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- // gin绑定参数模块
- // 秒寻科技
- // zt 2024-01-05
- package bind
- import (
- "bytes"
- "encoding/json"
- "errors"
- "io"
- "ipsomc/core/dao/mysql/mysqlmodel"
- "ipsomc/core/dao/redis/redismodel"
- "reflect"
- "github.com/gin-gonic/gin"
- )
- type BindApi struct{}
- // 绑定body中的参数
- func (obj BindApi) bindBodyData(c *gin.Context, dataModel interface{}) error {
- //读取body参数后,参数将被清空
- bodyData, err := io.ReadAll(c.Request.Body)
- if err != nil {
- return err
- }
- defer c.Request.Body.Close()
- //body中没有数据
- if len(bodyData) <= 0 {
- return nil
- }
- //回写参数至body,以便执行bind
- r := bytes.NewBuffer(bodyData)
- rd := io.NopCloser(r)
- c.Request.Body = rd
- //绑定参数到模型
- if err := c.ShouldBindJSON(dataModel); err != nil {
- return errors.New("数据解析错误")
- }
- return nil
- }
- // 增加用户信息,包括用户ID、公司ID和项目信息
- func (obj BindApi) AddUserInfo(c *gin.Context, dataModel interface{}) error {
- var redisModel redismodel.RedisOperator
- modelTmp, ok := c.Get("mycontext") //获得“mycontent”的值
- if ok {
- dataList, err := json.Marshal(modelTmp)
- if err != nil {
- return err
- }
- if err := json.Unmarshal(dataList, &redisModel); err != nil {
- return err
- }
- //将用户基本信息补充到模型中
- val := reflect.ValueOf(dataModel).Elem()
- val.FieldByName("CompanyID").SetInt(int64(redisModel.CompanyID))
- val.FieldByName("ProjectID").SetInt(int64(redisModel.ProjectID))
- val.FieldByName("OwnerID").SetInt(int64(redisModel.UserID))
- }
- return nil
- }
- // 绑定数据到模型
- func (obj BindApi) Bind2Model(c *gin.Context, dataModel interface{}) error {
- if err := obj.bindBodyData(c, dataModel); err != nil {
- return err
- }
- //增加用户信息到模型
- if err := obj.AddUserInfo(c, dataModel); err != nil {
- return errors.New(err.Error())
- }
- return nil
- }
- // 绑定参数到map,用于修改模型
- func (obj BindApi) Bind2Map(c *gin.Context, dataModel interface{}, dataMap map[string]interface{}) error {
- //将数据绑定到map中(只获得前端传过来的数据)
- if err := c.ShouldBindJSON(&dataMap); err != nil {
- return err
- }
- //将map转成结构体,以便填充dataModel
- dataList, err := json.Marshal(dataMap)
- if err != nil {
- return err
- }
- //填充dataModel(组要是填充ID值)
- if err := json.Unmarshal(dataList, dataModel); err != nil {
- return err
- }
- //从map中删除ID键
- for key := range dataMap {
- if key == "id" {
- delete(dataMap, key)
- break
- }
- }
- //增加用户信息到模型
- if err := obj.AddUserInfo(c, dataModel); err != nil {
- return errors.New(err.Error())
- }
- return nil
- }
- // 绑定参数到查询条件
- func (obj BindApi) Bind2Query(c *gin.Context, queryParam interface{}) error {
- if err := obj.bindBodyData(c, queryParam); err != nil {
- return err
- }
- //增加用户信息到模型
- if err := obj.AddUserInfo(c, queryParam); err != nil {
- return errors.New(err.Error())
- }
- return nil
- }
- // 绑定数据到分页查询条件
- func (obj BindApi) Bind2PageQuery(c *gin.Context, pageQueryParam *mysqlmodel.PageListParam) error {
- if err := obj.bindBodyData(c, pageQueryParam); err != nil {
- return err
- }
- //增加用户信息到模型
- if err := obj.AddUserInfo(c, pageQueryParam); err != nil {
- return errors.New(err.Error())
- }
- return nil
- }
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