//import { Link } from "expo-router";
import {
  FlatList,
  Image,
  SafeAreaView,
  Text,
  TouchableOpacity,
  View,
} from "react-native";
// import images from "@/constants/images";
import icons from "@/constants/icons";
import Search from "@/components/Search";
import { useGlobalContext } from "@/lib/globalProvider";
import { Card, FeaturedCard } from "@/components/Cards";
import Filters from "@/components/Filters";
// import { cars, featuredCars } from "@/constants/data";
import { router } from 'expo-router';
import { useEffect, useState } from "react";
import { getCars, getFeaturedCars } from "@/lib/database";

export default function Index() {
  const { user } = useGlobalContext();
  const [cars, setCars] = useState<any[]>([]);
  const [featuredCars, setFeaturedCars] = useState<any[]>([]);
  const [isLoading, setIsLoading] = useState(false);

  const fetchCars = async (query?: string) => {
    try {
      setIsLoading(true);
      const fetchedCars = await getCars(query);
      setCars(fetchedCars);
    } catch (error) {
      console.error('Error fetching cars:', error);
    } finally {
      setIsLoading(false);
    }
  };

  useEffect(() => {
    fetchCars();
    getFeaturedCars().then(setFeaturedCars);
  }, []);

  const handleSearch = async (query: string) => {
    await fetchCars(query);
  };

  return (
    <SafeAreaView className={"bg-white h-full"}>
      <FlatList
        data={cars}
        renderItem={({ item }) => <Card data={item} />}
        keyExtractor={(item) => item.$id}
        numColumns={2}
        ListHeaderComponent={
          <View>
            {/* User Info */}
            <View className="px-5 pt-5 flex-row items-center justify-between">
              <View>
                <Text className="text-2xl font-bold">Welcome back,</Text>
                <Text className="text-lg text-gray-500">{user?.name}</Text>
              </View>
              <TouchableOpacity>
                <Image 
                  source={{ uri: user?.avatar }} 
                  className="w-12 h-12 rounded-full"
                />
              </TouchableOpacity>
            </View>

            {/* Search */}
            <View className="px-5 mt-5">
              <Search onSearch={handleSearch} />
            </View>

            {/* Featured Section */}
            <View className={"my-5"}>
              <View className={"flex flex-row items-center justify-between"}>
                <Text className={"capitalize font-bold text-base"}>featured</Text>
                <TouchableOpacity>
                  <Text className={"capitalize text-base text-blue-500"}>see all</Text>
                </TouchableOpacity>
              </View>
              <FlatList
                data={featuredCars}
                renderItem={({ item }) => <FeaturedCard data={item} />}
                keyExtractor={(item) => item.$id}
                horizontal={true}
                bounces={false}
                showsHorizontalScrollIndicator={false}
                contentContainerClassName={"flex gap-3 mt-5"}
              />
            </View>
            
            {/* Latest Cars Section */}
            <View className={"flex flex-row items-center justify-between"}>
              <Text className={"capitalize font-bold text-base"}>latest cars</Text>
              <TouchableOpacity>
                <Text className={"capitalize font-bold"}>see all</Text>
              </TouchableOpacity>
            </View>
            <Filters />
          </View>
        }
        contentContainerClassName={"pb-32"}
        columnWrapperClassName={"flex flex-row gap-5 px-5"}
        showsVerticalScrollIndicator={false}
        refreshing={isLoading}
        onRefresh={() => fetchCars()}
      />
      {/* Add Car Button */}
      <TouchableOpacity 
        onPress={() => router.push('/cars/new')}
        className="absolute bottom-8 right-8 bg-blue-500 rounded-full p-4 shadow-lg"
      >
        <View className="bg-white rounded-full p-2 mb-14">
          <Image source={icons.bed} className="size-6" tintColor="black" />
        </View>
      </TouchableOpacity>
    </SafeAreaView>
  );
}