#!/usr/bin/env bash
set -euo pipefail

repo_root="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
cd "$repo_root"

legacy_lower="$(printf '%s%s' 'disa' 'smer')"
legacy_title="$(printf '%s%s' 'Disa' 'smer')"
legacy_upper="$(printf '%s%s' 'DISA' 'SMER')"
pattern="${legacy_lower}|${legacy_title}|${legacy_upper}"

allowed_content='^\./(internal/finish_mvp\.md|scripts/rename-to-clusterflux\.sh|scripts/migrate-clusterflux-state\.sh):'
matches="$(
  rg -n --hidden \
    --glob '!**/.git/**' \
    --glob '!**/target/**' \
    --glob '!**/node_modules/**' \
    --glob '!**/vendor/**' \
    --glob '!**/.direnv/**' \
    --glob '!**/.cache/**' \
    --glob '!**/dist/**' \
    --glob '!**/out/**' \
    "$pattern" . 2>/dev/null | rg -v "$allowed_content" || true
)"

paths="$(
  find . \
    \( -type d \( -name .git -o -name target -o -name node_modules -o -name vendor -o -name .direnv -o -name .cache -o -name dist -o -name out \) -prune \) -o \
    -iname "*${legacy_lower}*" -print | sort || true
)"

if [[ -n "$matches" || -n "$paths" ]]; then
  [[ -z "$matches" ]] || printf '%s\n' "$matches" >&2
  [[ -z "$paths" ]] || printf '%s\n' "$paths" >&2
  printf 'unexpected legacy product name remains\n' >&2
  exit 1
fi

printf 'old-name guard passed\n'