Add conversation deletion to conversations view

pkg/tui/views/conversations/conversations.go

@@ -6,6 +6,7 @@ import (
 	"time"
 
 	"git.mlow.ca/mlow/lmcli/pkg/api"
+	"git.mlow.ca/mlow/lmcli/pkg/tui/bubbles"
 	"git.mlow.ca/mlow/lmcli/pkg/tui/shared"
 	"git.mlow.ca/mlow/lmcli/pkg/tui/styles"
 	tuiutil "git.mlow.ca/mlow/lmcli/pkg/tui/util"
@@ -25,6 +26,13 @@ type (
 	msgConversationsLoaded ([]loadedConversation)
 	// sent when a conversation is selected
 	msgConversationSelected api.Conversation
+	// sent when a conversation is deleted
+	msgConversationDeleted struct{}
+)
+
+// Prompt payloads
+type (
+	deleteConversationPayload api.Conversation
 )
 
 type Model struct {
@@ -36,6 +44,8 @@ type Model struct {
 	itemOffsets   []int // keeps track of the viewport y offset of each rendered item
 
 	content viewport.Model
+
+	confirmPrompt bubbles.ConfirmPrompt
 }
 
 func Conversations(shared shared.Shared) Model {
@@ -47,6 +57,14 @@ func Conversations(shared shared.Shared) Model {
 }
 
 func (m *Model) HandleInput(msg tea.KeyMsg) (bool, tea.Cmd) {
+	if m.confirmPrompt.Focused() {
+		var cmd tea.Cmd
+		m.confirmPrompt, cmd = m.confirmPrompt.Update(msg)
+		if cmd != nil {
+			return true, cmd
+		}
+	}
+
 	switch msg.String() {
 	case "enter":
 		if len(m.conversations) > 0 && m.cursor < len(m.conversations) {
@@ -89,7 +107,20 @@ func (m *Model) HandleInput(msg tea.KeyMsg) (bool, tea.Cmd) {
 	case "n":
 		// new conversation
 	case "d":
-		// show prompt to delete conversation
+		if !m.confirmPrompt.Focused() && len(m.conversations) > 0 && m.cursor < len(m.conversations) {
+			title := m.conversations[m.cursor].conv.Title
+			if title == "" {
+				title = "(untitled)"
+			}
+			m.confirmPrompt = bubbles.NewConfirmPrompt(
+				fmt.Sprintf("Delete '%s'?", title),
+				deleteConversationPayload(m.conversations[m.cursor].conv),
+			)
+			m.confirmPrompt.Style = lipgloss.NewStyle().
+				Bold(true).
+				Foreground(lipgloss.Color("3"))
+			return true, nil
+		}
 	case "c":
 		// copy/clone conversation
 	case "r":
@@ -120,12 +151,23 @@ func (m Model) Update(msg tea.Msg) (Model, tea.Cmd) {
 		m.content.SetContent(m.renderConversationList())
 	case msgConversationsLoaded:
 		m.conversations = msg
+		m.cursor = max(0, min(len(m.conversations), m.cursor))
 		m.content.SetContent(m.renderConversationList())
 	case msgConversationSelected:
 		m.Values.ConvShortname = msg.ShortName.String
 		cmds = append(cmds, func() tea.Msg {
 			return shared.MsgViewChange(shared.StateChat)
 		})
+	case bubbles.MsgConfirmPromptAnswered:
+		m.confirmPrompt.Blur()
+		if msg.Value {
+			switch payload := msg.Payload.(type) {
+			case deleteConversationPayload:
+				cmds = append(cmds, m.deleteConversation(api.Conversation(payload)))
+			}
+		}
+	case msgConversationDeleted:
+		cmds = append(cmds, m.loadConversations())
 	}
 
 	var cmd tea.Cmd
@@ -135,8 +177,12 @@ func (m Model) Update(msg tea.Msg) (Model, tea.Cmd) {
 	}
 
 	if m.Width > 0 {
+		wrap := lipgloss.NewStyle().Width(m.Width)
 		m.Header = m.headerView()
-		m.Footer = "" // TODO: show /something/
+		m.Footer = "" // TODO: "Press ? for help"
+		if m.confirmPrompt.Focused() {
+			m.Footer = wrap.Render(m.confirmPrompt.View())
+		}
 		m.Error = tuiutil.ErrorBanner(m.Err, m.Width)
 		fixedHeight := tuiutil.Height(m.Header) + tuiutil.Height(m.Error) + tuiutil.Height(m.Footer)
 		m.content.Height = m.Height - fixedHeight
@@ -162,6 +208,16 @@ func (m *Model) loadConversations() tea.Cmd {
 	}
 }
 
+func (m *Model) deleteConversation(conv api.Conversation) tea.Cmd {
+	return func() tea.Msg {
+		err := m.Ctx.Store.DeleteConversation(&conv)
+		if err != nil {
+			return shared.MsgError(fmt.Errorf("Could not delete conversation: %v", err))
+		}
+		return msgConversationDeleted{}
+	}
+}
+
 func (m Model) View() string {
 	if m.Width == 0 {
 		return ""