小程序開(kāi)發(fā)說(shuō)明

開(kāi)發(fā)語(yǔ)言：Java
框架：ssm
JDK版本：JDK1.8
服務(wù)器：tomcat7
數(shù)據(jù)庫(kù)：mysql 5.7（一定要5.7版本）
數(shù)據(jù)庫(kù)工具：Navicat11
開(kāi)發(fā)軟件：eclipse/myeclipse/idea
Maven包：Maven3.3.9
瀏覽器：谷歌瀏覽器

小程序框架：uniapp
小程序開(kāi)發(fā)軟件：HBuilder X
小程序運(yùn)行軟件：微信開(kāi)發(fā)者

關(guān)鍵邏輯代碼：

/**
?* 電量信息
?* 后端接口
?* @author?
?* @email?
?* @date 2022-05-09 12:09:29
?*/
@RestController
@RequestMapping("/dianliangxinxi")
public class DianliangxinxiController {
? ? @Autowired
? ? private DianliangxinxiService dianliangxinxiService;



? ??


? ? /**
? ? ?* 后端列表
? ? ?*/
? ? @RequestMapping("/page")
? ? public R page(@RequestParam Map<String, Object> params,DianliangxinxiEntity dianliangxinxi,?
HttpServletRequest request){

String tableName = request.getSession().getAttribute("tableName").toString();
if(tableName.equals("xuesheng")) {
dianliangxinxi.setXuehao((String)request.getSession().getAttribute("username"));
}
? ? ? ? EntityWrapper<DianliangxinxiEntity> ew = new EntityWrapper<DianliangxinxiEntity>();
PageUtils page = dianliangxinxiService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, dianliangxinxi), params), params));
? ? ? ? return R.ok().put("data", page);
? ? }
? ??
? ? /**
? ? ?* 前端列表
? ? ?*/
? ? @RequestMapping("/list")
? ? public R list(@RequestParam Map<String, Object> params,DianliangxinxiEntity dianliangxinxi,?
HttpServletRequest request){

String tableName = request.getSession().getAttribute("tableName").toString();
if(tableName.equals("xuesheng")) {
dianliangxinxi.setXuehao((String)request.getSession().getAttribute("username"));
}
? ? ? ? EntityWrapper<DianliangxinxiEntity> ew = new EntityWrapper<DianliangxinxiEntity>();
PageUtils page = dianliangxinxiService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, dianliangxinxi), params), params));
? ? ? ? return R.ok().put("data", page);
? ? }

/**
? ? ?* 列表
? ? ?*/
? ? @RequestMapping("/lists")
? ? public R list( DianliangxinxiEntity dianliangxinxi){
? ? ? ??EntityWrapper<DianliangxinxiEntity> ew = new EntityWrapper<DianliangxinxiEntity>();
? ? ??ew.allEq(MPUtil.allEQMapPre( dianliangxinxi, "dianliangxinxi"));?
? ? ? ? return R.ok().put("data", dianliangxinxiService.selectListView(ew));
? ? }

/**
? ? ?* 查詢
? ? ?*/
? ? @RequestMapping("/query")
? ? public R query(DianliangxinxiEntity dianliangxinxi){
? ? ? ? EntityWrapper< DianliangxinxiEntity> ew = new EntityWrapper< DianliangxinxiEntity>();
??ew.allEq(MPUtil.allEQMapPre( dianliangxinxi, "dianliangxinxi"));?
DianliangxinxiView dianliangxinxiView =? dianliangxinxiService.selectView(ew);
return R.ok("查詢電量信息成功").put("data", dianliangxinxiView);
? ? }

? ? /**
? ? ?* 后端詳情
? ? ?*/
? ? @RequestMapping("/info/{id}")
? ? public R info(@PathVariable("id") Long id){
? ? ? ? DianliangxinxiEntity dianliangxinxi = dianliangxinxiService.selectById(id);
? ? ? ? return R.ok().put("data", dianliangxinxi);
? ? }

? ? /**
? ? ?* 前端詳情
? ? ?*/
? ? @RequestMapping("/detail/{id}")
? ? public R detail(@PathVariable("id") Long id){
? ? ? ? DianliangxinxiEntity dianliangxinxi = dianliangxinxiService.selectById(id);
? ? ? ? return R.ok().put("data", dianliangxinxi);
? ? }
? ??



? ? /**
? ? ?* 后端保存
? ? ?*/
? ? @RequestMapping("/save")
? ? public R save(@RequestBody DianliangxinxiEntity dianliangxinxi, HttpServletRequest request){
? ??dianliangxinxi.setId(new Date().getTime()+new Double(Math.floor(Math.random()*1000)).longValue());
? ??//ValidatorUtils.validateEntity(dianliangxinxi);

? ? ? ? dianliangxinxiService.insert(dianliangxinxi);
? ? ? ? return R.ok();
? ? }
? ??
? ? /**
? ? ?* 前端保存
? ? ?*/
? ? @RequestMapping("/add")
? ? public R add(@RequestBody DianliangxinxiEntity dianliangxinxi, HttpServletRequest request){
? ??dianliangxinxi.setId(new Date().getTime()+new Double(Math.floor(Math.random()*1000)).longValue());
? ??//ValidatorUtils.validateEntity(dianliangxinxi);
? ??dianliangxinxi.setUserid((Long)request.getSession().getAttribute("userId"));

? ? ? ? dianliangxinxiService.insert(dianliangxinxi);
? ? ? ? return R.ok();
? ? }

? ? /**
? ? ?* 修改
? ? ?*/
? ? @RequestMapping("/update")
? ? @Transactional
? ? public R update(@RequestBody DianliangxinxiEntity dianliangxinxi, HttpServletRequest request){
? ? ? ? //ValidatorUtils.validateEntity(dianliangxinxi);
? ? ? ? dianliangxinxiService.updateById(dianliangxinxi);//全部更新
? ? ? ? return R.ok();
? ? }
? ??

? ? /**
? ? ?* 刪除
? ? ?*/
? ? @RequestMapping("/delete")
? ? public R delete(@RequestBody Long[] ids){
? ? ? ? dianliangxinxiService.deleteBatchIds(Arrays.asList(ids));
? ? ? ? return R.ok();
? ? }
? ??