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Hadi
82 lines
2.1 KiB
Go
82 lines
2.1 KiB
Go
// Package metrics is the fullapp example's second page: a spinner and a few
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// gauges. It has no keys either, but unlike overview it runs a command, so
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// it's what proves the shell keeps feeding ticks to a pane that doesn't have
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// focus.
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package metrics
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import (
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"fmt"
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"charm.land/bubbles/v2/progress"
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"charm.land/bubbles/v2/spinner"
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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/bubbles"
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"github.com/anotherhadi/ilovetui/style"
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)
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// gaugeWidth is how wide a bar renders, before the label in front of it.
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const gaugeWidth = 30
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type gauge struct {
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name string
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percent float64
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}
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// Model is the page. Values are hardcoded - this is a layout test, not a
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// monitoring tool.
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type Model struct {
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spinner spinner.Model
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bar progress.Model
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gauges []gauge
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width, height int
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}
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func New() Model {
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bar := bubbles.NewProgress()
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bar.SetWidth(gaugeWidth)
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return Model{
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spinner: bubbles.NewSpinner(spinner.WithSpinner(spinner.MiniDot)),
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bar: bar,
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gauges: []gauge{
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{"cpu", 0.42},
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{"memory", 0.71},
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{"disk", 0.13},
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},
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}
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}
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// Init starts the spinner ticking. The shell returns it from its own Init,
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// or the spinner never starts.
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func (m Model) Init() tea.Cmd { return m.spinner.Tick }
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func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
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if size, ok := msg.(tea.WindowSizeMsg); ok {
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m.width, m.height = size.Width, size.Height
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return m, nil
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}
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// Every other message goes to the spinner, whose own tick keeps it
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// turning - including while another pane has focus.
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var cmd tea.Cmd
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m.spinner, cmd = m.spinner.Update(msg)
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return m, cmd
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}
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func (m Model) View() tea.View {
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rows := []string{style.S.Bold.Render(m.spinner.View() + " collecting")}
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for _, g := range m.gauges {
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// ViewAs renders a given percentage without animating toward it,
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// which is all a fixed value needs.
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rows = append(rows, fmt.Sprintf("%-8s %s", g.name, m.bar.ViewAs(g.percent)))
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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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