package com.ruoyi.account.service.impl;


import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ruoyi.account.dto.AccountDto2;
import com.ruoyi.account.dto.AccountDto3;
import com.ruoyi.account.mapper.AccountIncomeMapper;
import com.ruoyi.account.pojo.AccountIncome;
import com.ruoyi.account.service.AccountIncomeService;
import com.ruoyi.common.utils.poi.ExcelUtil;
import com.ruoyi.dto.DateQueryDto;
import com.ruoyi.project.system.domain.SysDictData;
import com.ruoyi.project.system.mapper.SysDictDataMapper;
import lombok.AllArgsConstructor;
import org.springframework.stereotype.Service;

import javax.servlet.http.HttpServletResponse;
import java.math.BigDecimal;
import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

@AllArgsConstructor
@Service
public class AccountIncomeServiceImpl extends ServiceImpl<AccountIncomeMapper, AccountIncome> implements AccountIncomeService {

    private AccountIncomeMapper accountIncomeMapper;

    private SysDictDataMapper sysDictDataMapper;


    //分页查询
    @Override
    public IPage<AccountIncome> accountIncomeListPage(Page page, AccountIncome accountIncome) {
        return accountIncomeMapper.accountIncomeListPage(page,accountIncome);
    }

    //导出
    @Override
    public void accountIncomeExport(HttpServletResponse response, AccountIncome accountIncome) {
        List<AccountIncome> accountIncomes =accountIncomeMapper.accountIncomeExport(accountIncome);
        ExcelUtil<AccountIncome> util = new ExcelUtil<AccountIncome>(AccountIncome.class);
        util.exportExcel(response, accountIncomes, "收入管理导出");
    }

    //财务报表年查询
    @Override
    public List<AccountDto3> reportIncome() {
        List<AccountDto3> accountDto3s = new ArrayList<>();
        //先查询收入类型有哪些
        List<SysDictData> incomeTypes = sysDictDataMapper.selectDictDataByType("income_types");
        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
        int currentYear = LocalDate.now().getYear(); // 获取当前年份（如2025）
        for (SysDictData incomeType : incomeTypes) {
            AccountDto3 accountDto3 = new AccountDto3();
            accountDto3.setTypeName(incomeType.getDictLabel());//类型
            List<BigDecimal> account=new ArrayList<>();
            for (int i = 1; i <= 12; i++) {
                // 当月第一天：年份为当前年，月份为i，日期为1
                LocalDate firstDay = LocalDate.of(currentYear, i, 1);
                DateQueryDto dateQueryDto = new DateQueryDto();
                dateQueryDto.setEntryDateStart(firstDay.format(formatter));
                // 当月最后一天：第一天的月份的最后一天
                dateQueryDto.setEntryDateEnd(firstDay.plusMonths(1).minusDays(1).format(formatter));
                account.add(accountIncomeMapper.report1(dateQueryDto,incomeType.getDictValue()));
            }
            accountDto3.setAccount(account);//类型
            accountDto3s.add(accountDto3);
        }
        return accountDto3s;
    }
}