gorm 结构体 预加载

结构体构建

type PlansApproval struct {

    ID          uint

    Plans_Id    int    //plans编号

    UpdateUser  int    //更新者

    Approval    string //批示内容

    Record_date time.Time

    CreateUser  int

    ProfileID   int

    Profile     Profile `gorm:"ForeignKey:ProfileID;AssociationForeignKey:ID;"`

    PlansApprovalsReply []PlansApprovalsReply `gorm:"ForeignKey:ID;AssociationForeignKey:ID;"`

}

type PlansApprovalsReply struct {

    ID                            int

    Plans_id                      int

    Plans_approvals_reply_content string

    Plans_approvals_reply_date    time.Time

    Plans_approvals_reply_user    int

    User                          User `gorm:"ForeignKey:Plans_approvals_reply_user;AssociationForeignKey:ID"`

}

type PlansComment struct {

    ID                 uint

    Plans_Id           int //plans编号

    CreateUser         int

    UpdateUser         int //更新者

    Record_date        time.Time

    Comment            string //评论内容

    ProfileID          int

    Profile            Profile              `gorm:"ForeignKey:ProfileID;AssociationForeignKey:ID"`

    User               User                 `gorm:"ForeignKey:ProfileID;AssociationForeignKey:ID"`

    PlansCommentsReply []PlansCommentsReply `gorm:"ForeignKey:ID;AssociationForeignKey:ID;"`

}

type PlansCommentsReply struct {

    ID                          int

    Plans_id                    uint

    Plans_comment_reply_content string

    Plans_comment_reply_date    time.Time

    Plans_comment_reply_user    int

    User                        User `gorm:"ForeignKey:Plans_comment_reply_user;AssociationForeignKey:ID"`

}

type User struct {

    gorm.Model

    Username   string

    Avatar     string `gorm:"default:'/img/user.jpg'"`

    Profile_id int

}

type Profile struct {

    gorm.Model

    Realname    string    `form:"Realname" json:"Realname"`

    Sex         int       `form:"Sex" json:"Sex,string"`

    Birth       time.Time `form:"Birth" json:"Birth" time_format:"2006-01-02"`

    Email       string    `form:"Email" json:"Email"`

    Webchat     string    `form:"Webchat" json:"Webchat"`

    Qq          string    `form:"Qq" json:"Qq"`

    Phone       string    `form:"Phone" json:"Phone"`

    Tel         string    `form:"Tel" json:"Tel"`

    Address     string    `form:"Address" json:"Address"`

    Emercontact string    `form:"Emercontact" json:"Emercontact"`

    Emerphone   string    `form:"Emerphone" json:"Emerphone"`

    Departid    int64

    Positionid  int64

    Lognum      int

    Ip          string

    Lasted      int64

    Depart      Depart `gorm:"ForeignKey:Departid;AssociationForeignKey:ID"`

    User        User   `gorm:"ForeignKey:ID;AssociationForeignKey:ID;"`

}

type Depart struct {

    ID   int

    Name string

    Desc string

}

预加载
func GetPlansCommentByPlansidList(p PlansComment, q util.Query) (results map[string]interface{}, err error) {

    results = make(map[string]interface{})

    var pc []PlansComment

    pc = make([]PlansComment, 0)

    var total int

    err = db.Orm.Debug().Preload("Profile.Depart").Preload("PlansCommentsReply.User").Preload("Profile.User").First(&pc, p.CreateUser).Where("plans_id = ?", p.Plans_Id).Find(&pc).Error

    db.Orm.Table("plans_comments").Where("plans_id = ?", p.Plans_Id).Where("deleted_at IS NULL").Count(&total)

    results["items"] = pc

    results["total"] = total

    return results, err

}