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

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

excluded_dirs=(
  .git
  target
  node_modules
  vendor
  .direnv
  .cache
  dist
  out
)

find_expression=()
for directory in "${excluded_dirs[@]}"; do
  if ((${#find_expression[@]})); then
    find_expression+=( -o )
  fi
  find_expression+=( -name "$directory" )
done

mapfile -d '' rename_paths < <(
  find . \
    \( -type d \( "${find_expression[@]}" \) -prune \) -o \
    \( -name '*disasmer*' -o -name '*Disasmer*' -o -name '*DISASMER*' \) -print0
)

for ((index=${#rename_paths[@]} - 1; index >= 0; index--)); do
  path="${rename_paths[$index]}"
  parent="$(dirname "$path")"
  name="$(basename "$path")"
  renamed="${name//DISASMER/CLUSTERFLUX}"
  renamed="${renamed//Disasmer/Clusterflux}"
  renamed="${renamed//disasmer/clusterflux}"
  destination="$parent/$renamed"
  if [[ "$path" != "$destination" ]]; then
    if [[ -e "$destination" ]]; then
      printf 'rename destination already exists: %s\n' "$destination" >&2
      exit 1
    fi
    mv -- "$path" "$destination"
  fi
done

rg_args=(
  --files-with-matches
  --null
  --hidden
  --glob '!**/.git/**'
  --glob '!**/target/**'
  --glob '!**/node_modules/**'
  --glob '!**/vendor/**'
  --glob '!**/.direnv/**'
  --glob '!**/.cache/**'
  --glob '!**/dist/**'
  --glob '!**/out/**'
  --glob '!scripts/rename-to-clusterflux.sh'
  --glob '!scripts/migrate-clusterflux-state.sh'
  --glob '!internal/finish_mvp.md'
)

while IFS= read -r -d '' file; do
  perl -0pi -e 's/DISASMER/CLUSTERFLUX/g; s/Disasmer/Clusterflux/g; s/disasmer/clusterflux/g' "$file"
done < <(rg "${rg_args[@]}" 'DISASMER|Disasmer|disasmer' . || true)

rm -f Cargo.lock private/hosted-policy/Cargo.lock experiments/debugger-gate/Cargo.lock
cargo generate-lockfile
cargo generate-lockfile --manifest-path private/hosted-policy/Cargo.toml
cargo generate-lockfile --manifest-path experiments/debugger-gate/Cargo.toml

for package in vscode-extension experiments/debugger-gate/vscode-extension; do
  if [[ -f "$package/package-lock.json" ]]; then
    npm install --package-lock-only --ignore-scripts --prefix "$package"
  fi
done

printf 'Clusterflux rename applied. Rerunning this script is a no-op apart from lockfile regeneration.\n'