Utilized new update date function.

components/calender/CalenderNav.tsx

@@ -1,20 +1,45 @@
 import React, { useContext } from "react";
+import { useRouter } from "next/router";
 import { Heading, HStack, IconButton } from "@chakra-ui/react";
 import { Icon } from "@iconify/react";
-import { format } from "date-fns";
+import { sub, add, format } from "date-fns";
 import { CalenderContext } from "../../contexts/CalenderContext";
 
 const CalenderNav = (): JSX.Element => {
-  const { selectedMonth, prevMonth, nextMonth } = useContext(CalenderContext);
+  const { selectedDate } = useContext(CalenderContext);
 
-  const currentMonth = format(selectedMonth, "LLLL uuuu");
+  const currentMonth = format(selectedDate, "LLLL uuuu");
+
+  const router = useRouter();
+
+  const handleNavButtons = (direction: "next" | "prev") => {
+    if (direction === "next") {
+      const newMonth = add(selectedDate, {
+        months: 1,
+      });
+
+      const year = format(newMonth, "y");
+      const month = format(newMonth, "L");
+
+      router.push(`/calendar/${year}/${month}`);
+    } else if (direction === "prev") {
+      const newMonth = sub(selectedDate, {
+        months: 1,
+      });
+
+      const year = format(newMonth, "y");
+      const month = format(newMonth, "L");
+
+      router.push(`/calendar/${year}/${month}`);
+    }
+  }
 
   return (
     <HStack spacing={10} as="nav" w="auto" h="10vh" textAlign="center">
       <IconButton
         aria-label="Previous Month"
         icon={<Icon icon="akar-icons:chevron-left" />}
-        onClick={() => prevMonth()}
+        onClick={() => handleNavButtons("prev")}
       />
       <Heading
         w="100%"
@@ -28,7 +53,8 @@ const CalenderNav = (): JSX.Element => {
       <IconButton
         aria-label="Next Month"
         icon={<Icon icon="akar-icons:chevron-right" />}
-        onClick={() => nextMonth()}
+        onClick={() => handleNavButtons("next")}
+
       />
     </HStack>
   );