hotspot.sh

#!/bin/bash
# Defaults
DEFAULT_SSID="Mustang's ap"
DEFAULT_PASS="mustangpassword"

# Detect Wi-Fi interface (ignore p2p devices)
IFACE=$(nmcli -t -f DEVICE,TYPE device | grep ":wifi" | cut -d: -f1 | grep -v "p2p")
if [ -z "$IFACE" ]; then
    notify-send "Hotspot Error" "No Wi-Fi device found!"
    exit 1
fi

# Check if hotspot is already active
if nmcli -t -f NAME,TYPE,DEVICE connection show --active | grep -q "Hotspot:"; then
    nmcli connection down Hotspot
    notify-send "Hotspot" "Turned OFF"
    exit 0
fi

# Ask SSID
SSID=$(echo "" | dmenu -p "Enter SSID (default: $DEFAULT_SSID):")
if [ -z "$SSID" ]; then
    SSID="$DEFAULT_SSID"
fi

# Ask Password
PASS=$(echo "" | dmenu -p "Enter password (default: $DEFAULT_PASS):")
if [ -z "$PASS" ]; then
    PASS="$DEFAULT_PASS"
fi

# Ensure Wi-Fi is on
nmcli radio wifi on

# Delete old Hotspot connection if exists
nmcli connection delete Hotspot 2>/dev/null

# Create hotspot with better compatibility
nmcli device wifi hotspot ifname "$IFACE" con-name Hotspot ssid "$SSID" password "$PASS"

# Modify to ensure internet sharing
nmcli connection modify Hotspot ipv4.method shared
nmcli connection modify Hotspot 802-11-wireless.band bg
nmcli connection modify Hotspot 802-11-wireless.channel 6

# Restart the connection
nmcli connection down Hotspot 2>/dev/null
nmcli connection up Hotspot

notify-send "Hotspot" "Started SSID: $SSID with internet sharing"