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Change multi-select to Cmd+click, Shift+click for interval

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- Cmd/Ctrl+click: toggle individual months in/out of selection
- Shift+click: select contiguous interval from current to clicked month

This matches standard selection behavior in file managers and lists.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
Anton Volnuhin 2026-02-03 15:40:54 +03:00
parent 423844af3e
commit c2166be06e
1 changed files with 29 additions and 6 deletions
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35
app.js
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@ -1438,8 +1438,12 @@ async function loadAvailableMonths() {
btn.appendChild(preview);
btn.appendChild(label);
btn.addEventListener('click', (event) => {
if (event.shiftKey) {
if (event.metaKey || event.ctrlKey) {
// Cmd/Ctrl+click: toggle individual month
toggleMonthSelection(index);
} else if (event.shiftKey) {
// Shift+click: select interval from current to clicked
selectMonthInterval(index);
} else {
selectSingleMonth(index);
}
@ -1456,9 +1460,12 @@ async function loadAvailableMonths() {
// Set up arrow button handlers
document.getElementById('prev-month').addEventListener('click', (event) => {
if (currentMonthIndex > 0) {
if (event.shiftKey) {
// Add previous month to selection
if (event.metaKey || event.ctrlKey) {
// Cmd/Ctrl+arrow: toggle previous month
toggleMonthSelection(currentMonthIndex - 1);
} else if (event.shiftKey) {
// Shift+arrow: extend selection to previous month
selectMonthInterval(currentMonthIndex - 1);
} else {
selectSingleMonth(currentMonthIndex - 1);
}
@ -1467,9 +1474,12 @@ async function loadAvailableMonths() {
document.getElementById('next-month').addEventListener('click', (event) => {
if (currentMonthIndex < availableMonths.length - 1) {
if (event.shiftKey) {
// Add next month to selection
if (event.metaKey || event.ctrlKey) {
// Cmd/Ctrl+arrow: toggle next month
toggleMonthSelection(currentMonthIndex + 1);
} else if (event.shiftKey) {
// Shift+arrow: extend selection to next month
selectMonthInterval(currentMonthIndex + 1);
} else {
selectSingleMonth(currentMonthIndex + 1);
}
@ -1682,7 +1692,7 @@ function navigateToPath(sunburstData, path) {
};
}
// Toggle a month in/out of multi-selection (Shift+click behavior)
// Toggle a month in/out of multi-selection (Cmd/Ctrl+click behavior)
async function toggleMonthSelection(index) {
if (selectedMonthIndices.has(index)) {
// Don't allow deselecting the last month
@ -1708,6 +1718,19 @@ async function selectSingleMonth(index) {
await selectMonth(index);
}
// Select interval from current month to target (Shift+click behavior)
async function selectMonthInterval(targetIndex) {
const start = Math.min(currentMonthIndex, targetIndex);
const end = Math.max(currentMonthIndex, targetIndex);
selectedMonthIndices.clear();
for (let i = start; i <= end; i++) {
selectedMonthIndices.add(i);
}
currentMonthIndex = targetIndex;
await renderSelectedMonths();
}
// Merge transaction data from multiple months
function mergeMonthsData(monthIndices) {
const allTransactions = [];