From aaf22c568df8c2df92055a625cd0b2d3b3d5462e Mon Sep 17 00:00:00 2001
From: mitjapotocin <mitja.potocin@gmail.com>
Date: Thu, 13 Jan 2022 20:24:51 +0100
Subject: [PATCH] #34: Search, zoom, position in url params

---
 src/components/DoctorCard/Info/index.js | 12 ++++++++++-
 src/components/Doctors/index.js         | 27 ++++++++++++++++++++++---
 src/components/Filters/Search.js        | 18 ++++++++++++-----
 3 files changed, 48 insertions(+), 9 deletions(-)

diff --git a/src/components/DoctorCard/Info/index.js b/src/components/DoctorCard/Info/index.js
index fe6aa841..144256c1 100644
--- a/src/components/DoctorCard/Info/index.js
+++ b/src/components/DoctorCard/Info/index.js
@@ -1,5 +1,6 @@
-import { useNavigate, useParams } from 'react-router-dom';
+import { useNavigate, useParams, useSearchParams } from 'react-router-dom';
 import { CardContent, Stack, Typography } from '@mui/material';
+import { useEffect } from 'react';
 
 import { useLeafletContext } from 'context/leafletContext';
 
@@ -13,6 +14,7 @@ const Info = function Info({ doctor, handleZoom = () => {}, isMarker = false })
   const { lng } = useParams();
   const { map } = useLeafletContext();
   const [type, ageGroup] = doctor.type.split('-');
+  const [searchParams, setSearchParams] = useSearchParams();
 
   const navigate = useNavigate();
 
@@ -22,6 +24,14 @@ const Info = function Info({ doctor, handleZoom = () => {}, isMarker = false })
 
   const path = `/${lng}/${drPath}/${slug}/${instId}`;
 
+  useEffect(() => {
+    setSearchParams({
+      query: searchParams.get('query') || '',
+      zoom: map?.getZoom() || '',
+      center: map?.getCenter() || '',
+    });
+  }, [setSearchParams, map, searchParams]);
+
   const handleDoctorCard = (event, isReportError) => {
     event.preventDefault();
 
diff --git a/src/components/Doctors/index.js b/src/components/Doctors/index.js
index 571a4b8d..da8d77ee 100644
--- a/src/components/Doctors/index.js
+++ b/src/components/Doctors/index.js
@@ -1,5 +1,5 @@
 import { useEffect, useMemo, useState } from 'react';
-import { useLocation } from 'react-router-dom';
+import { useLocation, useSearchParams } from 'react-router-dom';
 
 import { useTranslation } from 'react-i18next';
 import L from 'leaflet';
@@ -22,6 +22,23 @@ import MapOnlySnackbar from './MapOnlySnackbar';
 import * as Styled from './styles';
 import { withErrorBoundary } from '../Shared/ErrorBoundary';
 
+const getCenterFromSearchParams = params => {
+  if (!params) {
+    return undefined;
+  }
+
+  const center = params
+    .replace(/[A-Za-z()]/g, '')
+    .split(', ')
+    .map(n => parseFloat(n, 10));
+
+  if (center.length === 2 && center.every(n => typeof n === 'number')) {
+    return center;
+  }
+
+  return undefined;
+};
+
 const { GEO_LOCATION, BOUNDS } = MAP;
 
 const corner1 = L.latLng(...Object.values(BOUNDS.southWest));
@@ -61,8 +78,12 @@ const Doctors = function Doctors({ itemsPerPage = 10, useShow }) {
     map.flyTo([lat, lon], MAP.MAX_ZOOM);
   };
 
-  const zoom = state?.zoom ?? MAP.ZOOM;
-  const center = state?.center ?? MAP.GEO_LOCATION.SL_CENTER;
+  const [searchParams] = useSearchParams();
+
+  const searchParamsZoom = !!searchParams.get('zoom') && parseInt(searchParams.get('zoom'), 10);
+  const searchParamsCenter = getCenterFromSearchParams(searchParams.get('center'));
+  const zoom = searchParamsZoom || state?.zoom || MAP.ZOOM;
+  const center = searchParamsCenter || state?.center || MAP.GEO_LOCATION.SL_CENTER;
 
   const areDoctors = Array.isArray(doctors) && doctors.length !== 0;
   const dataLoading = !Array.isArray(doctors);
diff --git a/src/components/Filters/Search.js b/src/components/Filters/Search.js
index d9c4183f..89e2ceb3 100644
--- a/src/components/Filters/Search.js
+++ b/src/components/Filters/Search.js
@@ -1,21 +1,29 @@
-import { useLocation } from 'react-router-dom';
-
+import { useSearchParams, useLocation } from 'react-router-dom';
 import * as Icons from 'components/Shared/Icons';
 import { useFilter } from 'context/filterContext';
-import { useState, useRef } from 'react';
+import { useState, useEffect, useRef } from 'react';
 import { useDebounce } from 'hooks';
 import { t } from 'i18next';
 import * as Styled from './styles';
 
 const Search = function Search() {
   const { state } = useLocation();
-  const { setSearchValue } = useFilter();
 
+  const { setSearchValue } = useFilter();
+  const [searchParams, setSearchParams] = useSearchParams();
   const defaultValue = state?.searchValue ?? '';
-  const [value, setValue] = useState(defaultValue);
+  const [value, setValue] = useState(searchParams.get('query') || defaultValue);
 
   const inputRef = useRef(null);
 
+  useEffect(() => {
+    setSearchParams({
+      query: value || '',
+      zoom: searchParams.get('zoom') || '',
+      center: searchParams.get('center') || '',
+    });
+  }, [setSearchParams, value, searchParams]);
+
   const clearValue = () => {
     setValue('');
     inputRef.current.focus();