feat: record agent approvals

src/app/generation.rs

@@ -62,6 +62,7 @@ pub(crate) struct ChatMessage {
     pub(super) reasoning_open: bool,
     pub(super) content: String,
     pub(super) model_content: Option<String>,
+    pub(super) tool_approval_reasons: Vec<Option<String>>,
     pub(super) markdown: markdown::Content,
     pub(super) transcript: text_editor::Content,
     pub(super) a2ui_lines_processed: usize,
@@ -229,6 +230,11 @@ impl From<StoredMessage> for ChatMessage {
             reasoning_open: false,
             content: message.content,
             model_content: message.model_content,
+            tool_approval_reasons: message
+                .tool_approval_reasons
+                .as_deref()
+                .and_then(|reasons| serde_json::from_str(reasons).ok())
+                .unwrap_or_default(),
             markdown: iced::widget::markdown::Content::new(),
             transcript: iced::widget::text_editor::Content::new(),
             a2ui_lines_processed: 0,
@@ -789,6 +795,26 @@ impl App {
                         self.pending_tool_approval = Some((prompt, decision));
                         self.activity = Some(format!("Tool {} · Awaiting approval", index + 1));
                     }
+                    crate::agent::ToolEvent::ApprovalReason { index, reason } => {
+                        if let Some(card) = self.tool_cards.get_mut(index) {
+                            card.approval_reason = Some(reason);
+                        }
+                        let reasons = self
+                            .tool_cards
+                            .iter()
+                            .map(|card| card.approval_reason.clone())
+                            .collect::<Vec<_>>();
+                        if let Some(message) = self.conversation.last_mut() {
+                            message.tool_approval_reasons = reasons.clone();
+                            if let Some(database) = &mut self.database
+                                && let Err(error) = database
+                                    .update_message_tool_approval_reasons(message.id, &reasons)
+                            {
+                                self.error =
+                                    Some(format!("Could not save tool approval reasons: {error}"));
+                            }
+                        }
+                    }
                 }
             }
         }
@@ -1961,6 +1987,7 @@ mod tests {
             reasoning_open: false,
             content: content.to_owned(),
             model_content: None,
+            tool_approval_reasons: Vec::new(),
             markdown: iced::widget::markdown::Content::new(),
             transcript: iced::widget::text_editor::Content::new(),
             a2ui_lines_processed: 0,
@@ -2156,6 +2183,7 @@ mod tests {
             content: "### Core / Setup\n\n| File | Lines |\n|---|---:|\n| `src/app.rs` | **1,750** |\n| `src/engine.rs` | 2,400 |\n\n### Summary\n\nDone."
                 .to_owned(),
             model_content: None,
+            tool_approval_reasons: Vec::new(),
             markdown: iced::widget::markdown::Content::new(),
             transcript: iced::widget::text_editor::Content::new(),
             a2ui_lines_processed: 0,
@@ -2223,6 +2251,7 @@ mod tests {
             reasoning_open: false,
             content: format!("message {id}"),
             model_content: None,
+            tool_approval_reasons: Vec::new(),
             markdown: iced::widget::markdown::Content::new(),
             transcript: iced::widget::text_editor::Content::new(),
             a2ui_lines_processed: 0,
@@ -2262,6 +2291,7 @@ mod tests {
                 reasoning_open: false,
                 content: format!("message {id}"),
                 model_content: None,
+                tool_approval_reasons: Vec::new(),
                 markdown: iced::widget::markdown::Content::new(),
                 transcript: iced::widget::text_editor::Content::new(),
                 a2ui_lines_processed: 0,

src/app/view.rs

@@ -40,6 +40,7 @@ const ICON_MORE: &[u8] = include_bytes!("../../assets/icons/more.svg");
 const ICON_PAPERCLIP: &[u8] = include_bytes!("../../assets/icons/paperclip.svg");
 const ICON_SEND: &[u8] = include_bytes!("../../assets/icons/send.svg");
 const ICON_MODEL: &[u8] = include_bytes!("../../assets/icons/model.svg");
+const ICON_ROBOT: &[u8] = include_bytes!("../../assets/icons/robot.svg");
 const ICON_SPARK: &[u8] = include_bytes!("../../assets/icons/spark.svg");
 const ICON_PIN: &[u8] = include_bytes!("../../assets/icons/pin.svg");
 const ICON_SIDEBAR: &[u8] = include_bytes!("../../assets/icons/sidebar.svg");

src/app/view/chat.rs

@@ -81,6 +81,7 @@ impl App {
                             self.config.model,
                             &self.conversation[index - 1].content,
                             None,
+                            &self.conversation[index - 1].tool_approval_reasons,
                         )
                         .is_empty()
                     {
@@ -191,6 +192,7 @@ impl App {
                                 self.config.model,
                                 &message.content,
                                 stored_result,
+                                &message.tool_approval_reasons,
                             )
                         };
                         if !cards.is_empty() {
@@ -540,9 +542,25 @@ fn tool_cards(cards: Vec<crate::agent::ToolCard>) -> Element<'static, Message> {
                 .gap(6),
             );
         }
+        let mut name = row![text(card.call.name).size(13)]
+            .spacing(5)
+            .align_y(Alignment::Center);
+        if let Some(reason) = &card.approval_reason {
+            name = name.push(
+                tooltip(
+                    icon(ICON_ROBOT, 13),
+                    container(text(reason.clone()).size(12))
+                        .padding(8)
+                        .max_width(320)
+                        .style(preference_group_style),
+                    tooltip::Position::Top,
+                )
+                .gap(5),
+            );
+        }
         let mut content = column![
             row![
-                text(card.call.name).size(13),
+                name,
                 Space::new().width(Length::Fill),
                 text(card.state.label()).size(11).color(muted_text()),
                 actions,

src/app/view/stats.rs

@@ -825,6 +825,7 @@ mod tests {
             reasoning_open: false,
             content: content.to_owned(),
             model_content: None,
+            tool_approval_reasons: Vec::new(),
             markdown: markdown::Content::new(),
             transcript: text_editor::Content::new(),
             a2ui_lines_processed: 0,