delete-folders-of-archived-repos.sh

#!/usr/bin/env bash
set -euo pipefail
if ! command -v git >/dev/null 2>&1; then
  echo "git is required but not found in PATH"
  exit 1
fi
if ! command -v gh >/dev/null 2>&1; then
  echo "gh is required but not found in PATH"
  exit 1
fi
archived_repos=()
for dir in */; do
  [[ -d "$dir" ]] || continue
  if [[ -d "$dir/.git" || -f "$dir/.git" ]]; then
    if ! origin=$(git -C "$dir" remote get-url origin 2>/dev/null); then
      continue
    fi
    repo=""
    case "$origin" in
      git@github.com:*) repo="${origin#git@github.com:}" ;;
      https://github.com/*) repo="${origin#https://github.com/}" ;;
      http://github.com/*) repo="${origin#http://github.com/}" ;;
      git://github.com/*) repo="${origin#git://github.com/}" ;;
    esac
    repo="${repo%.git}"
    if [[ -z "$repo" ]]; then
      continue
    fi
    if is_archived=$(gh repo view "$repo" --json isArchived -q .isArchived 2>/dev/null); then
      if [[ "$is_archived" == "true" ]]; then
        archived_repos+=("${dir%/}")
      fi
    fi
  fi
done
if ((${#archived_repos[@]} == 0)); then
  echo "No archived repos found."
  exit 0
fi
echo "Archived repos (will be deleted if confirmed):"
printf '  %s\n' "${archived_repos[@]}"
read -r -p "Delete these folders? [y/N] " confirm
case "${confirm}" in
  y|Y|yes|YES)
    for repo_dir in "${archived_repos[@]}"; do
      rm -rf "$repo_dir"
    done
    echo "Deleted ${#archived_repos[@]} archived repos."
    ;;
  *)
    echo "Cancelled."
    ;;
esac