asciinema-gh

#!/usr/bin/env bash
# Dependencies
#  * [gh](https://github.com/cli/cli)
#  * [jq](https://stedolan.github.io/jq)
#
# Example Usages:
#  * `asciinema-gh zechris/asciinema-rec_script`
#  * `asciinema-gh spectreconsole/spectre.console docs/input/assets/casts`
#  * `echo 26 | screencast_dir=docs/input/assets/casts asciinema-gh spectreconsole/spectre.console`

set -eou pipefail

ASCIINEMA_PLAY_OPTS=${ASCIINEMA_PLAY_OPTS:---idle-time=0.1}
SCREENCAST_EXT=${SCREENCAST_EXT:-.cast}

repo() {
  repo_name=${repo_name:-$(basename "$(pwd)")}
  org_name=${org_name:-$(basename "$(cd ..; pwd)")}
  echo "${org_name}/${repo_name}"
}

repo=${repo:-${1:-$(repo)}}
screencast_dir=${screencast_dir:-${2:-screencasts}}

PS3='Enter screencast number: '

>&2 echo "Searching for screencasts (*${SCREENCAST_EXT} files) in https://github.com/${repo}/tree/${REF:-master}/${screencast_dir} ..."
gh_cmd="gh api repos/${repo}/contents/${screencast_dir}"
[[ -n ${REF:-} ]] && gh_cmd="${gh_cmd}?ref=${REF}"

json=$(
  >&2 echo "${gh_cmd}"
  if ! eval "$gh_cmd"; then
    >&2 echo "ERROR: No screencasts found"
    exit 1
  fi
)

# echo "$json" | jq ".[] | select(.name | endswith(\"${SCREENCAST_EXT}\"))" | cols="name size" resource=screencast json2table

select name in $(echo $json | jq --raw-output ".[] | select(.name | endswith(\"${SCREENCAST_EXT}\")) | .name"); do
  download_url=$(
    echo $json |
      jq --raw-output --arg name $name '.[] | select(.name == $name) | .download_url'
  )
  asciinema play $ASCIINEMA_PLAY_OPTS $download_url
done