Update users

internal/processor/ingredient_processor.go

@@ -0,0 +1,238 @@
+package processor
+
+import (
+	"apskel-pos-be/internal/entities"
+	"apskel-pos-be/internal/mappers"
+	"apskel-pos-be/internal/models"
+	"context"
+	"time"
+
+	"github.com/google/uuid"
+)
+
+type IngredientProcessorImpl struct {
+	ingredientRepo IngredientRepository
+	unitRepo       UnitRepository
+}
+
+func NewIngredientProcessor(ingredientRepo IngredientRepository, unitRepo UnitRepository) *IngredientProcessorImpl {
+	return &IngredientProcessorImpl{
+		ingredientRepo: ingredientRepo,
+		unitRepo:       unitRepo,
+	}
+}
+
+func (p *IngredientProcessorImpl) CreateIngredient(ctx context.Context, req *models.CreateIngredientRequest) (*models.IngredientResponse, error) {
+	// Validate unit exists
+	_, err := p.unitRepo.GetByID(ctx, req.UnitID, req.OrganizationID)
+	if err != nil {
+		return nil, err
+	}
+
+	// Create ingredient entity
+	ingredient := &entities.Ingredient{
+		ID:             uuid.New(),
+		OrganizationID: req.OrganizationID,
+		OutletID:       req.OutletID,
+		Name:           req.Name,
+		UnitID:         req.UnitID,
+		Cost:           req.Cost,
+		Stock:          req.Stock,
+		IsSemiFinished: req.IsSemiFinished,
+		IsActive:       req.IsActive,
+		Metadata:       req.Metadata,
+		CreatedAt:      time.Now(),
+		UpdatedAt:      time.Now(),
+	}
+
+	// Save to database
+	err = p.ingredientRepo.Create(ctx, ingredient)
+	if err != nil {
+		return nil, err
+	}
+
+	// Get with relations
+	ingredientWithUnit, err := p.ingredientRepo.GetByID(ctx, ingredient.ID, req.OrganizationID)
+	if err != nil {
+		return nil, err
+	}
+
+	// Map to response
+	ingredientModel := mappers.MapIngredientEntityToModel(ingredientWithUnit)
+	response := &models.IngredientResponse{
+		ID:             ingredientModel.ID,
+		OrganizationID: ingredientModel.OrganizationID,
+		OutletID:       ingredientModel.OutletID,
+		Name:           ingredientModel.Name,
+		UnitID:         ingredientModel.UnitID,
+		Cost:           ingredientModel.Cost,
+		Stock:          ingredientModel.Stock,
+		IsSemiFinished: ingredientModel.IsSemiFinished,
+		IsActive:       ingredientModel.IsActive,
+		Metadata:       ingredientModel.Metadata,
+		CreatedAt:      ingredientModel.CreatedAt,
+		UpdatedAt:      ingredientModel.UpdatedAt,
+		Unit:           ingredientModel.Unit,
+	}
+
+	return response, nil
+}
+
+func (p *IngredientProcessorImpl) GetIngredientByID(ctx context.Context, id uuid.UUID) (*models.IngredientResponse, error) {
+	// For now, we'll need to get organizationID from context or request
+	// This is a limitation of the current interface design
+	organizationID := uuid.Nil // This should come from context
+
+	ingredient, err := p.ingredientRepo.GetByID(ctx, id, organizationID)
+	if err != nil {
+		return nil, err
+	}
+
+	ingredientModel := mappers.MapIngredientEntityToModel(ingredient)
+	response := &models.IngredientResponse{
+		ID:             ingredientModel.ID,
+		OrganizationID: ingredientModel.OrganizationID,
+		OutletID:       ingredientModel.OutletID,
+		Name:           ingredientModel.Name,
+		UnitID:         ingredientModel.UnitID,
+		Cost:           ingredientModel.Cost,
+		Stock:          ingredientModel.Stock,
+		IsSemiFinished: ingredientModel.IsSemiFinished,
+		IsActive:       ingredientModel.IsActive,
+		Metadata:       ingredientModel.Metadata,
+		CreatedAt:      ingredientModel.CreatedAt,
+		UpdatedAt:      ingredientModel.UpdatedAt,
+		Unit:           ingredientModel.Unit,
+	}
+
+	return response, nil
+}
+
+func (p *IngredientProcessorImpl) ListIngredients(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, page, limit int, search string) (*models.PaginatedResponse[models.IngredientResponse], error) {
+	// Set default values
+	if page < 1 {
+		page = 1
+	}
+	if limit < 1 {
+		limit = 10
+	}
+	if limit > 100 {
+		limit = 100
+	}
+
+	ingredients, total, err := p.ingredientRepo.GetAll(ctx, organizationID, outletID, page, limit, search, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	// Map to response models
+	ingredientModels := mappers.MapIngredientEntitiesToModels(ingredients)
+	ingredientResponses := make([]models.IngredientResponse, len(ingredientModels))
+
+	for i, ingredientModel := range ingredientModels {
+		ingredientResponses[i] = models.IngredientResponse{
+			ID:             ingredientModel.ID,
+			OrganizationID: ingredientModel.OrganizationID,
+			OutletID:       ingredientModel.OutletID,
+			Name:           ingredientModel.Name,
+			UnitID:         ingredientModel.UnitID,
+			Cost:           ingredientModel.Cost,
+			Stock:          ingredientModel.Stock,
+			IsSemiFinished: ingredientModel.IsSemiFinished,
+			IsActive:       ingredientModel.IsActive,
+			Metadata:       ingredientModel.Metadata,
+			CreatedAt:      ingredientModel.CreatedAt,
+			UpdatedAt:      ingredientModel.UpdatedAt,
+			Unit:           ingredientModel.Unit,
+		}
+	}
+
+	// Create paginated response
+	paginatedResponse := &models.PaginatedResponse[models.IngredientResponse]{
+		Data: ingredientResponses,
+		Pagination: models.Pagination{
+			Page:       page,
+			Limit:      limit,
+			Total:      int64(total),
+			TotalPages: (total + limit - 1) / limit,
+		},
+	}
+
+	return paginatedResponse, nil
+}
+
+func (p *IngredientProcessorImpl) UpdateIngredient(ctx context.Context, id uuid.UUID, req *models.UpdateIngredientRequest) (*models.IngredientResponse, error) {
+	// For now, we'll need to get organizationID from context or request
+	// This is a limitation of the current interface design
+	organizationID := uuid.Nil // This should come from context
+
+	// Get existing ingredient
+	existingIngredient, err := p.ingredientRepo.GetByID(ctx, id, organizationID)
+	if err != nil {
+		return nil, err
+	}
+
+	// Validate unit exists if changed
+	if req.UnitID != existingIngredient.UnitID {
+		_, err := p.unitRepo.GetByID(ctx, req.UnitID, organizationID)
+		if err != nil {
+			return nil, err
+		}
+	}
+
+	// Update fields
+	existingIngredient.OutletID = req.OutletID
+	existingIngredient.Name = req.Name
+	existingIngredient.UnitID = req.UnitID
+	existingIngredient.Cost = req.Cost
+	existingIngredient.Stock = req.Stock
+	existingIngredient.IsSemiFinished = req.IsSemiFinished
+	existingIngredient.IsActive = req.IsActive
+	existingIngredient.Metadata = req.Metadata
+	existingIngredient.UpdatedAt = time.Now()
+
+	// Save to database
+	err = p.ingredientRepo.Update(ctx, existingIngredient)
+	if err != nil {
+		return nil, err
+	}
+
+	// Get with relations
+	ingredientWithUnit, err := p.ingredientRepo.GetByID(ctx, id, organizationID)
+	if err != nil {
+		return nil, err
+	}
+
+	// Map to response
+	ingredientModel := mappers.MapIngredientEntityToModel(ingredientWithUnit)
+	response := &models.IngredientResponse{
+		ID:             ingredientModel.ID,
+		OrganizationID: ingredientModel.OrganizationID,
+		OutletID:       ingredientModel.OutletID,
+		Name:           ingredientModel.Name,
+		UnitID:         ingredientModel.UnitID,
+		Cost:           ingredientModel.Cost,
+		Stock:          ingredientModel.Stock,
+		IsSemiFinished: ingredientModel.IsSemiFinished,
+		IsActive:       ingredientModel.IsActive,
+		Metadata:       ingredientModel.Metadata,
+		CreatedAt:      ingredientModel.CreatedAt,
+		UpdatedAt:      ingredientModel.UpdatedAt,
+		Unit:           ingredientModel.Unit,
+	}
+
+	return response, nil
+}
+
+func (p *IngredientProcessorImpl) DeleteIngredient(ctx context.Context, id uuid.UUID) error {
+	// For now, we'll need to get organizationID from context or request
+	// This is a limitation of the current interface design
+	organizationID := uuid.Nil // This should come from context
+
+	err := p.ingredientRepo.Delete(ctx, id, organizationID)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}

internal/processor/ingredient_repository.go

@@ -0,0 +1,17 @@
+package processor
+
+import (
+	"apskel-pos-be/internal/entities"
+	"context"
+
+	"github.com/google/uuid"
+)
+
+type IngredientRepository interface {
+	Create(ctx context.Context, ingredient *entities.Ingredient) error
+	GetByID(ctx context.Context, id, organizationID uuid.UUID) (*entities.Ingredient, error)
+	GetAll(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, page, limit int, search string, isSemiFinished *bool) ([]*entities.Ingredient, int, error)
+	Update(ctx context.Context, ingredient *entities.Ingredient) error
+	Delete(ctx context.Context, id, organizationID uuid.UUID) error
+	UpdateStock(ctx context.Context, id uuid.UUID, newStock float64, organizationID uuid.UUID) error
+}

internal/processor/inventory_movement_processor.go

@@ -47,8 +47,8 @@ func NewInventoryMovementProcessorImpl(
 	}
 }
 
-func (p *InventoryMovementProcessorImpl) CreateMovement(ctx context.Context, req *models.CreateInventoryMovementRequest) (*models.InventoryMovementResponse, error) {
-	currentInventory, err := p.inventoryRepo.GetByProductAndOutlet(ctx, req.ProductID, req.OutletID)
+func (p *InventoryMovementProcessorImpl) CreateInventoryMovement(ctx context.Context, req *models.CreateInventoryMovementRequest) (*models.InventoryMovementResponse, error) {
+	currentInventory, err := p.inventoryRepo.GetByProductAndOutlet(ctx, req.ItemID, req.OutletID)
 	if err != nil {
 		return nil, fmt.Errorf("failed to get current inventory: %w", err)
 	}
@@ -59,11 +59,12 @@ func (p *InventoryMovementProcessorImpl) CreateMovement(ctx context.Context, req
 	movement := &entities.InventoryMovement{
 		OrganizationID:   req.OrganizationID,
 		OutletID:         req.OutletID,
-		ProductID:        req.ProductID,
+		ItemID:           req.ItemID,
+		ItemType:         req.ItemType,
 		MovementType:     entities.InventoryMovementType(req.MovementType),
-		Quantity:         req.Quantity,
-		PreviousQuantity: previousQuantity,
-		NewQuantity:      newQuantity,
+		Quantity:         float64(req.Quantity),
+		PreviousQuantity: float64(previousQuantity),
+		NewQuantity:      float64(newQuantity),
 		UnitCost:         req.UnitCost,
 		TotalCost:        float64(req.Quantity) * req.UnitCost,
 		ReferenceType:    (*entities.InventoryMovementReferenceType)(req.ReferenceType),
@@ -89,7 +90,7 @@ func (p *InventoryMovementProcessorImpl) CreateMovement(ctx context.Context, req
 	return response, nil
 }
 
-func (p *InventoryMovementProcessorImpl) GetMovementByID(ctx context.Context, id uuid.UUID) (*models.InventoryMovementResponse, error) {
+func (p *InventoryMovementProcessorImpl) GetInventoryMovementByID(ctx context.Context, id uuid.UUID) (*models.InventoryMovementResponse, error) {
 	movement, err := p.movementRepo.GetWithRelations(ctx, id)
 	if err != nil {
 		return nil, fmt.Errorf("movement not found: %w", err)
@@ -99,44 +100,29 @@ func (p *InventoryMovementProcessorImpl) GetMovementByID(ctx context.Context, id
 	return response, nil
 }
 
-func (p *InventoryMovementProcessorImpl) ListMovements(ctx context.Context, req *models.ListInventoryMovementsRequest) (*models.ListInventoryMovementsResponse, error) {
-	filters := make(map[string]interface{})
-	if req.OrganizationID != nil {
-		filters["organization_id"] = *req.OrganizationID
+func (p *InventoryMovementProcessorImpl) ListInventoryMovements(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, page, limit int, search string) (*models.PaginatedResponse[models.InventoryMovementResponse], error) {
+	// Set default values
+	if page < 1 {
+		page = 1
 	}
-	if req.OutletID != nil {
-		filters["outlet_id"] = *req.OutletID
+	if limit < 1 {
+		limit = 10
 	}
-	if req.ProductID != nil {
-		filters["product_id"] = *req.ProductID
-	}
-	if req.MovementType != nil {
-		filters["movement_type"] = string(*req.MovementType)
-	}
-	if req.ReferenceType != nil {
-		filters["reference_type"] = string(*req.ReferenceType)
-	}
-	if req.ReferenceID != nil {
-		filters["reference_id"] = *req.ReferenceID
-	}
-	if req.OrderID != nil {
-		filters["order_id"] = *req.OrderID
-	}
-	if req.PaymentID != nil {
-		filters["payment_id"] = *req.PaymentID
-	}
-	if req.UserID != nil {
-		filters["user_id"] = *req.UserID
-	}
-	if req.DateFrom != nil {
-		filters["date_from"] = *req.DateFrom
-	}
-	if req.DateTo != nil {
-		filters["date_to"] = *req.DateTo
+	if limit > 100 {
+		limit = 100
 	}
 
-	offset := (req.Page - 1) * req.Limit
-	movements, total, err := p.movementRepo.List(ctx, filters, req.Limit, offset)
+	filters := make(map[string]interface{})
+	filters["organization_id"] = organizationID
+	if outletID != nil {
+		filters["outlet_id"] = *outletID
+	}
+	if search != "" {
+		filters["search"] = search
+	}
+
+	offset := (page - 1) * limit
+	movements, total, err := p.movementRepo.List(ctx, filters, limit, offset)
 	if err != nil {
 		return nil, fmt.Errorf("failed to list movements: %w", err)
 	}
@@ -150,19 +136,18 @@ func (p *InventoryMovementProcessorImpl) ListMovements(ctx context.Context, req
 		}
 	}
 
-	// Calculate total pages
-	totalPages := int(total) / req.Limit
-	if int(total)%req.Limit > 0 {
-		totalPages++
+	// Create paginated response
+	paginatedResponse := &models.PaginatedResponse[models.InventoryMovementResponse]{
+		Data: movementResponses,
+		Pagination: models.Pagination{
+			Page:       page,
+			Limit:      limit,
+			Total:      total,
+			TotalPages: int((total + int64(limit) - 1) / int64(limit)),
+		},
 	}
 
-	return &models.ListInventoryMovementsResponse{
-		Movements:  movementResponses,
-		TotalCount: int(total),
-		Page:       req.Page,
-		Limit:      req.Limit,
-		TotalPages: totalPages,
-	}, nil
+	return paginatedResponse, nil
 }
 
 func (p *InventoryMovementProcessorImpl) GetMovementsByProductAndOutlet(ctx context.Context, productID, outletID uuid.UUID, limit, offset int) (*models.ListInventoryMovementsResponse, error) {

internal/processor/unit_processor.go

@@ -0,0 +1,166 @@
+package processor
+
+import (
+	"apskel-pos-be/internal/entities"
+	"apskel-pos-be/internal/mappers"
+	"apskel-pos-be/internal/models"
+	"context"
+	"time"
+
+	"github.com/google/uuid"
+)
+
+type UnitProcessorImpl struct {
+	unitRepo UnitRepository
+}
+
+func NewUnitProcessor(unitRepo UnitRepository) *UnitProcessorImpl {
+	return &UnitProcessorImpl{
+		unitRepo: unitRepo,
+	}
+}
+
+func (p *UnitProcessorImpl) CreateUnit(ctx context.Context, req *models.CreateUnitRequest) (*models.UnitResponse, error) {
+	unit := &entities.Unit{
+		ID:             uuid.New(),
+		OrganizationID: req.OrganizationID,
+		OutletID:       req.OutletID,
+		Name:           req.Name,
+		Abbreviation:   req.Abbreviation,
+		IsActive:       req.IsActive,
+		CreatedAt:      time.Now(),
+		UpdatedAt:      time.Now(),
+	}
+
+	err := p.unitRepo.Create(ctx, unit)
+	if err != nil {
+		return nil, err
+	}
+
+	unitModel := mappers.MapUnitEntityToModel(unit)
+	response := &models.UnitResponse{
+		ID:             unitModel.ID,
+		OrganizationID: unitModel.OrganizationID,
+		OutletID:       unitModel.OutletID,
+		Name:           unitModel.Name,
+		Abbreviation:   unitModel.Abbreviation,
+		IsActive:       unitModel.IsActive,
+		CreatedAt:      unitModel.CreatedAt,
+		UpdatedAt:      unitModel.UpdatedAt,
+	}
+
+	return response, nil
+}
+
+func (p *UnitProcessorImpl) GetUnitByID(ctx context.Context, id uuid.UUID) (*models.UnitResponse, error) {
+	organizationID := uuid.Nil // This should come from context
+
+	unit, err := p.unitRepo.GetByID(ctx, id, organizationID)
+	if err != nil {
+		return nil, err
+	}
+
+	unitModel := mappers.MapUnitEntityToModel(unit)
+	response := &models.UnitResponse{
+		ID:             unitModel.ID,
+		OrganizationID: unitModel.OrganizationID,
+		OutletID:       unitModel.OutletID,
+		Name:           unitModel.Name,
+		Abbreviation:   unitModel.Abbreviation,
+		IsActive:       unitModel.IsActive,
+		CreatedAt:      unitModel.CreatedAt,
+		UpdatedAt:      unitModel.UpdatedAt,
+	}
+
+	return response, nil
+}
+
+func (p *UnitProcessorImpl) ListUnits(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, page, limit int, search string) (*models.PaginatedResponse[models.UnitResponse], error) {
+	if page < 1 {
+		page = 1
+	}
+	if limit < 1 {
+		limit = 10
+	}
+	if limit > 100 {
+		limit = 100
+	}
+
+	units, total, err := p.unitRepo.GetAll(ctx, organizationID, outletID, page, limit, search)
+	if err != nil {
+		return nil, err
+	}
+
+	unitModels := mappers.MapUnitEntitiesToModels(units)
+	unitResponses := make([]models.UnitResponse, len(unitModels))
+
+	for i, unitModel := range unitModels {
+		unitResponses[i] = models.UnitResponse{
+			ID:             unitModel.ID,
+			OrganizationID: unitModel.OrganizationID,
+			OutletID:       unitModel.OutletID,
+			Name:           unitModel.Name,
+			Abbreviation:   unitModel.Abbreviation,
+			IsActive:       unitModel.IsActive,
+			CreatedAt:      unitModel.CreatedAt,
+			UpdatedAt:      unitModel.UpdatedAt,
+		}
+	}
+
+	paginatedResponse := &models.PaginatedResponse[models.UnitResponse]{
+		Data: unitResponses,
+		Pagination: models.Pagination{
+			Page:       page,
+			Limit:      limit,
+			Total:      int64(total),
+			TotalPages: (total + limit - 1) / limit,
+		},
+	}
+
+	return paginatedResponse, nil
+}
+
+func (p *UnitProcessorImpl) UpdateUnit(ctx context.Context, id uuid.UUID, req *models.UpdateUnitRequest) (*models.UnitResponse, error) {
+	organizationID := uuid.Nil
+
+	existingUnit, err := p.unitRepo.GetByID(ctx, id, organizationID)
+	if err != nil {
+		return nil, err
+	}
+
+	existingUnit.OutletID = req.OutletID
+	existingUnit.Name = req.Name
+	existingUnit.Abbreviation = req.Abbreviation
+	existingUnit.IsActive = req.IsActive
+	existingUnit.UpdatedAt = time.Now()
+
+	err = p.unitRepo.Update(ctx, existingUnit)
+	if err != nil {
+		return nil, err
+	}
+
+	unitModel := mappers.MapUnitEntityToModel(existingUnit)
+	response := &models.UnitResponse{
+		ID:             unitModel.ID,
+		OrganizationID: unitModel.OrganizationID,
+		OutletID:       unitModel.OutletID,
+		Name:           unitModel.Name,
+		Abbreviation:   unitModel.Abbreviation,
+		IsActive:       unitModel.IsActive,
+		CreatedAt:      unitModel.CreatedAt,
+		UpdatedAt:      unitModel.UpdatedAt,
+	}
+
+	return response, nil
+}
+
+func (p *UnitProcessorImpl) DeleteUnit(ctx context.Context, id uuid.UUID) error {
+	organizationID := uuid.Nil
+
+	err := p.unitRepo.Delete(ctx, id, organizationID)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}

internal/processor/unit_processor_test.go

@@ -0,0 +1,153 @@
+package processor
+
+import (
+	"apskel-pos-be/internal/models"
+	"context"
+	"testing"
+
+	"github.com/google/uuid"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/mock"
+)
+
+// MockUnitRepository is a mock implementation of the unit repository
+type MockUnitRepository struct {
+	mock.Mock
+}
+
+func (m *MockUnitRepository) Create(ctx context.Context, unit *models.Unit) error {
+	args := m.Called(ctx, unit)
+	return args.Error(0)
+}
+
+func (m *MockUnitRepository) GetByID(ctx context.Context, id, organizationID uuid.UUID) (*models.Unit, error) {
+	args := m.Called(ctx, id, organizationID)
+	if args.Get(0) == nil {
+		return nil, args.Error(1)
+	}
+	return args.Get(0).(*models.Unit), args.Error(1)
+}
+
+func (m *MockUnitRepository) GetAll(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, page, limit int, search string) ([]*models.Unit, int, error) {
+	args := m.Called(ctx, organizationID, outletID, page, limit, search)
+	if args.Get(0) == nil {
+		return nil, args.Int(1), args.Error(2)
+	}
+	return args.Get(0).([]*models.Unit), args.Int(1), args.Error(2)
+}
+
+func (m *MockUnitRepository) Update(ctx context.Context, unit *models.Unit) error {
+	args := m.Called(ctx, unit)
+	return args.Error(0)
+}
+
+func (m *MockUnitRepository) Delete(ctx context.Context, id, organizationID uuid.UUID) error {
+	args := m.Called(ctx, id, organizationID)
+	return args.Error(0)
+}
+
+func TestUnitProcessor_Create(t *testing.T) {
+	// Create mock repository
+	mockRepo := &MockUnitRepository{}
+
+	// Create processor
+	processor := NewUnitProcessor(mockRepo)
+
+	// Test data
+	organizationID := uuid.New()
+	request := &models.CreateUnitRequest{
+		Name:         "Gram",
+		Abbreviation: "g",
+		IsActive:     true,
+	}
+
+	// Mock expectations
+	mockRepo.On("Create", mock.Anything, mock.AnythingOfType("*models.Unit")).Return(nil)
+
+	// Execute
+	result, err := processor.Create(request, organizationID)
+
+	// Assertions
+	assert.NoError(t, err)
+	assert.NotNil(t, result)
+	assert.Equal(t, request.Name, result.Name)
+	assert.Equal(t, request.Abbreviation, result.Abbreviation)
+	assert.Equal(t, request.IsActive, result.IsActive)
+	assert.Equal(t, organizationID, result.OrganizationID)
+
+	mockRepo.AssertExpectations(t)
+}
+
+func TestUnitProcessor_GetByID(t *testing.T) {
+	// Create mock repository
+	mockRepo := &MockUnitRepository{}
+
+	// Create processor
+	processor := NewUnitProcessor(mockRepo)
+
+	// Test data
+	unitID := uuid.New()
+	organizationID := uuid.New()
+	expectedUnit := &models.Unit{
+		ID:             unitID,
+		OrganizationID: organizationID,
+		Name:           "Gram",
+		Abbreviation:   "g",
+		IsActive:       true,
+	}
+
+	// Mock expectations
+	mockRepo.On("GetByID", mock.Anything, unitID, organizationID).Return(expectedUnit, nil)
+
+	// Execute
+	result, err := processor.GetByID(unitID, organizationID)
+
+	// Assertions
+	assert.NoError(t, err)
+	assert.NotNil(t, result)
+	assert.Equal(t, expectedUnit.ID, result.ID)
+	assert.Equal(t, expectedUnit.Name, result.Name)
+
+	mockRepo.AssertExpectations(t)
+}
+
+func TestUnitProcessor_GetAll(t *testing.T) {
+	// Create mock repository
+	mockRepo := &MockUnitRepository{}
+
+	// Create processor
+	processor := NewUnitProcessor(mockRepo)
+
+	// Test data
+	organizationID := uuid.New()
+	expectedUnits := []*models.Unit{
+		{
+			ID:             uuid.New(),
+			OrganizationID: organizationID,
+			Name:           "Gram",
+			Abbreviation:   "g",
+			IsActive:       true,
+		},
+		{
+			ID:             uuid.New(),
+			OrganizationID: organizationID,
+			Name:           "Liter",
+			Abbreviation:   "L",
+			IsActive:       true,
+		},
+	}
+
+	// Mock expectations
+	mockRepo.On("GetAll", mock.Anything, organizationID, (*uuid.UUID)(nil), 1, 10, "").Return(expectedUnits, 2, nil)
+
+	// Execute
+	result, err := processor.GetAll(organizationID, nil, 1, 10, "")
+
+	// Assertions
+	assert.NoError(t, err)
+	assert.NotNil(t, result)
+	assert.Len(t, result.Data, 2)
+	assert.Equal(t, 2, result.Pagination.Total)
+
+	mockRepo.AssertExpectations(t)
+}

internal/processor/unit_repository.go

@@ -0,0 +1,16 @@
+package processor
+
+import (
+	"apskel-pos-be/internal/entities"
+	"context"
+
+	"github.com/google/uuid"
+)
+
+type UnitRepository interface {
+	Create(ctx context.Context, unit *entities.Unit) error
+	GetByID(ctx context.Context, id, organizationID uuid.UUID) (*entities.Unit, error)
+	GetAll(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, page, limit int, search string) ([]*entities.Unit, int, error)
+	Update(ctx context.Context, unit *entities.Unit) error
+	Delete(ctx context.Context, id, organizationID uuid.UUID) error
+}