export function formatExternalDirectoryHardStopHint(): string {
  return "Hard stop: this external directory permission denial is policy-enforced. Do not retry this path, do not attempt a filesystem bypass, and report the block to the user.";
}

export function formatExternalDirectoryAskPrompt(
  toolName: string,
  pathValue: string,
  cwd: string,
  agentName?: string,
): string {
  const subject = agentName ? `Agent '${agentName}'` : "Current agent";
  return `${subject} requested tool '${toolName}' for path '${pathValue}' outside working directory '${cwd}'. Allow this external directory access?`;
}

export function formatExternalDirectoryDenyReason(
  toolName: string,
  pathValue: string,
  cwd: string,
  agentName?: string,
): string {
  const subject = agentName ? `Agent '${agentName}'` : "Current agent";
  return `${subject} is not permitted to run tool '${toolName}' for path '${pathValue}' outside working directory '${cwd}'. ${formatExternalDirectoryHardStopHint()}`;
}

export function formatExternalDirectoryUserDeniedReason(
  toolName: string,
  pathValue: string,
  denialReason?: string,
): string {
  const reasonSuffix = denialReason ? ` Reason: ${denialReason}.` : "";
  return `User denied external directory access for tool '${toolName}' path '${pathValue}'.${reasonSuffix} ${formatExternalDirectoryHardStopHint()}`;
}

export function formatBashExternalDirectoryAskPrompt(
  command: string,
  externalPaths: string[],
  cwd: string,
  agentName?: string,
): string {
  const subject = agentName ? `Agent '${agentName}'` : "Current agent";
  const pathList = externalPaths.join(", ");
  return `${subject} requested bash command '${command}' which references path(s) outside working directory '${cwd}': ${pathList}. Allow this external directory access?`;
}

export function formatBashExternalDirectoryDenyReason(
  command: string,
  externalPaths: string[],
  cwd: string,
  agentName?: string,
): string {
  const subject = agentName ? `Agent '${agentName}'` : "Current agent";
  const pathList = externalPaths.join(", ");
  return `${subject} is not permitted to run bash command '${command}' which references path(s) outside working directory '${cwd}': ${pathList}. ${formatExternalDirectoryHardStopHint()}`;
}