add wifi prompt segment

config/p10k-classic.zsh

@@ -93,6 +93,7 @@
     # public_ip             # public IP address
     # proxy                 # system-wide http/https/ftp proxy
     # battery               # internal battery
+    # wifi                  # wifi speed
     # example               # example user-defined segment (see prompt_example function below)
   )
 
@@ -1109,6 +1110,36 @@
   # Don't show the remaining time to charge/discharge.
   typeset -g POWERLEVEL9K_BATTERY_VERBOSE=false
 
+  #####################################[ wifi: wifi speed ]#####################################
+  # WiFi color.
+  typeset -g POWERLEVEL9K_WIFI_FOREGROUND=68
+  # Custom icon.
+  # typeset -g POWERLEVEL9K_WIFI_VISUAL_IDENTIFIER_EXPANSION='⭐'
+
+  # Use different colors and icons depending on signal strength ($P9K_WIFI_BARS).
+  #
+  #   # Wifi colors and icons for different signal strength levels (low to high).
+  #   typeset -g my_wifi_fg=(68 68 68 68 68)                           # <-- change these values
+  #   typeset -g my_wifi_icon=('WiFi' 'WiFi' 'WiFi' 'WiFi' 'WiFi')     # <-- change these values
+  #
+  #   typeset -g POWERLEVEL9K_WIFI_CONTENT_EXPANSION='%F{${my_wifi_fg[P9K_WIFI_BARS+1]}}$P9K_WIFI_LAST_TX_RATE Mbps'
+  #   typeset -g POWERLEVEL9K_WIFI_VISUAL_IDENTIFIER_EXPANSION='%F{${my_wifi_fg[P9K_WIFI_BARS+1]}}${my_wifi_icon[P9K_WIFI_BARS+1]}'
+  #
+  # The following parameters are accessible within the expansions:
+  #
+  #   Parameter             | Meaning
+  #   ----------------------+---------------
+  #   P9K_WIFI_SSID         | service set identifier, a.k.a. network name
+  #   P9K_WIFI_LINK_AUTH    | authentication protocol
+  #   P9K_WIFI_LAST_TX_RATE | wireless transmit rate in megabits per second
+  #   P9K_WIFI_RSSI         | signal strength in dBm, from -120 to 0
+  #   P9K_WIFI_NOISE        | noise in dBm, from -120 to 0
+  #   P9K_WIFI_BARS         | signal strength in bars, from 0 to 4 (derived from P9K_WIFI_RSSI and P9K_WIFI_NOISE)
+  #
+  # All parameters except P9K_WIFI_BARS are extracted from the output of the following command:
+  #
+  #   /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport -I
+
   ####################################[ time: current time ]####################################
   # Current time color.
   typeset -g POWERLEVEL9K_TIME_FOREGROUND=66

config/p10k-lean-8colors.zsh

@@ -92,6 +92,7 @@
     # public_ip             # public IP address
     # proxy                 # system-wide http/https/ftp proxy
     # battery               # internal battery
+    # wifi                  # wifi speed
     # example               # example user-defined segment (see prompt_example function below)
   )
 
@@ -1088,6 +1089,36 @@
   # Don't show the remaining time to charge/discharge.
   typeset -g POWERLEVEL9K_BATTERY_VERBOSE=false
 
+  #####################################[ wifi: wifi speed ]#####################################
+  # WiFi color.
+  typeset -g POWERLEVEL9K_WIFI_FOREGROUND=4
+  # Custom icon.
+  # typeset -g POWERLEVEL9K_WIFI_VISUAL_IDENTIFIER_EXPANSION='⭐'
+
+  # Use different colors and icons depending on signal strength ($P9K_WIFI_BARS).
+  #
+  #   # Wifi colors and icons for different signal strength levels (low to high).
+  #   typeset -g my_wifi_fg=(4 4 4 4 4)                                # <-- change these values
+  #   typeset -g my_wifi_icon=('WiFi' 'WiFi' 'WiFi' 'WiFi' 'WiFi')     # <-- change these values
+  #
+  #   typeset -g POWERLEVEL9K_WIFI_CONTENT_EXPANSION='%F{${my_wifi_fg[P9K_WIFI_BARS+1]}}$P9K_WIFI_LAST_TX_RATE Mbps'
+  #   typeset -g POWERLEVEL9K_WIFI_VISUAL_IDENTIFIER_EXPANSION='%F{${my_wifi_fg[P9K_WIFI_BARS+1]}}${my_wifi_icon[P9K_WIFI_BARS+1]}'
+  #
+  # The following parameters are accessible within the expansions:
+  #
+  #   Parameter             | Meaning
+  #   ----------------------+---------------
+  #   P9K_WIFI_SSID         | service set identifier, a.k.a. network name
+  #   P9K_WIFI_LINK_AUTH    | authentication protocol
+  #   P9K_WIFI_LAST_TX_RATE | wireless transmit rate in megabits per second
+  #   P9K_WIFI_RSSI         | signal strength in dBm, from -120 to 0
+  #   P9K_WIFI_NOISE        | noise in dBm, from -120 to 0
+  #   P9K_WIFI_BARS         | signal strength in bars, from 0 to 4 (derived from P9K_WIFI_RSSI and P9K_WIFI_NOISE)
+  #
+  # All parameters except P9K_WIFI_BARS are extracted from the output of the following command:
+  #
+  #   /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport -I
+
   ####################################[ time: current time ]####################################
   # Current time color.
   typeset -g POWERLEVEL9K_TIME_FOREGROUND=6

config/p10k-lean.zsh

@@ -92,6 +92,7 @@
     # public_ip             # public IP address
     # proxy                 # system-wide http/https/ftp proxy
     # battery               # internal battery
+    # wifi                  # wifi speed
     # example               # example user-defined segment (see prompt_example function below)
   )
 
@@ -1088,6 +1089,36 @@
   # Don't show the remaining time to charge/discharge.
   typeset -g POWERLEVEL9K_BATTERY_VERBOSE=false
 
+  #####################################[ wifi: wifi speed ]#####################################
+  # WiFi color.
+  typeset -g POWERLEVEL9K_WIFI_FOREGROUND=68
+  # Custom icon.
+  # typeset -g POWERLEVEL9K_WIFI_VISUAL_IDENTIFIER_EXPANSION='⭐'
+
+  # Use different colors and icons depending on signal strength ($P9K_WIFI_BARS).
+  #
+  #   # Wifi colors and icons for different signal strength levels (low to high).
+  #   typeset -g my_wifi_fg=(68 68 68 68 68)                           # <-- change these values
+  #   typeset -g my_wifi_icon=('WiFi' 'WiFi' 'WiFi' 'WiFi' 'WiFi')     # <-- change these values
+  #
+  #   typeset -g POWERLEVEL9K_WIFI_CONTENT_EXPANSION='%F{${my_wifi_fg[P9K_WIFI_BARS+1]}}$P9K_WIFI_LAST_TX_RATE Mbps'
+  #   typeset -g POWERLEVEL9K_WIFI_VISUAL_IDENTIFIER_EXPANSION='%F{${my_wifi_fg[P9K_WIFI_BARS+1]}}${my_wifi_icon[P9K_WIFI_BARS+1]}'
+  #
+  # The following parameters are accessible within the expansions:
+  #
+  #   Parameter             | Meaning
+  #   ----------------------+---------------
+  #   P9K_WIFI_SSID         | service set identifier, a.k.a. network name
+  #   P9K_WIFI_LINK_AUTH    | authentication protocol
+  #   P9K_WIFI_LAST_TX_RATE | wireless transmit rate in megabits per second
+  #   P9K_WIFI_RSSI         | signal strength in dBm, from -120 to 0
+  #   P9K_WIFI_NOISE        | noise in dBm, from -120 to 0
+  #   P9K_WIFI_BARS         | signal strength in bars, from 0 to 4 (derived from P9K_WIFI_RSSI and P9K_WIFI_NOISE)
+  #
+  # All parameters except P9K_WIFI_BARS are extracted from the output of the following command:
+  #
+  #   /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport -I
+
   ####################################[ time: current time ]####################################
   # Current time color.
   typeset -g POWERLEVEL9K_TIME_FOREGROUND=66

config/p10k-rainbow.zsh

@@ -93,6 +93,7 @@
     # public_ip             # public IP address
     # proxy                 # system-wide http/https/ftp proxy
     # battery               # internal battery
+    # wifi                  # wifi speed
     # example               # example user-defined segment (see prompt_example function below)
   )
 
@@ -1153,6 +1154,37 @@
   typeset -g POWERLEVEL9K_BATTERY_VERBOSE=false
   # typeset -g POWERLEVEL9K_BATTERY_BACKGROUND=0
 
+  #####################################[ wifi: wifi speed ]#####################################
+  # WiFi color.
+  # typeset -g POWERLEVEL9K_WIFI_FOREGROUND=0
+  # typeset -g POWERLEVEL9K_WIFI_BACKGROUND=4
+  # Custom icon.
+  # typeset -g POWERLEVEL9K_WIFI_VISUAL_IDENTIFIER_EXPANSION='⭐'
+
+  # Use different colors and icons depending on signal strength ($P9K_WIFI_BARS).
+  #
+  #   # Wifi colors and icons for different signal strength levels (low to high).
+  #   typeset -g my_wifi_fg=(0 0 0 0 0)                                # <-- change these values
+  #   typeset -g my_wifi_icon=('WiFi' 'WiFi' 'WiFi' 'WiFi' 'WiFi')     # <-- change these values
+  #
+  #   typeset -g POWERLEVEL9K_WIFI_CONTENT_EXPANSION='%F{${my_wifi_fg[P9K_WIFI_BARS+1]}}$P9K_WIFI_LAST_TX_RATE Mbps'
+  #   typeset -g POWERLEVEL9K_WIFI_VISUAL_IDENTIFIER_EXPANSION='%F{${my_wifi_fg[P9K_WIFI_BARS+1]}}${my_wifi_icon[P9K_WIFI_BARS+1]}'
+  #
+  # The following parameters are accessible within the expansions:
+  #
+  #   Parameter             | Meaning
+  #   ----------------------+---------------
+  #   P9K_WIFI_SSID         | service set identifier, a.k.a. network name
+  #   P9K_WIFI_LINK_AUTH    | authentication protocol
+  #   P9K_WIFI_LAST_TX_RATE | wireless transmit rate in megabits per second
+  #   P9K_WIFI_RSSI         | signal strength in dBm, from -120 to 0
+  #   P9K_WIFI_NOISE        | noise in dBm, from -120 to 0
+  #   P9K_WIFI_BARS         | signal strength in bars, from 0 to 4 (derived from P9K_WIFI_RSSI and P9K_WIFI_NOISE)
+  #
+  # All parameters except P9K_WIFI_BARS are extracted from the output of the following command:
+  #
+  #   /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport -I
+
   ####################################[ time: current time ]####################################
   # Current time color.
   # typeset -g POWERLEVEL9K_TIME_FOREGROUND=0

internal/icons.zsh

@@ -133,6 +133,7 @@ function _p9k_init_icons() {
         NNN_ICON                       'nnn'
         TIMEWARRIOR_ICON               'tw'
         NIX_SHELL_ICON                 'nix'
+        WIFI_ICON                      'WiFi'
       )
     ;;
     'awesome-fontconfig')
@@ -245,6 +246,7 @@ function _p9k_init_icons() {
         NNN_ICON                       'nnn'
         TIMEWARRIOR_ICON               'tw'
         NIX_SHELL_ICON                 'nix'
+        WIFI_ICON                      'WiFi'
       )
     ;;
     'awesome-mapped-fontconfig')
@@ -361,6 +363,7 @@ function _p9k_init_icons() {
         NNN_ICON                       'nnn'
         TIMEWARRIOR_ICON               'tw'
         NIX_SHELL_ICON                 'nix'
+        WIFI_ICON                      'WiFi'
       )
     ;;
     'nerdfont-complete'|'nerdfont-fontconfig')
@@ -474,6 +477,7 @@ function _p9k_init_icons() {
         NNN_ICON                       'nnn'
         TIMEWARRIOR_ICON               '\uF49B'               # 
         NIX_SHELL_ICON                 '\uF313'               # 
+        WIFI_ICON                      '\uF1EB'               # 
       )
     ;;
     *)
@@ -586,6 +590,7 @@ function _p9k_init_icons() {
         NNN_ICON                       'nnn'
         TIMEWARRIOR_ICON               'tw'
         NIX_SHELL_ICON                 'nix'
+        WIFI_ICON                      'WiFi'
       )
     ;;
   esac

internal/p10k.zsh

@@ -4409,6 +4409,107 @@ function _p9k_prompt_timewarrior_init() {
   typeset -g "_p9k__segment_cond_${_p9k_prompt_side}[_p9k_segment_index]"='$commands[timew]'
 }
 
+prompt_wifi() {
+  local -i len=$#_p9k__prompt
+  _p9k_prompt_segment $0 green $_p9k_color1 WIFI_ICON 1 '$_p9k__wifi_on' '$P9K_WIFI_LAST_TX_RATE Mbps'
+  typeset -g "_p9k__segment_val_${_p9k_prompt_side}[_p9k_segment_index]"=$_p9k__prompt[len+1,-1]
+}
+
+_p9k_prompt_wifi_init() {
+  if [[ -x /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport ]]; then
+    typeset -g _p9k__wifi_on=
+    typeset -g P9K_WIFI_LAST_TX_RATE=
+    typeset -g P9K_WIFI_SSID=
+    typeset -g P9K_WIFI_LINK_AUTH=
+    typeset -g P9K_WIFI_RSSI=
+    typeset -g P9K_WIFI_NOISE=
+    typeset -g P9K_WIFI_BARS=
+    _p9k__async_segments_compute+=_p9k_prompt_wifi_compute
+  else
+    typeset -g "_p9k__segment_cond_${_p9k_prompt_side}[_p9k_segment_index]"='${:-}'
+  fi
+}
+
+_p9k_prompt_wifi_compute() {
+  _p9k_worker_async _p9k_prompt_wifi_async _p9k_prompt_wifi_sync
+}
+
+_p9k_prompt_wifi_async() {
+  local airport=/System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport
+  local last_tx_rate ssid link_auth rssi noise bars on out line v state
+  {
+    [[ -x $airport ]] || return 0
+    out="$($airport -I)" || return 0
+    for line in ${${${(f)out}##[[:space:]]#}%%[[:space:]]#}; do
+      v=${line#*: }
+      case $line[1,-$#v-3] in
+        agrCtlRSSI)  rssi=$v;;
+        agrCtlNoise) noise=$v;;
+        state)       state=$v;;
+        lastTxRate)  last_tx_rate=$v;;
+        link\ auth)  link_auth=$v;;
+        SSID)        ssid=$v;;
+      esac
+    done
+    if [[ $state != running || $rssi != (0|-<->) || $noise != (0|-<->) ]]; then
+      rssi=
+      noise=
+      last_tx_rate=
+      link_auth=
+      ssid=
+      bars=
+      return 0
+    fi
+    # https://www.speedguide.net/faq/how-to-read-rssisignal-and-snrnoise-ratings-440
+    # http://www.wireless-nets.com/resources/tutorials/define_SNR_values.html
+    local -i snr_margin='rssi - noise'
+    if (( snr_margin >= 40 )); then
+      bars=4
+    elif (( snr_margin >= 25 )); then
+      bars=3
+    elif (( snr_margin >= 15 )); then
+      bars=2
+    elif (( snr_margin >= 10 )); then
+      bars=1
+    else
+      bars=0
+    fi
+    on=1
+  } always {
+    if [[ $_p9k__wifi_on         != $on           ||
+          $P9K_WIFI_LAST_TX_RATE != $last_tx_rate ||
+          $P9K_WIFI_SSID         != $ssid         ||
+          $P9K_WIFI_LINK_AUTH    != $link_auth    ||
+          $P9K_WIFI_RSSI         != $rssi         ||
+          $P9K_WIFI_NOISE        != $noise        ||
+          $P9K_WIFI_BARS         != $bars         ]]; then
+      _p9k__wifi_on=$on
+      P9K_WIFI_LAST_TX_RATE=$last_tx_rate
+      P9K_WIFI_SSID=$ssid
+      P9K_WIFI_LINK_AUTH=$link_auth
+      P9K_WIFI_RSSI=$rssi
+      P9K_WIFI_NOISE=$noise
+      P9K_WIFI_BARS=$bars
+      _p9k_print_params       \
+        _p9k__wifi_on         \
+        P9K_WIFI_LAST_TX_RATE \
+        P9K_WIFI_SSID         \
+        P9K_WIFI_LINK_AUTH    \
+        P9K_WIFI_RSSI         \
+        P9K_WIFI_NOISE        \
+        P9K_WIFI_BARS
+      echo -E - 'reset=1'
+    fi
+  }
+}
+
+_p9k_prompt_wifi_sync() {
+  if [[ -n $REPLY ]]; then
+    eval $REPLY
+    _p9k_worker_reply $REPLY
+  fi
+}
+
 # Use two preexec hooks to survive https://github.com/MichaelAquilina/zsh-you-should-use with
 # YSU_HARDCORE=1. See https://github.com/romkatv/powerlevel10k/issues/427.
 _p9k_preexec1() {
@@ -5609,7 +5710,7 @@ _p9k_init_vars() {
   typeset -g  _p9k__last_prompt_pwd
   typeset -gA _p9k_display_k
   typeset -ga _p9k__display_v
-  typeset -ga _p9k__async_segments_compute
+  typeset -gaU _p9k__async_segments_compute
 
   typeset -gA _p9k__dotnet_stat_cache
   typeset -gA _p9k__dir_stat_cache
@@ -6474,7 +6575,7 @@ _p9k_must_init() {
     [[ $sig == $_p9k__param_sig ]] && return 1
     _p9k_deinit
   fi
-  _p9k__param_pat=$'v35\1'${ZSH_VERSION}$'\1'${ZSH_PATCHLEVEL}$'\1'
+  _p9k__param_pat=$'v36\1'${ZSH_VERSION}$'\1'${ZSH_PATCHLEVEL}$'\1'
   _p9k__param_pat+=$'${#parameters[(I)POWERLEVEL9K_*]}\1${(%):-%n%#}\1$GITSTATUS_LOG_LEVEL\1'
   _p9k__param_pat+=$'$GITSTATUS_ENABLE_LOGGING\1$GITSTATUS_DAEMON\1$GITSTATUS_NUM_THREADS\1'
   _p9k__param_pat+=$'$DEFAULT_USER\1${ZLE_RPROMPT_INDENT:-1}\1$P9K_SSH\1$__p9k_ksh_arrays'