1 files changed, 92 insertions, 0 deletions
diff --git a/confirm.go b/confirm.go
new file mode 100644
index 0000000..a7d4748
--- /dev/null
+++ b/confirm.go
@@ -0,0 +1,92 @@
+package main
+
+import (
+	"fmt"
+
+	"github.com/charmbracelet/bubbles/viewport"
+	tea "github.com/charmbracelet/bubbletea"
+	"github.com/charmbracelet/lipgloss"
+)
+
+type confirmModel struct {
+	ready    bool
+	doRun    bool
+	selected item
+	viewport viewport.Model
+	returnTo selectingModel
+}
+
+func switchToConfirm(m selectingModel) (confirmModel, tea.Cmd) {
+	model := confirmModel{
+		selected: m.list.SelectedItem().(item),
+		returnTo: m,
+	}
+	return model, model.Init()
+}
+
+func (m confirmModel) View() string {
+	if !m.ready {
+		return "Initialising..."
+	}
+
+	return appStyle.Render(fmt.Sprintf("%s\n%s\n%s", m.headerView(), m.viewport.View(), m.footerView()))
+}
+
+func (m confirmModel) Init() tea.Cmd {
+	return func() tea.Msg {
+		// FIXME: Hacky way to get a WindowSizeMsg event sent
+		frame_h, frame_v := appStyle.GetFrameSize()
+		return tea.WindowSizeMsg{
+			Height: m.returnTo.list.Height() + frame_v,
+			Width:  m.returnTo.list.Width() + frame_h,
+		}
+	}
+}
+
+func (m confirmModel) headerView() string {
+	return confirmTitleStyle.Render(m.selected.title)
+}
+func (m confirmModel) footerView() string {
+	out := areYouSureTextStyle.Render("Are you sure?")
+	out += subtleTextStyle.Render("  RET to continue, q to go back, ctrl+c to quit")
+	return out
+}
+
+func (m confirmModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
+	var cmds []tea.Cmd
+
+	switch msg := msg.(type) {
+	case tea.KeyMsg:
+		switch msg.String() {
+
+		case "enter":
+			m.doRun = true
+			return m, tea.Quit
+		case "ctrl-c":
+			return m, tea.Quit
+		case "q":
+			return m.returnTo, nil
+		}
+	case tea.WindowSizeMsg:
+		padding_h, padding_v := appStyle.GetFrameSize()
+		headerHeight := lipgloss.Height(m.headerView())
+		footerHeight := lipgloss.Height(m.footerView())
+		verticalMarginHeight := headerHeight + footerHeight + padding_v
+
+		if !m.ready {
+			m.viewport = viewport.New(msg.Width-padding_h, msg.Height-verticalMarginHeight)
+			m.viewport.YPosition = headerHeight + padding_v + 1
+			m.viewport.SetContent(m.selected.contents)
+			m.ready = true
+		} else {
+			m.viewport.Width = msg.Width - padding_h
+			m.viewport.Height = msg.Height - verticalMarginHeight - padding_v
+		}
+	}
+
+	// Handle keyboard and mouse events in the viewport
+	var cmd tea.Cmd
+	m.viewport, cmd = m.viewport.Update(msg)
+	cmds = append(cmds, cmd)
+	return m, tea.Batch(cmds...)
+}