open Nock_lib

let rec find_project_root dir =
  let pills_dir = Filename.concat dir "pills" in
  if Sys.file_exists pills_dir && Sys.is_directory pills_dir then dir
  else
    let parent = Filename.dirname dir in
    if String.equal parent dir then failwith "unable to locate project root containing pills/"
    else find_project_root parent

let project_root =
  match Sys.getenv_opt "NEOVERE_ROOT" with
  | Some root -> root
  | None ->
      let exe_dir = Filename.dirname Sys.executable_name in
      find_project_root exe_dir

let () =
  Printf.printf "\n╔═══════════════════════════════════════════════════════╗\n";
  Printf.printf "║  Lifecycle Formula Boot Test                          ║\n";
  Printf.printf "╚═══════════════════════════════════════════════════════╝\n\n";

  let pier_path = Filename.concat project_root "test-pier-lifecycle" in
  Printf.printf "Creating test pier at: %s\n%!" pier_path;

  if Sys.file_exists pier_path then begin
    Printf.printf "Removing old test pier...\n%!";
    let _ = Sys.command (Printf.sprintf "rm -rf '%s'" pier_path) in
    ()
  end;

  Unix.mkdir pier_path 0o755;

  Printf.printf "\n[1] Creating state...\n%!";
  let state = State.create ~pier_path () in

  Printf.printf "\n[2] Booting ivory.pill...\n%!";
  let ivory_path = Filename.concat project_root "pills/ivory.pill" in
  begin match Boot.boot_ivory state ivory_path with
  | Error (Boot.Invalid_pill msg) ->
      Printf.printf "✗ Ivory boot failed: %s\n%!" msg;
      exit 1
  | Error (Boot.Unsupported msg) ->
      Printf.printf "✗ Unsupported: %s\n%!" msg;
      exit 1
  | Ok () ->
      Printf.printf "✓ Ivory kernel loaded\n\n%!";
  end;

  Printf.printf "[3] Booting solid.pill with lifecycle formula...\n%!";
  let solid_path = Filename.concat project_root "pills/solid.pill" in

  begin match Boot.boot_solid_lifecycle state solid_path with
  | Error (Boot.Invalid_pill msg) ->
      Printf.printf "✗ Solid boot failed: %s\n%!" msg;
      exit 1
  | Error (Boot.Unsupported msg) ->
      Printf.printf "✗ Unsupported: %s\n%!" msg;
      exit 1
  | Ok () ->
      let eve = State.event_number state in
      Printf.printf "✓ Solid boot completed via lifecycle formula!\n%!";
      Printf.printf "  Events in state: %Ld\n\n%!" eve;

      (* Get kernel and compute mug for verification *)
      let kernel = State.arvo_core state in
      Printf.printf "  Kernel is_cell: %b\n" (Noun.is_cell kernel);

      Printf.printf "\n╔═══════════════════════════════════════════════════════╗\n";
      Printf.printf "║  Lifecycle Boot SUCCESS! 🎉                           ║\n";
      Printf.printf "╚═══════════════════════════════════════════════════════╝\n\n";
  end;

  State.close_eventlog state