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WIP: save current pricing and pricelist changes

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This commit is contained in:
Mikhail Chusavitin
2026-02-06 19:07:22 +03:00
parent 29035ddc5a
commit b965c6bb95
18 changed files with 1263 additions and 182 deletions
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106
internal/services/pricelist/service.go
View File

@@ -30,6 +30,11 @@ type CreateProgress struct {
LotName string
}
type CreateItemInput struct {
LotName string
Price float64
}
func NewService(db *gorm.DB, repo *repository.PricelistRepository, componentRepo *repository.ComponentRepository, pricingSvc *pricing.Service) *Service {
return &Service{
repo: repo,
@@ -41,14 +46,25 @@ func NewService(db *gorm.DB, repo *repository.PricelistRepository, componentRepo
// 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)
return s.CreateFromCurrentPricesForSource(createdBy, string(models.PricelistSourceEstimate))
}
// CreateFromCurrentPricesForSource creates a new pricelist snapshot for one source.
func (s *Service) CreateFromCurrentPricesForSource(createdBy, source string) (*models.Pricelist, error) {
return s.CreateForSourceWithProgress(createdBy, source, nil, nil)
}
// CreateFromCurrentPricesWithProgress creates a pricelist and reports coarse-grained progress.
func (s *Service) CreateFromCurrentPricesWithProgress(createdBy string, onProgress func(CreateProgress)) (*models.Pricelist, error) {
func (s *Service) CreateFromCurrentPricesWithProgress(createdBy, source string, onProgress func(CreateProgress)) (*models.Pricelist, error) {
return s.CreateForSourceWithProgress(createdBy, source, nil, onProgress)
}
// CreateForSourceWithProgress creates a source pricelist from current estimate snapshot or explicit item list.
func (s *Service) CreateForSourceWithProgress(createdBy, source string, sourceItems []CreateItemInput, onProgress func(CreateProgress)) (*models.Pricelist, error) {
if s.repo == nil || s.db == nil {
return nil, fmt.Errorf("offline mode: cannot create pricelists")
}
source = string(models.NormalizePricelistSource(source))
report := func(p CreateProgress) {
if onProgress != nil {
@@ -58,7 +74,7 @@ func (s *Service) CreateFromCurrentPricesWithProgress(createdBy string, onProgre
report(CreateProgress{Current: 0, Total: 100, Status: "starting", Message: "Подготовка"})
updated, errs := 0, 0
if s.pricingSvc != nil {
if source == string(models.PricelistSourceEstimate) && 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 {
@@ -86,12 +102,13 @@ func (s *Service) CreateFromCurrentPricesWithProgress(createdBy string, onProgre
const maxCreateAttempts = 5
var pricelist *models.Pricelist
for attempt := 1; attempt <= maxCreateAttempts; attempt++ {
version, err := s.repo.GenerateVersion()
version, err := s.repo.GenerateVersionBySource(source)
if err != nil {
return nil, fmt.Errorf("generating version: %w", err)
}
pricelist = &models.Pricelist{
Source: source,
Version: version,
CreatedBy: createdBy,
IsActive: true,
@@ -113,28 +130,43 @@ func (s *Service) CreateFromCurrentPricesWithProgress(createdBy string, onProgre
break
}
// Get all components with prices from qt_lot_metadata
var metadata []models.LotMetadata
if err := s.db.Where("current_price IS NOT NULL AND current_price > 0").Find(&metadata).Error; err != nil {
return nil, fmt.Errorf("getting lot metadata: %w", err)
}
// Create pricelist items with all price settings
items := make([]models.PricelistItem, 0, len(metadata))
for _, m := range metadata {
if m.CurrentPrice == nil || *m.CurrentPrice <= 0 {
continue
items := make([]models.PricelistItem, 0)
if len(sourceItems) > 0 {
items = make([]models.PricelistItem, 0, len(sourceItems))
for _, srcItem := range sourceItems {
if strings.TrimSpace(srcItem.LotName) == "" || srcItem.Price <= 0 {
continue
}
items = append(items, models.PricelistItem{
PricelistID: pricelist.ID,
LotName: strings.TrimSpace(srcItem.LotName),
Price: srcItem.Price,
})
}
} else {
// Default snapshot source for estimate and backward compatibility.
var metadata []models.LotMetadata
if err := s.db.Where("current_price IS NOT NULL AND current_price > 0").Find(&metadata).Error; err != nil {
return nil, fmt.Errorf("getting lot metadata: %w", err)
}
// Create pricelist items with all price settings
items = make([]models.PricelistItem, 0, len(metadata))
for _, m := range metadata {
if m.CurrentPrice == nil || *m.CurrentPrice <= 0 {
continue
}
items = append(items, models.PricelistItem{
PricelistID: pricelist.ID,
LotName: m.LotName,
Price: *m.CurrentPrice,
PriceMethod: string(m.PriceMethod),
PricePeriodDays: m.PricePeriodDays,
PriceCoefficient: m.PriceCoefficient,
ManualPrice: m.ManualPrice,
MetaPrices: m.MetaPrices,
})
}
items = append(items, models.PricelistItem{
PricelistID: pricelist.ID,
LotName: m.LotName,
Price: *m.CurrentPrice,
PriceMethod: string(m.PriceMethod),
PricePeriodDays: m.PricePeriodDays,
PriceCoefficient: m.PriceCoefficient,
ManualPrice: m.ManualPrice,
MetaPrices: m.MetaPrices,
})
}
if err := s.repo.CreateItems(items); err != nil {
@@ -161,11 +193,17 @@ func isVersionConflictError(err error) bool {
return true
}
msg := strings.ToLower(err.Error())
return strings.Contains(msg, "duplicate entry") && strings.Contains(msg, "idx_qt_pricelists_version")
return strings.Contains(msg, "duplicate entry") &&
(strings.Contains(msg, "idx_qt_pricelists_source_version") || strings.Contains(msg, "idx_qt_pricelists_version"))
}
// List returns pricelists with pagination
func (s *Service) List(page, perPage int) ([]models.PricelistSummary, int64, error) {
return s.ListBySource(page, perPage, "")
}
// ListBySource returns pricelists with optional source filter.
func (s *Service) ListBySource(page, perPage int, source string) ([]models.PricelistSummary, int64, error) {
// If no database connection (offline mode), return empty list
if s.repo == nil {
return []models.PricelistSummary{}, 0, nil
@@ -178,11 +216,16 @@ func (s *Service) List(page, perPage int) ([]models.PricelistSummary, int64, err
perPage = 20
}
offset := (page - 1) * perPage
return s.repo.List(offset, perPage)
return s.repo.ListBySource(source, offset, perPage)
}
// ListActive returns active pricelists with pagination.
func (s *Service) ListActive(page, perPage int) ([]models.PricelistSummary, int64, error) {
return s.ListActiveBySource(page, perPage, "")
}
// ListActiveBySource returns active pricelists with optional source filter.
func (s *Service) ListActiveBySource(page, perPage int, source string) ([]models.PricelistSummary, int64, error) {
if s.repo == nil {
return []models.PricelistSummary{}, 0, nil
}
@@ -193,7 +236,7 @@ func (s *Service) ListActive(page, perPage int) ([]models.PricelistSummary, int6
perPage = 20
}
offset := (page - 1) * perPage
return s.repo.ListActive(offset, perPage)
return s.repo.ListActiveBySource(source, offset, perPage)
}
// GetByID returns a pricelist by ID
@@ -261,10 +304,15 @@ func (s *Service) CanWriteDebug() (bool, string) {
// GetLatestActive returns the most recent active pricelist
func (s *Service) GetLatestActive() (*models.Pricelist, error) {
return s.GetLatestActiveBySource(string(models.PricelistSourceEstimate))
}
// GetLatestActiveBySource returns the latest active pricelist for a source.
func (s *Service) GetLatestActiveBySource(source string) (*models.Pricelist, error) {
if s.repo == nil {
return nil, fmt.Errorf("offline mode: pricelist service not available")
}
return s.repo.GetLatestActive()
return s.repo.GetLatestActiveBySource(source)
}
// CleanupExpired deletes expired and unused pricelists

161
internal/services/quote.go
View File

@@ -3,6 +3,7 @@ package services
import (
"errors"
"git.mchus.pro/mchus/quoteforge/internal/localdb"
"git.mchus.pro/mchus/quoteforge/internal/models"
"git.mchus.pro/mchus/quoteforge/internal/repository"
"git.mchus.pro/mchus/quoteforge/internal/services/pricing"
@@ -17,17 +18,23 @@ var (
type QuoteService struct {
componentRepo *repository.ComponentRepository
statsRepo *repository.StatsRepository
pricelistRepo *repository.PricelistRepository
localDB *localdb.LocalDB
pricingService *pricing.Service
}
func NewQuoteService(
componentRepo *repository.ComponentRepository,
statsRepo *repository.StatsRepository,
pricelistRepo *repository.PricelistRepository,
localDB *localdb.LocalDB,
pricingService *pricing.Service,
) *QuoteService {
return &QuoteService{
componentRepo: componentRepo,
statsRepo: statsRepo,
pricelistRepo: pricelistRepo,
localDB: localDB,
pricingService: pricingService,
}
}
@@ -57,6 +64,34 @@ type QuoteRequest struct {
} `json:"items"`
}
type PriceLevelsRequest struct {
Items []struct {
LotName string `json:"lot_name"`
Quantity int `json:"quantity"`
} `json:"items"`
PricelistIDs map[string]uint `json:"pricelist_ids,omitempty"`
}
type PriceLevelsItem struct {
LotName string `json:"lot_name"`
Quantity int `json:"quantity"`
EstimatePrice *float64 `json:"estimate_price"`
WarehousePrice *float64 `json:"warehouse_price"`
CompetitorPrice *float64 `json:"competitor_price"`
DeltaWhEstimateAbs *float64 `json:"delta_wh_estimate_abs"`
DeltaWhEstimatePct *float64 `json:"delta_wh_estimate_pct"`
DeltaCompEstimateAbs *float64 `json:"delta_comp_estimate_abs"`
DeltaCompEstimatePct *float64 `json:"delta_comp_estimate_pct"`
DeltaCompWhAbs *float64 `json:"delta_comp_wh_abs"`
DeltaCompWhPct *float64 `json:"delta_comp_wh_pct"`
PriceMissing []string `json:"price_missing"`
}
type PriceLevelsResult struct {
Items []PriceLevelsItem `json:"items"`
ResolvedPricelistIDs map[string]uint `json:"resolved_pricelist_ids"`
}
func (s *QuoteService) ValidateAndCalculate(req *QuoteRequest) (*QuoteValidationResult, error) {
if len(req.Items) == 0 {
return nil, ErrEmptyQuote
@@ -130,6 +165,132 @@ func (s *QuoteService) ValidateAndCalculate(req *QuoteRequest) (*QuoteValidation
return result, nil
}
func (s *QuoteService) CalculatePriceLevels(req *PriceLevelsRequest) (*PriceLevelsResult, error) {
if len(req.Items) == 0 {
return nil, ErrEmptyQuote
}
result := &PriceLevelsResult{
Items: make([]PriceLevelsItem, 0, len(req.Items)),
ResolvedPricelistIDs: map[string]uint{},
}
for _, reqItem := range req.Items {
item := PriceLevelsItem{
LotName: reqItem.LotName,
Quantity: reqItem.Quantity,
PriceMissing: make([]string, 0, 3),
}
estimatePrice, estimateID := s.lookupLevelPrice(models.PricelistSourceEstimate, reqItem.LotName, req.PricelistIDs)
warehousePrice, warehouseID := s.lookupLevelPrice(models.PricelistSourceWarehouse, reqItem.LotName, req.PricelistIDs)
competitorPrice, competitorID := s.lookupLevelPrice(models.PricelistSourceCompetitor, reqItem.LotName, req.PricelistIDs)
item.EstimatePrice = estimatePrice
item.WarehousePrice = warehousePrice
item.CompetitorPrice = competitorPrice
if estimateID != 0 {
result.ResolvedPricelistIDs[string(models.PricelistSourceEstimate)] = estimateID
}
if warehouseID != 0 {
result.ResolvedPricelistIDs[string(models.PricelistSourceWarehouse)] = warehouseID
}
if competitorID != 0 {
result.ResolvedPricelistIDs[string(models.PricelistSourceCompetitor)] = competitorID
}
if item.EstimatePrice == nil {
item.PriceMissing = append(item.PriceMissing, string(models.PricelistSourceEstimate))
}
if item.WarehousePrice == nil {
item.PriceMissing = append(item.PriceMissing, string(models.PricelistSourceWarehouse))
}
if item.CompetitorPrice == nil {
item.PriceMissing = append(item.PriceMissing, string(models.PricelistSourceCompetitor))
}
item.DeltaWhEstimateAbs, item.DeltaWhEstimatePct = calculateDelta(item.WarehousePrice, item.EstimatePrice)
item.DeltaCompEstimateAbs, item.DeltaCompEstimatePct = calculateDelta(item.CompetitorPrice, item.EstimatePrice)
item.DeltaCompWhAbs, item.DeltaCompWhPct = calculateDelta(item.CompetitorPrice, item.WarehousePrice)
result.Items = append(result.Items, item)
}
return result, nil
}
func calculateDelta(target, base *float64) (*float64, *float64) {
if target == nil || base == nil {
return nil, nil
}
abs := *target - *base
if *base == 0 {
return &abs, nil
}
pct := (abs / *base) * 100
return &abs, &pct
}
func (s *QuoteService) lookupLevelPrice(source models.PricelistSource, lotName string, pricelistIDs map[string]uint) (*float64, uint) {
sourceKey := string(source)
if id, ok := pricelistIDs[sourceKey]; ok && id > 0 {
price, found := s.lookupPriceByPricelistID(id, lotName)
if found {
return &price, id
}
return nil, id
}
if s.pricelistRepo != nil {
price, id, err := s.pricelistRepo.GetPriceForLotBySource(sourceKey, lotName)
if err == nil && price > 0 {
return &price, id
}
latest, latestErr := s.pricelistRepo.GetLatestActiveBySource(sourceKey)
if latestErr == nil {
return nil, latest.ID
}
}
if s.localDB != nil {
localPL, err := s.localDB.GetLatestLocalPricelistBySource(sourceKey)
if err != nil {
return nil, 0
}
price, err := s.localDB.GetLocalPriceForLot(localPL.ID, lotName)
if err != nil || price <= 0 {
return nil, localPL.ServerID
}
return &price, localPL.ServerID
}
return nil, 0
}
func (s *QuoteService) lookupPriceByPricelistID(pricelistID uint, lotName string) (float64, bool) {
if s.pricelistRepo != nil {
price, err := s.pricelistRepo.GetPriceForLot(pricelistID, lotName)
if err == nil && price > 0 {
return price, true
}
}
if s.localDB != nil {
localPL, err := s.localDB.GetLocalPricelistByServerID(pricelistID)
if err != nil {
return 0, false
}
price, err := s.localDB.GetLocalPriceForLot(localPL.ID, lotName)
if err == nil && price > 0 {
return price, true
}
}
return 0, false
}
// RecordUsage records that components were used in a quote
func (s *QuoteService) RecordUsage(items []models.ConfigItem) error {
if s.statsRepo == nil {

124
internal/services/quote_price_levels_test.go Normal file
View File

@@ -0,0 +1,124 @@
package services
import (
"testing"
"time"
"git.mchus.pro/mchus/quoteforge/internal/models"
"git.mchus.pro/mchus/quoteforge/internal/repository"
"github.com/glebarez/sqlite"
"gorm.io/gorm"
)
func TestCalculatePriceLevels_WithMissingLevel(t *testing.T) {
db := newPriceLevelsTestDB(t)
repo := repository.NewPricelistRepository(db)
service := NewQuoteService(nil, nil, repo, nil, nil)
estimate := seedPricelistWithItem(t, repo, "estimate", "CPU_X", 100)
_ = estimate
seedPricelistWithItem(t, repo, "warehouse", "CPU_X", 120)
result, err := service.CalculatePriceLevels(&PriceLevelsRequest{
Items: []struct {
LotName string `json:"lot_name"`
Quantity int `json:"quantity"`
}{
{LotName: "CPU_X", Quantity: 2},
},
})
if err != nil {
t.Fatalf("CalculatePriceLevels returned error: %v", err)
}
if len(result.Items) != 1 {
t.Fatalf("expected 1 item, got %d", len(result.Items))
}
item := result.Items[0]
if item.EstimatePrice == nil || *item.EstimatePrice != 100 {
t.Fatalf("expected estimate 100, got %#v", item.EstimatePrice)
}
if item.WarehousePrice == nil || *item.WarehousePrice != 120 {
t.Fatalf("expected warehouse 120, got %#v", item.WarehousePrice)
}
if item.CompetitorPrice != nil {
t.Fatalf("expected competitor nil, got %#v", item.CompetitorPrice)
}
if len(item.PriceMissing) != 1 || item.PriceMissing[0] != "competitor" {
t.Fatalf("expected price_missing [competitor], got %#v", item.PriceMissing)
}
if item.DeltaWhEstimateAbs == nil || *item.DeltaWhEstimateAbs != 20 {
t.Fatalf("expected delta abs 20, got %#v", item.DeltaWhEstimateAbs)
}
if item.DeltaWhEstimatePct == nil || *item.DeltaWhEstimatePct != 20 {
t.Fatalf("expected delta pct 20, got %#v", item.DeltaWhEstimatePct)
}
}
func TestCalculatePriceLevels_UsesExplicitPricelistIDs(t *testing.T) {
db := newPriceLevelsTestDB(t)
repo := repository.NewPricelistRepository(db)
service := NewQuoteService(nil, nil, repo, nil, nil)
olderEstimate := seedPricelistWithItem(t, repo, "estimate", "CPU_Y", 80)
seedPricelistWithItem(t, repo, "estimate", "CPU_Y", 90)
result, err := service.CalculatePriceLevels(&PriceLevelsRequest{
Items: []struct {
LotName string `json:"lot_name"`
Quantity int `json:"quantity"`
}{
{LotName: "CPU_Y", Quantity: 1},
},
PricelistIDs: map[string]uint{
"estimate": olderEstimate.ID,
},
})
if err != nil {
t.Fatalf("CalculatePriceLevels returned error: %v", err)
}
item := result.Items[0]
if item.EstimatePrice == nil || *item.EstimatePrice != 80 {
t.Fatalf("expected explicit estimate 80, got %#v", item.EstimatePrice)
}
}
func newPriceLevelsTestDB(t *testing.T) *gorm.DB {
t.Helper()
db, err := gorm.Open(sqlite.Open("file::memory:?cache=shared"), &gorm.Config{})
if err != nil {
t.Fatalf("open sqlite: %v", err)
}
if err := db.AutoMigrate(&models.Pricelist{}, &models.PricelistItem{}); err != nil {
t.Fatalf("migrate: %v", err)
}
return db
}
func seedPricelistWithItem(t *testing.T, repo *repository.PricelistRepository, source, lot string, price float64) *models.Pricelist {
t.Helper()
version, err := repo.GenerateVersionBySource(source)
if err != nil {
t.Fatalf("GenerateVersionBySource: %v", err)
}
expiresAt := time.Now().Add(24 * time.Hour)
pl := &models.Pricelist{
Source: source,
Version: version,
CreatedBy: "test",
IsActive: true,
ExpiresAt: &expiresAt,
}
if err := repo.Create(pl); err != nil {
t.Fatalf("create pricelist: %v", err)
}
if err := repo.CreateItems([]models.PricelistItem{
{
PricelistID: pl.ID,
LotName: lot,
Price: price,
},
}); err != nil {
t.Fatalf("create items: %v", err)
}
return pl
}

56
internal/services/sync/service.go
View File

@@ -292,21 +292,28 @@ func (s *Service) NeedSync() (bool, error) {
}
pricelistRepo := repository.NewPricelistRepository(mariaDB)
latestServer, err := pricelistRepo.GetLatestActive()
if err != nil {
// If no pricelists on server, no need to sync
return false, nil
sources := []models.PricelistSource{
models.PricelistSourceEstimate,
models.PricelistSourceWarehouse,
models.PricelistSourceCompetitor,
}
for _, source := range sources {
latestServer, err := pricelistRepo.GetLatestActiveBySource(string(source))
if err != nil {
// No active pricelist for this source yet.
continue
}
latestLocal, err := s.localDB.GetLatestLocalPricelist()
if err != nil {
// No local pricelists, need to sync
return true, nil
}
latestLocal, err := s.localDB.GetLatestLocalPricelistBySource(string(source))
if err != nil {
// No local pricelist for an existing source on server.
return true, nil
}
// If server has newer pricelist, need sync
if latestServer.ID != latestLocal.ServerID {
return true, nil
// If server has newer pricelist for this source, need sync.
if latestServer.ID != latestLocal.ServerID {
return true, nil
}
}
return false, nil
@@ -332,16 +339,16 @@ func (s *Service) SyncPricelists() (int, error) {
}
synced := 0
var latestLocalID uint
var latestServerID uint
var latestEstimateLocalID uint
var latestEstimateCreatedAt time.Time
for _, pl := range serverPricelists {
// Check if pricelist already exists locally
existing, _ := s.localDB.GetLocalPricelistByServerID(pl.ID)
if existing != nil {
// Already synced, track latest by server ID
if pl.ID > latestServerID {
latestServerID = pl.ID
latestLocalID = existing.ID
// Track latest estimate pricelist by created_at for component refresh.
if pl.Source == string(models.PricelistSourceEstimate) && (latestEstimateCreatedAt.IsZero() || pl.CreatedAt.After(latestEstimateCreatedAt)) {
latestEstimateCreatedAt = pl.CreatedAt
latestEstimateLocalID = existing.ID
}
continue
}
@@ -349,6 +356,7 @@ func (s *Service) SyncPricelists() (int, error) {
// Create local pricelist
localPL := &localdb.LocalPricelist{
ServerID: pl.ID,
Source: pl.Source,
Version: pl.Version,
Name: pl.Notification, // Using notification as name
CreatedAt: pl.CreatedAt,
@@ -370,16 +378,16 @@ func (s *Service) SyncPricelists() (int, error) {
slog.Debug("synced pricelist with items", "version", pl.Version, "items", itemCount)
}
if pl.ID > latestServerID {
latestServerID = pl.ID
latestLocalID = localPL.ID
if pl.Source == string(models.PricelistSourceEstimate) && (latestEstimateCreatedAt.IsZero() || pl.CreatedAt.After(latestEstimateCreatedAt)) {
latestEstimateCreatedAt = pl.CreatedAt
latestEstimateLocalID = localPL.ID
}
synced++
}
// Update component prices from latest pricelist
if latestLocalID > 0 {
updated, err := s.localDB.UpdateComponentPricesFromPricelist(latestLocalID)
// Update component prices from latest estimate pricelist only.
if latestEstimateLocalID > 0 {
updated, err := s.localDB.UpdateComponentPricesFromPricelist(latestEstimateLocalID)
if err != nil {
slog.Warn("failed to update component prices from pricelist", "error", err)
} else {