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package model
import (
"time"
"go.uber.org/zap"
"gorm.io/gorm"
)
type UserGroup struct {
Id int64 `form:"id" json:"id,omitempty" gorm:"primaryKey;autoIncrement;column:id;comment:;"`
UserId int64 `form:"user_id" json:"user_id,omitempty" gorm:"column:user_id;type:bigint(20);size:20;default:0;index:user_group,unique;index:user_id;comment:用户ID;"`
GroupId int64 `form:"group_id" json:"group_id,omitempty" gorm:"column:group_id;type:bigint(20);size:20;default:0;index:user_group,unique;comment:组ID;"`
CreatedAt *time.Time `form:"created_at" json:"created_at,omitempty" gorm:"column:created_at;type:datetime;comment:创建时间;"`
UpdatedAt *time.Time `form:"updated_at" json:"updated_at,omitempty" gorm:"column:updated_at;type:datetime;comment:更新时间;"`
}
// 这里是proto文件中的结构体可以根据需要删除或者调整
//message UserGroup {
// int64 id = 1;
// int64 user_id = 2;
// int64 group_id = 3;
// = 0;
// = 0;
//}
func (UserGroup) TableName() string {
return tablePrefix + "user_group"
}
// CreateUserGroup 创建UserGroup
// TODO: 创建成功之后,注意相关表统计字段数值的增减
func (m *DBModel) CreateUserGroup(userGroup *UserGroup) (err error) {
err = m.db.Create(userGroup).Error
if err != nil {
m.logger.Error("CreateUserGroup", zap.Error(err))
return
}
return
}
// UpdateUserGroup 更新UserGroup如果需要更新指定字段则请指定updateFields参数
func (m *DBModel) UpdateUserGroup(userGroup *UserGroup, updateFields ...string) (err error) {
db := m.db.Model(userGroup)
updateFields = m.FilterValidFields(UserGroup{}.TableName(), updateFields...)
if len(updateFields) > 0 { // 更新指定字段
db = db.Select(updateFields)
}
err = db.Where("id = ?", userGroup.Id).Updates(userGroup).Error
if err != nil {
m.logger.Error("UpdateUserGroup", zap.Error(err))
}
return
}
// GetUserGroup 根据id获取UserGroup
func (m *DBModel) GetUserGroup(id interface{}, fields ...string) (userGroup UserGroup, err error) {
db := m.db
fields = m.FilterValidFields(UserGroup{}.TableName(), fields...)
if len(fields) > 0 {
db = db.Select(fields)
}
err = db.Where("id = ?", id).First(&userGroup).Error
return
}
type OptionGetUserGroupList struct {
Page int
Size int
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WithCount bool // 是否返回总数
Ids []interface{} // id列表
SelectFields []string // 查询字段
QueryIn map[string][]interface{} // map[field][]{value1,value2,...}
Sort []string
}
// GetUserGroupList 获取UserGroup列表
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func (m *DBModel) GetUserGroupList(opt *OptionGetUserGroupList) (userGroupList []UserGroup, total int64, err error) {
db := m.db.Model(&UserGroup{})
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tableName := UserGroup{}.TableName()
db = m.generateQueryIn(db, tableName, opt.QueryIn)
if len(opt.Ids) > 0 {
db = db.Where("id in (?)", opt.Ids)
}
if opt.WithCount {
err = db.Count(&total).Error
if err != nil {
m.logger.Error("GetUserGroupList", zap.Error(err))
return
}
}
opt.SelectFields = m.FilterValidFields(UserGroup{}.TableName(), opt.SelectFields...)
if len(opt.SelectFields) > 0 {
db = db.Select(opt.SelectFields)
}
err = db.Find(&userGroupList).Error
if err != nil && err != gorm.ErrRecordNotFound {
m.logger.Error("GetUserGroupList", zap.Error(err))
}
return
}
// DeleteUserGroup 删除数据
// TODO: 删除数据之后,存在 user_group_id 的关联表,需要删除对应数据,同时相关表的统计数值,也要随着减少
func (m *DBModel) DeleteUserGroup(ids []interface{}) (err error) {
err = m.db.Where("id in (?)", ids).Delete(&UserGroup{}).Error
if err != nil {
m.logger.Error("DeleteUserGroup", zap.Error(err))
}
return
}