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/picker/picker.go | 137 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 137 insertions(+)
 create mode 100644 internal/picker/picker.go

(limited to 'internal/picker/picker.go')

diff --git a/internal/picker/picker.go b/internal/picker/picker.go
new file mode 100644
index 0000000..e3c396e
--- /dev/null
+++ b/internal/picker/picker.go
@@ -0,0 +1,137 @@
+package picker
+
+import (
+	"fmt"
+
+	"github.com/charmbracelet/bubbles/key"
+	tea "github.com/charmbracelet/bubbletea"
+	"github.com/charmbracelet/bubbletea-app-template/internal/colors"
+	"github.com/charmbracelet/bubbletea-app-template/internal/slider"
+)
+
+type Model struct {
+	title   string
+	active  int
+	sliders []slider.Model
+}
+
+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) Sel(i int) int {
+	m.active = m.fixSel(i)
+	return m.active
+}
+
+func (m Model) fixSel(val int) int {
+	size := len(m.sliders)
+	return (val%size + size) % size
+}
+
+func New(sliders []slider.Model, title string) *Model {
+	return &Model{
+		title:   title,
+		active:  0,
+		sliders: sliders,
+	}
+}
+
+func (m Model) Title() string {
+	return m.title
+}
+
+func (m Model) GetColor() colors.ColorSpace {
+	switch m.title {
+	case "RGB":
+		return colors.RGB{
+			R: m.sliders[0].Val(),
+			G: m.sliders[1].Val(),
+			B: m.sliders[2].Val(),
+		}
+	case "CMYK":
+		return colors.CMYK{
+			C: m.sliders[0].Val(),
+			M: m.sliders[1].Val(),
+			Y: m.sliders[2].Val(),
+			K: m.sliders[3].Val(),
+		}
+	// TODO: HSL
+	default: // Default to white if we don't know the color space
+		return colors.RGB{
+			R: 255,
+			G: 255,
+			B: 255,
+		}
+	}
+}
+
+func (m Model) SetColor(c colors.ColorSpace) {
+	p := c.ToPrecise()
+	switch m.title {
+	case "RGB":
+		rgb := colors.RGB{}.FromPrecise(p).(colors.RGB)
+		m.sliders[0].Set(rgb.R)
+		m.sliders[1].Set(rgb.G)
+		m.sliders[2].Set(rgb.B)
+	case "CMYK":
+		cmyk := colors.CMYK{}.FromPrecise(p).(colors.CMYK)
+		m.sliders[0].Set(cmyk.C)
+		m.sliders[1].Set(cmyk.M)
+		m.sliders[2].Set(cmyk.Y)
+		m.sliders[3].Set(cmyk.K)
+	}
+}
+
+func (m Model) Init() tea.Cmd {
+	cmds := []tea.Cmd{}
+	for _, s := range m.sliders {
+		cmds = append(cmds, s.Init())
+	}
+	return tea.Batch(cmds...)
+}
+
+func (m Model) View() string {
+	var s string
+	for i, slider := range m.sliders {
+		if i == m.active {
+			s += fmt.Sprintf("\n-> %s", slider.View())
+		} else {
+			s += fmt.Sprintf("\n   %s", slider.View())
+		}
+	}
+	return s
+}
+
+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):
+			m.Next()
+		case key.Matches(msg, keys.prev):
+			m.Prev()
+		default:
+			newActive, cmd := m.sliders[m.active].Update(msg)
+			m.sliders[m.active] = newActive.(slider.Model)
+			cmds = append(cmds, cmd)
+			return m, tea.Batch(cmds...)
+		}
+	}
+	// Keys are only sent to the active sliders
+	// However, other messages (ex: tick, resize) must be sent to all
+	for i, s := range m.sliders {
+		newSlider, cmd := s.Update(msg)
+		m.sliders[i] = newSlider.(slider.Model)
+		cmds = append(cmds, cmd)
+	}
+	return m, tea.Batch(cmds...)
+}
-- 
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