From cd4f43d9718337aaf0f13b3c5cf278a04281f701 Mon Sep 17 00:00:00 2001
From: Georgi Parlakov <gparlakov@gmail.com>
Date: Fri, 1 Nov 2024 09:30:30 +0200
Subject: [PATCH] feat: search campaigns prototype

---
 README.md                                     |  2 +
 .../client/campaigns/CampaignFilter.tsx       | 65 ++++++++++++++++++-
 2 files changed, 64 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index 333133d46..08cb004bc 100644
--- a/README.md
+++ b/README.md
@@ -100,7 +100,9 @@ Watch releases of this repository to be notified about future updates:
 ## Contributors ✨
 
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
+
 [![All Contributors](https://img.shields.io/badge/all_contributors-85-orange.svg?style=flat-square)](#contributors-)
+
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 Please check [contributors guide](https://github.com/podkrepi-bg/frontend/blob/master/CONTRIBUTING.md) for:
diff --git a/src/components/client/campaigns/CampaignFilter.tsx b/src/components/client/campaigns/CampaignFilter.tsx
index 90f77afdb..fed2b9ec0 100644
--- a/src/components/client/campaigns/CampaignFilter.tsx
+++ b/src/components/client/campaigns/CampaignFilter.tsx
@@ -1,6 +1,15 @@
 import React, { useMemo, useState } from 'react'
 import { styled } from '@mui/material/styles'
-import { Box, CircularProgress, Grid, IconButton, Typography } from '@mui/material'
+import {
+  Box,
+  CircularProgress,
+  Grid,
+  IconButton,
+  TextField,
+  TextFieldProps,
+  Typography,
+} from '@mui/material'
+import { debounce } from 'lodash'
 import { useCampaignList } from 'common/hooks/campaigns'
 import CampaignsList from './CampaignsList'
 import { CampaignResponse } from 'gql/campaigns'
@@ -79,19 +88,64 @@ const categories: {
   others: {},
 }
 
+export type SearchFieldProps = TextFieldProps & {
+  debounceMs?: number
+  onSearch: (v: string) => void
+}
+export function SearchField({ debounceMs, onSearch, ...textProps }: SearchFieldProps) {
+  const debounceSearch = useMemo(
+    () => debounce(onSearch, debounceMs, { leading: false, trailing: true }),
+    [],
+  )
+
+  const handleSearch = (event: React.ChangeEvent<HTMLInputElement>) => {
+    event.preventDefault()
+    const searchText = event.target.value
+    const normalizedText = typeof searchText === 'string' ? searchText.trim() : ''
+    Number(debounceMs) > 0 ? debounceSearch(normalizedText) : onSearch(normalizedText)
+  }
+  return (
+    <TextField
+      label="Search"
+      type="search"
+      variant="outlined"
+      size="small"
+      onChange={handleSearch}
+      sx={{ minWidth: 250 }}
+      {...textProps}
+    />
+  )
+}
+
 export default function CampaignFilter() {
   const { t } = useTranslation()
   const { data: campaigns, isLoading } = useCampaignList(true)
   const [selectedCategory, setSelectedCategory] = useState<string>('ALL')
+  const [searchValue, setSearchValue] = useState('')
+
   // TODO: add filters&sorting of campaigns so people can select based on personal preferences
-  const campaignToShow = useMemo<CampaignResponse[]>(() => {
+  const filteredCampaigns = useMemo<CampaignResponse[]>(() => {
     if (selectedCategory === 'ALL') {
       return campaigns ?? []
     }
     return (
       campaigns?.filter((campaign) => campaign.campaignType.category === selectedCategory) ?? []
     )
-  }, [campaigns, selectedCategory])
+  }, [campaigns, selectedCategory, searchValue])
+
+  const campaignToShow = useMemo<CampaignResponse[]>(() => {
+    if (searchValue == null || searchValue === '') {
+      return filteredCampaigns
+    }
+
+    return (
+      filteredCampaigns?.filter((c) =>
+        typeof searchValue === 'string' && searchValue != ''
+          ? c.title?.toLocaleLowerCase()?.includes(searchValue)
+          : true,
+      ) ?? []
+    )
+  }, [filteredCampaigns, searchValue])
 
   return (
     <>
@@ -134,6 +188,11 @@ export default function CampaignFilter() {
               </IconButton>
             </Grid>
           </Grid>
+          <Grid container>
+            <Grid item sx={{ my: 5 }}>
+              <SearchField onSearch={setSearchValue} debounceMs={300} />
+            </Grid>
+          </Grid>
         </Root>
       </Grid>
       {isLoading ? (