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path: root/home/config/i3/bar/i3status.go
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Diffstat (limited to 'home/config/i3/bar/i3status.go')
-rw-r--r--home/config/i3/bar/i3status.go237
1 files changed, 237 insertions, 0 deletions
diff --git a/home/config/i3/bar/i3status.go b/home/config/i3/bar/i3status.go
new file mode 100644
index 0000000..4627734
--- /dev/null
+++ b/home/config/i3/bar/i3status.go
@@ -0,0 +1,237 @@
+package main
+
+import (
+ "io"
+ "net/http"
+ "os"
+ "regexp"
+ "strconv"
+ "time"
+
+ "barista.run"
+ "barista.run/bar"
+ "barista.run/colors"
+ "barista.run/modules/battery"
+ "barista.run/modules/clock"
+ "barista.run/modules/diskspace"
+ "barista.run/modules/funcs"
+ "barista.run/modules/netinfo"
+ "barista.run/modules/volume"
+ "barista.run/modules/volume/pulseaudio"
+ "barista.run/modules/wlan"
+ "barista.run/outputs"
+ "barista.run/pango"
+ "barista.run/pango/icons/mdi"
+)
+
+func main() {
+ // Constants
+ colors.LoadFromMap(map[string]string{
+ // Color palette of Cezanne's Vue de la Baie de Marseille
+ "good": "#C5D294",
+ "degraded": "#E9CC67",
+ "bad": "#FFBC88",
+ })
+ mdi.Load() // repo path will be inserted at build time
+
+ // Display space left on /
+ storageIcon := pango.Icon("mdi-database")
+ barista.Add(diskspace.New("/").Output(func(i diskspace.Info) bar.Output {
+ used := i.UsedPct()
+ var colorScheme string
+ if used >= 90 {
+ colorScheme = "bad"
+ } else if used >= 50 {
+ colorScheme = "degraded"
+ } else {
+ colorScheme = "good"
+ }
+ return outputs.Pango(storageIcon, pango.Textf(" %d%%", used)).Color(colors.Scheme(colorScheme))
+ }))
+
+ // Check connection to the Mullvad VPN
+ mullvadIsUpRe := regexp.MustCompile(`^You are connected to Mullvad`)
+ mullvadServerRe := regexp.MustCompile(`\(server (.*)\)`)
+ mullvadIpRe := regexp.MustCompile(`Your IP address is (.*)`)
+ client := &http.Client{Timeout: 3 * time.Second}
+ incognitoIcon := pango.Icon("mdi-incognito")
+ incognitoOffIcon := pango.Icon("mdi-incognito-off")
+ barista.Add(funcs.Every(5*time.Second, func(s bar.Sink) {
+ icon := incognitoOffIcon
+ message := pango.Text("")
+ colorScheme := "bad"
+ res, err := client.Get("https://am.i.mullvad.net/connected")
+ if !s.Error(err) {
+ status, err := io.ReadAll(res.Body)
+ res.Body.Close()
+ if !s.Error(err) {
+ var re *regexp.Regexp
+ if mullvadIsUpRe.Match(status) {
+ re = mullvadServerRe
+ colorScheme = "good"
+ icon = incognitoIcon
+ } else {
+ re = mullvadIpRe
+ colorScheme = "degraded"
+ }
+ result := re.FindSubmatch(status)
+ if len(result) >= 2 {
+ message = pango.Textf(" %s", result[1])
+ }
+ }
+ }
+ client.CloseIdleConnections()
+ s.Output(outputs.Pango(icon, message).Color(colors.Scheme(colorScheme)))
+ }))
+
+ // Display the wifi status
+ wifiOffIcon := pango.Icon("mdi-wifi-off")
+ wifiRefreshIcon := pango.Icon("mdi-wifi-refresh")
+ wifiOnIcon := pango.Icon("mdi-wifi")
+ barista.Add(wlan.Named("wlp2s0").Output(func(w wlan.Info) bar.Output {
+ switch {
+ case w.Connected():
+ return outputs.Pango(wifiOnIcon, pango.Textf(" %s", w.SSID)).Color(colors.Scheme("good"))
+ case w.Connecting():
+ return outputs.Pango(wifiRefreshIcon).Color(colors.Scheme("degraded"))
+ case w.Enabled():
+ return outputs.Pango(wifiOffIcon).Color(colors.Scheme("bad"))
+ default:
+ return nil
+ }
+ }))
+
+ // Display the ethernet status
+ ethernetCableOnIcon := pango.Icon("mdi-ethernet-cable")
+ ethernetCableOffIcon := pango.Icon("mdi-ethernet-cable-off")
+ barista.Add(netinfo.Prefix("e").Output(func(s netinfo.State) bar.Output {
+ switch {
+ case s.Connected():
+ ip := "<no ip>"
+ if len(s.IPs) > 0 {
+ ip = s.IPs[0].String()
+ }
+ return outputs.Pango(ethernetCableOnIcon, pango.Textf(" %s", ip)).Color(colors.Scheme("good"))
+ case s.Connecting():
+ return outputs.Pango(ethernetCableOnIcon).Color(colors.Scheme("degraded"))
+ case s.Enabled():
+ return outputs.Pango(ethernetCableOffIcon).Color(colors.Scheme("bad"))
+ default:
+ return nil
+ }
+ }))
+
+ // Display the battery status
+ batteryIcons := [11]*pango.Node{pango.Icon("mdi-battery-outline"),
+ pango.Icon("mdi-battery-10"),
+ pango.Icon("mdi-battery-20"),
+ pango.Icon("mdi-battery-30"),
+ pango.Icon("mdi-battery-40"),
+ pango.Icon("mdi-battery-50"),
+ pango.Icon("mdi-battery-60"),
+ pango.Icon("mdi-battery-70"),
+ pango.Icon("mdi-battery-80"),
+ pango.Icon("mdi-battery-90"),
+ pango.Icon("mdi-battery")}
+ batteryChargingIcons := [11]*pango.Node{pango.Icon("mdi-battery-charging-outline"),
+ pango.Icon("mdi-battery-charging-10"),
+ pango.Icon("mdi-battery-charging-20"),
+ pango.Icon("mdi-battery-charging-30"),
+ pango.Icon("mdi-battery-charging-40"),
+ pango.Icon("mdi-battery-charging-50"),
+ pango.Icon("mdi-battery-charging-60"),
+ pango.Icon("mdi-battery-charging-70"),
+ pango.Icon("mdi-battery-charging-80"),
+ pango.Icon("mdi-battery-charging-90"),
+ pango.Icon("mdi-battery-charging-100")}
+ barista.Add(battery.All().Output(func(b battery.Info) bar.Output {
+ switch b.Status {
+ case battery.Disconnected, battery.Unknown:
+ return nil
+ default:
+ var icons [11]*pango.Node
+ var colorScheme string
+ if b.Status == battery.Charging {
+ icons = batteryChargingIcons
+ colorScheme = "good"
+ } else {
+ icons = batteryIcons
+ if b.RemainingPct() <= 10 {
+ colorScheme = "bad"
+ } else if b.RemainingPct() <= 20 {
+ colorScheme = "degraded"
+ } else {
+ colorScheme = "good"
+ }
+ }
+ icon := icons[b.RemainingPct()/10]
+ return outputs.Pango(icon, pango.Textf(" %d%%", b.RemainingPct())).Color(colors.Scheme(colorScheme))
+ }
+ }))
+
+ // Display brightness
+ brightnessHighIcon := pango.Icon("mdi-lightbulb-on")
+ brightnessMidIcon := pango.Icon("mdi-lightbulb-on-outline")
+ brightnessLowIcon := pango.Icon("mdi-lightbulb-outline")
+ ReadBrightness := func(name string) (int, error) {
+ valueStr, err := os.ReadFile("/sys/class/backlight/intel_backlight/" + name)
+ if err != nil {
+ return 0, err
+ }
+ return strconv.Atoi(string(valueStr[:len(valueStr)-1]))
+ }
+ brightnessMax, _ := ReadBrightness("max_brightness") // always non-zero, unless there's an error
+ barista.Add(funcs.Every(time.Second, func(s bar.Sink) {
+ brightness, err := ReadBrightness("brightness")
+ if !s.Error(err) {
+ value := (brightness * 100) / brightnessMax
+ var icon *pango.Node
+ if value <= 30 {
+ icon = brightnessLowIcon
+ } else if value < 70 {
+ icon = brightnessMidIcon
+ } else {
+ icon = brightnessHighIcon
+ }
+ s.Output(outputs.Pango(icon, pango.Textf(" %d%%", value)))
+ }
+ }))
+
+ // Display output volume
+ volumeOffIcon := pango.Icon("mdi-volume-variant-off")
+ volumeLowIcon := pango.Icon("mdi-volume-low")
+ volumeMidIcon := pango.Icon("mdi-volume-medium")
+ volumeHighIcon := pango.Icon("mdi-volume-high")
+ barista.Add(volume.New(pulseaudio.DefaultSink()).Output(func(v volume.Volume) bar.Output {
+ volume := v.Pct()
+ var icon *pango.Node
+ if volume == 0 || v.Mute {
+ icon = volumeOffIcon
+ } else if volume <= 30 {
+ icon = volumeLowIcon
+ } else if volume <= 70 {
+ icon = volumeMidIcon
+ } else {
+ icon = volumeHighIcon
+ }
+ return outputs.Pango(icon, pango.Textf(" %d%%", volume))
+ }))
+
+ // Display microphone volume
+ microphoneOffIcon := pango.Icon("mdi-microphone-off")
+ microphoneIcon := pango.Icon("mdi-microphone")
+ barista.Add(volume.New(pulseaudio.DefaultSource()).Output(func(v volume.Volume) bar.Output {
+ volume := v.Pct() / 10 // TODO: correct Pct implementation for sources
+ var icon *pango.Node
+ if volume == 0 || v.Mute {
+ icon = microphoneOffIcon
+ } else {
+ icon = microphoneIcon
+ }
+ return outputs.Pango(icon, pango.Textf(" %d%%", volume))
+ }))
+
+ barista.Add(clock.Local().OutputFormat("2006-01-02 15:04:05"))
+
+ panic(barista.Run())
+}
generated by cgit v1.2.3 (git 2.25.1) at 2026-03-19 05:24:47 +0000