/**
 * Audit action vocabulary, shared so the server writes and the client renders
 * the same strings. Values are stored in the database, so renaming one
 * rewrites history — add new actions instead.
 */
export const AUDIT_ACTIONS = [
  'space.update',
  'space.transfer_ownership',
  'channel.create',
  'channel.update',
  'channel.delete',
  'member.kick',
  'member.leave',
  'member.ban',
  'member.unban',
  'role.create',
  'role.update',
  'role.delete',
  'invite.create',
  'message.delete',
] as const;

export type AuditAction = (typeof AUDIT_ACTIONS)[number];

export interface AuditEventActor {
  id: string;
  username: string;
  displayName: string | null;
  avatar: string | null;
}

export interface AuditEvent {
  id: string;
  spaceId: string;
  action: AuditAction;
  actor: AuditEventActor | null;
  targetType: string | null;
  targetId: string | null;
  /** Shape depends on `action`; used for display only. */
  metadata: Record<string, unknown> | null;
  createdAt: number;
}

export const AUDIT_PAGE_SIZE = 50;