26.操作员管理

前端页面设计

<template>
    <div>
        <div style="margin-top: 10px;display: flex;justify-content: center">
            <el-input v-model="keywords" placeholder="通过用户名搜索用户..."
                      prefix-icon="el-icon-search" style="width: 400px;margin-right: 10px" @keydown.enter.native="doSearch"></el-input>
            <el-button icon="el-icon-search" type="primary" @click="doSearch">搜索</el-button>
        </div>
        <div class="hr-container">
            <el-card class="hr-card" v-for="(hr,index) in hrs" :key="index">
                <div slot="header" class="clearfix">
                    <span>{{hr.name}}</span>
                    <el-button style="float: right; padding: 3px 0;color: red" type="text" icon="el-icon-delete" @click="deleteHr(hr)"></el-button>
                </div>
                <div>
                    <div class="img-container">
                        <img :src="hr.userface" :alt="hr.name" :title="hr.name" class="userface-img"/>
                    </div>
                    <div class="userinfo-container">
                        <div>用户名：{{hr.name}}</div>
                        <div>手机号码：{{hr.phone}}</div>
                        <div>电话号码：{{hr.telephone}}</div>
                        <div>地址：{{hr.address}}</div>
                        <div>用户状态：<el-switch
                        v-model="hr.enabled"
                        active-text="启用"
                        @change="enabledChange(hr)"
                        inactive-color="red"
                        inactive-text="禁用">
                        </el-switch>
                        </div>
                        <div>
                            用户角色：
                            <el-tag type="success" size="small" style="margin-right: 4px" v-for="(role,indexj) in hr.roles"
                        :key="indexj">{{role.nameZh}}</el-tag>
                            <el-popover
                                    placement="right"
                                    title="角色列表"
                                    @show="showPop(hr)"
                                    @hide="hidePop(hr)"
                                    width="200"
                                    trigger="click">
                            <el-select v-model="selectedRoles" multiple placeholder="请选择">
                                <el-option
                                        v-for="(r,indexk) in allRoles"
                                        :key="indexk"
                                        :label="r.nameZh"
                                        :value="r.id">
                                </el-option>
                            </el-select>
                                <el-button icon="el-icon-more" slot="reference" type="text"></el-button>
                            </el-popover>

                        </div>
                        <div>备注：{{hr.remark}}</div>
                    </div>
                </div>
            </el-card>
        </div>
    </div>
</template>

<script>
    export default {
        name: "SysHr",
        data(){
            return{
                keywords:'',
                hrs:[],
                allRoles:[],
                selectedRoles:[]
                }
        },
        mounted(){
            this.initHrs();
        },
        methods:{
            deleteHr(hr){
                this.$confirm('此操作将永久删除【'+hr.name+'】, 是否继续?', '提示', {
                    confirmButtonText: '确定',
                    cancelButtonText: '取消',
                    type: 'warning'
                }).then(() => {
                    this.deleteRequest("/system/hr/"+hr.id).then(resp=>{
                        if (resp){
                            this.initHrs();
                        }
                    })
                }).catch(() => {
                    this.$message({
                        type: 'info',
                        message: '已取消删除'
                    });
                });
            },
            doSearch(){
                this.initHrs();
            },
            hidePop(hr){
                let roles=[];
                //把hr.roles复制给roles
                Object.assign(roles,hr.roles);
                let flag=false;
                //原来的角色数量和当前选中的角色数量是否一样
                if (roles.length != this.selectedRoles.length){
                    flag=true;
                }else {
                	//角色数量一样，比较角色是否一样
                    for (let i = 0; i < roles.length; i++) {
                        let role=roles[i];
                        for (let j = 0; j <this.selectedRoles.length; j++) {
                            let sr=this.selectedRoles[j];
                            if (role.id==sr){
                            	//删除相同项
                                roles.splice(i,1);
                                //假设i为2，移除roles[2]之后，
                                //roles[3]往前移一位变为roles[2],
                                //此时外层循环由于i++变为3，开始比较roles[3]
                                //然而此时这个roles[3]实际上是之前的roles[4]
                                //之前的roles[3]就被跳过了
                                //所以需要i-1
                                i--;
                                break;
                            }
                        }
                    }
                    //循坏过后roles是否还有数据
                    if (roles.length != 0) {
                        flag=true;
                    }
                }
                if (flag) {
                    let url='/system/hr/roles?hrid=' +hr.id;
                    this.selectedRoles.forEach(sr=>{
                        url+='&rids='+sr;
                    })
                    this.putRequest(url).then(resp=>{
                        if (resp) {
                            this.initHrs();
                        }
                    })
                }
            },
            showPop(hr){
                this.initAllRoles();
                let roles =hr.roles;
                //防止历史数据遗留
                this.selectedRoles=[];
                roles.forEach(r=>{
                   this.selectedRoles.push(r.id)
                });

            },
            initHrs(){
                this.getRequest("/system/hr/?keywords="+this.keywords).then(resp=>{
                    if (resp) {
                        this.hrs=resp;
                    }
                })
            },
            enabledChange(hr){
                delete hr.roles;
                this.putRequest("/system/hr/",hr).then(resp=>{
                    if (resp) {
                        this.initHrs();
                    }
                })
            },
            initAllRoles(){
                this.getRequest("/system/hr/roles").then(resp=>{
                    if (resp) {
                        this.allRoles=resp;
                    }
                })
            }
        }
    }
</script>

<style>
    .userinfo-container div{
        font-size: 12px;
        color: #3c57ff;
    }
    .userinfo-container{
        margin-top: 20px;
    }
    .img-container{
        width: 100%;
        display: flex;
        justify-content: center;
    }
    .userface-img{
        width: 72px;
        height: 72px;
        border-radius: 72px;
    }
.hr-container{
    margin-top: 10px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
}
    .hr-card{
        width: 350px;
        margin-bottom: 20px;
    }
</style>

后端接口设计

Model

给Hr中的getAuthorities添加@JsonIgonre

	@Override
	@JsonIgnore
    public Collection<? extends GrantedAuthority> getAuthorities() {
        List<SimpleGrantedAuthority> authorities =new ArrayList<>(roles.size());
        for (Role role : roles) {
            authorities.add(new SimpleGrantedAuthority(role.getName()));
        }
        return authorities;
    }

controller

@RestController
@RequestMapping("/system/hr")
public class HrController {
        @Autowired
        HrService hrService;
        @Autowired
        RoleService roleService;
        @GetMapping("/")
        public List<Hr> getAllHrs(String keywords){
            return hrService.getAllHrs(keywords);
        }

        @PutMapping("/")
        public RespBean updateHr(@RequestBody Hr hr){
                if (hrService.updateHr(hr)==1){
                        return RespBean.ok("更新成功");
                }
                return RespBean.error("更新失败");
        }
        @GetMapping("/roles")
        public List<Role> getAllRoles(){
                return roleService.getAllRoles();
        }
        @PutMapping("/roles")
        public RespBean updateHrRole(Integer hrid,Integer[] rids){
                if (hrService.updateHrRole(hrid,rids)){
                        return RespBean.ok("更新角色成功");
                }
                return RespBean.error("更新角色失败");
        }

        @DeleteMapping("/{id}")
        public RespBean deleteHrById(@PathVariable Integer id){
                if (hrService.deleteHrById(id)==1){
                        return RespBean.ok("删除成功");
                }
                return RespBean.error("删除失败");
        }
}

Service

 	public List<Hr> getAllHrs(String keywords) {
        return hrMapper.getAllHrs(HrUtils.getCurrentHr().getId(),keywords);
    }
    @Transactional 
    public boolean updateHrRole(Integer hrid, Integer[] rids) {
    	//先全部删除，再全部添加
        hrRoleMapper.deleteByHrid(hrid);
        return hrRoleMapper.addRole(hrid,rids)==rids.length;
    }


    public Integer deleteHrById(Integer id) {
        return hrMapper.deleteByPrimaryKey(id);
    }

utils/HrUtils

public class HrUtils {
    public static Hr getCurrentHr() {
        return (Hr) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
    }
}

Maper

HrMapper

List<Role> getHrRolesById(Integer id);

List<Hr> getAllHrs(@Param("hrid") Integer hrid,@Param("keywords") String keywords);

HrRoleMapper

void deleteByHrid(Integer hrid);

Integer addRole(@Param("hrid") Integer hrid,@Param("rids") Integer[] rids);

XML

HrMapper.xml

  <resultMap id="HrWithRoles" type="com.qwl.vhr.model.Hr" extends="BaseResultMap">
    <collection property="roles" ofType="com.qwl.vhr.model.Role">
      <id column="rid" property="id"/>
      <result column="rname" property="name"/>
      <result column="rnameZh" property="namezh"/>
    </collection>
  </resultMap>
<select id="getAllHrs" resultMap="HrWithRoles">
    SELECT hr.`address`,hr.`enabled`,hr.`id`,hr.`name`,hr.`phone`,hr.`remark`,hr.`telephone`,hr.`userface`,hr.`username`,
    r.`id` AS rid,r.`name` AS rname,r.`nameZh`AS rnameZh
    FROM hr LEFT JOIN hr_role hrr ON hr.`id`=hrr.`hrid` LEFT JOIN role r ON hrr.`rid`=r.`id`
    WHERE hr.`id`!=#{hrid}
    <if test="keywords!=null">
      and hr.name like concat('%',#{keywords},'%')
    </if>
    order by hr.id
</select>

<select id="getHrRolesById" resultType="org.javaboy.vhr.model.Role">
     SELECT r.* FROM role r,hr_role hrr WHERE hrr.`rid`=r.`id` AND hrr.`hrid`=#{id}
</select>

HrRoleMapper.xml

<delete id="deleteByHrid">
    delete from hr_role where hrid=#{hrid}
</delete>
<insert id="addRole">
    insert into hr_role (hrid,rid) values
    <foreach collection="rids" item="rid" separator=",">
      (#{hrid},#{rid})
    </foreach>
</insert>