import ConversationsSvg from '@/assets/icons/svg/conversations.svg';
import StoriesSvg from '@/assets/icons/svg/stories.svg';
import CarouselComponent from '@/components/owner/carousel';

import CreateCountComponent from '@/components/owner/createCount';
import Ranking from '@/components/owner/ranking';
import MemberCard from '@/components/owner/rights/memberCard';
import SkeletonOwner from '@/components/owner/SkeletonOwner';
import UserInfo from '@/components/owner/userName';
import { checkAuthStatus } from '@/lib/auth';
import { fetchApi } from '@/lib/server-api-util';
import { CountData, UserInfoDetails } from '@/types/user';
import { useFocusEffect, useRouter } from 'expo-router';
import { useCallback, useEffect, useState } from 'react';
import { useTranslation } from 'react-i18next';
import { FlatList, StyleSheet, View } from 'react-native';
import { useSafeAreaInsets } from "react-native-safe-area-context";

export default function OwnerPage() {
    const insets = useSafeAreaInsets();
    const { t } = useTranslation();
    const router = useRouter();

    // 添加页面挂载状态
    const [isMounted, setIsMounted] = useState(false);

    useEffect(() => {
        const checkAuth = async () => {
            const authStatus = await checkAuthStatus(router);
            if (!authStatus) {
                router.push('/login');
            }
        };
        checkAuth();
    }, [router]);

    // 数据统计
    const [countData, setCountData] = useState<CountData>({} as CountData);

    // 获取数量统计 --- 需要轮询
    const getCountData = () => {
        fetchApi("/material/statistics").then((res) => {
            setCountData(res as CountData);
        });

    }

    // 获取用户信息
    const [userInfoDetails, setUserInfoDetails] = useState<UserInfoDetails>({} as UserInfoDetails);

    // 优化getUserInfo函数，添加挂载状态检查
    const getUserInfo = useCallback(() => {
        fetchApi("/membership/personal-center-info").then((res) => {
            // 只有在组件挂载时才更新状态
            if (isMounted) {
                setUserInfoDetails(res as UserInfoDetails);
            }
        })
    }, [isMounted]);

    // 设计轮询获取数量统计
    useFocusEffect(
        useCallback(() => {
            // 当页面获取焦点时开始轮询
            const interval = setInterval(() => {
                getCountData();
            }, 5000);

            // 立即执行一次
            getCountData();

            // 当页面失去焦点时清除定时器
            return () => clearInterval(interval);
        }, []) // 空依赖数组，因为 getCountData 是稳定的
    );

    // 初始化获取用户信息
    useEffect(() => {
        let isActive = true;

        const initialize = async () => {
            try {
                await getUserInfo();
            } catch (error) {
                console.error('初始化失败:', error);
            } finally {
                if (isActive) {
                    setIsMounted(true);
                }
            }
        };

        initialize();

        return () => {
            isActive = false;
        };
    }, [getUserInfo]);

    // 如果组件未完全加载，显示骨架屏
    if (!isMounted) {
        return (
            <View style={[styles.container, { paddingTop: insets.top }]}>
                <SkeletonOwner />
            </View>
        );
    }

    return (
        <View style={[styles.container, { paddingTop: insets.top }]}>
            <FlatList
                data={[]} // 空数据，因为我们只需要渲染一次
                renderItem={null} // 不需要渲染项目
                contentContainerStyle={styles.contentContainer}
                showsVerticalScrollIndicator={false}
                ListHeaderComponent={
                    <View style={{ gap: 16 }}>
                        {/* 用户信息 */}
                        <UserInfo userInfo={userInfoDetails} />

                        {/* 会员卡 */}
                        <MemberCard pro={userInfoDetails?.membership_level} />

                        {/* 分类 */}
                        <View style={{ marginHorizontal: -16, marginBottom: -16 }}>
                            <CarouselComponent data={userInfoDetails?.material_counter} />
                        </View>

                        {/* 作品数据 */}
                        <View className='flex flex-row justify-between gap-[1rem]'>
                            <CreateCountComponent title={t("generalSetting.storiesCreated", { ns: "personal" })} icon={<StoriesSvg width={30} height={30} />} number={userInfoDetails.stories_count} />
                            <CreateCountComponent title={t("generalSetting.conversationsWithMemo", { ns: "personal" })} icon={<ConversationsSvg width={30} height={30} />} number={userInfoDetails.conversations_count} />
                        </View>

                        {/* 排行榜 */}
                        <Ranking data={userInfoDetails.title_rankings} />
                    </View>
                }
                // 优化性能：添加 getItemLayout
                getItemLayout={(data, index) => (
                    { length: 1000, offset: 1000 * index, index }
                )}
            />
        </View>
    );
}

const styles = StyleSheet.create({
    container: {
        flex: 1,
        backgroundColor: 'white',
        paddingBottom: 86,
    },
    contentContainer: {
        paddingHorizontal: 16,
    },
    resourceContainer: {
        flexDirection: 'row',
        alignItems: 'center',
        justifyContent: 'space-between',
        backgroundColor: "#4C320C",
        paddingVertical: 8,
        paddingHorizontal: 32,
        borderRadius: 18,
    },
    text: {
        fontSize: 12,
        fontWeight: '700',
        color: '#FFB645',
    },
    secondText: {
        fontSize: 16,
        fontWeight: '700',
        color: '#fff',
    },
    userInfo: {
        flexDirection: 'row',
        alignItems: 'center',
        padding: 16,
    },
    medal: {
        marginLeft: 16,
    },
    backButton: {
        padding: 4,
    },
    headerTitle: {
        fontSize: 18,
        fontWeight: '600',
        color: '#333',
    },
    content: {
        flex: 1,
    },
    profileSection: {
        backgroundColor: '#fff',
        padding: 20,
        flexDirection: 'row',
        alignItems: 'center',
        marginBottom: 10,
    },
    avatarContainer: {
        marginRight: 16,
    },
    avatar: {
        width: 70,
        height: 70,
        borderRadius: 35,
        borderWidth: 2,
        borderColor: '#FFD38D',
    },
    profileInfo: {
        flex: 1,
    },
    userName: {
        fontSize: 18,
        fontWeight: '600',
        color: '#333',
        marginBottom: 4,
    },
    userPhone: {
        fontSize: 14,
        color: '#666',
    },
    editButton: {
        flexDirection: 'row',
        alignItems: 'center',
        padding: 8,
        borderWidth: 1,
        borderColor: '#eee',
        borderRadius: 15,
    },
    editButtonText: {
        marginLeft: 4,
        color: '#666',
        fontSize: 14,
    },
    menuContainer: {
        backgroundColor: '#fff',
        paddingHorizontal: 16,
    },
    menuItem: {
        flexDirection: 'row',
        alignItems: 'center',
        paddingVertical: 16,
        borderBottomWidth: 1,
        borderBottomColor: '#f5f5f5',
    },
    menuItemText: {
        flex: 1,
        marginLeft: 12,
        fontSize: 16,
        color: '#333',
    },
    arrowIcon: {
        marginLeft: 'auto',
    },
});