cmd: improve multi-select sorting and selection status (#15200)

cmd/launch/integrations_test.go

@@ -374,6 +374,39 @@ func TestBuildModelList_PreCheckedFirst(t *testing.T) {
 	}
 }
 
+func TestBuildModelList_CurrentDefaultFirstAmongCheckedNonRec(t *testing.T) {
+	existing := []modelInfo{
+		{Name: "alpha", Remote: false},
+		{Name: "zebra", Remote: false},
+		{Name: "middle", Remote: false},
+	}
+
+	// "zebra" is the current/default; all three are checked, none are recommended.
+	// Expected non-rec order: zebra (default), alpha, middle (alphabetical).
+	items, _, _, _ := buildModelList(existing, []string{"zebra", "alpha", "middle"}, "zebra")
+	got := names(items)
+
+	// Skip recommended items to find the non-rec portion.
+	var nonRec []string
+	for _, item := range items {
+		if !item.Recommended {
+			nonRec = append(nonRec, item.Name)
+		}
+	}
+	if len(nonRec) < 3 {
+		t.Fatalf("expected 3 non-rec items, got %v", nonRec)
+	}
+	if nonRec[0] != "zebra" {
+		t.Errorf("current/default model should be first among checked non-rec, got %v (full: %v)", nonRec, got)
+	}
+	if nonRec[1] != "alpha" {
+		t.Errorf("remaining checked should be alphabetical, expected alpha second, got %v", nonRec)
+	}
+	if nonRec[2] != "middle" {
+		t.Errorf("remaining checked should be alphabetical, expected middle third, got %v", nonRec)
+	}
+}
+
 func TestBuildModelList_ExistingRecommendedMarked(t *testing.T) {
 	existing := []modelInfo{
 		{Name: "gemma4", Remote: false},

cmd/launch/launch.go

@@ -540,15 +540,6 @@ func (c *launcherClient) selectMultiModelsForIntegration(ctx context.Context, ru
 	if err != nil {
 		return nil, err
 	}
-	if len(preChecked) > 0 {
-		// Keep list order stable in multi-select even when there are existing checks.
-		// checked/default state still comes from orderedChecked.
-		stableItems, _, stableErr := c.loadSelectableModels(ctx, nil, current, "no models available")
-		if stableErr != nil {
-			return nil, stableErr
-		}
-		items = stableItems
-	}
 
 	selected, err := DefaultMultiSelector(fmt.Sprintf("Select models for %s:", runner), items, orderedChecked)
 	if err != nil {

cmd/launch/launch_test.go

@@ -668,7 +668,7 @@ func TestLaunchIntegration_EditorForceConfigure(t *testing.T) {
 	}
 }
 
-func TestLaunchIntegration_EditorForceConfigure_DoesNotFloatCheckedModelsInPicker(t *testing.T) {
+func TestLaunchIntegration_EditorForceConfigure_FloatsCheckedModelsInPicker(t *testing.T) {
 	tmpDir := t.TempDir()
 	setLaunchTestHome(t, tmpDir)
 	withLauncherHooks(t)
@@ -725,8 +725,8 @@ func TestLaunchIntegration_EditorForceConfigure_DoesNotFloatCheckedModelsInPicke
 	if len(gotItems) == 0 {
 		t.Fatal("expected multi selector to receive items")
 	}
-	if gotItems[0] != "kimi-k2.5:cloud" {
-		t.Fatalf("expected stable recommendation order with kimi-k2.5:cloud first, got %v", gotItems)
+	if gotItems[0] != "qwen3.5:cloud" {
+		t.Fatalf("expected checked models floated to top with qwen3.5:cloud first, got %v", gotItems)
 	}
 	if len(gotPreChecked) < 2 {
 		t.Fatalf("expected prechecked models to be preserved, got %v", gotPreChecked)

cmd/launch/models.go

@@ -379,6 +379,17 @@ func buildModelList(existing []modelInfo, preChecked []string, current string) (
 				}
 				return recRank[a.Name] - recRank[b.Name]
 			}
+			// Among checked non-recommended items - put the default first
+			if ac && !aRec && current != "" {
+				aCurrent := a.Name == current
+				bCurrent := b.Name == current
+				if aCurrent != bCurrent {
+					if aCurrent {
+						return -1
+					}
+					return 1
+				}
+			}
 			if aNew != bNew {
 				if aNew {
 					return 1

cmd/tui/selector.go

@@ -817,14 +817,18 @@ func (m multiSelectorModel) View() string {
 
 	s.WriteString("\n")
 
+	count := m.selectedCount()
 	if !m.multi {
+		if count > 0 {
+			s.WriteString(sectionHeaderStyle.Render(fmt.Sprintf("%d models selected - press tab to edit", count)))
+			s.WriteString("\n\n")
+		}
 		s.WriteString(selectorHelpStyle.Render("↑/↓ navigate • enter select • tab add multiple • ← back"))
 	} else {
-		count := m.selectedCount()
 		if count == 0 {
-			s.WriteString(selectorDescStyle.Render("  Select at least one model."))
+			s.WriteString(sectionHeaderStyle.Render("Select at least one model."))
 		} else {
-			s.WriteString(selectorDescStyle.Render(fmt.Sprintf("  %d selected - press enter to continue", count)))
+			s.WriteString(sectionHeaderStyle.Render(fmt.Sprintf("%d models selected - press enter to continue", count)))
 		}
 		s.WriteString("\n\n")
 		s.WriteString(selectorHelpStyle.Render("↑/↓ navigate • space toggle • tab select single • enter confirm • ← back"))