'use client';

import { ProfileDataTable } from './profile-data-table';
import { useProfile } from './profile-provider';
import { useTRPC } from '@fenghuo/client';
import { useState, useEffect, useMemo } from 'react';
import { useQuery } from '@tanstack/react-query';

interface PaginationInfo {
	page: number;
	pageSize: number;
	totalPages: number;
	totalCount: number;
	hasNextPage: boolean;
	hasPreviousPage: boolean;
}

export function ProfileOverview() {
	const {
		handleAddEmployee,
		handleViewDetail,
		handleDeleteEmployee,
		registerRefetch,
	} = useProfile();

	const [currentPage, setCurrentPage] = useState(1);
	const [pageSize, setPageSize] = useState(10);
	const [searchValue, setSearchValue] = useState('');
	const [debouncedSearchValue, setDebouncedSearchValue] = useState('');
	const [selectedOrganizationIds, setSelectedOrganizationIds] = useState<string[]>([]);
	const [sortBy, setSortBy] = useState<string>('default');

	// 使用 useEffect 实现防抖
	useEffect(() => {
		const timer = setTimeout(() => {
			setDebouncedSearchValue(searchValue);
		}, 300);

		return () => clearTimeout(timer);
	}, [searchValue]);

	const trpc = useTRPC();

	// 修改搜索条件构建逻辑
	const searchConditions = useMemo(() => {
		const conditions: any = {};

		// 部门筛选条件 - 使用组织路径查询包含子组织
		if (selectedOrganizationIds.length > 0) {
			const organizationConditions = selectedOrganizationIds.flatMap(organizationId => [
				// 直接匹配当前组织
				{ organizationId: organizationId },
				// 匹配所有子组织（通过路径包含当前组织ID）
				{
					organization: {
						path: {
							contains: organizationId
						}
					}
				}
			]);

			conditions.OR = organizationConditions;
		}

		// 搜索条件
		if (debouncedSearchValue.trim()) {
			const searchTerm = debouncedSearchValue.trim();
			const baseConditions: any[] = [
				{ name: { contains: searchTerm, mode: 'insensitive' as const } },
				// 身份证号搜索
				{ idNum: { contains: searchTerm, mode: 'insensitive' as const } },
				// 证件号搜索
				{ paperId: { contains: searchTerm, mode: 'insensitive' as const } },
				// 身份搜索
				{ identity: { contains: searchTerm, mode: 'insensitive' as const } },
				// 等级搜索
				{ level: { contains: searchTerm, mode: 'insensitive' as const } },
				// 职务名称搜索
				{ dutyName: { contains: searchTerm, mode: 'insensitive' as const } },
				// 职务代码搜索
				{ dutyCode: { contains: searchTerm, mode: 'insensitive' as const } },
				// 组织名称搜索
				{ organization: { name: { contains: searchTerm, mode: 'insensitive' as const } } },
				// 代理职务
				{ metadata: { path: ['proxyDuty'], string_contains: searchTerm } },
				// 政治面貌搜索
				{ metadata: { path: ['politicalStatus'], string_contains: searchTerm } },
				// 党派职务搜索
				{ metadata: { path: ['partyPosition'], string_contains: searchTerm } },
				// 学历搜索
				{ metadata: { path: ['education'], string_contains: searchTerm } },
				// 学历形式搜索
				{ metadata: { path: ['educationForm'], string_contains: searchTerm } },
				// 学校专业搜索
				{ metadata: { path: ['schoolMajor'], string_contains: searchTerm } },
				// 籍贯搜索
				{ metadata: { path: ['native', 'province'], string_contains: searchTerm } },
				// 籍贯城市搜索
				{ metadata: { path: ['native', 'city'], string_contains: searchTerm } },
				// 籍贯县区搜索
				{ metadata: { path: ['native', 'county'], string_contains: searchTerm } },
			];

			// 性别搜索：支持"男"、"女"关键词
			if (searchTerm === '男' || searchTerm.toLowerCase() === 'male') {
				baseConditions.push({
					gender: {
						equals: 1,
					},
				});
			} else if (searchTerm === '女' || searchTerm.toLowerCase() === 'female') {
				baseConditions.push({
					gender: {
						not: 1,
					},
				});
			}

			// 如果同时有部门筛选和搜索条件，需要合并条件
			if (selectedOrganizationIds.length > 0) {
				const organizationConditions = selectedOrganizationIds.flatMap(organizationId => [
					// 直接匹配当前组织
					{ organizationId: organizationId },
					// 匹配所有子组织（通过路径包含当前组织ID）
					{
						organization: {
							path: {
								contains: organizationId
							}
						}
					}
				]);

				conditions.AND = [
					{
						OR: organizationConditions
					},
					{
						OR: baseConditions
					}
				];
			} else {
				conditions.OR = baseConditions;
			}
		}

		return conditions;
	}, [debouncedSearchValue, selectedOrganizationIds]);

	// 构建排序条件
	const orderByCondition = useMemo(() => {
		switch (sortBy) {
			case 'dutyLevelDown':
				return { dutyLevel: 'desc' as const };
			case 'dutyLevelUp':
				return { dutyLevel: 'asc' as const };
			case 'hireDateDown':
				return { hireDate: 'desc' as const };
			case 'hireDateUp':
				return { hireDate: 'asc' as const };
			case 'birthdayDown':
				return { birthday: 'desc' as const };
			case 'birthdayUp':
				return { birthday: 'asc' as const };
			default:
				return { createdAt: 'desc' as const };
		}
	}, [sortBy]);

	const { data: profileResponse, isLoading: profilesLoading, refetch } = useQuery({
		...trpc.profile.findManyWithPagination.queryOptions({
			where: {
				deletedAt: null,
				...searchConditions,
			},
			page: currentPage,
			pageSize: pageSize,
			orderBy: orderByCondition,
			include: {
				organization: {
					include: {
						children: true,
						parent: true,
						terms: {
							include: {
								taxonomy: true,
							}
						}
					},
				},
			},
		}),
	});

	// 注册refetch函数到provider
	useEffect(() => {
		registerRefetch(refetch);
	}, [registerRefetch, refetch]);

	// 搜索时重置到第一页
	useEffect(() => {
		if (debouncedSearchValue !== searchValue) {
			setCurrentPage(1);
		}
	}, [debouncedSearchValue, searchValue]);

	// 部门筛选时重置到第一页
	useEffect(() => {
		if (selectedOrganizationIds.length > 0) {
			setCurrentPage(1);
		}
	}, [selectedOrganizationIds]);
	const handlePageChange = (page: number) => {
		setCurrentPage(page);
	};

	const handlePageSizeChange = (size: number) => {
		setPageSize(size);
		setCurrentPage(1);
	};

	// 处理部门筛选变化
	const handleOrganizationChange = (organizationIds: string[]) => {
		setSelectedOrganizationIds(organizationIds);
		setCurrentPage(1); // 筛选时重置到第一页
	};

	// 修改现有的搜索变化处理
	const handleSearchChange = (value: string) => {
		setSearchValue(value);
		setCurrentPage(1); // 搜索时重置到第一页
	};

	// 处理排序变化
	const handleSortChange = (value: string) => {
		setSortBy(value);
		setCurrentPage(1); // 排序时重置到第一页
	};

	const pagination: PaginationInfo = {
		page: currentPage,
		pageSize: pageSize,
		totalPages: profileResponse?.totalPages || 0,
		totalCount: profileResponse?.totalCount || 0,
		hasNextPage: profileResponse?.hasNextPage || false,
		hasPreviousPage: profileResponse?.hasPreviousPage || false,
	};

	return (
		<div className="w-full">
			<ProfileDataTable
				data={profileResponse?.items || []}
				pagination={pagination}
				onPageChange={handlePageChange}
				onPageSizeChange={handlePageSizeChange}
				onAddEmployee={handleAddEmployee}
				onViewDetail={handleViewDetail}
				onDeleteEmployee={(profileId: string) => handleDeleteEmployee(profileId, refetch)}
				isLoading={profilesLoading}
				searchValue={searchValue}
				onSearchChange={handleSearchChange}
				// 添加部门筛选相关属性
				selectedOrganizationIds={selectedOrganizationIds}
				onOrganizationChange={handleOrganizationChange}
				// 添加排序相关属性
				sortBy={sortBy}
				onSortChange={handleSortChange}
			/>
		</div>
	);
}