// Who sees the screens outside the role switcher, and the PM screen. The server decides on every request; this only
// hides what cannot work.
import { orderScreens, parseRole, type Screen } from "../auth/roles";

/** The Project Management screen: PS-ProjectMgmt and Admin only (change C10). */
export function canPm(roles: readonly string[]): boolean {
  return roles.some((r) => r === "pm" || r === "admin");
}

/** The stamp check: Admin, Q.C. and every Clerical level (change C9). */
export function canStampCheck(roles: readonly string[]): boolean {
  return roles.some((r) => r === "admin" || r === "qc" || r.startsWith("qc_") || r === "clerical" || r.startsWith("clerical_"));
}

/** The department checklists: a department supervisor (a lead is not enough) or Admin (change C8). */
export function canChecklists(roles: readonly string[]): boolean {
  return roles.some((r) => {
    if (r === "admin") return true;
    const p = parseRole(r);
    return p.shop && p.level === "supervisor";
  });
}

export const PM_WHO = "It is for Project Management and Admin.";

/** The screens the shell offers: the session's list, with PM only for PS-ProjectMgmt and Admin (change C10). */
export function shellScreens(screens: readonly string[], roles: readonly string[]): Screen[] {
  return orderScreens(screens).filter((s) => s !== "pm" || canPm(roles));
}