package com.skua.modules.emergency.controller;

import com.alibaba.fastjson.JSON;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.core.toolkit.ObjectUtils;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.skua.core.api.vo.Result;
import com.skua.core.aspect.annotation.AutoLog;
import com.skua.core.query.QueryGenerator;
import com.skua.modules.emergency.entity.EmergencyCarts;
import com.skua.modules.emergency.entity.EmergencyEvents;
import com.skua.modules.emergency.entity.EmergencyEventsCart;
import com.skua.modules.emergency.service.IEmergencyCartsService;
import com.skua.modules.emergency.service.IEmergencyEventsCartService;
import com.skua.modules.emergency.service.IEmergencyEventsService;
import com.skua.modules.flow.business.service.FlowBusinessService;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.jeecgframework.poi.excel.ExcelImportUtil;
import org.jeecgframework.poi.excel.def.NormalExcelConstants;
import org.jeecgframework.poi.excel.entity.ExportParams;
import org.jeecgframework.poi.excel.entity.ImportParams;
import org.jeecgframework.poi.excel.view.JeecgEntityExcelView;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.CollectionUtils;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import java.util.*;
import java.util.stream.Collectors;

 /**
 * 应急车辆
 */
@Slf4j
@Api(tags="应急车辆")
@RestController
@RequestMapping("/emergency/emergencyCarts")
public class EmergencyCartsController {
	@Autowired
	private IEmergencyCartsService emergencyCartsService;
	 @Autowired
	 private IEmergencyEventsService emergencyEventsService;
	 @Autowired
	 private IEmergencyEventsCartService emergencyEventsCartService;
	 @Autowired
	 private FlowBusinessService flowBusinessService;
	/**
	  * 分页列表查询
	 * @param emergencyCarts
	 * @param pageNo
	 * @param pageSize
	 * @param req
	 * @return
	 */
	@AutoLog(value = "应急车辆-分页列表查询")
	@ApiOperation(value="应急车辆-分页列表查询", notes="应急车辆-分页列表查询")
	@GetMapping(value = "/list")
	public Result<IPage<EmergencyCarts>> queryPageList(EmergencyCarts emergencyCarts,
									  @RequestParam(name="pageNo", defaultValue="1") Integer pageNo,
									  @RequestParam(name="pageSize", defaultValue="10") Integer pageSize,
									  HttpServletRequest req) {
		Result<IPage<EmergencyCarts>> result = new Result<>();
		try {
		    emergencyCarts.setDelFlag(1);
            QueryWrapper<EmergencyCarts> queryWrapper = QueryGenerator.initQueryWrapper(emergencyCarts, req.getParameterMap());
            Page<EmergencyCarts> page = new Page<>(pageNo, pageSize);
            IPage<EmergencyCarts> pageList = emergencyCartsService.page(page, queryWrapper);
            result.setSuccess(true);
            result.setResult(pageList);
		} catch (Exception e){
		    e.printStackTrace();
		    log.error(e.getMessage(),e);
            result.error500("查询失败");
		}
		return result;
	}


	/**
	  * 分页列表查询
	 * @param emergencyCarts
	 * @param pageNo
	 * @param pageSize
	 * @param req
	 * @return
	 */
	@AutoLog(value = "应急车辆-流程外可用列表查询")
	@ApiOperation(value="应急车辆-流程外可用列表查询", notes="应急车辆-流程外可用列表查询")
	@GetMapping(value = "/useAbleList")
	public Result<IPage<EmergencyCarts>> queryUseAbleList(EmergencyCarts emergencyCarts,
									  @RequestParam(name="pageNo", defaultValue="1") Integer pageNo,
									  @RequestParam(name="pageSize", defaultValue="10") Integer pageSize,
									  HttpServletRequest req) {
		Result<IPage<EmergencyCarts>> result = new Result<>();
		try {
		    emergencyCarts.setDelFlag(1);
			String moduleType = emergencyCarts.getModuleType();
			QueryWrapper<EmergencyCarts> queryWrapper = QueryGenerator.initQueryWrapper(emergencyCarts, req.getParameterMap());
			//应急事件
			QueryWrapper<EmergencyEvents> emergencyEventsQueryWrapper = new QueryWrapper<>();
			emergencyEventsQueryWrapper.eq("module_type", moduleType).eq("del_flag", 1).isNotNull("process_instance_id");
			List<EmergencyEvents> eventsList = emergencyEventsService.list(emergencyEventsQueryWrapper);
			//待处理
			Set<String> processInstanceIdS = eventsList.stream().map(events -> events.getProcessInstanceId()).collect(Collectors.toSet());
			Map<String,Map<String, String>> processStateMap = flowBusinessService.getProcessState(processInstanceIdS);
			for (EmergencyEvents events : eventsList) {
				events.setProcessState(processStateMap.get(events.getProcessInstanceId()).getOrDefault("state", "pending"));
			}
			//处理中事件
			List<EmergencyEvents> unfinishedEvents = eventsList.stream().filter(events -> "unfinished".equals(events.getProcessState())).collect(Collectors.toList());
			List<String> cartIds = new ArrayList<>();
			if (!CollectionUtils.isEmpty(unfinishedEvents)) {
				for (EmergencyEvents emergencyEvents : unfinishedEvents) {
					String eventId = emergencyEvents.getId();
					List<String> useCartsIds = emergencyEventsCartService.list(new QueryWrapper<EmergencyEventsCart>().eq("event_id", eventId)).stream().map(cart -> cart.getCartId()).collect(Collectors.toList());
					cartIds .addAll(useCartsIds);
				}
			}
			if (!CollectionUtils.isEmpty(cartIds)){
				queryWrapper.notIn("id",cartIds);
			}
            Page<EmergencyCarts> page = new Page<>(pageNo, pageSize);
            IPage<EmergencyCarts> pageList = emergencyCartsService.page(page, queryWrapper);
            result.setSuccess(true);
            result.setResult(pageList);
		} catch (Exception e){
		    e.printStackTrace();
		    log.error(e.getMessage(),e);
            result.error500("查询失败");
		}
		return result;
	}

	/**
	  *   添加
	 * @param emergencyCarts
	 * @return
	 */
	@AutoLog(value = "应急车辆-添加")
	@ApiOperation(value="应急车辆-添加", notes="应急车辆-添加")
	@PostMapping(value = "/add")
	public Result<EmergencyCarts> add(@RequestBody EmergencyCarts emergencyCarts) {
		Result<EmergencyCarts> result = new Result<>();
		try {
			//根据添加信息 查询现有车辆信息
			QueryWrapper<EmergencyCarts> goodsQueryWrapper = new QueryWrapper<>();
			goodsQueryWrapper.eq("license_number",emergencyCarts.getLicenseNumber());
			EmergencyCarts carts = emergencyCartsService.getOne(goodsQueryWrapper, false);
			if (!ObjectUtils.isEmpty(carts)) {
				result.error500("已有存在相同车牌车辆信息，请查看确认");
				return result;
			}
		    emergencyCarts.setDelFlag(1);
			emergencyCartsService.save(emergencyCarts);
			result.success("添加成功！");
		} catch (Exception e) {
		    e.printStackTrace();
			log.error(e.getMessage(),e);
			result.error500("新增失败");
		}
		return result;
	}

	/**
	  *  编辑
	 * @param emergencyCarts
	 * @return
	 */
	@AutoLog(value = "应急车辆-编辑")
	@ApiOperation(value="应急车辆-编辑", notes="应急车辆-编辑")
	@PutMapping(value = "/edit")
	public Result<EmergencyCarts> edit(@RequestBody EmergencyCarts emergencyCarts) {
		Result<EmergencyCarts> result = new Result<>();
		EmergencyCarts emergencyCartsEntity = emergencyCartsService.getById(emergencyCarts.getId());
		if(emergencyCartsEntity==null) {
			result.error500("未找到对应实体");
		}else {
			List<EmergencyCarts> goods = emergencyCartsService.list(new QueryWrapper<EmergencyCarts>().ne("id", emergencyCarts.getId()).eq("license_number",emergencyCarts.getLicenseNumber()));
			if(goods.size()>0) {
				result.error500("编辑车牌与已有物资重复");
			}
			boolean ok = emergencyCartsService.updateById(emergencyCarts);
			if(ok) {
				result.success("修改成功!");
			}
		}

		return result;
	}

	/**
	  *   通过id删除
	 * @param id
	 * @return
	 */
	@AutoLog(value = "应急车辆-通过id删除")
	@ApiOperation(value="应急车辆-通过id删除", notes="应急车辆-通过id删除")
	@DeleteMapping(value = "/delete")
	public Result<String> delete(@RequestParam(name="id",required=true) String id) {
	    Result<String> result = new Result<>();
		try {

		    EmergencyCarts emergencyCarts = emergencyCartsService.getById(id);
		    if(emergencyCarts == null){
                result.success("数据不存在或已删除");
		    }else{
		        emergencyCartsService.removeById(id);
		    }
		    result.success("删除成功!");
		} catch (Exception e) {
		    e.printStackTrace();
			log.error("删除失败",e.getMessage());
			result.error500("删除失败!");
		}
		return result;
	}

	/**
	  *  批量删除
	 * @param ids
	 * @return
	 */
	@AutoLog(value = "应急车辆-批量删除")
	@ApiOperation(value="应急车辆-批量删除", notes="应急车辆-批量删除")
	@DeleteMapping(value = "/deleteBatch")
	public Result<EmergencyCarts> deleteBatch(@RequestParam(name="ids",required=true) String ids) {
		Result<EmergencyCarts> result = new Result<>();
        		//判断参数是否有效
        		if (ids == null || "".equals(ids.trim())) {
        			result.error500("参数不识别");
        		}

        		try {
        			//设置查询条件
        			QueryWrapper<EmergencyCarts> queryWrapper = new QueryWrapper<>();
        			queryWrapper.in("id", Arrays.asList(ids.split(",")));
        			//根据ID查询所有符合条件的数据
        			List<EmergencyCarts> emergencyCartsList = emergencyCartsService.list(queryWrapper);

        			//将所有的对象的isDelete字段设置为0，表示数据已删除
        			emergencyCartsList.forEach(obj -> obj.setDelFlag(0));

        			emergencyCartsService.updateBatchById(emergencyCartsList);
        			result.success("删除成功");
        		} catch (Exception e) {
        		    e.printStackTrace();
        			log.error(e.getMessage(), e);
        			result.error500("删除失败");
        		}

        		return result;
	}

	/**
	  * 通过id查询
	 * @param id
	 * @return
	 */
	@AutoLog(value = "应急车辆-通过id查询")
	@ApiOperation(value="应急车辆-通过id查询", notes="应急车辆-通过id查询")
	@GetMapping(value = "/queryById")
	public Result<EmergencyCarts> queryById(@RequestParam(name="id",required=true) String id) {
		Result<EmergencyCarts> result = new Result<EmergencyCarts>();
		EmergencyCarts emergencyCarts = emergencyCartsService.getById(id);
		if(emergencyCarts==null) {
			result.error500("未找到对应实体");
		}else {
			result.setResult(emergencyCarts);
			result.setSuccess(true);
		}
		return result;
	}

  /**
      * 导出excel
   *
   * @param request
   * @param response
   */
  @RequestMapping(value = "/exportXls")
  public ModelAndView exportXls(HttpServletRequest request, HttpServletResponse response) {
      // Step.1 组装查询条件
      QueryWrapper<EmergencyCarts> queryWrapper = null;
      try {
          String paramsStr = request.getParameter("paramsStr");
          if (StringUtils.isNotEmpty(paramsStr)) {
              String deString = URLDecoder.decode(paramsStr, "UTF-8");
              EmergencyCarts emergencyCarts = JSON.parseObject(deString, EmergencyCarts.class);
              queryWrapper = QueryGenerator.initQueryWrapper(emergencyCarts, request.getParameterMap());
          }
      } catch (UnsupportedEncodingException e) {
          e.printStackTrace();
      }

      //Step.2 AutoPoi 导出Excel
      ModelAndView mv = new ModelAndView(new JeecgEntityExcelView());
      List<EmergencyCarts> pageList = emergencyCartsService.list(queryWrapper);
      //导出文件名称
      mv.addObject(NormalExcelConstants.FILE_NAME, "应急车辆列表");
      mv.addObject(NormalExcelConstants.CLASS, EmergencyCarts.class);
      mv.addObject(NormalExcelConstants.PARAMS, new ExportParams("应急车辆列表数据", "导出人:Jeecg", "导出信息"));
      mv.addObject(NormalExcelConstants.DATA_LIST, pageList);
      return mv;
  }

  /**
      * 通过excel导入数据
   *
   * @param request
   * @param response
   * @return
   */
  @RequestMapping(value = "/importExcel", method = RequestMethod.POST)
  public Result<?> importExcel(HttpServletRequest request, HttpServletResponse response) {
      MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
      Map<String, MultipartFile> fileMap = multipartRequest.getFileMap();
      for (Map.Entry<String, MultipartFile> entity : fileMap.entrySet()) {
          MultipartFile file = entity.getValue();// 获取上传文件对象
          ImportParams params = new ImportParams();
          params.setTitleRows(2);
          params.setHeadRows(1);
          params.setNeedSave(true);
          try {
              List<EmergencyCarts> listEmergencyCartss = ExcelImportUtil.importExcel(file.getInputStream(), EmergencyCarts.class, params);
              emergencyCartsService.saveBatch(listEmergencyCartss);
              return Result.ok("文件导入成功！数据行数:" + listEmergencyCartss.size());
          } catch (Exception e) {
              log.error(e.getMessage(),e);
              return Result.error("文件导入失败:"+e.getMessage());
          } finally {
              try {
                  file.getInputStream().close();
              } catch (IOException e) {
                  e.printStackTrace();
              }
          }
      }
      return Result.ok("文件导入失败！");
  }

}