package com.skua.modules.edu.controller;

import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.baomidou.mybatisplus.extension.service.additional.query.impl.QueryChainWrapper;
import com.skua.core.api.vo.Result;
import com.skua.core.aspect.annotation.AutoLog;
import com.skua.core.context.BaseContextHandler;
import com.skua.core.query.QueryGenerator;
import com.skua.core.service.ISequenceService;
import com.skua.core.util.ConvertUtils;
import com.skua.modules.edu.entity.QuestionDB;
import com.skua.modules.edu.service.IQuestionDBService;
import java.util.Date;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.skua.modules.edu.service.IQuestionService;
import lombok.extern.slf4j.Slf4j;

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.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;
import org.springframework.web.servlet.ModelAndView;
import com.alibaba.fastjson.JSON;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;

/**
 * <pre>
 * 在线考试-题库
 * </pre>
 * @author 开发者姓名
 * @version V0.1, 开发时间
 */
@Slf4j
@Api(tags="在线考试-题库")
@RestController("webQuestionDBController")
@RequestMapping("/web/edu/questionDB")
public class QuestionDBController {
	@Autowired
	private IQuestionDBService questionDBService;

	@Autowired
	private IQuestionService questionService;

	/**
	 * <pre>
	 * 	分页列表查询
	 * </pre>
	 * @param questionDB
	 * @param req
	 * @return
	 * @author 开发者姓名, 开发时间
	 * @Description: TODO(这里描述这个方法的需求变更情况)
	 */

	@AutoLog(value = "在线考试-题库-列表查询")
	@ApiOperation(value="在线考试-题库-列表查询", notes="在线考试-题库-列表查询")
	@GetMapping(value = "/qbList")
	public Result<List<QuestionDB>> queryPageList(QuestionDB questionDB,  HttpServletRequest req) {
		Result<List<QuestionDB>> result = new Result<List<QuestionDB>>();
		QueryWrapper<QuestionDB> queryWrapper = QueryGenerator.initQueryWrapper(questionDB, req.getParameterMap());
		List<QuestionDB> questionDBList = questionDBService.list(queryWrapper);
		result.setSuccess(true);
		result.setResult(questionDBList);
		return result;
	}




	@AutoLog(value = "在线考试-题库-分页列表查询")
	@ApiOperation(value="在线考试-题库-分页列表查询", notes="在线考试-题库-分页列表查询")
	@GetMapping(value = "/list")
	public Result<IPage<QuestionDB>> queryPageList(QuestionDB questionDB,
									  @RequestParam(name="pageNo", defaultValue="1") Integer pageNo,
									  @RequestParam(name="pageSize", defaultValue="10") Integer pageSize,
									  HttpServletRequest req) {
		Result<IPage<QuestionDB>> result = new Result<IPage<QuestionDB>>();
		QueryWrapper<QuestionDB> queryWrapper = QueryGenerator.initQueryWrapper(questionDB, req.getParameterMap());
		Page<QuestionDB> page = new Page<QuestionDB>(pageNo, pageSize);
		IPage<QuestionDB> pageList = questionDBService.page(page, queryWrapper);
		result.setSuccess(true);
		result.setResult(pageList);
		return result;
	}

	/**
	 * <pre>
	 * 	添加
	 * </pre>
	 * @param questionDB
	 * @return
	 * @author 开发者姓名, 开发时间
	 * @Description: TODO(这里描述这个方法的需求变更情况)
	 */
	@AutoLog(value = "在线考试-题库-添加")
	@ApiOperation(value="在线考试-题库-添加", notes="在线考试-题库-添加")
	@PostMapping(value = "/add")
	public Result<QuestionDB> add(@RequestBody QuestionDB questionDB) {
		Result<QuestionDB> result = new Result<QuestionDB>();
		try {
			questionDBService.save(questionDB);
			result.success("添加成功！");
		} catch (Exception e) {
			log.error(e.getMessage(),e);
			result.error500("操作失败");
		}
		return result;
	}
	/**
	 * <pre>
	 * 	 编辑
	 * </pre>
	 * @param questionDB
	 * @return
	 * @author 开发者姓名, 开发时间
	 * @Description: TODO(这里描述这个方法的需求变更情况)
	 */
	@AutoLog(value = "在线考试-题库-编辑")
	@ApiOperation(value="在线考试-题库-编辑", notes="在线考试-题库-编辑")
	@PutMapping(value = "/edit")
	public Result<QuestionDB> edit(@RequestBody QuestionDB questionDB) {
		Result<QuestionDB> result = new Result<QuestionDB>();
		QuestionDB questionDBEntity = questionDBService.getById(questionDB.getId());
		if(questionDBEntity==null) {
			result.error500("未找到对应实体");
		}else {
			boolean ok = questionDBService.updateById(questionDB);
			//TODO 返回false说明什么？
			if(ok) {
				result.success("修改成功!");
			}
		}

		return result;
	}
	/**
	 * <pre>
	 * 	 通过id删除
	 * </pre>
	 * @param id
	 * @return
	 * @author 开发者姓名, 开发时间
	 * @Description: TODO(这里描述这个方法的需求变更情况)
	 */
	@AutoLog(value = "在线考试-题库-通过id删除")
	@ApiOperation(value="在线考试-题库-通过id删除", notes="在线考试-题库-通过id删除")
	@DeleteMapping(value = "/delete")
	public Result<?> delete(@RequestParam(name="id",required=true) String id) {
		try {
			//判断题库下是有试题，如果有试题不能删除
			boolean  flag = questionDBService.checkByDel(id);//如果有试题，返回true
			if( flag ){
				return Result.error("删除失败！该题库下有试题,不能删除！");
			}
			questionDBService.removeById(id);
		} catch (Exception e) {
			log.error("删除失败",e.getMessage());
			return Result.error("删除失败!");
		}
		return Result.ok("删除成功!");
	}

	/**
	 * <pre>
	 * 	  批量删除
	 * </pre>
	 * @param ids
	 * @return
	 * @author 开发者姓名, 开发时间
	 * @Description: TODO(这里描述这个方法的需求变更情况)
	 */
	@AutoLog(value = "在线考试-题库-批量删除")
	@ApiOperation(value="在线考试-题库-批量删除", notes="在线考试-题库-批量删除")
	@DeleteMapping(value = "/deleteBatch")
	public Result<QuestionDB> deleteBatch(@RequestParam(name="ids",required=true) String ids) {
		Result<QuestionDB> result = new Result<QuestionDB>();
		if(ids==null || "".equals(ids.trim())) {
			result.error500("参数不识别！");
		}else {
			this.questionDBService.removeByIds(Arrays.asList(ids.split(",")));
			result.success("删除成功!");
		}
		return result;
	}
	/**
	 * <pre>
	 * 	 通过id查询
	 * </pre>
	 * @param id
	 * @return
	 * @author 开发者姓名, 开发时间
	 * @Description: TODO(这里描述这个方法的需求变更情况)
	 */
	@AutoLog(value = "在线考试-题库-通过id查询")
	@ApiOperation(value="在线考试-题库-通过id查询", notes="在线考试-题库-通过id查询")
	@GetMapping(value = "/queryById")
	public Result<QuestionDB> queryById(@RequestParam(name="id",required=true) String id) {
		Result<QuestionDB> result = new Result<QuestionDB>();
		QuestionDB questionDB = questionDBService.getById(id);
		if(questionDB==null) {
			result.error500("未找到对应实体");
		}else {
			result.setResult(questionDB);
			result.setSuccess(true);
		}
		return result;
	}

}