Files
QuoteForge/internal/repository/partnumber_book.go
2026-03-07 21:03:40 +03:00

113 lines
3.6 KiB
Go

package repository
import (
"git.mchus.pro/mchus/quoteforge/internal/localdb"
"gorm.io/gorm"
)
// PartnumberBookRepository provides read-only access to local partnumber book snapshots.
type PartnumberBookRepository struct {
db *gorm.DB
}
func NewPartnumberBookRepository(db *gorm.DB) *PartnumberBookRepository {
return &PartnumberBookRepository{db: db}
}
// GetActiveBook returns the most recently active local partnumber book.
func (r *PartnumberBookRepository) GetActiveBook() (*localdb.LocalPartnumberBook, error) {
var book localdb.LocalPartnumberBook
err := r.db.Where("is_active = 1").Order("created_at DESC, id DESC").First(&book).Error
if err != nil {
return nil, err
}
return &book, nil
}
// GetBookItems returns all items for the given local book ID.
func (r *PartnumberBookRepository) GetBookItems(bookID uint) ([]localdb.LocalPartnumberBookItem, error) {
var items []localdb.LocalPartnumberBookItem
err := r.db.Where("book_id = ?", bookID).Find(&items).Error
return items, err
}
// GetBookItemsPage returns items for the given local book ID with optional search and pagination.
func (r *PartnumberBookRepository) GetBookItemsPage(bookID uint, search string, page, perPage int) ([]localdb.LocalPartnumberBookItem, int64, error) {
if page < 1 {
page = 1
}
if perPage < 1 {
perPage = 100
}
query := r.db.Model(&localdb.LocalPartnumberBookItem{}).Where("book_id = ?", bookID)
trimmedSearch := "%" + search + "%"
if search != "" {
query = query.Where("partnumber LIKE ? OR lot_name LIKE ?", trimmedSearch, trimmedSearch)
}
var total int64
if err := query.Count(&total).Error; err != nil {
return nil, 0, err
}
var items []localdb.LocalPartnumberBookItem
err := query.
Order("partnumber ASC, lot_name ASC, id ASC").
Offset((page - 1) * perPage).
Limit(perPage).
Find(&items).Error
return items, total, err
}
// FindLotByPartnumber looks up a partnumber in the active book and returns the matching items.
func (r *PartnumberBookRepository) FindLotByPartnumber(bookID uint, partnumber string) ([]localdb.LocalPartnumberBookItem, error) {
var items []localdb.LocalPartnumberBookItem
err := r.db.Where("book_id = ? AND partnumber = ?", bookID, partnumber).Find(&items).Error
return items, err
}
// ListBooks returns all local partnumber books ordered newest first.
func (r *PartnumberBookRepository) ListBooks() ([]localdb.LocalPartnumberBook, error) {
var books []localdb.LocalPartnumberBook
err := r.db.Order("created_at DESC, id DESC").Find(&books).Error
return books, err
}
// SaveBook saves a new partnumber book snapshot.
func (r *PartnumberBookRepository) SaveBook(book *localdb.LocalPartnumberBook) error {
return r.db.Save(book).Error
}
// SaveBookItems bulk-inserts items for a book snapshot.
func (r *PartnumberBookRepository) SaveBookItems(items []localdb.LocalPartnumberBookItem) error {
if len(items) == 0 {
return nil
}
return r.db.CreateInBatches(items, 500).Error
}
// CountBookItems returns the number of items for a given local book ID.
func (r *PartnumberBookRepository) CountBookItems(bookID uint) int64 {
var count int64
r.db.Model(&localdb.LocalPartnumberBookItem{}).Where("book_id = ?", bookID).Count(&count)
return count
}
func (r *PartnumberBookRepository) CountDistinctLots(bookID uint) int64 {
var count int64
r.db.Model(&localdb.LocalPartnumberBookItem{}).
Where("book_id = ?", bookID).
Distinct("lot_name").
Count(&count)
return count
}
func (r *PartnumberBookRepository) CountPrimaryItems(bookID uint) int64 {
var count int64
r.db.Model(&localdb.LocalPartnumberBookItem{}).
Where("book_id = ? AND is_primary_pn = ?", bookID, true).
Count(&count)
return count
}