add help and keybindings for cast view (#7)

ui/app.go

@@ -135,7 +135,7 @@ func NewApp(cfg *config.Config, ctx *AppContext) *App {
 	a.quickSelect = NewQuickSelect(a)
 	a.publish = NewPublishInput(a)
 	a.statusLine = NewStatusLine(a)
-	a.help = NewHelpView(a)
+	a.help = NewHelpView(a, GlobalKeyMap)
 	a.notifications = NewNotificationsView(a)
 	a.splash = NewSplashView(a)
 	a.splash.SetActive(true)

ui/cast_details.go

@@ -2,6 +2,7 @@ package ui
 
 import (
 	"fmt"
+	"log"
 
 	"github.com/charmbracelet/bubbles/viewport"
 	tea "github.com/charmbracelet/bubbletea"
@@ -23,6 +24,7 @@ type CastView struct {
 	vp      *viewport.Model
 	header  *viewport.Model
 	hasImg  bool
+	help    *HelpView
 
 	pubReply *PublishInput
 	w, h     int
@@ -42,8 +44,10 @@ func NewCastView(app *App, cast *api.Cast) *CastView {
 		header:   &hp,
 		pubReply: NewPublishInput(app),
 		hasImg:   false,
+		help:     NewHelpView(app, CastViewKeyMap),
 	}
 	c.pfp.SetSize(4, 4)
+	c.help.SetFull(false)
 	return c
 }
 
@@ -56,6 +60,67 @@ func (m *CastView) Clear() {
 	m.pfp.Clear()
 }
 
+func (m *CastView) LikeCast() tea.Cmd {
+	if m.cast == nil {
+		return nil
+	}
+	return likeCastCmd(m.app.client, m.app.ctx.signer, m.cast)
+}
+
+func (m *CastView) OpenCast() tea.Cmd {
+	if m.cast == nil {
+		return nil
+	}
+	return OpenURL(fmt.Sprintf("https://warpcast.com/%s/%s", m.cast.Author.Username, m.cast.Hash))
+}
+
+func (m *CastView) Reply() {
+	if m.cast == nil {
+		return
+	}
+	m.pubReply.SetActive(true)
+	m.pubReply.SetFocus(true)
+}
+
+func (m *CastView) ViewProfile() tea.Cmd {
+	if m.cast == nil {
+		return nil
+	}
+
+	userFid := m.cast.Author.FID
+	return tea.Sequence(
+		m.app.FocusProfile(),
+		getUserCmd(m.app.client, userFid, m.app.ctx.signer.FID),
+		getUserFeedCmd(m.app.client, userFid, m.app.ctx.signer.FID),
+	)
+}
+func (m *CastView) ViewChannel() tea.Cmd {
+	if m.cast == nil || m.cast.ParentURL == "" {
+		return nil
+	}
+
+	return tea.Batch(
+		getChannelFeedCmd(m.app.client, m.cast.ParentURL),
+		fetchChannelCmd(m.app.client, m.cast.ParentURL),
+		m.app.FocusChannel(),
+	)
+}
+
+func (m *CastView) ViewParent() tea.Cmd {
+	if m.cast == nil || m.cast.ParentHash == "" {
+		return nil
+	}
+	return func() tea.Msg {
+		cast, err := m.app.client.GetCastWithReplies(m.app.ctx.signer, m.cast.ParentHash)
+		if err != nil {
+			log.Println("failed to get parent cast", err)
+			return nil
+		}
+
+		return m.SetCast(cast)
+	}
+}
+
 func (m *CastView) SetCast(cast *api.Cast) tea.Cmd {
 	m.Clear()
 	m.cast = cast
@@ -91,6 +156,8 @@ func (m *CastView) resize() tea.Cmd {
 	w := min(m.w-fx, int(float64(GetWidth())*0.75))
 	h := min(m.h-fy, GetHeight()-4)
 
+	m.help.SetSize(m.w, 1)
+
 	m.header.Height = min(10, int(float64(h)*0.2))
 
 	hHeight := lipgloss.Height(m.header.View())
@@ -130,16 +197,8 @@ func (m *CastView) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			_, cmd := m.pubReply.Update(msg)
 			return m, cmd
 		}
-		if msg.String() == "o" {
-			return m, OpenURL(fmt.Sprintf("https://warpcast.com/%s/%s", m.cast.Author.Username, m.cast.Hash))
-		}
-		if msg.String() == "l" {
-			return m, likeCastCmd(m.app.client, m.app.ctx.signer, m.cast)
-		}
-		if msg.String() == "C" {
-			m.pubReply.SetActive(true)
-			m.pubReply.SetFocus(true)
-			return m, nil
+		if CastViewKeyMap.HandleMsg(m, msg) != nil {
+			return m, CastViewKeyMap.HandleMsg(m, msg)
 		}
 	}
 	m.vp.SetContent(CastContent(m.cast, 10))
@@ -181,6 +240,7 @@ func (m *CastView) View() string {
 			m.header.View(),
 			m.vp.View(),
 			m.img.View(),
+			m.help.View(),
 			m.replies.View(),
 		),
 	)

ui/help.go

@@ -2,22 +2,30 @@ package ui
 
 import (
 	"github.com/charmbracelet/bubbles/help"
+	"github.com/charmbracelet/bubbles/key"
 	"github.com/charmbracelet/bubbles/viewport"
 	tea "github.com/charmbracelet/bubbletea"
 )
 
+type keymap interface {
+	ShortHelp() []key.Binding
+	FullHelp() [][]key.Binding
+}
+
 type HelpView struct {
 	app  *App
 	h    help.Model
 	vp   viewport.Model
 	full bool
+	km   keymap
 }
 
-func NewHelpView(app *App) *HelpView {
+func NewHelpView(app *App, km keymap) *HelpView {
 	return &HelpView{
 		app: app,
 		h:   help.New(),
 		vp:  viewport.Model{},
+		km:  km,
 	}
 }
 
@@ -33,10 +41,10 @@ func (m *HelpView) IsFull() bool {
 func (m *HelpView) SetFull(full bool) {
 	m.full = full
 	if m.full {
-		m.vp.SetContent(m.h.FullHelpView(GlobalKeyMap.FullHelp()))
+		m.vp.SetContent(m.h.FullHelpView(m.km.FullHelp()))
 		return
 	}
-	hv := GlobalKeyMap.ShortHelp()
+	hv := m.km.ShortHelp()
 	m.vp.SetContent(m.h.ShortHelpView(hv))
 }
 
@@ -52,7 +60,7 @@ func (m *HelpView) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 }
 
 func (m *HelpView) ShortView() string {
-	hv := GlobalKeyMap.ShortHelp()
+	hv := m.km.ShortHelp()
 	return m.h.ShortHelpView(hv)
 }
 

ui/keybindings.go

@@ -7,6 +7,85 @@ import (
 	tea "github.com/charmbracelet/bubbletea"
 )
 
+type casetViewKeymap struct {
+	LikeCast    key.Binding
+	ViewProfile key.Binding
+	ViewChannel key.Binding
+	ViewParent  key.Binding
+	Comment     key.Binding
+	OpenCast    key.Binding
+}
+
+func (k casetViewKeymap) ShortHelp() []key.Binding {
+	return []key.Binding{
+		k.LikeCast,
+		k.ViewParent,
+		k.Comment,
+	}
+}
+func (k casetViewKeymap) All() []key.Binding {
+	return []key.Binding{
+		k.LikeCast,
+		k.ViewProfile,
+		k.ViewChannel,
+		k.ViewParent,
+		k.Comment,
+		k.OpenCast,
+	}
+}
+
+func (k casetViewKeymap) FullHelp() [][]key.Binding {
+	return [][]key.Binding{
+		k.All(),
+	}
+}
+
+func (k casetViewKeymap) HandleMsg(c *CastView, msg tea.KeyMsg) tea.Cmd {
+	switch {
+	case key.Matches(msg, k.LikeCast):
+		return c.LikeCast()
+	case key.Matches(msg, k.ViewProfile):
+		return c.ViewProfile()
+	case key.Matches(msg, k.ViewChannel):
+		return c.ViewChannel()
+	case key.Matches(msg, k.ViewParent):
+		return c.ViewParent()
+	case key.Matches(msg, k.Comment):
+		c.Reply()
+		return noOp()
+	case key.Matches(msg, k.OpenCast):
+		return c.OpenCast()
+	}
+	return nil
+}
+
+var CastViewKeyMap = casetViewKeymap{
+	LikeCast: key.NewBinding(
+		key.WithKeys("l"),
+		key.WithHelp("l", "like cast"),
+	),
+	ViewProfile: key.NewBinding(
+		key.WithKeys("p"),
+		key.WithHelp("p", "view profile"),
+	),
+	ViewChannel: key.NewBinding(
+		key.WithKeys("c"),
+		key.WithHelp("c", "view channel"),
+	),
+	ViewParent: key.NewBinding(
+		key.WithKeys("t"),
+		key.WithHelp("t", "view parent"),
+	),
+	Comment: key.NewBinding(
+		key.WithKeys("r"),
+		key.WithHelp("r", "reply"),
+	),
+	OpenCast: key.NewBinding(
+		key.WithKeys("o"),
+		key.WithHelp("o", "open in browser"),
+	),
+}
+
 type feedKeymap struct {
 	ViewCast    key.Binding
 	LikeCast    key.Binding
@@ -198,11 +277,13 @@ func (k navKeymap) HandleMsg(a *App, msg tea.KeyMsg) tea.Cmd {
 type kmap struct {
 	nav  navKeymap
 	feed feedKeymap
+	cast casetViewKeymap
 }
 
 var GlobalKeyMap = kmap{
 	nav:  NavKeyMap,
 	feed: FeedKeyMap,
+	cast: CastViewKeyMap,
 }
 
 func (k kmap) ShortHelp() []key.Binding {
@@ -213,6 +294,7 @@ func (k kmap) FullHelp() [][]key.Binding {
 	return [][]key.Binding{
 		k.nav.All(),
 		k.feed.All(),
+		k.cast.All(),
 	}
 }
 

ui/statusline.go

@@ -37,7 +37,7 @@ func NewStatusLine(app *App) *StatusLine {
 	return &StatusLine{
 		sb:   sb,
 		app:  app,
-		help: NewHelpView(app),
+		help: NewHelpView(app, GlobalKeyMap),
 		full: false,
 	}
 }