Apply remaining pricelist and local-first updates

internal/services/pricelist/service.go

@@ -9,29 +9,79 @@ import (
 
 	"git.mchus.pro/mchus/quoteforge/internal/models"
 	"git.mchus.pro/mchus/quoteforge/internal/repository"
+	"git.mchus.pro/mchus/quoteforge/internal/services/pricing"
 	"gorm.io/gorm"
 )
 
 type Service struct {
 	repo          *repository.PricelistRepository
 	componentRepo *repository.ComponentRepository
+	pricingSvc    *pricing.Service
 	db            *gorm.DB
 }
 
-func NewService(db *gorm.DB, repo *repository.PricelistRepository, componentRepo *repository.ComponentRepository) *Service {
+type CreateProgress struct {
+	Current int
+	Total   int
+	Status  string
+	Message string
+	Updated int
+	Errors  int
+	LotName string
+}
+
+func NewService(db *gorm.DB, repo *repository.PricelistRepository, componentRepo *repository.ComponentRepository, pricingSvc *pricing.Service) *Service {
 	return &Service{
 		repo:          repo,
 		componentRepo: componentRepo,
+		pricingSvc:    pricingSvc,
 		db:            db,
 	}
 }
 
 // CreateFromCurrentPrices creates a new pricelist by taking a snapshot of current prices
 func (s *Service) CreateFromCurrentPrices(createdBy string) (*models.Pricelist, error) {
+	return s.CreateFromCurrentPricesWithProgress(createdBy, nil)
+}
+
+// CreateFromCurrentPricesWithProgress creates a pricelist and reports coarse-grained progress.
+func (s *Service) CreateFromCurrentPricesWithProgress(createdBy string, onProgress func(CreateProgress)) (*models.Pricelist, error) {
 	if s.repo == nil || s.db == nil {
 		return nil, fmt.Errorf("offline mode: cannot create pricelists")
 	}
 
+	report := func(p CreateProgress) {
+		if onProgress != nil {
+			onProgress(p)
+		}
+	}
+	report(CreateProgress{Current: 0, Total: 100, Status: "starting", Message: "Подготовка"})
+
+	updated, errs := 0, 0
+	if s.pricingSvc != nil {
+		report(CreateProgress{Current: 1, Total: 100, Status: "recalculating", Message: "Обновление цен компонентов"})
+		updated, errs = s.pricingSvc.RecalculateAllPricesWithProgress(func(p pricing.RecalculateProgress) {
+			if p.Total <= 0 {
+				return
+			}
+			phaseCurrent := 1 + int(float64(p.Current)/float64(p.Total)*90.0)
+			if phaseCurrent > 91 {
+				phaseCurrent = 91
+			}
+			report(CreateProgress{
+				Current: phaseCurrent,
+				Total:   100,
+				Status:  "recalculating",
+				Message: "Обновление цен компонентов",
+				Updated: p.Updated,
+				Errors:  p.Errors,
+				LotName: p.LotName,
+			})
+		})
+	}
+	report(CreateProgress{Current: 92, Total: 100, Status: "recalculated", Message: "Цены обновлены", Updated: updated, Errors: errs})
+
+	report(CreateProgress{Current: 95, Total: 100, Status: "snapshot", Message: "Создание снимка прайслиста"})
 	expiresAt := time.Now().AddDate(1, 0, 0) // +1 year
 	const maxCreateAttempts = 5
 	var pricelist *models.Pricelist
@@ -101,6 +151,7 @@ func (s *Service) CreateFromCurrentPrices(createdBy string) (*models.Pricelist,
 		"items", len(items),
 		"created_by", createdBy,
 	)
+	report(CreateProgress{Current: 100, Total: 100, Status: "completed", Message: "Прайслист создан", Updated: updated, Errors: errs})
 
 	return pricelist, nil
 }
@@ -130,6 +181,21 @@ func (s *Service) List(page, perPage int) ([]models.PricelistSummary, int64, err
 	return s.repo.List(offset, perPage)
 }
 
+// ListActive returns active pricelists with pagination.
+func (s *Service) ListActive(page, perPage int) ([]models.PricelistSummary, int64, error) {
+	if s.repo == nil {
+		return []models.PricelistSummary{}, 0, nil
+	}
+	if page < 1 {
+		page = 1
+	}
+	if perPage < 1 {
+		perPage = 20
+	}
+	offset := (page - 1) * perPage
+	return s.repo.ListActive(offset, perPage)
+}
+
 // GetByID returns a pricelist by ID
 func (s *Service) GetByID(id uint) (*models.Pricelist, error) {
 	if s.repo == nil {
@@ -161,6 +227,22 @@ func (s *Service) Delete(id uint) error {
 	return s.repo.Delete(id)
 }
 
+// SetActive toggles active state for a pricelist.
+func (s *Service) SetActive(id uint, isActive bool) error {
+	if s.repo == nil {
+		return fmt.Errorf("offline mode: cannot update pricelists")
+	}
+	return s.repo.SetActive(id, isActive)
+}
+
+// GetPriceForLot returns price by pricelist/lot.
+func (s *Service) GetPriceForLot(pricelistID uint, lotName string) (float64, error) {
+	if s.repo == nil {
+		return 0, fmt.Errorf("offline mode: pricelist service not available")
+	}
+	return s.repo.GetPriceForLot(pricelistID, lotName)
+}
+
 // CanWrite returns true if the user can create pricelists
 func (s *Service) CanWrite() bool {
 	if s.repo == nil {