table-select: have got a basic loading indicator built

cmd/dynamo-browse/main.go

@@ -24,6 +24,7 @@ import (
 	"github.com/lmika/gopkgs/cli"
 	"log"
 	"os"
+	"time"
 )
 
 func main() {
@@ -135,9 +136,18 @@ func newTestModel(descr string) tea.Model {
 		OnKeyPressed: func(k string) tea.Cmd {
 			log.Println("got key press: " + k)
 			if k == "enter" {
-				return tableselect.ShowTableSelect(func(n string) tea.Cmd {
+				return tea.Batch(
+					tableselect.IndicateLoadingTables(),
+					tea.Sequentially(
+						func() tea.Msg {
+							<-time.After(2 * time.Second)
+							return nil
+						},
+						tableselect.ShowTableSelect(func(n string) tea.Cmd {
 							return statusandprompt.SetStatus("New table = " + n)
-				})
+						}),
+					),
+				)
 			} else if k == "k" {
 				return modal.PopMode
 			}

internal/dynamo-browse/ui/teamodels/tableselect/events.go

@@ -2,6 +2,11 @@ package tableselect
 
 import tea "github.com/charmbracelet/bubbletea"
 
+func IndicateLoadingTables() tea.Cmd {
+	return func() tea.Msg {
+		return indicateLoadingTablesMsg{}
+	}
+}
 func ShowTableSelect(onSelected func(n string) tea.Cmd) tea.Cmd {
 	return func() tea.Msg {
 		return showTableSelectMsg{
@@ -10,6 +15,8 @@ func ShowTableSelect(onSelected func(n string) tea.Cmd) tea.Cmd {
 	}
 }
 
+type indicateLoadingTablesMsg struct{}
+
 type showTableSelectMsg struct {
 	onSelected func(n string) tea.Cmd
 }

internal/dynamo-browse/ui/teamodels/tableselect/model.go

@@ -3,54 +3,70 @@ package tableselect
 import (
 	tea "github.com/charmbracelet/bubbletea"
 	"github.com/lmika/awstools/internal/dynamo-browse/ui/teamodels/layout"
-	"github.com/lmika/awstools/internal/dynamo-browse/ui/teamodels/modal"
+	"github.com/lmika/awstools/internal/dynamo-browse/ui/teamodels/utils"
 )
 
 type Model struct {
+	submodel         tea.Model
 	pendingSelection *showTableSelectMsg
-	modal            modal.Modal
+	listController   listController
+	isLoading        bool
 	w, h             int
 }
 
 func New(submodel tea.Model) Model {
-	return Model{modal: modal.New(submodel)}
+	return Model{submodel: submodel}
 }
 
 func (m Model) Init() tea.Cmd {
-	return m.modal.Init()
+	return m.submodel.Init()
 }
 
 func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
+	var cc utils.CmdCollector
 	switch msg := msg.(type) {
 	case showTableSelectMsg:
+		m.isLoading = false
 		m.pendingSelection = &msg
-		m.modal.Push(newListController(m.w, m.h))
+		m.listController = newListController(m.w, m.h)
+		return m, nil
+	case indicateLoadingTablesMsg:
+		m.isLoading = true
 		return m, nil
 	case tea.KeyMsg:
-		if m.modal.Len() > 0 {
+		if m.pendingSelection != nil {
 			switch msg.String() {
 			case "enter":
-				listController := m.modal.Pop().(listController)
-
 				var sel showTableSelectMsg
 				sel, m.pendingSelection = *m.pendingSelection, nil
 
-				return m, sel.onSelected(listController.list.SelectedItem().(tableItem).name)
+				return m, sel.onSelected(m.listController.list.SelectedItem().(tableItem).name)
+			default:
+				m.listController = cc.Collect(m.listController.Update(msg)).(listController)
+				return m, cc.Cmd()
 			}
 		}
 	}
 
-	newModal, cmd := m.modal.Update(msg)
-	m.modal = newModal.(modal.Modal)
-	return m, cmd
+	m.submodel = cc.Collect(m.submodel.Update(msg))
+	return m, cc.Cmd()
 }
 
 func (m Model) View() string {
-	return m.modal.View()
+	if m.pendingSelection != nil {
+		return m.listController.View()
+	} else if m.isLoading {
+		return "Loading tables"
+	}
+
+	return m.submodel.View()
 }
 
 func (m Model) Resize(w, h int) layout.ResizingModel {
 	m.w, m.h = w, h
-	m.modal = layout.Resize(m.modal, w, h).(modal.Modal)
+	m.submodel = layout.Resize(m.submodel, w, h)
+	if m.pendingSelection != nil {
+		m.listController = m.listController.Resize(w, h).(listController)
+	}
 	return m
 }