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package model
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import (
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"time"
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"go.uber.org/zap"
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"gorm.io/gorm"
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)
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type Navigation struct {
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Id int64 `form:"id" json:"id,omitempty" gorm:"primaryKey;autoIncrement;column:id;comment:;"`
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Title string `form:"title" json:"title,omitempty" gorm:"column:title;type:varchar(255);size:255;comment:链接名称;"`
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Href string `form:"href" json:"href,omitempty" gorm:"column:href;type:varchar(255);size:255;comment:跳转链接;"`
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Target string `form:"target" json:"target,omitempty" gorm:"column:target;type:varchar(16);size:16;comment:打开方式;"`
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Color string `form:"color" json:"color,omitempty" gorm:"column:color;type:varchar(32);size:32;comment:链接颜色;"`
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Sort int `form:"sort" json:"sort,omitempty" gorm:"column:sort;type:int(11);size:11;default:0;comment:排序,值越大越靠前;"`
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Enable *bool `form:"enable" json:"enable,omitempty" gorm:"column:enable;type:int(11);size:11;default:0;comment:是否启用;"`
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ParentId int64 `form:"parent_id" json:"parent_id,omitempty" gorm:"column:parent_id;type:int(11);size:11;default:0;comment:上级id;"`
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Description string `form:"description" json:"description,omitempty" gorm:"column:description;type:varchar(1024);size:1024;comment:描述;"`
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CreatedAt *time.Time `form:"created_at" json:"created_at,omitempty" gorm:"column:created_at;type:datetime;comment:创建时间;"`
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UpdatedAt *time.Time `form:"updated_at" json:"updated_at,omitempty" gorm:"column:updated_at;type:datetime;comment:更新时间;"`
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}
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func (Navigation) TableName() string {
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return tablePrefix + "navigation"
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}
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// CreateNavigation 创建Navigation
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func (m *DBModel) CreateNavigation(navigation *Navigation) (err error) {
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err = m.db.Create(navigation).Error
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if err != nil {
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m.logger.Error("CreateNavigation", zap.Error(err))
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return
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}
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return
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}
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// UpdateNavigation 更新Navigation,如果需要更新指定字段,则请指定updateFields参数
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func (m *DBModel) UpdateNavigation(navigation *Navigation, updateFields ...string) (err error) {
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db := m.db.Model(navigation)
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tableName := Navigation{}.TableName()
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updateFields = m.FilterValidFields(tableName, updateFields...)
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if len(updateFields) > 0 { // 更新指定字段
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db = db.Select(updateFields)
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} else { // 更新全部字段,包括零值字段
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db = db.Select(m.GetTableFields(tableName))
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}
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if navigation.Id == navigation.ParentId {
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navigation.ParentId = 0
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}
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err = db.Where("id = ?", navigation.Id).Updates(navigation).Error
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if err != nil {
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m.logger.Error("UpdateNavigation", zap.Error(err))
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}
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return
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}
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// GetNavigation 根据id获取Navigation
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func (m *DBModel) GetNavigation(id interface{}, fields ...string) (navigation Navigation, err error) {
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db := m.db
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fields = m.FilterValidFields(Navigation{}.TableName(), fields...)
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if len(fields) > 0 {
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db = db.Select(fields)
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}
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err = db.Where("id = ?", id).First(&navigation).Error
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return
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}
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type OptionGetNavigationList struct {
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Page int
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Size int
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WithCount bool // 是否返回总数
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Ids []interface{} // id列表
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SelectFields []string // 查询字段
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QueryRange map[string][2]interface{} // map[field][]{min,max}
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QueryIn map[string][]interface{} // map[field][]{value1,value2,...}
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QueryLike map[string][]interface{} // map[field][]{value1,value2,...}
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Sort []string
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}
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// GetNavigationList 获取Navigation列表
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func (m *DBModel) GetNavigationList(opt *OptionGetNavigationList) (navigationList []Navigation, total int64, err error) {
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tableName := Navigation{}.TableName()
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db := m.db.Model(&Navigation{})
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db = m.generateQueryRange(db, tableName, opt.QueryRange)
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db = m.generateQueryIn(db, tableName, opt.QueryIn)
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db = m.generateQueryLike(db, tableName, opt.QueryLike)
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if len(opt.Ids) > 0 {
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db = db.Where("id in (?)", opt.Ids)
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}
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if opt.WithCount {
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err = db.Count(&total).Error
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if err != nil {
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m.logger.Error("GetNavigationList", zap.Error(err))
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return
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}
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}
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opt.SelectFields = m.FilterValidFields(tableName, opt.SelectFields...)
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if len(opt.SelectFields) > 0 {
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db = db.Select(opt.SelectFields)
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}
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if len(opt.Sort) == 0 {
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opt.Sort = []string{"sort desc"}
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}
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db = m.generateQuerySort(db, tableName, opt.Sort)
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db = db.Offset((opt.Page - 1) * opt.Size).Limit(opt.Size)
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err = db.Find(&navigationList).Error
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if err != nil && err != gorm.ErrRecordNotFound {
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m.logger.Error("GetNavigationList", zap.Error(err))
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}
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return
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}
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// DeleteNavigation 删除数据
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// 连同子数据一起删除
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func (m *DBModel) DeleteNavigation(ids []int64) (err error) {
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err = m.db.Where("id in (?)", ids).Delete(&Navigation{}).Error
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if err != nil {
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m.logger.Error("DeleteNavigation", zap.Error(err))
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return
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}
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var children []Navigation
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m.db.Select("id").Where("parent_id in (?)", ids).Find(&children)
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if len(children) > 0 {
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var childrenIds []int64
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for _, child := range children {
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childrenIds = append(childrenIds, child.Id)
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}
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err = m.DeleteNavigation(childrenIds)
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if err != nil {
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m.logger.Error("DeleteNavigation", zap.Error(err))
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return
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}
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}
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return
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}
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