files_and_directories_name_scanner.sh

#!/bin/bash

# Define usage function
usage() {
  echo "Usage: scanner.sh [-u] [-e excluded_dir] [-i included_ext] [-d] <directory_path>"
  echo ""
  echo "Options:"
  echo "  -u                Do not convert file names to lowercase"
  echo "  -e excluded_dir   Exclude directory from scan"
  echo "  -i included_ext   Include only specified file extensions in scan"
  echo "  -d                Only include directories in scan"
  echo ""
  echo "directory_path      Directory to scan"
  exit 1
}

# Define color codes
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[0;33m'
BLUE='\033[0;34m'
PURPLE='\033[0;35m'
CYAN='\033[0;36m'
NC='\033[0m' # No Color

# Set default values
to_lower=true
exclude_dirs=(vendor node_modules .git .svn)
include_ext=()
dirs_only=true

# Parse command-line options
while getopts ":ue:i:d" opt; do
  case ${opt} in
    u )
      to_lower=false
      ;;
    e )
      exclude_dirs+=("$OPTARG")
      ;;
    i )
      include_ext+=("$OPTARG")
      ;;
    d )
      dirs_only=false
      ;;
    \? )
      usage
      ;;
  esac
done

# Remove parsed options from argument list
shift $((OPTIND -1))

# Check if directory path argument is provided
if [ $# -ne 1 ]; then
  usage
fi

dir_path=$1

# Check if directory exists
if [ ! -d "$dir_path" ]; then
  echo -e "${RED}Directory '$dir_path' not found.${NC}"
  exit 1
fi

# List all files, directories, and subdirectories in the directory path,
# remove extensions from file names, and remove any duplicate names
echo -e "${GREEN}Scanning files and directories in '$dir_path'...${NC}"

while read -r name; do
  # Check if directory should be excluded
  for exclude_dir in "${exclude_dirs[@]}"; do
    excluded=false
    if [[ "$name" == *"$exclude_dir"* ]]; then
      excluded=true
      break
    fi
    done
    if [ "$excluded" = true ]; then
      continue
    fi

  


  if [ ${#include_ext[@]} -ne 0 ]; then
    included=false
    for ext in "${include_ext[@]}"; do
      if [[ "$name" == *".$ext" ]]; then
        included=true
        break
      fi
    done
    if [ "$included" = false ]; then
      continue
    fi
  fi

  if [ "$dirs_only" = true ] && [ ! -d "$name" ]; then
    echo $name
    continue
  fi

  if [ "$to_lower" = true ]; then
    # Convert name to lowercase
    lowercase=$(echo "$name" | tr '[:upper:]' '[:lower:]')
    # Write lowercase name to output file
    echo "${lowercase##*/}" | sed -E 's|\.[^\.]*$||' >> files_and_directories.txt
  else
    # Write original name to output file
    echo "${name##*/}" | sed -E 's|\.[^\.]*$||' >> files_and_directories.txt
  fi
done < <(find "$dir_path" -type f -o -type d)

if [ $? -ne 0 ]; then
  echo -e "${RED}Error occurred while scanning directory '$dir_path'${NC}"
  exit 1
fi

# Remove duplicates from output file
sort -u -o files_and_directories.txt files_and_directories.txt

# Get line count of output file
line_count=$(wc -l < files_and_directories.txt)


echo -e "${GREEN}Files, directories, and subdirectories in '$dir_path' have been saved to files_and_directories.txt with extensions removed, duplicates removed, and names converted to lowercase (if applicable).${NC}"

echo -e "${GREEN}Output file contains $line_count lines.${NC}"