#!/usr/bin/env bash
# Remove stray Python bytecode caches that may have leaked into tracked sources.
# Usage: bash scripts/clean.sh

set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]:-${0}}")" && pwd)"
PROJECT_ROOT="$(cd "${SCRIPT_DIR}/.." && pwd)"
TARGETS=("${PROJECT_ROOT}/src" "${PROJECT_ROOT}/tests")

removed_any=false

remove_pycache_dirs() {
  local target="$1"
  if [ -d "${target}" ]; then
    while IFS= read -r -d '' dir; do
      removed_any=true
      echo "Removing directory: ${dir#${PROJECT_ROOT}/}"
      rm -rf "${dir}"
    done < <(find "${target}" -type d -name "__pycache__" -print0)
  fi
}

remove_pyc_files() {
  local target="$1"
  if [ -d "${target}" ]; then
    while IFS= read -r -d '' file; do
      removed_any=true
      echo "Removing file: ${file#${PROJECT_ROOT}/}"
      rm -f "${file}"
    done < <(find "${target}" -type f \( -name "*.pyc" -o -name "*.pyo" -o -name "*.pyd" \) -print0)
  fi
}

for target in "${TARGETS[@]}"; do
  remove_pycache_dirs "${target}"
  remove_pyc_files "${target}"
done

if [ "${removed_any}" = false ]; then
  echo "No cached artefacts found under src/ or tests/."
else
  echo "Source tree cleaned. Future commands should run via scripts/ to keep it tidy."
fi