From 89094fecf4cb1c018f15c976641cd18c255eac28 Mon Sep 17 00:00:00 2001
From: Benjamin Chausse <benjamin@chausse.xyz>
Date: Sat, 23 Nov 2024 18:12:03 -0500
Subject: Semi-working POC

---
 internal/switcher/keys.go     | 33 ++++++++++++++++
 internal/switcher/switcher.go | 89 +++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 122 insertions(+)
 create mode 100644 internal/switcher/keys.go
 create mode 100644 internal/switcher/switcher.go

(limited to 'internal/switcher')

diff --git a/internal/switcher/keys.go b/internal/switcher/keys.go
new file mode 100644
index 0000000..94eb6fb
--- /dev/null
+++ b/internal/switcher/keys.go
@@ -0,0 +1,33 @@
+package switcher
+
+import "github.com/charmbracelet/bubbles/key"
+
+type keybinds struct {
+	next, prev, quit key.Binding
+}
+
+func newKeybinds() keybinds {
+	return keybinds{
+		next: key.NewBinding(
+			key.WithKeys("tab"),
+			key.WithHelp("tab", "next picker"),
+		),
+		prev: key.NewBinding(
+			key.WithKeys("shift+tab"),
+			key.WithHelp("shift+tab", "previous picker"),
+		),
+		quit: key.NewBinding(
+			key.WithKeys("q", "ctrl+c"),
+			key.WithHelp("q", "quit"),
+		),
+	}
+}
+
+func Keys() []key.Binding {
+	k := newKeybinds()
+	return []key.Binding{k.next, k.prev}
+}
+
+func (m Model) AllKeys() []key.Binding {
+	return append(Keys(), m.pickers[m.active].AllKeys()...)
+}
diff --git a/internal/switcher/switcher.go b/internal/switcher/switcher.go
new file mode 100644
index 0000000..d542df1
--- /dev/null
+++ b/internal/switcher/switcher.go
@@ -0,0 +1,89 @@
+package switcher
+
+import (
+	"fmt"
+
+	"github.com/charmbracelet/bubbles/key"
+	tea "github.com/charmbracelet/bubbletea"
+	"github.com/charmbracelet/bubbletea-app-template/internal/picker"
+	"github.com/charmbracelet/bubbletea-app-template/internal/quit"
+)
+
+type Model struct {
+	active  int
+	pickers []picker.Model
+}
+
+func New(pickers []picker.Model) Model {
+	return Model{
+		active:  0,
+		pickers: pickers,
+	}
+}
+
+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) Init() tea.Cmd {
+	cmds := []tea.Cmd{}
+	for _, p := range m.pickers {
+		cmds = append(cmds, p.Init())
+	}
+	return tea.Batch(cmds...)
+}
+
+func (m Model) View() string {
+	v := "|"
+	for i, p := range m.pickers {
+		if i == m.active {
+			v += fmt.Sprintf(">%s<|", p.Title())
+		} else {
+			v += fmt.Sprintf(" %s |", p.Title())
+		}
+	}
+	return fmt.Sprintf("%s\n%s", v, m.pickers[m.active].View())
+}
+
+func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
+	keys := newKeybinds()
+	cmds := []tea.Cmd{}
+	switch msg := msg.(type) {
+	case tea.KeyMsg:
+		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.quit):
+			return quit.Model{}, tea.Quit
+			// return m, tea.Quit
+		default:
+			newActive, cmd := m.pickers[m.active].Update(msg)
+			m.pickers[m.active] = newActive.(picker.Model)
+			cmds = append(cmds, cmd)
+			return m, tea.Batch(cmds...)
+		}
+	}
+	for i, p := range m.pickers {
+		newActive, cmd := p.Update(msg)
+		m.pickers[i] = newActive.(picker.Model)
+		cmds = append(cmds, cmd)
+	}
+	return m, tea.Batch(cmds...)
+}
-- 
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