From 793351fe96f8bef29bae04ed24cadd9c0b7bcfa9 Mon Sep 17 00:00:00 2001
From: Femi Odugbesan <femi@individual.company>
Date: Tue, 13 Jul 2021 11:10:22 -0500
Subject: [PATCH] [cal-184] add and handle date query params for event types
 (#359)

---
 components/booking/DatePicker.tsx | 11 ++++++++--
 pages/[user]/[type].tsx           | 35 +++++++++++++++++++++++++++----
 2 files changed, 40 insertions(+), 6 deletions(-)

diff --git a/components/booking/DatePicker.tsx b/components/booking/DatePicker.tsx
index 62907e1603..ff28095c2a 100644
--- a/components/booking/DatePicker.tsx
+++ b/components/booking/DatePicker.tsx
@@ -15,12 +15,19 @@ const DatePicker = ({
   organizerTimeZone,
   inviteeTimeZone,
   eventLength,
+  date,
 }) => {
   const [calendar, setCalendar] = useState([]);
-  const [selectedMonth, setSelectedMonth]: number = useState();
-  const [selectedDate, setSelectedDate]: Dayjs = useState();
+  const [selectedMonth, setSelectedMonth] = useState<number>();
+  const [selectedDate, setSelectedDate] = useState<Dayjs>();
 
   useEffect(() => {
+    if (date) {
+      setSelectedDate(dayjs(date).tz(inviteeTimeZone));
+      setSelectedMonth(dayjs(date).tz(inviteeTimeZone).month());
+      return;
+    }
+
     setSelectedMonth(dayjs().tz(inviteeTimeZone).month());
   }, []);
 
diff --git a/pages/[user]/[type].tsx b/pages/[user]/[type].tsx
index 9716a3d52f..8c9c97b135 100644
--- a/pages/[user]/[type].tsx
+++ b/pages/[user]/[type].tsx
@@ -1,9 +1,9 @@
 import { useEffect, useState } from "react";
-import { GetServerSideProps } from "next";
+import { GetServerSideProps, GetServerSidePropsContext } from "next";
 import Head from "next/head";
 import { ChevronDownIcon, ClockIcon, GlobeIcon } from "@heroicons/react/solid";
 import { useRouter } from "next/router";
-import { Dayjs } from "dayjs";
+import dayjs, { Dayjs } from "dayjs";
 
 import prisma, { whereAndSelect } from "@lib/prisma";
 import { collectPageParameters, telemetryEventTypes, useTelemetry } from "../../lib/telemetry";
@@ -22,7 +22,9 @@ export default function Type(props): Type {
 
   const { isReady } = Theme(props.user.theme);
 
-  const [selectedDate, setSelectedDate] = useState<Dayjs>();
+  const [selectedDate, setSelectedDate] = useState<Dayjs>(() => {
+    return props.date && dayjs(props.date).isValid() ? dayjs(props.date) : null;
+  });
   const [isTimeOptionsOpen, setIsTimeOptionsOpen] = useState(false);
   const [timeFormat, setTimeFormat] = useState("h:mma");
   const telemetry = useTelemetry();
@@ -37,6 +39,26 @@ export default function Type(props): Type {
     setSelectedDate(date);
   };
 
+  useEffect(() => {
+    if (!selectedDate) {
+      return;
+    }
+
+    const formattedDate = selectedDate.utc().format("YYYY-MM-DD");
+
+    router.replace(
+      {
+        query: {
+          date: formattedDate,
+        },
+      },
+      undefined,
+      {
+        shallow: true,
+      }
+    );
+  }, [selectedDate]);
+
   const handleSelectTimeZone = (selectedTimeZone: string): void => {
     if (selectedDate) {
       setSelectedDate(selectedDate.tz(selectedTimeZone));
@@ -133,6 +155,7 @@ export default function Type(props): Type {
                 <p className="dark:text-gray-200 text-gray-600 mt-3 mb-8">{props.eventType.description}</p>
               </div>
               <DatePicker
+                date={selectedDate}
                 weekStart={props.user.weekStart}
                 onDatePicked={changeDate}
                 workingHours={props.workingHours}
@@ -160,7 +183,10 @@ export default function Type(props): Type {
   );
 }
 
-export const getServerSideProps: GetServerSideProps = async (context) => {
+export const getServerSideProps: GetServerSideProps = async (context: GetServerSidePropsContext) => {
+  const dateQuery = context.query?.date ?? null;
+  const date = Array.isArray(dateQuery) && dateQuery.length > 0 ? dateQuery.pop() : dateQuery;
+
   const user = await whereAndSelect(
     prisma.user.findFirst,
     {
@@ -226,6 +252,7 @@ export const getServerSideProps: GetServerSideProps = async (context) => {
   return {
     props: {
       user,
+      date,
       eventType,
       workingHours,
     },