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package switcher
import (
"fmt"
"log/slog"
"strings"
"github.com/ChausseBenjamin/termpicker/internal/colors"
"github.com/ChausseBenjamin/termpicker/internal/notices"
"github.com/ChausseBenjamin/termpicker/internal/picker"
"github.com/ChausseBenjamin/termpicker/internal/preview"
"github.com/ChausseBenjamin/termpicker/internal/quit"
"github.com/ChausseBenjamin/termpicker/internal/ui"
"github.com/charmbracelet/bubbles/help"
"github.com/charmbracelet/bubbles/key"
"github.com/charmbracelet/bubbles/textinput"
tea "github.com/charmbracelet/bubbletea"
"github.com/charmbracelet/lipgloss"
)
const (
IndexRgb int = iota
IndexCmyk
IndexHsl
)
type Model struct {
active int
pickers []picker.Model
preview preview.Model
help help.Model
input textinput.Model
notices notices.Model
fullHelp bool // When false, only show help for the switcher (not children)
}
func New() Model {
pickers := []picker.Model{ // Order MUST match the Index* constants
*picker.RGB(),
*picker.CMYK(),
*picker.HSL(),
}
input := textinput.New()
input.PromptStyle = ui.Style().InputPrompt
input.TextStyle = ui.Style().InputText
input.Prompt = ui.PromptPrefix
input.Placeholder = ui.PromptPlaceholder
return Model{
active: 0,
pickers: pickers,
preview: *preview.New(colors.Hex(pickers[0].GetColor())),
help: help.New(),
input: input,
notices: notices.New(),
fullHelp: false,
}
}
func (m Model) fixSel(val int) int {
size := len(m.pickers)
return (val%size + size) % size
}
func (m *Model) Next() int {
m.active = m.fixSel(m.active + 1)
return m.active
}
func (m *Model) Prev() int {
m.active = m.fixSel(m.active - 1)
return m.active
}
func (m *Model) SetActive(i int) {
m.active = m.fixSel(i)
}
func (m *Model) UpdatePicker(i int, c colors.ColorSpace) {
m.pickers[i].SetColor(c)
}
func (m *Model) NewNotice(msg string) tea.Cmd {
return m.notices.New(msg)
}
func (m Model) Init() tea.Cmd {
cmds := []tea.Cmd{}
// The NoticeExpiryMsg is never sent to bubbletea by a tea.Cmd for the initial notices
// That's why we need to manually reset them here. Otherwise, they would never expire.
for k := range m.notices.Notices {
cmds = append(cmds, m.notices.Reset(k))
}
for _, p := range m.pickers {
cmds = append(cmds, p.Init())
}
return tea.Batch(cmds...)
}
func (m Model) View() string {
tabs := make([]string, len(m.pickers))
for i, p := range m.pickers {
if i == m.active {
tabs[i] = ui.Style().TabSel.Render(p.Title())
} else {
tabs[i] = ui.Style().TabNorm.Render(p.Title())
}
}
tabStr := strings.Join([]string{
ui.Style().TabGeom.Render(ui.TabSepLeft),
strings.Join(tabs, ui.Style().TabGeom.Render(ui.TabSepMid)),
ui.Style().TabGeom.Render(ui.TabSepRight),
}, " ")
pickerStr := m.pickers[m.active].View()
w := lipgloss.Width(pickerStr)
m.preview.SetWidth(w)
previewStr := m.preview.View()
m.help.Styles.ShortKey.Width(w)
var helpStr string
m.help.Width = w
if m.fullHelp {
helpStr = m.help.FullHelpView(m.AllKeys())
} else {
// This is a hack since the current view has too many keys
// and the horizontal "ShortHelpView" gets too wide.
// "FullHelpView" seperates keys by columns (and we only show the first).
// helpStr = m.help.FullHelpView([][]key.Binding{m.AllKeys()[0]})
helpStr = m.help.FullHelpView(shortKeys())
}
var inputStr string
if m.input.Focused() {
m.input.Width = w
inputStr = ui.Style().Boxed.Render(m.input.View())
}
mainArea := ui.Style().Boxed.Render(strings.Join([]string{
pickerStr,
previewStr,
helpStr,
}, "\n"))
return strings.Join(
[]string{
tabStr,
mainArea,
inputStr,
m.notices.View(),
}, "\n")
}
func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
keys := newKeybinds()
cmds := []tea.Cmd{}
slog.Info("Received tea.Msg", "tea_msg", msg, "type", fmt.Sprintf("%T", msg))
switch msg := msg.(type) {
case notices.NoticeExpiryMsg:
newNotices, cmd := m.notices.Update(msg)
m.notices = newNotices.(notices.Model)
cmds = append(cmds, cmd)
case tea.KeyMsg:
if m.input.Focused() {
keys.esc.SetEnabled(true)
keys.confirm.SetEnabled(true)
if key.Matches(msg, keys.esc) {
m.input.Blur()
} else if key.Matches(msg, keys.confirm) {
m.input.Blur()
cmds = append(
cmds,
m.NewNotice(m.SetColorFromText(m.input.Value())),
m.Init(), // Will force a slider update/animation
)
}
newInput, cmd := m.input.Update(msg)
m.input = newInput
cmds = append(cmds, cmd)
return m, tea.Batch(cmds...)
}
switch {
case key.Matches(msg, keys.next):
cs := m.pickers[m.active].GetColor()
m.Next()
m.pickers[m.active].SetColor(cs)
case key.Matches(msg, keys.prev):
cs := m.pickers[m.active].GetColor()
m.Prev()
m.pickers[m.active].SetColor(cs)
case key.Matches(msg, keys.copy):
cmd := m.notices.New(m.copyColor(msg.String()))
cmds = append(cmds, cmd)
case key.Matches(msg, keys.help):
m.fullHelp = !m.fullHelp
case key.Matches(msg, keys.insert):
cmd := m.input.Focus()
cmds = append(cmds, cmd)
case key.Matches(msg, keys.quit):
return quit.Model{}, tea.Quit
default:
// Update the picker
newActive, cmd := m.pickers[m.active].Update(msg)
m.pickers[m.active] = newActive.(picker.Model)
cmds = append(cmds, cmd)
// Update the preview
newPreview := preview.New(colors.Hex(m.pickers[m.active].GetColor()))
m.preview = *newPreview
newNotices, cmd := m.notices.Update(msg)
m.notices = newNotices.(notices.Model)
cmds = append(cmds, cmd)
return m, tea.Batch(cmds...)
}
default:
}
for i, p := range m.pickers {
newActive, cmd := p.Update(msg)
m.pickers[i] = newActive.(picker.Model)
cmds = append(cmds, cmd)
}
// Update the preview
newPreview := preview.New(colors.Hex(m.pickers[m.active].GetColor()))
m.preview = *newPreview
return m, tea.Batch(cmds...)
}
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