Get rid of snap in Ubuntu

nosnap.sh

#!/bin/bash
# Remove all snap packages and snapd from Ubuntu
# Add your user to sudoers list first

set -e

echo "Removing all snap packages..."

# Get non-base snaps first
non_base_snaps=$(sudo snap list --all | tail -n +2 | grep -v "base" | grep -v "snapd" | awk '{print $1 " " $3;}')

# Remove non-base snaps
while IFS= read -r line; do
    [ -z "$line" ] && continue
    name=$(echo "$line" | awk '{print $1;}')
    rev=$(echo "$line" | awk '{print $2;}')

    echo "Removing $name (rev $rev)..."
    sudo snap remove "$name" --revision="$rev" --purge
done <<< "$non_base_snaps"

# Now remove base snaps
base_snaps=$(sudo snap list --all | tail -n +2 | grep "base" | awk '{print $1 " " $3}')

while IFS= read -r line; do
    [ -z "$line" ] && continue
    name=$(echo "$line" | awk '{print $1;}')
    rev=$(echo "$line" | awk '{print $2;}')

    echo "Removing $name (rev $rev)..."
    sudo snap remove "$name" --revision="$rev" --purge
done <<< "$base_snaps"

# Remove snapd snap last
echo "Removing snapd snap..."
sudo snap remove snapd --purge

echo "Removing snapd package..."
sudo apt purge -y snapd

echo "Removing snap directories..."
sudo rm -rf /snap /var/snap /var/lib/snapd /var/cache/snapd /usr/lib/snapd ~/snap

echo "Preventing snapd reinstallation..."
sudo tee /etc/apt/preferences.d/nosnap.pref > /dev/null <<EOF
Package: snapd
Pin: release a=*
Pin-Priority: -1
EOF

echo "Updating package lists..."
sudo apt update

echo "Snap removal complete."