149 lines
3.4 KiB
Go
149 lines
3.4 KiB
Go
package dao
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import (
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"errors"
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"fmt"
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"yintai-api/app/common/model"
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"gorm.io/gorm"
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)
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type Category struct {
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db *gorm.DB
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}
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func NewCategory(db ...*gorm.DB) *Category {
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return &Category{db: getDB(db...)}
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}
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func (r *Category) TableName() string {
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return "yt_category"
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}
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func (r *Category) Create(m *model.Category) error {
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return r.db.Table(r.TableName()).Create(m).Error
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}
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func (r *Category) Update(m *model.Category) error {
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return r.db.Table(r.TableName()).Save(m).Error
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}
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func (r *Category) Delete(path string) error {
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return r.db.Table(r.TableName()).Where("path LIKE ?", fmt.Sprintf("%s%%", path)).Delete(&model.Category{}).Error
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}
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func (r *Category) Get(id int64) (*model.Category, error) {
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var res model.Category
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if err := r.db.Table(r.TableName()).Where("id = ?", id).First(&res).Error; err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, nil
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}
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return nil, err
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}
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return &res, nil
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}
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func (r *Category) GetWithType(id int64, t string) (*model.Category, error) {
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var res model.Category
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if err := r.db.Table(r.TableName()).Where("id = ? AND type = ?", id, t).First(&res).Error; err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, nil
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}
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return nil, err
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}
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return &res, nil
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}
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func (r *Category) Exists(id int64) (bool, error) {
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var count int64
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if err := r.db.Table(r.TableName()).Where("id = ?", id).Count(&count).Error; err != nil {
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return false, err
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}
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return count > 0, nil
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}
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func (r *Category) GetByPath(path string) ([]*model.Category, error) {
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var res []*model.Category
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if err := r.db.Table(r.TableName()).Where("path LIKE ?", fmt.Sprintf("%s%%", path)).Find(&res).Error; err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, nil
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}
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return nil, err
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}
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return res, nil
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}
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func (r *Category) List(pid int64, name, nameEn, types string, page, size int, sort string) ([]*model.Category, int64, error) {
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var req []*model.Category
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var count int64
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tx := r.db.Table(r.TableName()).Where("type = ?", types)
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if pid != 0 {
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tx = tx.Where("pid = ?", pid)
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}
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if name != "" {
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tx = tx.Where("name LIKE ?", fmt.Sprintf("%%%s%%", name))
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}
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if nameEn != "" {
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tx = tx.Where("name_en LIKE ?", fmt.Sprintf("%%%s%%", nameEn))
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}
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if sort != "" {
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tx = tx.Order(sort)
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} else {
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tx = tx.Order("create_time desc")
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}
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if err := tx.Count(&count).Error; err != nil {
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return nil, 0, err
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}
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if err := tx.Offset((page - 1) * size).Limit(size).Find(&req).Error; err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, 0, nil
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}
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return nil, 0, err
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}
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return req, count, nil
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}
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func (c *Category) GetByBiz(BizID int64, BizType string) (*model.Category, error) {
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var res model.Category
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tx := c.db.Table(c.TableName() + " c ").Joins(fmt.Sprintf(" LEFT JON %s r ON c.id = r.cateory_id", NewCategoryRelation().TableName()))
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tx = tx.Where("r.biz_id = ? AND c.type = ?", BizID, BizType)
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if err := tx.First(&res).Error; err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, nil
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}
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return nil, err
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}
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return &res, nil
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}
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func (c *Category) GetByIds(ids ...int64) (map[int64]*model.Category, error) {
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resMap := make(map[int64]*model.Category)
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var res []*model.Category
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if len(ids) > 0 {
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tx := c.db.Table(c.TableName()).Where("id IN (?)", ids).Find(&res)
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if tx.Error != nil {
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if errors.Is(tx.Error, gorm.ErrRecordNotFound) {
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return resMap, nil
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}
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return resMap, tx.Error
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}
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}
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for _, re := range res {
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resMap[re.ID] = re
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}
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return resMap, nil
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}
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