package com.fzzy.common.manager;

import com.fzzy.igds.data.ExportWordParam;
import com.fzzy.igds.service.FileService;
import com.fzzy.igds.service.InoutNoticeService;
import com.fzzy.igds.utils.WordUtil;
import com.ruoyi.common.utils.StringUtils;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;
import javax.annotation.Resource;
import javax.servlet.http.HttpServletResponse;
import java.io.File;

/**
 * @Description 导出预览下载业务处理
 * @Author CZT
 * @Date 2025/12/29 10:56
 */
@Slf4j
@Component
public class ExportManager {

    @Resource
    private FileService fileService;
    @Resource
    private InoutNoticeService noticeService;

    /**
     * 渲染模板保存并下载
     * @param param
     * @param response
     */
    public void renderWordDownload(ExportWordParam param, HttpServletResponse response) {
        try {
            if(null == param || StringUtils.isBlank(param.getEntityName())){
                log.error("业务类型为空，不执行导出！");
                return;
            }

            String templateName = null;
            //数据封装渲染
            if("InoutNoticeIn".equals(param.getEntityName())){
                templateName = "入库通知单.docx";
            }
            if("InoutNoticeOut".equals(param.getEntityName())){
                templateName = "出库通知单.docx";
            }

            if(StringUtils.isBlank(templateName)){
                log.error("模板名称为空，不执行导出！");
                return;
            }

            //获取模板路径
            String templatePath = fileService.getFileSavePath("TEMPLATE");
            File file = new File(templatePath + templateName);
            if (!file.exists()) {
                log.error("模板文件不存在，不执行导出！");
                return;
            }

            //获取文件保存路径,以库区分开
            String savePath = fileService.getFileSavePath(null);

            param.setTemplatePath(templatePath);
            param.setTemplateName(templateName);
            param.setSavePath(savePath);

            //数据封装渲染
            if("InoutNoticeIn".equals(param.getEntityName())){
                templateName = "入库通知单.docx";
                param = noticeService.handleInData(param);
            }
            if("InoutNoticeOut".equals(param.getEntityName())){
                templateName = "出库通知单.docx";
                param = noticeService.handleOutData(param);
            }

            //保存
            if (null != param.getDataList() && param.getDataList().size() > 1) {
                WordUtil.exportMoreWord(param);
            }else {
                WordUtil.exportWord(param);
            }

            // 下载生成的Word文档
            WordUtil.download(savePath, templateName, response);

        } catch (Exception e) {
            log.error("下载文件失败", e);
        }
    }

    /**
     * 渲染模板保存并下载
     *
     * @param response
     */
    public void downloadInoutExcel(HttpServletResponse response) {
        try {

            String savePath = fileService.getFileSavePath("TEMPLATE");
            String templateName = "出入库数据模板.xlsx";

            //下载文档
            WordUtil.download(savePath, templateName, response);

        } catch (Exception e) {
            log.error("下载文件失败", e);
        }
    }

}