import type { DavScope } from "@/worker/db/types";

// ADR: DAV write scopes imply read for the same protocol area. A write-only DAV client
// still needs discovery, ETag, and readback access to perform interoperable writes.
export function hasDavScope(scopes: readonly DavScope[], required: DavScope): boolean {
  if (scopes.includes(required)) return true;
  switch (required) {
    case "dav:files:read":
      return scopes.includes("dav:files:write");
    case "dav:caldav:read":
      return scopes.includes("dav:caldav:write");
    case "dav:carddav:read":
      return scopes.includes("dav:carddav:write");
    default:
      return false;
  }
}

export function hasAnyDavScope(scopes: readonly DavScope[], required: readonly DavScope[]): boolean {
  return required.some((scope) => hasDavScope(scopes, scope));
}