List all starred repositories of a GitHub user.

stars.sh

#!/bin/bash

USER=${1:-gniemetz}
declare -i PER_PAGE=100
declare -r ANSWER="$(
  curl \
    -s `# Silent or quiet mode. Don't show progress meter or error messages.` \
    -I `# (HTTP FTP FILE) Fetch the headers only!` \
    "https://api.github.com/users/${USER}/starred?per_page=1"
  )"
declare -ir LIMIT="$(
  awk \
    -F ': ' `# field seperator` \
    -v RS=$'\r\n' `# record seperator` \
    '/^x-ratelimit-limit/ {
       print $2
       }
    ' <<<"${ANSWER}"
  )"
declare -ir LIMITUSED="$(
  awk \
    -F ': ' `# field seperator` \
    -v RS=$'\r\n' `# record seperator` \
    '/^x-ratelimit-used/ {
       print $2
       }
    ' <<<"${ANSWER}"
  )"
declare -ir LIMITREMAINING="$(
  awk \
    -F ': ' `# field seperator` \
    -v RS=$'\r\n' `# record seperator` \
    '/^x-ratelimit-remaining/ {
       print $2
       }
    ' <<<"${ANSWER}"
  )"

if ((LIMITUSED >= LIMIT)); then
  declare -ir LIMITRESET="$(
    awk \
      -F ': ' `# field seperator` \
      -v RS=$'\r\n' `# record seperator` \
      '/^x-ratelimit-reset/ {
         print $2
         }
      ' <<<"${ANSWER}"
    )"
  declare -r LIMITRESET_DT="$(
    date \
      --date=@${LIMITRESET} `# date in seconds since epoch` \
      +'%Y-%m-%d %T'
    )"
  echo "Limit exceeded, next query allowed at ${LIMITRESET_DT}"
  exit 1
fi

declare -i STARS=10#$(
  sed \
    -n `# suppress automatic printing of pattern space` \
    -e `# add the script to the commands to be executed` \
    '/^link/ s/\(.*>; rel="next", .*page=\)\([0-9]*\)\(>; rel="last"\r$\)/\2/p' <<<"${ANSWER}"
  )
declare -i PAGES=$((${STARS}/${PER_PAGE}+1))

echo -e "You have ${STARS} starred repositories (${LIMITREMAINING} queries remaining)\n"

for ((PAGE=1; PAGE <= PAGES; PAGE++)); do
      curl \
        -s `# Silent or quiet mode. Don't show progress meter or error messages.` \
        -H `# (HTTP) Extra header to include in the request when sending HTTP to a server.` \
        "Accept: application/vnd.github.v3.star+json" \
        "https://api.github.com/users/${USER}/starred?per_page=${PER_PAGE}&page=${PAGE}"
done |\
jq \
  -r `#  With this option, if the filter´s result is a string then it will be written directly to standard output rather than being formatted as a JSON string with quotes.` \
  '(.[] |
      [.repo.full_name,
      .repo.description,
      (.repo.created_at | fromdate | strflocaltime("%Y-%m-%d %H:%M:%S")),
      (.repo.updated_at | fromdate | strflocaltime("%Y-%m-%d %H:%M:%S")),
      (.starred_at | fromdate | strflocaltime("%Y-%m-%d %H:%M:%S")),
      .repo.archived,
      .repo.disabled,
      .repo.open_issues,
      .repo.watchers,
      .repo.homepage]
   ) |
  @csv'