CLI for bandcamp

bcamp

#!/bin/sh

# bcamp: a CLI for bandcamp
#
# Examples:
#
# bcamp album json https://pedalrecords.bandcamp.com/album/will-2024-remastered
# bcamp fan json drench

CACHEDIR=~/.cache/bc-info
test -d "$CACHEDIR" || mkdir -p "$CACHEDIR"

bc_html() {
  url=$1
  fn=$CACHEDIR/$(jq -rn --arg url "$url" '$url | @uri')

  if [ ! -r "$fn" ]; then
    curl "$url" > "$fn"
  fi

  cat "$fn"
}

bc_album_json() {
  pup 'script[type=application/ld+json] text{}' | jq .
}

bc_fan_json() {
  pup --plain '#pagedata attr{data-blob}' | jq .
}

case "$1" in
  album)
    case "$2" in
      date)
        bc_html "$3" | bc_album_json | jq -r '.datePublished | strptime("%d %b %Y %H:%M:%S %Z") | strftime("%Y-%m-%d")'
        ;;
      json)
        bc_html "$3" | bc_album_json
        ;;
      *)
        echo TK
        ;;
    esac
    ;;

  fan)
    case "$2" in
      json)
        bc_html "https://bandcamp.com/$3" | bc_fan_json
        ;;
      *)
        echo TK
        ;;
    esac
    ;;

  *)
    echo USAGE GOES HERE
    ;;
esac