tui: Initial rough conversation list view

pkg/tui/tui.go

@@ -32,7 +32,7 @@ type appState int
 
 const (
 	stateConversation = iota
-	//stateConversationList
+	stateConversationList
 	//stateModelSelect // stateOptions?
 	//stateHelp
 )
@@ -60,6 +60,8 @@ type model struct {
 
 	// application state
 	state           appState
+	conversations   []models.Conversation
+	lastReplies		[]models.Message
 	conversation    *models.Conversation
 	messages        []models.Message
 	selectedMessage int
@@ -143,6 +145,8 @@ type (
 	msgConversationTitleChanged string
 	// sent when a conversation's messages are laoded
 	msgMessagesLoaded []models.Message
+	// send when conversation list is loaded
+	msgConversationsLoaded []models.Conversation
 	// sent when an error occurs
 	msgError error
 )
@@ -154,13 +158,21 @@ func wrapError(err error) tea.Cmd {
 }
 
 func (m model) Init() tea.Cmd {
-	return tea.Batch(
+	cmds := []tea.Cmd{
 		textarea.Blink,
 		m.spinner.Tick,
-		m.loadConversation(m.convShortname),
 		m.waitForChunk(),
 		m.waitForReply(),
-	)
+	}
+	switch m.state {
+	case stateConversation:
+		if m.convShortname != "" {
+			cmds = append(cmds, m.loadConversation(m.convShortname))
+		}
+	case stateConversationList:
+		cmds = append(cmds, m.loadConversations())
+	}
+	return tea.Batch(cmds...)
 }
 
 func (m *model) handleGlobalInput(msg tea.KeyMsg) tea.Cmd {
@@ -181,6 +193,8 @@ func (m *model) handleGlobalInput(msg tea.KeyMsg) tea.Cmd {
 		switch m.state {
 		case stateConversation:
 			return m.handleConversationInput(msg)
+		case stateConversationList:
+			return m.handleConversationListInput(msg)
 		}
 	}
 	return nil
@@ -188,6 +202,9 @@ func (m *model) handleGlobalInput(msg tea.KeyMsg) tea.Cmd {
 
 func (m *model) handleConversationInput(msg tea.KeyMsg) tea.Cmd {
 	switch msg.String() {
+	case "esc":
+		m.state = stateConversationList
+		return m.loadConversations()
 	case "ctrl+p":
 		m.persistence = !m.persistence
 	case "ctrl+t":
@@ -209,10 +226,6 @@ func (m *model) handleConversationInput(msg tea.KeyMsg) tea.Cmd {
 	return nil
 }
 
-func (m *model) handleConversationListInput(msg tea.KeyMsg) tea.Cmd {
-	return nil
-}
-
 func (m *model) handleConversationUpdate(msg tea.Msg) []tea.Cmd {
 	var cmds []tea.Cmd
 	switch msg := msg.(type) {
@@ -395,6 +408,8 @@ func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 	}
 
 	switch m.state {
+	case stateConversationList:
+		cmds = append(cmds, m.handleConversationListUpdate(msg)...)
 	case stateConversation:
 		cmds = append(cmds, m.handleConversationUpdate(msg)...)
 	}
@@ -439,6 +454,11 @@ func (m model) View() string {
 	}
 
 	switch m.state {
+	case stateConversationList:
+		sections = append(sections, m.views.content)
+		if m.views.error != "" {
+			sections = append(sections, m.views.error)
+		}
 	case stateConversation:
 		sections = append(sections, m.views.content)
 		if m.views.error != "" {
@@ -451,23 +471,26 @@ func (m model) View() string {
 		sections = append(sections, m.views.footer)
 	}
 
-	return lipgloss.JoinVertical(
-		lipgloss.Left,
-		sections...,
-	)
+	return lipgloss.JoinVertical(lipgloss.Left, sections...)
 }
 
 func (m *model) headerView() string {
 	titleStyle := lipgloss.NewStyle().Bold(true)
-	var title string
-	if m.conversation != nil && m.conversation.Title != "" {
-		title = m.conversation.Title
-	} else {
-		title = "Untitled"
+	var header string
+	switch m.state {
+	case stateConversation:
+		var title string
+		if m.conversation != nil && m.conversation.Title != "" {
+			title = m.conversation.Title
+		} else {
+			title = "Untitled"
+		}
+		title = truncateToCellWidth(title, m.width-headerStyle.GetHorizontalPadding(), "...")
+		header = titleStyle.Render(title)
+	case stateConversationList:
+		header = titleStyle.Render("Conversations")
 	}
-	title = truncateToCellWidth(title, m.width-headerStyle.GetHorizontalPadding(), "...")
-	part := titleStyle.Render(title)
-	return headerStyle.Width(m.width).Render(part)
+	return headerStyle.Width(m.width).Render(header)
 }
 
 func (m *model) errorView() string {