Add coa purchase and vendors

internal/transformer/vendor_transformer.go

@@ -0,0 +1,89 @@
+package transformer
+
+import (
+	"apskel-pos-be/internal/contract"
+	"apskel-pos-be/internal/models"
+)
+
+// Contract to Model conversions
+func CreateVendorRequestToModel(req *contract.CreateVendorRequest) *models.CreateVendorRequest {
+	return &models.CreateVendorRequest{
+		Name:          req.Name,
+		Email:         req.Email,
+		PhoneNumber:   req.PhoneNumber,
+		Address:       req.Address,
+		ContactPerson: req.ContactPerson,
+		TaxNumber:     req.TaxNumber,
+		PaymentTerms:  req.PaymentTerms,
+		Notes:         req.Notes,
+		IsActive:      req.IsActive,
+	}
+}
+
+func UpdateVendorRequestToModel(req *contract.UpdateVendorRequest) *models.UpdateVendorRequest {
+	return &models.UpdateVendorRequest{
+		Name:          req.Name,
+		Email:         req.Email,
+		PhoneNumber:   req.PhoneNumber,
+		Address:       req.Address,
+		ContactPerson: req.ContactPerson,
+		TaxNumber:     req.TaxNumber,
+		PaymentTerms:  req.PaymentTerms,
+		Notes:         req.Notes,
+		IsActive:      req.IsActive,
+	}
+}
+
+func ListVendorsRequestToModel(req *contract.ListVendorsRequest) *models.ListVendorsRequest {
+	return &models.ListVendorsRequest{
+		Page:     req.Page,
+		Limit:    req.Limit,
+		Search:   req.Search,
+		IsActive: req.IsActive,
+	}
+}
+
+// Model to Contract conversions
+func VendorModelResponseToResponse(vendor *models.VendorResponse) *contract.VendorResponse {
+	return &contract.VendorResponse{
+		ID:             vendor.ID,
+		OrganizationID: vendor.OrganizationID,
+		Name:           vendor.Name,
+		Email:          vendor.Email,
+		PhoneNumber:    vendor.PhoneNumber,
+		Address:        vendor.Address,
+		ContactPerson:  vendor.ContactPerson,
+		TaxNumber:      vendor.TaxNumber,
+		PaymentTerms:   vendor.PaymentTerms,
+		Notes:          vendor.Notes,
+		IsActive:       vendor.IsActive,
+		CreatedAt:      vendor.CreatedAt,
+		UpdatedAt:      vendor.UpdatedAt,
+	}
+}
+
+func VendorModelResponsesToResponses(vendors []*models.VendorResponse) []contract.VendorResponse {
+	if vendors == nil {
+		return nil
+	}
+
+	responses := make([]contract.VendorResponse, len(vendors))
+	for i, vendor := range vendors {
+		response := VendorModelResponseToResponse(vendor)
+		if response != nil {
+			responses[i] = *response
+		}
+	}
+	return responses
+}
+
+func ListVendorsModelResponseToResponse(resp *models.ListVendorsResponse) *contract.ListVendorsResponse {
+	contractVendors := VendorModelResponsesToResponses(resp.Vendors)
+	return &contract.ListVendorsResponse{
+		Vendors:    contractVendors,
+		TotalCount: resp.TotalCount,
+		Page:       resp.Page,
+		Limit:      resp.Limit,
+		TotalPages: resp.TotalPages,
+	}
+}