Generate month-by-month GitHub search urls for your own contributions to a repo in a specified year

gen-github-contributions-search-urls.sh

#!/bin/zsh

REPO="org-foo/repo-bar"
TARGET_YEAR=2019

function encode_uri_component() {
  node -e "console.log(encodeURIComponent(process.argv[1]).replace(/%20/g, '+'));" "$1"
}

function get_pr_search_url() {
  QUERY="$(encode_uri_component "$1")"
  echo "https://github.com/${REPO}/pulls?utf8=%E2%9C%93&q=${QUERY}"
}

function get_my_reviews_url() {
  START_DATE="$1"
  END_DATE="$2"
  QUERY="is:pr sort:created-asc reviewed-by:@me created:${START_DATE}..${END_DATE}"
  get_pr_search_url "$QUERY"
}

function get_my_prs_url() {
  START_DATE="$1"
  END_DATE="$2"
  QUERY="is:pr sort:created-asc author:@me created:${START_DATE}..${END_DATE}"
  get_pr_search_url "$QUERY"
}

# Note: we use zsh for zero-padded range support
for MONTH in {01..12}; do
  LAST_DAY_OF_MONTH="$(cal "$MONTH" "$TARGET_YEAR" | awk 'NF {DAYS = $NF}; END {print DAYS}')"
  START_DATE="$TARGET_YEAR-$MONTH-01"
  END_DATE="$TARGET_YEAR-$MONTH-$LAST_DAY_OF_MONTH"

  echo "$TARGET_YEAR-$MONTH"
  echo "PRs:     $(get_my_prs_url "$START_DATE" "$END_DATE")"
  echo "Reviews: $(get_my_reviews_url "$START_DATE" "$END_DATE")"
  echo
done