import { ref, computed } from "vue";

export const appEl = ref<HTMLElement>(null);
export const showToolbox = ref(true);
export const showToolbar = ref(false);

// 当前系统的模式 分可读可写  预览编辑
// 具体操作方式参考 https://juejin.cn/post/7000335920972955684
export const modeFlags = {
  EDIT: 0b10,
  // 已经保存，是最新的
  SAVED: 0b100,
  // 可写模式，用户已登陆
  LOGIN: 0b1000,
} as const;
export type ModeFlag = typeof modeFlags[keyof typeof modeFlags];
export const mode = ref<number>(modeFlags.SAVED | modeFlags.LOGIN);

export const isEdit = computed(() => !!(mode.value & modeFlags.EDIT));
export const isLogin = computed(() => !!(mode.value & modeFlags.LOGIN));
export const isSave = computed(() => !(mode.value & modeFlags.SAVED));

export const docDomain = `http://showdoc.4dage.com/`;