@@ -452,54 +488,87 @@
}
}
+ let subjectFilter = 'all';
+ const SUBJECT_LABELS = {
+ physics:'Физика', math:'Математика', chemistry:'Химия', biology:'Биология',
+ russian:'Русский', literature:'Литература', english:'Английский',
+ history:'История', geography:'География', informatics:'Информатика'
+ };
+ const SUBJECT_WATERMARK = {
+ physics:'Φ', math:'Σ', chemistry:'Х', biology:'Β',
+ russian:'Р', literature:'Л', english:'E',
+ history:'H', geography:'G', informatics:'I'
+ };
+
+ window.setSubjectFilter = function(s) {
+ subjectFilter = s;
+ document.querySelectorAll('.tb-chip').forEach(c => c.classList.toggle('active', c.dataset.subject === s));
+ render();
+ };
+
+ function buildSubjectChips() {
+ const counts = {};
+ textbooks.forEach(t => { counts[t.subject] = (counts[t.subject] || 0) + 1; });
+ const subjects = Object.keys(counts).sort();
+ if (!subjects.length || subjects.length < 2) {
+ document.getElementById('tb-filters').style.display = 'none';
+ return;
+ }
+ document.getElementById('tb-filters').style.display = 'flex';
+ document.getElementById('cnt-all').textContent = textbooks.length;
+ const cont = document.getElementById('tb-subject-chips');
+ cont.innerHTML = subjects.map(s => {
+ const label = SUBJECT_LABELS[s] || s;
+ return `
`;
+ }).join('');
+ }
+
function render() {
const grid = document.getElementById('tb-grid');
if (!textbooks.length) {
grid.innerHTML = '
Учебники не добавлены
';
return;
}
- grid.innerHTML = textbooks.map(t => {
+ buildSubjectChips();
+ const filtered = subjectFilter === 'all' ? textbooks : textbooks.filter(t => t.subject === subjectFilter);
+ if (!filtered.length) {
+ grid.innerHTML = '
По этому фильтру ничего нет
';
+ return;
+ }
+ grid.innerHTML = filtered.map(t => {
const readCount = (t.progress?.read || []).length;
const pct = t.para_count ? Math.round(100 * readCount / t.para_count) : 0;
- const watermark = t.subject === 'chemistry' ? 'Х' : t.subject === 'physics' ? 'Φ' : t.subject === 'math' ? 'Σ' : t.subject === 'biology' ? 'Β' : '§';
+ const watermark = SUBJECT_WATERMARK[t.subject] || '§';
const continueHref = t.progress?.last_para
? `/textbook/${t.slug}#${t.progress.last_para}`
: `/textbook/${t.slug}`;
+ const resumeLabel = t.progress?.last_para ? 'Продолжить →' : 'Открыть →';
+ const subjLabel = SUBJECT_LABELS[t.subject] || t.subject || '';
return `
-
-