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package layout
import (
"github.com/charmbracelet/bubbles/key"
tea "github.com/charmbracelet/bubbletea"
"github.com/charmbracelet/lipgloss"
"github.com/sst/opencode/internal/theme"
)
type SplitPaneLayout interface {
tea.Model
Sizeable
Bindings
SetLeftPanel(panel Container) tea.Cmd
SetRightPanel(panel Container) tea.Cmd
SetBottomPanel(panel Container) tea.Cmd
ClearLeftPanel() tea.Cmd
ClearRightPanel() tea.Cmd
ClearBottomPanel() tea.Cmd
}
type splitPaneLayout struct {
width int
height int
ratio float64
verticalRatio float64
rightPanel Container
leftPanel Container
bottomPanel Container
}
type SplitPaneOption func(*splitPaneLayout)
func (s *splitPaneLayout) Init() tea.Cmd {
var cmds []tea.Cmd
if s.leftPanel != nil {
cmds = append(cmds, s.leftPanel.Init())
}
if s.rightPanel != nil {
cmds = append(cmds, s.rightPanel.Init())
}
if s.bottomPanel != nil {
cmds = append(cmds, s.bottomPanel.Init())
}
return tea.Batch(cmds...)
}
func (s *splitPaneLayout) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
var cmds []tea.Cmd
switch msg := msg.(type) {
case tea.WindowSizeMsg:
return s, s.SetSize(msg.Width, msg.Height)
}
if s.rightPanel != nil {
u, cmd := s.rightPanel.Update(msg)
s.rightPanel = u.(Container)
if cmd != nil {
cmds = append(cmds, cmd)
}
}
if s.leftPanel != nil {
u, cmd := s.leftPanel.Update(msg)
s.leftPanel = u.(Container)
if cmd != nil {
cmds = append(cmds, cmd)
}
}
if s.bottomPanel != nil {
u, cmd := s.bottomPanel.Update(msg)
s.bottomPanel = u.(Container)
if cmd != nil {
cmds = append(cmds, cmd)
}
}
return s, tea.Batch(cmds...)
}
func (s *splitPaneLayout) View() string {
var topSection string
if s.leftPanel != nil && s.rightPanel != nil {
leftView := s.leftPanel.View()
rightView := s.rightPanel.View()
topSection = lipgloss.JoinHorizontal(lipgloss.Top, leftView, rightView)
} else if s.leftPanel != nil {
topSection = s.leftPanel.View()
} else if s.rightPanel != nil {
topSection = s.rightPanel.View()
} else {
topSection = ""
}
var finalView string
if s.bottomPanel != nil && topSection != "" {
bottomView := s.bottomPanel.View()
finalView = lipgloss.JoinVertical(lipgloss.Left, topSection, bottomView)
} else if s.bottomPanel != nil {
finalView = s.bottomPanel.View()
} else {
finalView = topSection
}
if finalView != "" {
t := theme.CurrentTheme()
style := lipgloss.NewStyle().
Width(s.width).
Height(s.height).
Background(t.Background())
return style.Render(finalView)
}
return finalView
}
func (s *splitPaneLayout) SetSize(width, height int) tea.Cmd {
s.width = width
s.height = height
var topHeight, bottomHeight int
if s.bottomPanel != nil {
topHeight = int(float64(height) * s.verticalRatio)
bottomHeight = height - topHeight
} else {
topHeight = height
bottomHeight = 0
}
var leftWidth, rightWidth int
if s.leftPanel != nil && s.rightPanel != nil {
leftWidth = int(float64(width) * s.ratio)
rightWidth = width - leftWidth
} else if s.leftPanel != nil {
leftWidth = width
rightWidth = 0
} else if s.rightPanel != nil {
leftWidth = 0
rightWidth = width
}
var cmds []tea.Cmd
if s.leftPanel != nil {
cmd := s.leftPanel.SetSize(leftWidth, topHeight)
cmds = append(cmds, cmd)
}
if s.rightPanel != nil {
cmd := s.rightPanel.SetSize(rightWidth, topHeight)
cmds = append(cmds, cmd)
}
if s.bottomPanel != nil {
cmd := s.bottomPanel.SetSize(width, bottomHeight)
cmds = append(cmds, cmd)
}
return tea.Batch(cmds...)
}
func (s *splitPaneLayout) GetSize() (int, int) {
return s.width, s.height
}
func (s *splitPaneLayout) SetLeftPanel(panel Container) tea.Cmd {
s.leftPanel = panel
if s.width > 0 && s.height > 0 {
return s.SetSize(s.width, s.height)
}
return nil
}
func (s *splitPaneLayout) SetRightPanel(panel Container) tea.Cmd {
s.rightPanel = panel
if s.width > 0 && s.height > 0 {
return s.SetSize(s.width, s.height)
}
return nil
}
func (s *splitPaneLayout) SetBottomPanel(panel Container) tea.Cmd {
s.bottomPanel = panel
if s.width > 0 && s.height > 0 {
return s.SetSize(s.width, s.height)
}
return nil
}
func (s *splitPaneLayout) ClearLeftPanel() tea.Cmd {
s.leftPanel = nil
if s.width > 0 && s.height > 0 {
return s.SetSize(s.width, s.height)
}
return nil
}
func (s *splitPaneLayout) ClearRightPanel() tea.Cmd {
s.rightPanel = nil
if s.width > 0 && s.height > 0 {
return s.SetSize(s.width, s.height)
}
return nil
}
func (s *splitPaneLayout) ClearBottomPanel() tea.Cmd {
s.bottomPanel = nil
if s.width > 0 && s.height > 0 {
return s.SetSize(s.width, s.height)
}
return nil
}
func (s *splitPaneLayout) BindingKeys() []key.Binding {
keys := []key.Binding{}
if s.leftPanel != nil {
if b, ok := s.leftPanel.(Bindings); ok {
keys = append(keys, b.BindingKeys()...)
}
}
if s.rightPanel != nil {
if b, ok := s.rightPanel.(Bindings); ok {
keys = append(keys, b.BindingKeys()...)
}
}
if s.bottomPanel != nil {
if b, ok := s.bottomPanel.(Bindings); ok {
keys = append(keys, b.BindingKeys()...)
}
}
return keys
}
func NewSplitPane(options ...SplitPaneOption) SplitPaneLayout {
layout := &splitPaneLayout{
ratio: 0.7,
verticalRatio: 0.9, // Default 90% for top section, 10% for bottom
}
for _, option := range options {
option(layout)
}
return layout
}
func WithLeftPanel(panel Container) SplitPaneOption {
return func(s *splitPaneLayout) {
s.leftPanel = panel
}
}
func WithRightPanel(panel Container) SplitPaneOption {
return func(s *splitPaneLayout) {
s.rightPanel = panel
}
}
func WithRatio(ratio float64) SplitPaneOption {
return func(s *splitPaneLayout) {
s.ratio = ratio
}
}
func WithBottomPanel(panel Container) SplitPaneOption {
return func(s *splitPaneLayout) {
s.bottomPanel = panel
}
}
func WithVerticalRatio(ratio float64) SplitPaneOption {
return func(s *splitPaneLayout) {
s.verticalRatio = ratio
}
}
|
