import { h } from "vue";
import { SpaCandle } from "@icon-park/vue-next";

// 时钟
export const getCurrentTime = () => {
  let time = new Date();
  let year = time.getFullYear();
  let month = time.getMonth() + 1 < 10 ? "0" + (time.getMonth() + 1) : time.getMonth() + 1;
  let day = time.getDate() < 10 ? "0" + time.getDate() : time.getDate();
  let hour = time.getHours() < 10 ? "0" + time.getHours() : time.getHours();
  let minute = time.getMinutes() < 10 ? "0" + time.getMinutes() : time.getMinutes();
  let second = time.getSeconds() < 10 ? "0" + time.getSeconds() : time.getSeconds();
  let weekday = ["星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六"];
  let currentTime = {
    year,
    month,
    day,
    hour,
    minute,
    second,
    weekday: weekday[time.getDay()],
  };
  return currentTime;
};

// 时光胶囊
export const getTimeCapsule = () => {
  // 日进度
  const todayStartDate = new Date(new Date().toLocaleDateString()).getTime();
  const todayPassHours = (new Date() - todayStartDate) / 1000 / 60 / 60;
  const todayPassHoursPercent = (todayPassHours / 24) * 100;

  // 周进度
  const weeks = [7, 1, 2, 3, 4, 5, 6];
  const weekDay = weeks[new Date().getDay()];
  const weekDayPassPercent = (weekDay / 7) * 100;

  // 月进度
  const year = new Date().getFullYear();
  const date = new Date().getDate();
  const month = new Date().getMonth() + 1;
  const monthAll = new Date(year, month, 0).getDate();
  const monthPassPercent = (date / monthAll) * 100;

  // 年进度
  const yearStartDate = new Date(year, 0, 1).getTime();
  const yearEndDate = new Date(year + 1, 0, 1).getTime();
  const yearPassHours = (new Date() - yearStartDate) / 1000 / 60 / 60;
  const yearTotalHours = (yearEndDate - yearStartDate) / 1000 / 60 / 60;
  const yearPassPercent = (yearPassHours / yearTotalHours) * 100;

  return {
    day: {
      elapsed: Math.floor(todayPassHours),
      pass: Math.floor(todayPassHoursPercent),
    },
    week: {
      elapsed: weekDay,
      pass: Math.floor(weekDayPassPercent),
    },
    month: {
      elapsed: date,
      pass: Math.floor(monthPassPercent),
    },
    year: {
      elapsed: month - 1,
      pass: Math.floor(yearPassPercent),
    },
  };
};

// 欢迎提示
export const helloInit = () => {
  const hour = new Date().getHours();
  let hello = null;
  if (hour < 6) {
    hello = "凌晨好";
  } else if (hour < 9) {
    hello = "早上好";
  } else if (hour < 12) {
    hello = "上午好";
  } else if (hour < 14) {
    hello = "中午好";
  } else if (hour < 17) {
    hello = "下午好";
  } else if (hour < 19) {
    hello = "傍晚好";
  } else if (hour < 22) {
    hello = "晚上好";
  } else {
    hello = "夜深了";
  }
  ElMessage({
    dangerouslyUseHTMLString: true,
    message: `<strong>${hello}</strong> 欢迎来到我的主页`,
  });
};

// 默哀模式
const anniversaries = {
  4.4: "清明节",
  5.12: "汶川大地震纪念日",
  7.7: "中国人民抗日战争纪念日",
  9.18: "九·一八事变纪念日",
  12.13: "南京大屠杀死难者国家公祭日",
};
export const checkDays = () => {
  const myDate = new Date();
  const mon = myDate.getMonth() + 1;
  const date = myDate.getDate();
  const key = `${mon}.${date}`;
  if (Object.prototype.hasOwnProperty.call(anniversaries, key)) {
    console.log(`今天是${anniversaries[key]}`);
    const gray = document.createElement("style");
    gray.innerHTML = "html{filter: grayscale(100%)}";
    document.head.appendChild(gray);
    ElMessage({
      message: `今天是${anniversaries[key]}`,
      duration: 14000,
      icon: h(SpaCandle, { theme: "filled", fill: "#efefef" }),
    });
  }
};

// 建站日期统计
export const siteDateStatistics = (startDate) => {
  const currentDate = new Date();
  const differenceInTime = currentDate.getTime() - startDate.getTime();
  const differenceInDays = differenceInTime / (1000 * 3600 * 24);
  const differenceInMonths = differenceInDays / 30;
  const differenceInYears = differenceInMonths / 12;
  if (differenceInYears >= 1) {
    return `本站已经苟活了 ${Math.floor(differenceInYears)} 年 ${Math.floor(
      differenceInMonths % 12,
    )} 月 ${Math.round(differenceInDays % 30)} 天`;
  } else if (differenceInMonths >= 1) {
    return `本站已经苟活了 ${Math.floor(differenceInMonths)} 月 ${Math.round(
      differenceInDays % 30,
    )} 天`;
  } else {
    return `本站已经苟活了 ${Math.round(differenceInDays)} 天`;
  }
};