit models to show (#37857)

Closes #37462
Closes #37814

Release Notes:

- Fixed a bug where the commit generation message would not always show

crates/git_ui/src/git_panel.rs

@@ -40,8 +40,7 @@ use gpui::{
 use itertools::Itertools;
 use language::{Buffer, File};
 use language_model::{
-    ConfiguredModel, LanguageModel, LanguageModelRegistry, LanguageModelRequest,
+    ConfiguredModel, LanguageModelRegistry, LanguageModelRequest, LanguageModelRequestMessage, Role,
-    LanguageModelRequestMessage, Role,
 };
 use menu::{Confirm, SecondaryConfirm, SelectFirst, SelectLast, SelectNext, SelectPrevious};
 use multi_buffer::ExcerptInfo;
@@ -1860,13 +1859,17 @@ impl GitPanel {
 
     /// Generates a commit message using an LLM.
     pub fn generate_commit_message(&mut self, cx: &mut Context<Self>) {
-        if !self.can_commit() || DisableAiSettings::get_global(cx).disable_ai {
+        if !self.can_commit()
+            || DisableAiSettings::get_global(cx).disable_ai
+            || !agent_settings::AgentSettings::get_global(cx).enabled
+        {
             return;
         }
 
-        let model = match current_language_model(cx) {
+        let Some(ConfiguredModel { provider, model }) =
-            Some(value) => value,
+            LanguageModelRegistry::read_global(cx).commit_message_model()
-            None => return,
+        else {
+            return;
         };
 
         let Some(repo) = self.active_repository.as_ref() else {
@@ -1891,6 +1894,16 @@ impl GitPanel {
                     this.generate_commit_message_task.take();
                 });
 
+                if let Some(task) = cx.update(|cx| {
+                    if !provider.is_authenticated(cx) {
+                        Some(provider.authenticate(cx))
+                    } else {
+                        None
+                    }
+                })? {
+                    task.await.log_err();
+                };
+
                 let mut diff_text = match diff.await {
                     Ok(result) => match result {
                         Ok(text) => text,
@@ -3080,9 +3093,18 @@ impl GitPanel {
         &self,
         cx: &Context<Self>,
     ) -> Option<AnyElement> {
-        current_language_model(cx).is_some().then(|| {
+        if !agent_settings::AgentSettings::get_global(cx).enabled
-            if self.generate_commit_message_task.is_some() {
+            || DisableAiSettings::get_global(cx).disable_ai
-                return h_flex()
+            || LanguageModelRegistry::read_global(cx)
+                .commit_message_model()
+                .is_none()
+        {
+            return None;
+        }
+
+        if self.generate_commit_message_task.is_some() {
+            return Some(
+                h_flex()
                     .gap_1()
                     .child(
                         Icon::new(IconName::ArrowCircle)
@@ -3095,11 +3117,13 @@ impl GitPanel {
                             .size(LabelSize::Small)
                             .color(Color::Muted),
                     )
-                    .into_any_element();
+                    .into_any_element(),
-            }
+            );
+        }
 
-            let can_commit = self.can_commit();
+        let can_commit = self.can_commit();
-            let editor_focus_handle = self.commit_editor.focus_handle(cx);
+        let editor_focus_handle = self.commit_editor.focus_handle(cx);
+        Some(
             IconButton::new("generate-commit-message", IconName::AiEdit)
                 .shape(ui::IconButtonShape::Square)
                 .icon_color(Color::Muted)
@@ -3120,8 +3144,8 @@ impl GitPanel {
                 .on_click(cx.listener(move |this, _event, _window, cx| {
                     this.generate_commit_message(cx);
                 }))
-                .into_any_element()
+                .into_any_element(),
-        })
+        )
     }
 
     pub(crate) fn render_co_authors(&self, cx: &Context<Self>) -> Option<AnyElement> {
@@ -4469,20 +4493,6 @@ impl GitPanel {
     }
 }
 
-fn current_language_model(cx: &Context<'_, GitPanel>) -> Option<Arc<dyn LanguageModel>> {
-    let is_enabled = agent_settings::AgentSettings::get_global(cx).enabled
-        && !DisableAiSettings::get_global(cx).disable_ai;
-
-    is_enabled
-        .then(|| {
-            let ConfiguredModel { provider, model } =
-                LanguageModelRegistry::read_global(cx).commit_message_model()?;
-
-            provider.is_authenticated(cx).then(|| model)
-        })
-        .flatten()
-}
-
 impl Render for GitPanel {
     fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
         let project = self.project.read(cx);