start rmser

internal/infrastructure/repository/ocr/postgres.go

@@ -0,0 +1,49 @@
+package ocr
+
+import (
+	"strings"
+
+	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
+
+	"rmser/internal/domain/ocr"
+
+	"github.com/google/uuid"
+)
+
+type pgRepository struct {
+	db *gorm.DB
+}
+
+func NewRepository(db *gorm.DB) ocr.Repository {
+	return &pgRepository{db: db}
+}
+
+func (r *pgRepository) SaveMatch(rawName string, productID uuid.UUID) error {
+	normalized := strings.ToLower(strings.TrimSpace(rawName))
+	match := ocr.ProductMatch{
+		RawName:   normalized,
+		ProductID: productID,
+	}
+
+	// Upsert: если такая строка уже была, обновляем ссылку на товар
+	return r.db.Clauses(clause.OnConflict{
+		Columns:   []clause.Column{{Name: "raw_name"}},
+		DoUpdates: clause.AssignmentColumns([]string{"product_id", "updated_at"}),
+	}).Create(&match).Error
+}
+
+func (r *pgRepository) FindMatch(rawName string) (*uuid.UUID, error) {
+	normalized := strings.ToLower(strings.TrimSpace(rawName))
+	var match ocr.ProductMatch
+
+	err := r.db.Where("raw_name = ?", normalized).First(&match).Error
+	if err != nil {
+		if err == gorm.ErrRecordNotFound {
+			return nil, nil
+		}
+		return nil, err
+	}
+
+	return &match.ProductID, nil
+}