feat: generalized page turner

src/app/tools/tankopedia/components/PageTurner.tsx

@@ -0,0 +1,77 @@
+import { CaretLeftIcon, CaretRightIcon } from '@radix-ui/react-icons';
+import { Button, Flex, TextField } from '@radix-ui/themes';
+import { useEffect, useRef } from 'react';
+import { BlitzkriegTankopediaEntry } from '../../../../core/blitzkrieg/tankopedia';
+
+interface PageTurnerProps {
+  page: number;
+  setPage: (page: number) => void;
+  searchedList: BlitzkriegTankopediaEntry[];
+  tanksPerPage: number;
+}
+
+export function PageTurner({
+  page,
+  setPage,
+  searchedList,
+  tanksPerPage,
+}: PageTurnerProps) {
+  const pageInput = useRef<HTMLInputElement>(null);
+
+  useEffect(() => {
+    if (pageInput.current) pageInput.current.value = `${page + 1}`;
+  }, [page]);
+
+  return (
+    <Flex align="center" justify="center" gap="2">
+      <Button
+        variant="soft"
+        disabled={page === 0}
+        onClick={() => setPage(Math.max(0, page - 1))}
+      >
+        <CaretLeftIcon />
+      </Button>
+      <TextField.Root>
+        <TextField.Slot>Page</TextField.Slot>
+        <TextField.Input
+          defaultValue={1}
+          type="number"
+          ref={pageInput}
+          min={1}
+          max={Math.floor(searchedList.length / tanksPerPage) + 1}
+          style={{ width: 64, textAlign: 'center' }}
+          onBlur={(event) => {
+            setPage(
+              Math.max(
+                0,
+                Math.min(
+                  Math.floor(searchedList.length / tanksPerPage),
+                  event.target.valueAsNumber - 1,
+                ),
+              ),
+            );
+          }}
+          onKeyDown={(event) => {
+            if (event.key === 'Enter') {
+              (event.target as HTMLInputElement).blur();
+            }
+          }}
+        />
+        <TextField.Slot>
+          out of {Math.floor(searchedList.length / tanksPerPage) + 1}
+        </TextField.Slot>
+      </TextField.Root>
+      <Button
+        variant="soft"
+        disabled={Math.floor(searchedList.length / tanksPerPage) === page}
+        onClick={() =>
+          setPage(
+            Math.min(Math.floor(searchedList.length / tanksPerPage), page + 1),
+          )
+        }
+      >
+        <CaretRightIcon />
+      </Button>
+    </Flex>
+  );
+}