#69 : Fix showPage logic fot non infinite case

2021-09-09 12:35:57 +03:00
parent 6cc9e12971
commit de85bb806f
2 changed files with 43 additions and 5 deletions
--- a/src/utils/page.js
+++ b/src/utils/page.js
@@ -219,3 +219,16 @@ export function getScrollsCount({
    ? Math.ceil(pagesCountWithoutClones / pagesToScroll)
    : Math.round(pagesCountWithoutClones / pagesToScroll)
 }
+
+export function getPageIndexByScrollIndex({
+  infinite,
+  scrollIndex,
+  clonesCountHead,
+  pagesToScroll,
+  pagesCount,
+  pagesToShow,
+}) {
+  return infinite
+    ? clonesCountHead + scrollIndex * pagesToScroll
+    : Math.min(scrollIndex * pagesToScroll, pagesCount - pagesToShow)
+}