// 基础过滤得到的笔记
let basicNotes = dv
  .pages('"" and -"assets"')
  .where(b => b.sr);

// 待复习的笔记
let toBeReviewedNotes = basicNotes
  .where(b => b.sr[2] <= dv.date('today'));

// 今日复习的笔记
let todayReviewedNotes = basicNotes
  .where(b => b.ctime - 0 != dv.date('today') || b.sr[2] - 0 != dv.date('tomorrow')) // 不是今天创建的笔记
  .where(b => b.sr[2] == dv.duration(`${Math.ceil(b.sr[1])}day`) + dv.date('today'));

// 待复习笔记的数目
let waitReviewCount = toBeReviewedNotes
  .values
  .reduce((sum, b) => sum + 1, 0);

// 今日复习的笔记的数目
let todayReviewedCount = todayReviewedNotes
  .values
  .reduce((sum, b) => sum + 1, 0);

// 今日复习的笔记的大小（KB）
let todayReviewedSize = (todayReviewedNotes
  .values
  .reduce((sum, b) => sum + b.file.size, 0) / 1024).toFixed(0);

let paragraph = dv.paragraph(`➤ **<code>NOTE</code>** ➤ **<code>${waitReviewCount} + ${todayReviewedCount} | ${todayReviewedSize}KB</code>**`);

let showSurprise = false;
paragraph.addEventListener("click", (evt) => {
    if (!showSurprise) {
        paragraph.innerHTML += " <b><code>Surprise ヽ(´▽`)/</code></b>";
        showSurprise = true;
    }
});

// 待复习笔记的列表
dv.table(["Pending Notes", "size"], toBeReviewedNotes
  .sort(b => b.sr[2])
  .limit(10)
  .map(b => [b.file.link, (b.file.size / 1024).toFixed(1)])
);