// 当前两个产品选项同时决定 OpenAPI GenealogyCreate/UpdateBody 的
// visibility 与 joinMode，因此它们是“访问预设”，不是单一可见范围。
export const GENEALOGY_ACCESS_PRESET = Object.freeze({
  MEMBER_ONLY: "MEMBER_ONLY",
  PUBLIC_APPLY: "PUBLIC_APPLY",
});

export const GENEALOGY_VISIBILITY = Object.freeze({
  PRIVATE: "0",
  PUBLIC: "1",
  MEMBER_ONLY: "2",
});

export const GENEALOGY_JOIN_MODE = Object.freeze({
  CLOSED: "0",
  REVIEW: "1",
  INVITATION: "2",
});

export const GENEALOGY_ACCESS_PRESET_OPTIONS = Object.freeze([
  Object.freeze({
    value: GENEALOGY_ACCESS_PRESET.MEMBER_ONLY,
    label: "仅成员可见",
  }),
  Object.freeze({
    value: GENEALOGY_ACCESS_PRESET.PUBLIC_APPLY,
    label: "公开可申请",
  }),
]);

export const isGenealogyAccessPreset = (preset) =>
  Object.values(GENEALOGY_ACCESS_PRESET).includes(preset);

export const isGenealogyVisibility = (value) =>
  Object.values(GENEALOGY_VISIBILITY).includes(value);

export const isGenealogyJoinMode = (value) =>
  Object.values(GENEALOGY_JOIN_MODE).includes(value);

// OpenAPI 为两个字段分别声明了 0/1/2，但当前产品只提供以下两个完整预设。
// 其他合法组合不能被悄悄改写成相近选项，页面应明确显示“访问规则待确认”。
const apiAccessByPreset = Object.freeze({
  [GENEALOGY_ACCESS_PRESET.MEMBER_ONLY]: Object.freeze({
    visibility: GENEALOGY_VISIBILITY.MEMBER_ONLY,
    joinMode: GENEALOGY_JOIN_MODE.CLOSED,
  }),
  [GENEALOGY_ACCESS_PRESET.PUBLIC_APPLY]: Object.freeze({
    visibility: GENEALOGY_VISIBILITY.PUBLIC,
    joinMode: GENEALOGY_JOIN_MODE.REVIEW,
  }),
});

export const getGenealogyAccessPresetLabel = (preset) =>
  GENEALOGY_ACCESS_PRESET_OPTIONS.find((item) => item.value === preset)
    ?.label || "访问规则待确认";

export const toApiGenealogyAccess = (preset) => {
  const access = apiAccessByPreset[preset];
  return access ? { ...access } : null;
};

export const fromApiGenealogyAccess = ({ visibility, joinMode } = {}) => {
  const match = Object.entries(apiAccessByPreset).find(
    ([, access]) =>
      access.visibility === visibility && access.joinMode === joinMode,
  );
  return match?.[0] || null;
};