OnLookupOnCustomLookupTypeAsXml

Use this event to

Handle a Lookup request for a custom LookupType unhandled by the standard Mobile WMS application.
Requires corresponding changes to Application.cfg to generate a Lookup-request including a new custom LookupType. 

Sample request

<request name="Lookup" created="2018-12-06T15:23:00+01:00" xmlns="http://schemas.microsoft.com/Dynamics/Mobile/2007/04/Documents/Request">
     <requestData name="Lookup">
          <ItemNumber>1980-s</ItemNumber>
          <LookupType>MyCustomSubstituteItems</LookupType>
    </requestData>
</request>

Template

    [EventSubscriber(ObjectType::Codeunit, Codeunit::"MOB WMS Lookup", 'OnLookupOnCustomLookupTypeAsXml', '', true, true)]
    procedure OnLookupOnCustomLookupTypeAsXml(var _XmlRequestDoc: XmlDocument; _LookupType: Text[50]; var _XmlResultDoc: XmlDocument; var _IsHandled: Boolean)
    begin
    end;

Example

    [EventSubscriber(ObjectType::Codeunit, Codeunit::"MOB WMS Lookup", 'OnLookupOnCustomLookupTypeAsXml', '', true, true)]
    procedure MyOnLookupOnCustomLookupTypeAsXml(var _XmlRequestDoc: XmlDocument; _LookupType: Text[50]; var _XmlResultDoc: XmlDocument; var _IsHandled: Boolean)
    begin
        if _LookupType = 'MyCustomSubstituteItems' then begin
            if _IsHandled then
                exit;

            MyCustomLookupSubstituteItems(_XmlRequestDoc, _XmlResultDoc);

            _IsHandled := true;
        end;
    end;

    local procedure MyCustomLookupSubstituteItems(_XmlRequestDoc: XmlDocument; var _XmlResultDoc: XmlDocument);
    var
        ItemSubstitution: Record "Item Substitution";
        TempLookupResponseElement: Record "MOB NS WhseInquery Element" temporary;
        TempValueBuffer: Record "MOB NodeValue Buffer" temporary;
        MobWmsLookup: Codeunit "MOB WMS Lookup";
        MobWMSToolbox: Codeunit "MOB WMS Toolbox";
        MobBaseToolbox: Codeunit "MOB Toolbox";
        MobXmlMgt: Codeunit "MOB Xml Management";
        XmlResponseData: XmlNode;
        XmlRequestNode: XmlNode;
        XmlRequestDataNode: XmlNode;
        XmlParameterNode: XmlNode;
        ItemNumber: Code[20];
        VariantCode: Code[10];
    begin

        // Extract any parameters from the XML
        // The parameters are located in the <requestData> element
        // The "Lookup bin content" supplies two parameters:
        // Location and Bin
        // The names of the XML elements are determined by the LookupBinContentConfiguration supplied as reference data
        MobXmlMgt.GetDocRootNode(_XmlRequestDoc, XmlRequestNode);
        MobXmlMgt.FindNode(XmlRequestNode, 'requestData', XmlRequestDataNode);

        // -- Now find the location parameter
        MobXmlMgt.FindNode(XmlRequestDataNode, 'ItemNumber', XmlParameterNode);
        // -- Get the parameter
        ItemNumber := MobWMSToolbox.CheckCrossRef(CopyStr(MobBaseToolbox.ReadEAN(MobXmlMgt.GetNodeInnerText(XmlParameterNode)), 1, 20), VariantCode);

        // Initialize the response xml
        MobBaseToolbox.InitializeResponseDocWithNS(_XmlResultDoc, XmlResponseData, CopyStr(MobXmlMgt.NS_WHSEMODEL(), 1, 1024));

        // Determine if the item has substitutes
        ItemSubstitution.SetRange("No.", MobWMSToolbox.GetItemNumber(ItemNumber));
        ItemSubstitution.SetRange("Variant Code", VariantCode);

        if ItemSubstitution.FindSet() then
            repeat
                with ItemSubstitution do begin
                    // Collect the buffer values for the <LookupResponse> element
                    TempLookupResponseElement.Create();
                    MyCustomSetFromLookupSubstituteItem(ItemSubstitution, TempLookupResponseElement);
                    TempLookupResponseElement.Save(TempValueBuffer);
                end;

            until ItemSubstitution.Next() = 0;

        MobWmsLookup.AddLookupResponseElements(XmlResponseData, TempLookupResponseElement, TempValueBuffer);
    end;

    local procedure MyCustomSetFromLookupSubstituteItem(_ItemSubstitution: Record "Item Substitution"; var _LookupResponseElement: Record "MOB NS WhseInquery Element")
    var
        Item: Record Item;
        ItemVariant: Record "Item Variant";
        MobWmsLookup: Codeunit "MOB WMS Lookup";
        MobWmsLanguage: Codeunit "MOB WMS Language";
        LineBuf: array[10] of Text[250];
    begin
        Item.Get(_ItemSubstitution."Substitute No.");

        // Populate LineBuf[1] and LineBuf[2] from details about the substitute
        Clear(LineBuf);
        if (_ItemSubstitution."Substitute Variant Code" <> '') and (ItemVariant.Get(_ItemSubstitution."Substitute No.", _ItemSubstitution."Substitute Variant Code")) then
            MobWmsLookup.GetText(ItemVariant.Description, ItemVariant."Description 2", LineBuf)
        else
            MobWmsLookup.GetText(Item.Description, Item."Description 2", LineBuf);

        with _LookupResponseElement do begin
            Init();

            Set_Location('');
            Set_ItemNumber(_ItemSubstitution."Substitute No.");
            Set_Barcode('');

            Set_SerialNumber('');
            Set_LotNumber('');
            Set_Bin('');
            Set_Quantity(1);
            Set_UoM('');
            SetValue('MyCustomValue', 'My Custom Value');

            Set_DisplayLine1(Get_ItemNumber());
            Set_DisplayLine2(LineBuf[1]);
            Set_DisplayLine3(LineBuf[2]);
            Set_DisplayLine4(_ItemSubstitution."Substitute Variant Code" <> '', MobWmsLanguage.GetMessage('VARIANT_LABEL') + ' ' + _ItemSubstitution."Substitute Variant Code", '');
            Set_DisplayLine5('Interchangeable: ' + FORMAT(_ItemSubstitution.Interchangeable));

            Set_ExtraInfo1('');
            Set_ExtraInfo2('');
            Set_ExtraInfo3('');
        end;
    end;

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