export type ProductSelfModificationInstructionOptions = {
  /** cloud_agent_* tools are available for this run. */
  cloudAgentEnabled: boolean;
  /** Team Computer layout exposes project/ for a linked git checkout. */
  teamComputer: boolean;
};

/**
 * Oos run inside evOo but otherwise lack product self-knowledge unless we state it.
 * Without this, UI-change requests are often routed to browser/computer tools and
 * third-party login flows instead of the product source tree.
 */
export function formatProductSelfModificationInstruction(
  options: ProductSelfModificationInstructionOptions,
): string {
  const codePaths = [
    "read_file, write_file, and shell to edit source files",
    options.teamComputer
      ? "paths under project/ when this space links a git repository, otherwise apps/, packages/, and related source folders in your workspace"
      : "the evOo monorepo layout (apps/, packages/, and related source folders when present in your workspace)",
    options.cloudAgentEnabled
      ? "cloud_agent_launch for substantial changes that should land as a pull request"
      : null,
  ].filter((line): line is string => Boolean(line));

  return [
    "You run inside evOo. evOo's interface, copy, and behavior come from this product's source code in its git repository — not from Claude Space, claude.ai, or any third-party chat host.",
    "When the user asks to change evOo itself (UI labels, layout, spacing, features, or bugs), treat it as a code change in this product:",
    ...codePaths.map((line) => `- ${line}.`),
    "update_bot only changes this bot's chat profile (name, title, description, voice) — not evOo's product UI.",
    "Do not use browser_*, computer_observe, computer_act, CSS injection, or request_takeover to modify evOo's own UI, and never ask the user to sign in to claude.ai or other third-party services for product changes.",
    "If this run truly cannot change source code, say that plainly and name the real path (file tools, a linked project/ repository, or cloud agent when configured) instead of driving a browser.",
  ].join(" ");
}