get product image in D365 FO x++

 public str getProductImage(ItemId _itemId)

    {

        str                 imageBase64;

        InventTable         inventTable = InventTable::find(_itemId);

        EcoResProduct       product;

        Common              firstRecord;

        Common              secondRecord;

        product             = EcoResProduct::find(inventTable.Product);

        firstRecord         = inventTable;

        secondRecord        = product;

        TableId             firstTableId = DocuRef::GetRootTableID(firstRecord.TableId);

        TableId             secondTableId = DocuRef::GetRootTableID(secondRecord.TableId);

        DocuRef             docuRef;

        DocuValue           docuValue;

        EcoResProductImage  ecoResProductImage;

        

        DocuRef             docuRefRow;

        EcoResProductImage  ecoResProductImageRow;

        while select ecoResProductImage

            where ecoResProductImage.DefaultImage == NoYes::Yes

            join docuRef

                where

                    docuRef.RecId == ecoResProductImage.RefRecId

                && ((docuRef.RefTableId == firstTableId

                    && docuRef.RefRecId == firstRecord.RecId

                    && docuRef.RefCompanyId == firstRecord.DataAreaId)

                ||

                    (docuRef.RefTableId == secondTableId

                    && docuRef.RefRecId == secondRecord.RecId

                    && docuRef.RefCompanyId == secondRecord.DataAreaId)

                )

            exists join docuValue

                where

                    docuValue.RecId == docuRef.ValueRecId

        {

            docuRefRow.data(docuRef);

            ecoResProductImageRow.data(ecoResProductImage);

            if (docuRef.RefTableId == firstTableId)

            {

                // We loop until we hit the first table (in case the first table is selected as the second row).

                // If we do not hit the first table, then second table row is used.

                // This logic could also be replaced by ordering

                // (depending on the order of firstTableId and secondTableId we would order our query,

                // but it would result in copying the query code or building it dynamically, which is not worth it).

                break;

            }

        }

        

        if (docuRefRow)

        {

            imageBase64 = this.getDocumentBase64String(docuRefRow);

        }

        else

        {

            imageBase64 = "data:image/png;base64,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";

        }

        return imageBase64;

    } private str getDocumentBase64String(DocuRef docuRef) { str base64String; System.IO.MemoryStream memoryStream; ; if(docuRef) { memoryStream = new System.IO.MemoryStream(); DocumentManagement::getAttachmentStream(docuRef).CopyTo(memoryStream); base64String = System.Convert::ToBase64String(memoryStream.ToArray()); } return base64String;     }