1 files changed, 89 insertions, 0 deletions
diff --git a/internal/picker/picker.go b/internal/picker/picker.go
new file mode 100644
index 0000000..290e9f9
--- /dev/null
+++ b/internal/picker/picker.go
@@ -0,0 +1,89 @@
+package picker
+
+import (
+	"github.com/ChausseBenjamin/golorpicker/internal/slider"
+	"github.com/charmbracelet/bubbles/list"
+	tea "github.com/charmbracelet/bubbletea"
+)
+
+const (
+	rgbTitle string = "RGB"
+)
+
+// A picker is a list of sliders allowing the user to select a color
+// It must therefore be capable of exporting a HEX value for previewing
+// as well as a
+
+type RGBPicker struct {
+	sliders list.Model
+	r, g, b slider.Slider
+	loaded  bool
+}
+
+func NewRGB() *RGBPicker {
+	r := slider.New("R", 0, 255)
+	g := slider.New("G", 0, 255)
+	b := slider.New("B", 0, 255)
+
+	sliders := list.New(
+		[]list.Item{*r, *g, *b},
+		list.NewDefaultDelegate(),
+		80, 6,
+	)
+	sliders.Title = rgbTitle
+	sliders.SetShowHelp(false)
+	sliders.SetShowFilter(false)
+	sliders.DisableQuitKeybindings()
+
+	return &RGBPicker{
+		sliders: sliders,
+		r:       *r,
+		g:       *g,
+		b:       *b,
+		loaded:  false,
+	}
+}
+
+func (p RGBPicker) toHex() string {
+	const txt = "0123456789ABCDEF"
+	rgb := string([]byte{
+		'#',
+		txt[(p.r.Val()>>4)&0x0F],
+		txt[p.r.Val()&0x0F],
+		txt[(p.g.Val()>>4)&0x0F],
+		txt[p.g.Val()&0x0F],
+		txt[(p.b.Val()>>4)&0x0F],
+		txt[p.b.Val()&0x0F],
+	})
+	return rgb
+}
+
+func (p RGBPicker) Init() tea.Cmd {
+	return nil
+}
+
+func (p RGBPicker) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
+	switch msg := msg.(type) {
+	case tea.WindowSizeMsg:
+		if p.sliders.Width() != msg.Width && !p.loaded {
+			p.sliders.SetWidth(msg.Width - 6)
+			p.loaded = true
+		}
+	case tea.KeyMsg:
+		key := msg.String()
+		for _, k := range slider.Keystrokes() {
+			if key == k {
+				m := p.sliders.Items()[p.sliders.Index()].(slider.Slider)
+				return m.Update(msg)
+			}
+		}
+	}
+
+	var cmd tea.Cmd
+	p.sliders, cmd = p.sliders.Update(msg)
+	return p, cmd
+}
+
+func (p RGBPicker) View() string {
+	return p.sliders.View()
+}