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2dd0964c5f
Instead of doing excessive get/list requests, do a watch per node in an infinite retry. Additionally, refactor the dashboard code to make the various data listener namings more consistent and reorganize the packages. Closes siderolabs/talos#6960. Signed-off-by: Utku Ozdemir <utku.ozdemir@siderolabs.com>
134 lines
2.8 KiB
Go
134 lines
2.8 KiB
Go
// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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package components
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import (
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"fmt"
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"sort"
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"strings"
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"github.com/gdamore/tcell/v2"
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"github.com/rivo/tview"
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"github.com/siderolabs/gen/maps"
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)
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// Footer represents the top bar with host info.
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type Footer struct {
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tview.TextView
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selectedNode string
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nodes []string
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screenKeyToName map[string]string
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selectedScreen string
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}
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// NewFooter initializes Footer.
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func NewFooter(screenKeyToName map[string]string) *Footer {
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var initialScreen string
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for _, name := range screenKeyToName {
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initialScreen = name
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break
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}
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widget := &Footer{
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TextView: *tview.NewTextView(),
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screenKeyToName: screenKeyToName,
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selectedScreen: initialScreen,
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}
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widget.SetDynamicColors(true)
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// set the background to be a horizontal line
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widget.SetDrawFunc(func(screen tcell.Screen, x, y, width, height int) (int, int, int, int) {
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for i := x; i < x+width; i++ {
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for j := y; j < y+height; j++ {
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screen.SetContent(
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i,
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j,
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tview.BoxDrawingsLightHorizontal,
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nil,
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tcell.StyleDefault.Foreground(tcell.ColorWhite),
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)
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}
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}
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return x, y, width, height
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})
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widget.refresh()
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return widget
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}
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// OnNodeSetChange implements the NodeSetListener interface.
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func (widget *Footer) OnNodeSetChange(nodes []string) {
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widget.nodes = nodes
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widget.refresh()
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}
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// OnNodeSelect implements the NodeSelectListener interface.
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func (widget *Footer) OnNodeSelect(node string) {
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widget.selectedNode = node
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widget.refresh()
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}
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// SelectScreen refreshes the footer with the tabs and screens data.
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func (widget *Footer) SelectScreen(screen string) {
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widget.selectedScreen = screen
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widget.refresh()
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}
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func (widget *Footer) refresh() {
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widget.SetText(fmt.Sprintf(
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"[%s] --- %s",
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widget.nodesText(),
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widget.screensText(),
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))
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}
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func (widget *Footer) nodesText() string {
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nodesCopy := make([]string, 0, len(widget.nodes))
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for _, node := range widget.nodes {
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if node == widget.selectedNode {
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name := node
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if name == "" {
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name = "(local)"
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}
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nodesCopy = append(nodesCopy, fmt.Sprintf("[red]%s[-]", name))
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} else {
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nodesCopy = append(nodesCopy, node)
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}
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}
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return strings.Join(nodesCopy, " | ")
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}
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func (widget *Footer) screensText() string {
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screenKeys := maps.Keys(widget.screenKeyToName)
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sort.Strings(screenKeys)
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screenTexts := make([]string, 0, len(widget.screenKeyToName))
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for _, screenKey := range screenKeys {
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screen := widget.screenKeyToName[screenKey]
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if screen == widget.selectedScreen {
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screenTexts = append(screenTexts, fmt.Sprintf("[[red]%s[-]]", screen))
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} else {
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screenTexts = append(screenTexts, fmt.Sprintf("[%s: %s]", screenKey, screen))
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}
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}
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return strings.Join(screenTexts, " --- ")
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}
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