scripts/i3blocks/wifi_monitor.sh

#!/bin/bash

# Detect the active WiFi interface
wifi_interface=$(iw dev | awk '$1=="Interface"{print $2}')

# If no WiFi interface is found, exit
if [ -z "$wifi_interface" ]; then
    echo "  down"
    exit 1
fi

# Get the WiFi details
wifi_info=$(iwconfig $wifi_interface 2>/dev/null)

# Extract the SSID and signal strength
ssid=$(echo "$wifi_info" | awk -F '"' '/ESSID/ {print $2}')
signal=$(echo "$wifi_info" | awk '/Signal level/ {print $4}' | tr -d 'level=')

# Output the result
if [ -z "$ssid" ]; then
    echo "  down"
else
    echo " $ssid ($signal dBm)"
fi