import type { TranslationKey } from "@/lib/i18n";

export const APP_SECTION_SETTINGS = [
  {
    id: "warnings",
    href: "/warnings",
    titleKey: "settings.appSections.warnings.title",
    descriptionKey: "settings.appSections.warnings.description",
    defaultVisible: true,
  },
  {
    id: "hydro",
    href: "/hydro",
    titleKey: "settings.appSections.hydro.title",
    descriptionKey: "settings.appSections.hydro.description",
    defaultVisible: false,
  },
] as const satisfies ReadonlyArray<{
  id: string;
  href: string;
  titleKey: TranslationKey;
  descriptionKey: TranslationKey;
  defaultVisible: boolean;
}>;

export type AppSectionId = (typeof APP_SECTION_SETTINGS)[number]["id"];

export type AppSectionVisibility = Record<AppSectionId, boolean>;

export const DEFAULT_APP_SECTION_VISIBILITY = APP_SECTION_SETTINGS.reduce(
  (visibility, section) => ({
    ...visibility,
    [section.id]: section.defaultVisible,
  }),
  {} as AppSectionVisibility,
);

export function normalizeAppSectionVisibility(value: unknown): AppSectionVisibility {
  const stored = value && typeof value === "object" ? (value as Partial<Record<AppSectionId, unknown>>) : {};
  return APP_SECTION_SETTINGS.reduce(
    (visibility, section) => ({
      ...visibility,
      [section.id]: typeof stored[section.id] === "boolean" ? stored[section.id] : section.defaultVisible,
    }),
    {} as AppSectionVisibility,
  );
}

export function isAppNavItemVisible(href: string, visibility: AppSectionVisibility) {
  const section = APP_SECTION_SETTINGS.find((candidate) => candidate.href === href);
  return section ? visibility[section.id] : true;
}