Redesign Eww bars

modules/home/wayland/apps/eww/bar/scripts/net/net

@@ -0,0 +1,72 @@
+#!/usr/bin/env bash
+
+function get_time_ms {
+  date -u +%s%3N
+}
+
+icons=("󰤯" "󰤟" "󰤢" "󰤥" "󰤨")
+
+function toggle() {
+  status=$(rfkill | grep wlan | awk '{print $4}')
+
+  if [ "$status" = "unblocked" ]; then
+    rfkill block wlan
+  else
+    rfkill unblock wlan
+  fi
+}
+
+function gen_wifi() {
+  signal=$(cat /proc/net/wireless | head -n3 | tail -n1 | awk '{print $3}')
+  level=$(awk -v n="$signal" 'BEGIN{print int((n-1)/20)}')
+  if [ "$level" -gt 4 ]; then
+    level=4
+  fi
+
+  icon=${icons[$level]}
+  ip="-"
+  class="net-connected"
+  name=$(wpa_cli status | grep \^ssid= | sed 's/ssid=//g')
+}
+
+function gen_ethernet() {
+  icon="󰈀"
+  class="net-connected"
+  ip=""
+  name=Wired
+}
+
+function make_content() {
+  local ethernet wifi
+  ethernet=$(ip link | rg "^[0-9]+: en[po]+" | head -n1 | sed 's/[a-zA-Z0-9_,><:\ -]*state //g' | sed 's/ mode [a-zA-Z0-9 ]*//g')
+  wifi=$(wpa_cli status | rg "^wpa_state=" | sed 's/wpa_state=//g')
+
+  # test ethernet first
+  if [[ $ethernet == "UP" ]]; then
+    gen_ethernet
+  elif [[ $wifi == "COMPLETED" ]]; then
+    gen_wifi
+  else
+    icon="󰤮"
+    ip="-"
+    class="net-disconnected"
+    name="Disconnected"
+  fi
+
+  echo '{"icon": "'$icon'", "name": "'$name'", "ip": "'$ip'", "class": "'$class'"}'
+}
+
+if [ "$1" = "toggle" ]; then
+  toggle
+else
+  last_time=$(get_time_ms)
+  make_content
+  ip monitor | while read -r _; do
+    current_time=$(get_time_ms)
+    delta=$((current_time - last_time))
+    if [[ $delta -gt 50 ]]; then
+      make_content
+      last_time=$(get_time_ms)
+    fi
+  done
+fi