add upload and search implemented

app/(root)/(tabs)/index.tsx

@@ -19,27 +19,32 @@ import { useEffect, useState } from "react";
 import { getCars, getFeaturedCars } from "@/lib/database";
 
 export default function Index() {
-  const { user, refetch } = useGlobalContext();
+  const { user } = useGlobalContext();
   const [cars, setCars] = useState<any[]>([]);
   const [featuredCars, setFeaturedCars] = useState<any[]>([]);
+  const [isLoading, setIsLoading] = useState(false);
 
-  useEffect(() => {
-    const fetchData = async () => {
+  const fetchCars = async (query?: string) => {
     try {
-        const [allCars, featured] = await Promise.all([
-          getCars(),
-          getFeaturedCars()
-        ]);
-        setCars(allCars);
-        setFeaturedCars(featured);
+      setIsLoading(true);
+      const fetchedCars = await getCars(query);
+      setCars(fetchedCars);
     } catch (error) {
-        console.error('Error fetching data:', error);
+      console.error('Error fetching cars:', error);
+    } finally {
+      setIsLoading(false);
     }
   };
 
-    fetchData();
+  useEffect(() => {
+    fetchCars();
+    getFeaturedCars().then(setFeaturedCars);
   }, []);
 
+  const handleSearch = async (query: string) => {
+    await fetchCars(query);
+  };
+
   return (
     <SafeAreaView className={"bg-white h-full"}>
       <FlatList
@@ -65,7 +70,7 @@ export default function Index() {
 
             {/* Search */}
             <View className="px-5 mt-5">
-              <Search />
+              <Search onSearch={handleSearch} />
             </View>
 
             {/* Featured Section */}
@@ -100,6 +105,8 @@ export default function Index() {
         contentContainerClassName={"pb-32"}
         columnWrapperClassName={"flex flex-row gap-5 px-5"}
         showsVerticalScrollIndicator={false}
+        refreshing={isLoading}
+        onRefresh={() => fetchCars()}
       />
       {/* Add Car Button */}
       <TouchableOpacity 

components/Search.tsx

@@ -1,8 +1,35 @@
-import React from 'react';
+import React, { useState, useEffect } from 'react';
 import { View, TextInput, TouchableOpacity, Image } from 'react-native';
 import icons from '@/constants/icons';
 
-const Search = () => {
+interface Props {
+  onSearch: (query: string) => void;
+}
+
+export function useDebounce<T>(value: T, delay: number = 500): T {
+  const [debouncedValue, setDebouncedValue] = useState<T>(value);
+
+  useEffect(() => {
+    const timer = setTimeout(() => {
+      setDebouncedValue(value);
+    }, delay);
+
+    return () => {
+      clearTimeout(timer);
+    };
+  }, [value, delay]);
+
+  return debouncedValue;
+}
+
+const Search = ({ onSearch }: Props) => {
+  const [searchQuery, setSearchQuery] = useState('');
+  const debouncedQuery = useDebounce(searchQuery);
+
+  React.useEffect(() => {
+    onSearch(debouncedQuery);
+  }, [debouncedQuery]);
+
   return (
     <View className="flex-row items-center bg-gray-100 rounded-full px-4 py-2">
       <Image source={icons.search} className="w-5 h-5 mr-2" />
@@ -10,12 +37,17 @@ const Search = () => {
         placeholder="Search cars..."
         className="flex-1"
         placeholderTextColor="#666"
+        value={searchQuery}
+        onChangeText={setSearchQuery}
       />
-      <TouchableOpacity>
-        <Image source={icons.filter} className="w-5 h-5" />
+      {searchQuery ? (
+        <TouchableOpacity onPress={() => setSearchQuery('')}>
+          <Image source={icons.backArrow} className="w-5 h-5" />
         </TouchableOpacity>
+      ) : null}
     </View>
   );
 };
     
+
 export default Search;

lib/database.ts

@@ -37,12 +37,21 @@ export async function createCar(carData: Omit<Car, 'id' | 'createdAt'>) {
     }
 }
 
-export async function getCars() {
+export async function getCars(searchQuery?: string) {
     try {
+        const queries = [Query.orderDesc('$createdAt')];
+        
+        if (searchQuery) {
+            const searchTerm = searchQuery.toLowerCase();
+            queries.push(
+                Query.search('title', searchTerm)
+            );
+        }
+
         const response = await databases.listDocuments(
             config.databaseId!,
             config.carId!,
-            [Query.orderDesc('$createdAt')]
+            queries
         );
         return response.documents;
     } catch (error) {