diff --git a/website/templates/site.js b/website/templates/site.js
index 8da3a586..a91e0cb4 100644
--- a/website/templates/site.js
+++ b/website/templates/site.js
@@ -206,14 +206,38 @@
(heading || section.firstChild).insertAdjacentElement(heading ? 'afterend' : 'beforebegin', box);
}
// 学习站中有这篇笔记的题时,文章末尾提示读完练一练(只抽这篇笔记的题,还没开始学也可以练)
+ // 学习站的记录:同一个网站,保存在这个浏览器的 localStorage 中,不上传;入口处据此写出读者自己的进度
+ function learnRecord() {
+ try { var record = JSON.parse(localStorage.getItem('cs-learn-v1')); return record && record.cards ? record : null; } catch (error) { return null; }
+ }
+ function localDay() {
+ var d = new Date();
+ return d.getFullYear() + '-' + ('0' + (d.getMonth() + 1)).slice(-2) + '-' + ('0' + d.getDate()).slice(-2);
+ }
+ // 首页的学习站横幅:已经在学的读者显示今天到期的复习和完成的天数,按钮改为“继续”
+ function learnBanner(section) {
+ var banner = section && section.querySelector('.learn-banner'), record = learnRecord();
+ if (!banner || !record || !record.profile || banner.dataset.personal) return;
+ var today = localDay(), cards = record.cards, done = Object.keys(record.done || {}).length;
+ var due = Object.keys(cards).filter(function (id) { return cards[id].due && cards[id].due <= today; }).length;
+ banner.dataset.personal = '1';
+ banner.querySelector('b').textContent = '继续学习';
+ banner.querySelector('.learn-banner-text span').textContent = (due ? '今天有 ' + due + ' 道题到了该复习的时候,' : '') + '已经学完 ' + done + ' 天' + (due ? '' : ',接着学下一天');
+ banner.querySelector('.learn-banner-go').textContent = '继续';
+ }
function practiceCallout(vm, section) {
var match = decode(vm.route.path).match(/^\/notes\/(.+)$/), note = match && match[1];
- var count = note && (window.CS_NOTES_LEARN_TOPICS || {})[note];
- if (!section || !count || count < 2 || section.querySelector('.learn-practice')) return;
+ var ids = note && (window.CS_NOTES_LEARN_TOPICS || {})[note];
+ if (!section || !ids || ids.length < 2 || section.querySelector('.learn-practice')) return;
+ var record = learnRecord(), today = localDay();
+ var tried = record ? ids.filter(function (id) { return record.cards[id]; }) : [];
+ var due = tried.filter(function (id) { return record.cards[id].due && record.cards[id].due <= today; });
var box = document.createElement('a');
box.className = 'learn-callout learn-practice';
box.href = '/learn/#/mock/' + encodeURIComponent(note);
- box.innerHTML = '读完练一练学习站中有 ' + count + ' 道和这篇笔记有关的面试题:先自己答,再对照参考要点自评,自评过的题会按间隔提醒复习。';
+ box.innerHTML = '读完练一练' + (tried.length
+ ? '这篇笔记有 ' + ids.length + ' 道面试题,你练过 ' + tried.length + ' 道' + (due.length ? ',其中 ' + due.length + ' 道到了该复习的时候' : '') + '。再练一组,自评后按间隔安排复习。'
+ : '学习站中有 ' + ids.length + ' 道和这篇笔记有关的面试题:先自己答,再对照参考要点自评,自评过的题会按间隔提醒复习。') + '';
// 放在上一篇、下一篇之前
var after = section.querySelector('.page-nav') || section.querySelector('.site-footer');
if (after) after.insertAdjacentElement('beforebegin', box); else section.appendChild(box);
@@ -253,6 +277,7 @@
articleToc(vm);
learnCallout(vm, document.querySelector('.markdown-section'));
practiceCallout(vm, document.querySelector('.markdown-section'));
+ learnBanner(document.querySelector('.markdown-section'));
document.querySelectorAll('.article-toc').forEach(function (toc) {
toc.open = window.matchMedia('(min-width: 769px)').matches;
});