add login

src/main/java/com/njyunzhi/invoice/common/EncryptUtils.java

+package com.njyunzhi.invoice.common;
+
+import org.springframework.util.DigestUtils;
+
+public class EncryptUtils {
+
+    public static String md5(String str, String ...slats) {
+        String slat = "";
+        if (null != slats && slats.length > 0) {
+            slat = slats[0];
+        }
+
+        String base = str + slat;
+        String md5 = DigestUtils.md5DigestAsHex(base.getBytes());
+        return md5;
+    }
+}

src/main/java/com/njyunzhi/invoice/controller/LoginController.java

+package com.njyunzhi.invoice.controller;
+
+import cn.dev33.satoken.stp.StpUtil;
+import com.njyunzhi.invoice.common.BaseController;
+import com.njyunzhi.invoice.common.ResponseBean;
+import com.njyunzhi.invoice.common.StringUtils;
+import com.njyunzhi.invoice.entity.SysUser;
+import com.njyunzhi.invoice.service.ISysUserService;
+import com.njyunzhi.invoice.vo.LoginParm;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import io.swagger.annotations.ApiParam;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.HashMap;
+import java.util.Map;
+
+
+@Api(tags ="登录")
+@RestController
+@RequestMapping("/")
+public class LoginController extends BaseController {
+
+    @Autowired
+    ISysUserService iSysUserService;
+
+    @PostMapping("/admin/login")
+    @ApiOperation(value="后台登录", notes = "后台登录", httpMethod = "POST", response = ResponseBean.class)
+    public ResponseBean login(@ApiParam("登录参数") @RequestBody LoginParm loginParm) throws Exception {
+
+        if (StringUtils.isEmpty(loginParm.getUserName()) || StringUtils.isEmpty(loginParm.getPassword())) {
+            return ResponseBean.error("登录用户或者密码不能为空");
+        }
+
+        SysUser sysUser = iSysUserService.login(loginParm);
+
+        StpUtil.login(sysUser.getUserId(), "admin");
+        String tokenValue = StpUtil.getTokenValue();
+
+        Map<String, Object> result = new HashMap<>();
+        result.put("user", sysUser);
+        result.put("token", tokenValue);
+
+        return ResponseBean.success(result);
+    }
+}

src/main/java/com/njyunzhi/invoice/mapper/SysUserMapper.java

 import com.njyunzhi.invoice.entity.SysUser;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
 
 /**
  * <p>
 @Mapper
 public interface SysUserMapper extends BaseMapper<SysUser> {
 
+    SysUser getByLoginID(@Param("userName") String userName);
 }

src/main/java/com/njyunzhi/invoice/service/ISysUserService.java

 
 import com.njyunzhi.invoice.entity.SysUser;
 import com.baomidou.mybatisplus.extension.service.IService;
+import com.njyunzhi.invoice.vo.LoginParm;
 
 /**
  * <p>
  */
 public interface ISysUserService extends IService<SysUser> {
 
+    SysUser getByLoginID(String userName);
+
+    SysUser login(LoginParm loginParm) throws Exception;
 }

src/main/java/com/njyunzhi/invoice/service/impl/SysUserServiceImpl.java

 package com.njyunzhi.invoice.service.impl;
 
+import com.njyunzhi.invoice.common.EncryptUtils;
 import com.njyunzhi.invoice.entity.SysUser;
 import com.njyunzhi.invoice.mapper.SysUserMapper;
 import com.njyunzhi.invoice.service.ISysUserService;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.njyunzhi.invoice.vo.LoginParm;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
 /**
 @Service
 public class SysUserServiceImpl extends ServiceImpl<SysUserMapper, SysUser> implements ISysUserService {
 
+    @Override
+    public SysUser getByLoginID(String userName) {
+        return baseMapper.getByLoginID(userName);
+    }
+
+    @Override
+    public SysUser login(LoginParm loginParm) throws Exception {
+        SysUser sysUser = baseMapper.getByLoginID(loginParm.getUserName());
+        if (null == sysUser) {
+            throw new Exception("用户名或者密码不正确");
+        }
+
+        boolean isRight = checkPassword(loginParm.getPassword(), sysUser.getPassword(), sysUser.getUserId());
+        if (!isRight) {
+            throw new Exception("用户名或者密码不正确");
+        }
+
+        sysUser.setPassword(null);
+        return sysUser;
+    }
+
+    boolean checkPassword(String src, String targ, String salt) {
+        String newPass = EncryptUtils.md5(src, salt);
+        return targ.equals(newPass);
+    }
 }

src/main/java/com/njyunzhi/invoice/vo/LoginParm.java

+package com.njyunzhi.invoice.vo;
+
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+
+@Data
+@ApiModel("登录参数")
+public class LoginParm {
+
+    @ApiModelProperty("用户名")
+    String userName;
+
+    @ApiModelProperty("密码")
+    String password;
+
+}

src/main/resources/mapper/SysUserMapper.xml

 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="com.njyunzhi.invoice.mapper.SysUserMapper">
 
+    <select id="getByLoginID" resultType="com.njyunzhi.invoice.entity.SysUser">
+        SELECT
+            *
+        FROM
+            sys_user t
+        WHERE
+            t.login_id = #{userName}
+    </select>
 </mapper>