package com.project.operation.application;

import com.project.base.domain.exception.BusinessErrorException;
import com.project.base.domain.result.PageResult;
import com.project.base.domain.result.Result;
import com.project.base.domain.utils.ExcelUtil;
import com.project.operation.application.impl.OperationLogApplicationService;
import com.project.operation.domain.dto.OperationLogDTO;
import com.project.operation.domain.dto.OperationLogExportDTO;
import com.project.operation.domain.param.OperationLogParam;
import com.project.operation.domain.service.SaveOperationLogDomainService;
import com.project.operation.domain.service.SearchOperationLogDomainService;
import jakarta.servlet.http.HttpServletResponse;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Async;
import org.springframework.stereotype.Service;

import java.text.SimpleDateFormat;
import java.util.List;

@Service
public class OperationLogApplicationServiceImpl implements OperationLogApplicationService {

    @Autowired
    private SaveOperationLogDomainService saveOperationLogDomainService;
    @Autowired
    private SearchOperationLogDomainService searchOperationLogDomainService;

    private static final String SHEET_NAME = "操作日志数据";
    private static final String EXCEL_FILENAME = "operationLog";
    private static final Integer PAGE_MAX_SIZE = 5001;
    private static final Integer PAGE_DEFAULT_CURRENT = 1;
    private static final String DATE_FORMAT = "yyyy-MM-dd HH:mm:ss";

    /**
     * 保存日志
     */
    @Override
    public void saveOperationLog(OperationLogDTO operationLogDTO) {
        saveOperationLogDomainService.saveOperationLog(operationLogDTO);
    }

    /**
     * 查询日志
     */
    @Override
    public Result<PageResult<OperationLogDTO>> list(OperationLogParam param) {
        return searchOperationLogDomainService.list(param);
    }

    @Override
    @Async("asycExecutor")
    public void saveOperationLogAsync(OperationLogDTO operationLogDTO) {
        this.saveOperationLog(operationLogDTO);
    }

    /**
     * 导出日志
     */
    @Override
    public void export(HttpServletResponse response, OperationLogParam param) {
        //获取日志列表
        param.setSize(PAGE_MAX_SIZE);
        param.setCurrent(PAGE_DEFAULT_CURRENT);

        List<OperationLogDTO> operationLogDTOList = searchOperationLogDomainService.list(param).getData().getContent();

        if (operationLogDTOList.size() == PAGE_MAX_SIZE) {
            throw new BusinessErrorException("最大条数限制5000条超过最大限制不允许导出");
        }

        SimpleDateFormat sdf = new SimpleDateFormat(DATE_FORMAT);

        List<OperationLogExportDTO> operationLogExportDTOList = new java.util.ArrayList<>(operationLogDTOList.size());
        for (OperationLogDTO dto : operationLogDTOList) {
            OperationLogExportDTO exportDTO = dto.toEntity(OperationLogExportDTO::new);
            // 格式化操作时间为字符串
            if (dto.getCreateTime() != null) {
                exportDTO.setCreateTime(sdf.format(dto.getCreateTime()));
            }
            operationLogExportDTOList.add(exportDTO);
        }

        ExcelUtil<OperationLogExportDTO> util = new ExcelUtil<>();
        util.exportExcel(response, operationLogExportDTOList, SHEET_NAME, EXCEL_FILENAME, OperationLogExportDTO.class);
    }

}