Update package commands and references for the new structure

Co-authored-by: eleanorjboyd <26030610+eleanorjboyd@users.noreply.github.com>

Author: Copilot

package.json

@@ -395,7 +395,7 @@
                 {
                     "command": "python-envs.refreshPackages",
                     "group": "inline",
-                    "when": "view == python-projects && viewItem == python-package-root"
+                    "when": "view == python-projects && viewItem == python-env"
                 },
                 {
                     "command": "python-envs.removePythonProject",

src/extension.ts

@@ -148,7 +148,7 @@ export async function activate(context: ExtensionContext): Promise<PythonEnviron
             await Promise.all(envManagers.managers.map((m) => m.refresh(undefined)));
         }),
         commands.registerCommand('python-envs.refreshPackages', async (item) => {
-            await refreshPackagesCommand(item);
+            await refreshPackagesCommand(item, envManagers);
         }),
         commands.registerCommand('python-envs.create', async (item) => {
             return await createEnvironmentCommand(item, envManagers, projectManager);

src/features/envCommands.ts

@@ -35,7 +35,6 @@ import {
     ProjectEnvironment,
     ProjectItem,
     ProjectPackage,
-    ProjectPackageRootTreeItem,
     PythonEnvTreeItem,
 } from './views/treeViewItems';
 
@@ -48,11 +47,15 @@ export async function refreshManagerCommand(context: unknown): Promise<void> {
     }
 }
 
-export async function refreshPackagesCommand(context: unknown) {
-    if (context instanceof ProjectPackageRootTreeItem) {
-        const view = context as ProjectPackageRootTreeItem;
-        const manager = view.manager;
-        await manager.refresh(view.environment);
+export async function refreshPackagesCommand(context: unknown, managers?: EnvironmentManagers) {
+    if (context instanceof ProjectEnvironment) {
+        const view = context as ProjectEnvironment;
+        if (managers) {
+            const pkgManager = managers.getPackageManager(view.parent.project.uri);
+            if (pkgManager) {
+                await pkgManager.refresh(view.environment);
+            }
+        }
     } else if (context instanceof PackageRootTreeItem) {
         const view = context as PackageRootTreeItem;
         const manager = view.manager;
@@ -192,7 +195,8 @@ export async function removeEnvironmentCommand(context: unknown, managers: Envir
 export async function handlePackageUninstall(context: unknown, em: EnvironmentManagers) {
     if (context instanceof PackageTreeItem || context instanceof ProjectPackage) {
         const moduleName = context.pkg.name;
-        const environment = context.parent.environment;
+        const environment = 
+            context instanceof ProjectPackage ? context.parent.environment : context.parent.environment;
         const packageManager = em.getPackageManager(environment);
         await packageManager?.manage(environment, { uninstall: [moduleName], install: [] });
         return;