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handle case where range select with few selected and few unselected items

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select all the items in the union of two ranges
This commit is contained in:
Abhinav 2022-01-06 14:12:41 +05:30
parent 6d76611079
commit 73882919d1
1 changed files with 4 additions and 1 deletions
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5
src/components/PhotoFrame.tsx
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@ -315,9 +315,12 @@ const PhotoFrame = ({
const handleRangeSelect = (index: number) => () => {
if (rangeStart !== index) {
const checked = !!selected[filteredData[index].id];
const direction =
(index - rangeStart) / Math.abs(index - rangeStart);
let checked = true;
for (let i = rangeStart; i !== index; i += direction) {
checked = checked && !!selected[filteredData[i].id];
}
for (let i = rangeStart; i !== index; i += direction) {
handleSelect(filteredData[i].id)(!checked);
}