import { View } from "react-native";
import { useEffect, useState } from "react";
import { Heading } from "@/components/ui/heading";
import { FlatList } from "react-native";
import axios from "axios";
import UserBlock from "@/components/UserBlock";
import { useAuthStore } from "@/store/authStore";

export function UserSection({ notices, title }) {
  const token = useAuthStore((state) => state.token);
  const headers = token ? { Authorization: `Bearer ${token}` } : {};
  const [users, setUsers] = useState([]);

  useEffect(() => {
    if (token) {
      axios
        .get("https://hopp.zikor.pl/api/v1/clients/get/all", {
          headers: headers,
        })
        .then((res) => setUsers(res.data))
        .catch(() => setUsers([]));
    }
  }, [token]);

  const usersWithNoticeCount = users.map((user) => {
    const count = notices.filter((n) => n.clientId === user.id).length;
    return { ...user, noticeCount: count };
  });

  const topUsers = usersWithNoticeCount
    .sort((a, b) => b.noticeCount - a.noticeCount)
    .slice(0, 5);

  return (
    <View className="mb-6">
      <Heading className="text-2xl font-bold mb-4 mt-4">{title}</Heading>
      <FlatList
        data={topUsers}
        horizontal
        showsHorizontalScrollIndicator={false}
        contentContainerStyle={{ paddingHorizontal: 8, gap: 12 }}
        renderItem={({ item }) => {
          return <UserBlock user={item} />;
        }}
      />
    </View>
  );
}