issue-11: started working on toggling the size of table and item views

internal/dynamo-browse/controllers/events.go

@@ -6,6 +6,10 @@ import (
 	"github.com/lmika/audax/internal/dynamo-browse/models"
 )
 
+type SetTableItemView struct {
+	ViewIndex int
+}
+
 type NewResultSet struct {
 	ResultSet     *models.ResultSet
 	currentFilter string

internal/dynamo-browse/ui/model.go

@@ -27,9 +27,12 @@ type Model struct {
 	statusAndPrompt      *statusandprompt.StatusAndPrompt
 	tableSelect          *tableselect.Model
 
+	mainViewIndex int
+
 	root      tea.Model
 	tableView *dynamotableview.Model
 	itemView  *dynamoitemview.Model
+	mainView  tea.Model
 }
 
 func NewModel(
@@ -42,7 +45,7 @@ func NewModel(
 
 	dtv := dynamotableview.New(uiStyles)
 	div := dynamoitemview.New(itemRendererService, uiStyles)
-	mainView := layout.NewVBox(layout.LastChildFixedAt(13), dtv, div)
+	mainView := layout.NewVBox(layout.LastChildFixedAt(14), dtv, div)
 
 	itemEdit := dynamoitemedit.NewModel(mainView)
 	statusAndPrompt := statusandprompt.New(itemEdit, "", uiStyles.StatusAndPrompt)
@@ -131,6 +134,7 @@ func NewModel(
 		root:                 root,
 		tableView:            dtv,
 		itemView:             div,
+		mainView:             mainView,
 	}
 }
 
@@ -140,6 +144,9 @@ func (m Model) Init() tea.Cmd {
 
 func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 	switch msg := msg.(type) {
+	case controllers.SetTableItemView:
+		cmd := m.setMainViewIndex(msg.ViewIndex)
+		return m, cmd
 	case controllers.ResultSetUpdated:
 		return m, m.tableView.Refresh()
 	case tea.KeyMsg:
@@ -161,6 +168,8 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 				return m, m.tableReadController.Filter
 			case "backspace":
 				return m, m.tableReadController.ViewBack
+			case "w":
+				return m, func() tea.Msg { return controllers.SetTableItemView{ViewIndex: (m.mainViewIndex + 1) % 3} }
 			//case "e":
 			//	m.itemEdit.Visible()
 			//	return m, nil
@@ -180,3 +189,22 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 func (m Model) View() string {
 	return m.root.View()
 }
+
+func (m *Model) setMainViewIndex(viewIndex int) tea.Cmd {
+	var newMainView tea.Model
+	switch viewIndex {
+	case 0:
+		newMainView = layout.NewVBox(layout.LastChildFixedAt(14), m.tableView, m.itemView)
+	case 1:
+		newMainView = layout.NewVBox(layout.EqualSize(), m.tableView, m.itemView)
+	case 2:
+		newMainView = layout.NewVBox(layout.FirstChildFixedAt(7), m.tableView, m.itemView)
+	default:
+		newMainView = m.mainView
+	}
+
+	m.mainViewIndex = viewIndex
+	m.mainView = newMainView
+	m.itemEdit.SetSubmodel(m.mainView)
+	return m.tableView.Refresh()
+}

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

@@ -107,3 +107,8 @@ func (m *Model) Resize(w, h int) layout.ResizingModel {
 func (m *Model) Visible() {
 	m.visible = true
 }
+
+func (m *Model) SetSubmodel(submodel tea.Model) {
+	m.submodel = submodel
+	m.Resize(m.w, m.h)
+}

internal/dynamo-browse/ui/teamodels/layout/boxsize.go

@@ -24,6 +24,21 @@ func (l equalSize) childSize(idx, cnt, available int) int {
 	return childrenHeight
 }
 
+func FirstChildFixedAt(size int) BoxSize {
+	return firstChildFixedAt{size}
+}
+
+type firstChildFixedAt struct {
+	firstChildSize int
+}
+
+func (l firstChildFixedAt) childSize(idx, cnt, available int) int {
+	if idx == 0 {
+		return l.firstChildSize
+	}
+	return (equalSize{}).childSize(idx, cnt-1, available-l.firstChildSize)
+}
+
 func LastChildFixedAt(size int) BoxSize {
 	return lastChildFixedAt{size}
 }