Clear stale node modules

clear_stale_node_modules.sh

#!/bin/bash

# Check if a directory has had a git commit in the last 30 days
hasRecentGitCommit() {
  local dir="$1"
  cd "$dir" || return 1
  local last_commit_date
  last_commit_date=$(git log -1 --format="%at")
  local current_date
  current_date=$(date +%s)
  local thirty_days_ago
  thirty_days_ago=$((current_date - 2592000)) # 30 days in seconds
  [ "$last_commit_date" -ge "$thirty_days_ago" ]
}

# Iterate through subdirectories of the given directory
deleteNodeModules() {
  local root_dir="$1"
  find "$root_dir" -type d -name "node_modules" | while read -r node_modules_dir; do
    local parent_dir
    parent_dir=$(dirname "$node_modules_dir")
    if ! hasRecentGitCommit "$parent_dir"; then
      echo "Deleting $node_modules_dir"
      rm -rf "$node_modules_dir"
    fi
  done
}

# Main script
if [ $# -ne 1 ]; then
  echo "Usage: $0 <directory-path>"
  exit 1
fi

directory_path="$1"

if [ ! -d "$directory_path" ]; then
  echo "Error: Directory not found."
  exit 1
fi

deleteNodeModules "$directory_path"