基于Spring Boot的大学生社团活动平台设计与实现

    package com.controller;
    
    import java.text.SimpleDateFormat;
    import java.util.ArrayList;
    import java.util.Arrays;
    import java.util.Calendar;
    import java.util.Map;
    import java.util.HashMap;
    import java.util.Iterator;
    import java.util.Date;
    import java.util.List;
    import javax.servlet.http.HttpServletRequest;
    
    import com.utils.ValidatorUtils;
    import org.apache.commons.lang3.StringUtils;
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.format.annotation.DateTimeFormat;
    import org.springframework.web.bind.annotation.PathVariable;
    import org.springframework.web.bind.annotation.RequestBody;
    import org.springframework.web.bind.annotation.RequestMapping;
    import org.springframework.web.bind.annotation.RequestParam;
    import org.springframework.web.bind.annotation.RestController;
    import com.baomidou.mybatisplus.mapper.EntityWrapper;
    import com.baomidou.mybatisplus.mapper.Wrapper;
    import com.annotation.IgnoreAuth;
    
    import com.entity.ShetuanhuodongEntity;
    import com.entity.view.ShetuanhuodongView;
    
    import com.service.ShetuanhuodongService;
    import com.service.TokenService;
    import com.utils.PageUtils;
    import com.utils.R;
    import com.utils.MD5Util;
    import com.utils.MPUtil;
    import com.utils.CommonUtil;
    
    
    /** * 社团活动
     * 后端接口
     * @author 
     * @email 
     * @date 2021-04-16 21:06:36
     */
    @RestController
    @RequestMapping("/shetuanhuodong")
    public class ShetuanhuodongController {
    @Autowired
    private ShetuanhuodongService shetuanhuodongService;
    
    
    
    /** * 后端列表
     */
    @RequestMapping("/page")
    public R page(@RequestParam Map<String, Object> params,ShetuanhuodongEntity shetuanhuodong,
    		HttpServletRequest request){
    		String tableName = request.getSession().getAttribute("tableName").toString();
    		if(tableName.equals("shezhang")) {
    			shetuanhuodong.setZhanghao((String)request.getSession().getAttribute("username"));
    		}
        EntityWrapper<ShetuanhuodongEntity> ew = new EntityWrapper<ShetuanhuodongEntity>();
    		PageUtils page = shetuanhuodongService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, shetuanhuodong), params), params));
    
        return R.ok().put("data", page);
    }
    
    /** * 前端列表
     */
    	@IgnoreAuth
    @RequestMapping("/list")
    public R list(@RequestParam Map<String, Object> params,ShetuanhuodongEntity shetuanhuodong, HttpServletRequest request){
        EntityWrapper<ShetuanhuodongEntity> ew = new EntityWrapper<ShetuanhuodongEntity>();
    		PageUtils page = shetuanhuodongService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, shetuanhuodong), params), params));
        return R.ok().put("data", page);
    }
    
    	/** * 列表
     */
    @RequestMapping("/lists")
    public R list( ShetuanhuodongEntity shetuanhuodong){
       	EntityWrapper<ShetuanhuodongEntity> ew = new EntityWrapper<ShetuanhuodongEntity>();
      	ew.allEq(MPUtil.allEQMapPre( shetuanhuodong, "shetuanhuodong")); 
        return R.ok().put("data", shetuanhuodongService.selectListView(ew));
    }
    
    	 /** * 查询
     */
    @RequestMapping("/query")
    public R query(ShetuanhuodongEntity shetuanhuodong){
        EntityWrapper< ShetuanhuodongEntity> ew = new EntityWrapper< ShetuanhuodongEntity>();
     		ew.allEq(MPUtil.allEQMapPre( shetuanhuodong, "shetuanhuodong")); 
    		ShetuanhuodongView shetuanhuodongView =  shetuanhuodongService.selectView(ew);
    		return R.ok("查询社团活动成功").put("data", shetuanhuodongView);
    }
    	
    /** * 后端详情
     */
    @RequestMapping("/info/{id}")
    public R info(@PathVariable("id") Long id){
        ShetuanhuodongEntity shetuanhuodong = shetuanhuodongService.selectById(id);
        return R.ok().put("data", shetuanhuodong);
    }
    
    /** * 前端详情
     */
    	@IgnoreAuth
    @RequestMapping("/detail/{id}")
    public R detail(@PathVariable("id") Long id){
        ShetuanhuodongEntity shetuanhuodong = shetuanhuodongService.selectById(id);
        return R.ok().put("data", shetuanhuodong);
    }
    
    
    
    
    /** * 后端保存
     */
    @RequestMapping("/save")
    public R save(@RequestBody ShetuanhuodongEntity shetuanhuodong, HttpServletRequest request){
    	shetuanhuodong.setId(new Date().getTime()+new Double(Math.floor(Math.random()*1000)).longValue());
    	//ValidatorUtils.validateEntity(shetuanhuodong);
        shetuanhuodongService.insert(shetuanhuodong);
        return R.ok();
    }
    
    /** * 前端保存
     */
    @RequestMapping("/add")
    public R add(@RequestBody ShetuanhuodongEntity shetuanhuodong, HttpServletRequest request){
    	shetuanhuodong.setId(new Date().getTime()+new Double(Math.floor(Math.random()*1000)).longValue());
    	//ValidatorUtils.validateEntity(shetuanhuodong);
        shetuanhuodongService.insert(shetuanhuodong);
        return R.ok();
    }
    
    /** * 修改
     */
    @RequestMapping("/update")
    public R update(@RequestBody ShetuanhuodongEntity shetuanhuodong, HttpServletRequest request){
        //ValidatorUtils.validateEntity(shetuanhuodong);
        shetuanhuodongService.updateById(shetuanhuodong);//全部更新
        return R.ok();
    }
    
    
    /** * 删除
     */
    @RequestMapping("/delete")
    public R delete(@RequestBody Long[] ids){
        shetuanhuodongService.deleteBatchIds(Arrays.asList(ids));
        return R.ok();
    }
    
    /** * 提醒接口
     */
    	@RequestMapping("/remind/{columnName}/{type}")
    	public R remindCount(@PathVariable("columnName") String columnName, HttpServletRequest request, 
    						 @PathVariable("type") String type,@RequestParam Map<String, Object> map) {
    		map.put("column", columnName);
    		map.put("type", type);
    		
    		if(type.equals("2")) {
    			SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
    			Calendar c = Calendar.getInstance();
    			Date remindStartDate = null;
    			Date remindEndDate = null;
    			if(map.get("remindstart")!=null) {
    				Integer remindStart = Integer.parseInt(map.get("remindstart").toString());
    				c.setTime(new Date()); 
    				c.add(Calendar.DAY_OF_MONTH,remindStart);
    				remindStartDate = c.getTime();
    				map.put("remindstart", sdf.format(remindStartDate));
    			}
    			if(map.get("remindend")!=null) {
    				Integer remindEnd = Integer.parseInt(map.get("remindend").toString());
    				c.setTime(new Date());
    				c.add(Calendar.DAY_OF_MONTH,remindEnd);
    				remindEndDate = c.getTime();
    				map.put("remindend", sdf.format(remindEndDate));
    			}
    		}
    		
    		Wrapper<ShetuanhuodongEntity> wrapper = new EntityWrapper<ShetuanhuodongEntity>();
    		if(map.get("remindstart")!=null) {
    			wrapper.ge(columnName, map.get("remindstart"));
    		}
    		if(map.get("remindend")!=null) {
    			wrapper.le(columnName, map.get("remindend"));
    		}
    
    		String tableName = request.getSession().getAttribute("tableName").toString();
    		if(tableName.equals("shezhang")) {
    			wrapper.eq("zhanghao", (String)request.getSession().getAttribute("username"));
    		}
    
    		int count = shetuanhuodongService.selectCount(wrapper);
    		return R.ok().put("count", count);
    	}
    	
    }