# Compression
compress() { tar -czf "${1%/}.tar.gz" "${1%/}"; }
alias decompress="tar -xzf"

# Write iso file to sd card
iso2sd() {
  if [ $# -ne 2 ]; then
    echo "Usage: iso2sd <input_file> <output_device>"
    echo "Example: iso2sd ~/Downloads/ubuntu-25.04-desktop-amd64.iso /dev/sda"
    echo -e "\nAvailable SD cards:"
    lsblk -d -o NAME | grep -E '^sd[a-z]' | awk '{print "/dev/"$1}'
  else
    sudo dd bs=4M status=progress oflag=sync if="$1" of="$2"
    sudo eject $2
  fi
}

# Format an entire drive for a single partition using ext4
format-drive() {
  if [ $# -ne 2 ]; then
    echo "Usage: format-drive <device> <name>"
    echo "Example: format-drive /dev/sda 'My Stuff'"
    echo -e "\nAvailable drives:"
    lsblk -d -o NAME -n | awk '{print "/dev/"$1}'
  else
    echo "WARNING: This will completely erase all data on $1 and label it '$2'."
    read -rp "Are you sure you want to continue? (y/N): " confirm
    if [[ "$confirm" =~ ^[Yy]$ ]]; then
      sudo wipefs -a "$1"
      sudo dd if=/dev/zero of="$1" bs=1M count=100 status=progress
      sudo parted -s "$1" mklabel gpt
      sudo parted -s "$1" mkpart primary ext4 1MiB 100%
      sudo mkfs.ext4 -L "$2" "$([[ $1 == *"nvme"* ]] && echo "${1}p1" || echo "${1}1")"
      sudo chmod -R 777 "/run/media/$USER/$2"
      echo "Drive $1 formatted and labeled '$2'."
    fi
  fi
}

# Transcode a video to a good-balance 1080p that's great for sharing online
transcode-video-1080p() {
  ffmpeg -i $1 -vf scale=1920:1080 -c:v libx264 -preset fast -crf 23 -c:a copy ${1%.*}-1080p.mp4
}

# Transcode a video to a good-balance 4K that's great for sharing online
transcode-video-4K() {
  ffmpeg -i $1 -c:v libx265 -preset slow -crf 24 -c:a aac -b:a 192k ${1%.*}-optimized.mp4
}

# Transcode any image to JPG image that's great for shrinking wallpapers
img2jpg() {
  magick $1 -quality 95 -strip ${1%.*}.jpg
}

# Transcode any image to JPG image that's great for sharing online without being too big
img2jpg-small() {
  magick $1 -resize 1080x\> -quality 95 -strip ${1%.*}.jpg
}

# Transcode any image to compressed-but-lossless PNG
img2png() {
  magick "$1" -strip -define png:compression-filter=5 \
    -define png:compression-level=9 \
    -define png:compression-strategy=1 \
    -define png:exclude-chunk=all \
    "${1%.*}.png"
}