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https://github.com/anotherhadi/ilovetui.git
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Hadi
103 lines
2.6 KiB
Go
103 lines
2.6 KiB
Go
// Package settings is the fullapp example's third page: a short list of
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// toggles. It's the one page with keys of its own, so it's what proves the
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// shell routes presses to the focused pane and lists that pane's bindings in
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// the help bar.
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package settings
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import (
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"charm.land/bubbles/v2/key"
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tea "charm.land/bubbletea/v2"
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"charm.land/lipgloss/v2"
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"github.com/anotherhadi/ilovetui/style"
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)
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type toggle struct {
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name string
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on bool
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}
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type keyMap struct {
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Up key.Binding
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Down key.Binding
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Toggle key.Binding
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}
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// Model is the page. The cursor is a plain int: three lines don't need a
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// list.Model behind them.
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type Model struct {
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keys keyMap
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toggles []toggle
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cursor int
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width, height int
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}
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func New() Model {
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return Model{
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keys: keyMap{
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Up: key.NewBinding(key.WithKeys("up", "k"), key.WithHelp("↑/k", "up")),
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Down: key.NewBinding(key.WithKeys("down", "j"), key.WithHelp("↓/j", "down")),
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Toggle: key.NewBinding(key.WithKeys("space"), key.WithHelp("space", "toggle")),
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},
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toggles: []toggle{
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{name: "Nerd fonts", on: style.S.NerdFonts},
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{name: "Notifications", on: true},
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{name: "Telemetry", on: false},
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},
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}
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}
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func (m Model) Init() tea.Cmd { return nil }
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func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
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switch msg := msg.(type) {
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case tea.WindowSizeMsg:
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m.width, m.height = msg.Width, msg.Height
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case tea.KeyPressMsg:
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// The shell only sends these while this pane has focus, so there's
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// no focused check to make here.
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switch {
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case key.Matches(msg, m.keys.Up):
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m.cursor = max(m.cursor-1, 0)
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case key.Matches(msg, m.keys.Down):
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m.cursor = min(m.cursor+1, len(m.toggles)-1)
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case key.Matches(msg, m.keys.Toggle):
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m.toggles[m.cursor].on = !m.toggles[m.cursor].on
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}
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}
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return m, nil
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}
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func (m Model) View() tea.View {
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rows := make([]string, len(m.toggles))
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for i, t := range m.toggles {
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cursor, box := " ", "[ ]"
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if i == m.cursor {
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cursor = "> "
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}
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if t.on {
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box = "[x]"
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}
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line := cursor + box + " " + t.name
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if i == m.cursor {
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line = lipgloss.NewStyle().Foreground(style.S.Primary).Render(line)
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}
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rows[i] = line
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}
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return tea.NewView(lipgloss.NewStyle().
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Width(m.width).Height(m.height).
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AlignHorizontal(lipgloss.Center).
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AlignVertical(lipgloss.Center).
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Render(lipgloss.JoinVertical(lipgloss.Left, rows...)))
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}
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// HelpBindings makes the page's keys show up in the shell's help bar while
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// it has focus. It's the optional half of the contract: overview and metrics
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// have no keys and don't implement it.
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func (m Model) HelpBindings() []key.Binding {
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return []key.Binding{m.keys.Up, m.keys.Down, m.keys.Toggle}
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}
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