first pass at exposing description bindings

bindings_ffi/src/mls.rs

@@ -638,13 +638,15 @@ pub struct FfiCreateGroupOptions {
     pub permissions: Option<FfiGroupPermissionsOptions>,
     pub group_name: Option<String>,
     pub group_image_url_square: Option<String>,
+    pub group_description: Option<String>,
 }
 
 impl FfiCreateGroupOptions {
     pub fn into_group_metadata_options(self) -> GroupMetadataOptions {
         GroupMetadataOptions {
             name: self.group_name,
             image_url_square: self.group_image_url_square,
+            description: self.group_description,
         }
     }
 }
@@ -1538,6 +1540,7 @@ mod tests {
                     permissions: Some(FfiGroupPermissionsOptions::AdminOnly),
                     group_name: Some("Group Name".to_string()),
                     group_image_url_square: Some("url".to_string()),
+                    group_description: Some("group description".to_string())
                 },
             )
             .await

bindings_node/src/conversations.rs

@@ -27,13 +27,15 @@ pub struct NapiCreateGroupOptions {
   pub permissions: Option<GroupPermissions>,
   pub group_name: Option<String>,
   pub group_image_url_square: Option<String>,
+  pub group_description: Option<String>,
 }
 
 impl NapiCreateGroupOptions {
   pub fn into_group_metadata_options(self) -> GroupMetadataOptions {
     GroupMetadataOptions {
       name: self.group_name,
       image_url_square: self.group_image_url_square,
+      description: self.group_description,
     }
   }
 }

xmtp_mls/src/groups/group_mutable_metadata.rs

@@ -89,7 +89,7 @@ impl GroupMutableMetadata {
         );
         attributes.insert(
             MetadataField::Description.to_string(),
-            DEFAULT_GROUP_DESCRIPTION.to_string(),
+            opts.description.unwrap_or_else(|| DEFAULT_GROUP_DESCRIPTION.to_string()),
         );
         attributes.insert(
             MetadataField::GroupImageUrlSquare.to_string(),

xmtp_mls/src/groups/intents.rs

@@ -174,6 +174,13 @@ impl UpdateMetadataIntentData {
             field_value: group_image_url_square,
         }
     }
+
+    pub fn new_update_group_description(group_description: String) -> Self {
+        Self {
+            field_name: MetadataField::Description.to_string(),
+            field_value: group_description,
+        }
+    }
 }
 
 impl From<UpdateMetadataIntentData> for Vec<u8> {

xmtp_mls/src/groups/mod.rs

@@ -208,6 +208,7 @@ pub struct MlsGroup {
 pub struct GroupMetadataOptions {
     pub name: Option<String>,
     pub image_url_square: Option<String>,
+    pub description: Option<String>
 }
 
 impl Clone for MlsGroup {
@@ -666,6 +667,41 @@ impl MlsGroup {
         }
     }
 
+    pub async fn update_group_description<ApiClient>(
+        &self,
+        client: &Client<ApiClient>,
+        group_description: String,
+    ) -> Result<(), GroupError>
+    where
+        ApiClient: XmtpApi,
+    {
+        let conn = self.context.store.conn()?;
+        let intent_data: Vec<u8> =
+            UpdateMetadataIntentData::new_update_group_description(group_description)
+                .into();
+        let intent = conn.insert_group_intent(NewGroupIntent::new(
+            IntentKind::MetadataUpdate,
+            self.group_id.clone(),
+            intent_data,
+        ))?;
+
+        self.sync_until_intent_resolved(conn, intent.id, client)
+            .await
+    }
+
+    pub fn group_description(&self) -> Result<String, GroupError> {
+        let mutable_metadata = self.mutable_metadata()?;
+        match mutable_metadata
+            .attributes
+            .get(&MetadataField::Description.to_string())
+        {
+            Some(group_description) => Ok(group_description.clone()),
+            None => Err(GroupError::GroupMutableMetadata(
+                GroupMutableMetadataError::MissingExtension,
+            )),
+        }
+    }
+
     pub async fn update_group_image_url_square<ApiClient>(
         &self,
         client: &Client<ApiClient>,