migrate from github

internal/service/document_service/get_by_external_id.go

@@ -0,0 +1,19 @@
+package document_service
+
+import (
+	"context"
+
+	"github.com/XingfenD/yoresee_doc/internal/dto"
+	"github.com/XingfenD/yoresee_doc/internal/status"
+	"github.com/sirupsen/logrus"
+)
+
+func (s *DocumentService) GetDocumentByExternalID(ctx context.Context, externalID string) (*dto.DocumentResponse, error) {
+	docModel, err := s.documentRepo.GetByExternalID(externalID).Exec(ctx)
+	if err != nil {
+		logrus.Errorf("[Service layer: DocumentService] GetDocumentByExternalID failed, external_id=%s, err=%+v", externalID, err)
+		return nil, status.GenErrWithCustomMsg(status.StatusDocumentNotFound, "document not found")
+	}
+
+	return dto.NewDocumentResponseFromModel(docModel), nil
+}