File: acknowledgement.go

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package segment

import (
	"fmt"

	"github.com/mitch000001/go-hbci/domain"
	"github.com/mitch000001/go-hbci/element"
)

type MessageAcknowledgement struct {
	Segment
	acknowledgements   []*element.AcknowledgementDataElement
	referencingMessage domain.MessageReference
}

func (m *MessageAcknowledgement) Version() int         { return 2 }
func (m *MessageAcknowledgement) ID() string           { return "HIRMG" }
func (m *MessageAcknowledgement) referencedId() string { return "" }
func (m *MessageAcknowledgement) sender() string       { return senderBank }

func (m *MessageAcknowledgement) UnmarshalHBCI(value []byte) error {
	elements, err := ExtractElements(value)
	if err != nil {
		return err
	}
	if len(elements) == 0 {
		return fmt.Errorf("Malformed marshaled value")
	}
	seg, err := SegmentFromHeaderBytes(elements[0], m)
	if err != nil {
		return err
	}
	m.Segment = seg
	elements = elements[1:]
	acknowledgements := make([]*element.AcknowledgementDataElement, len(elements))
	for i, elem := range elements {
		ack := new(element.AcknowledgementDataElement)
		err := ack.UnmarshalHBCI(elem)
		if err != nil {
			return err
		}
		if segmentRef := seg.Header().ReferencingSegment(); segmentRef != -1 {
			ack.SetReferencingSegmentPosition(segmentRef)
		}
		ack.SetReferencingMessage(m.referencingMessage)
		ack.SetType(domain.MessageAcknowledgement)
		acknowledgements[i] = ack
	}
	m.acknowledgements = acknowledgements
	return nil
}

func (m *MessageAcknowledgement) SetReferencingMessage(reference domain.MessageReference) {
	m.referencingMessage = reference
}

func (m *MessageAcknowledgement) Acknowledgements() []domain.Acknowledgement {
	acknowledgements := make([]domain.Acknowledgement, len(m.acknowledgements))
	for i, ackDe := range m.acknowledgements {
		ack := ackDe.Val()
		ack.Type = domain.MessageAcknowledgement
		ack.ReferencingMessage = m.referencingMessage
		acknowledgements[i] = ack
	}
	return acknowledgements
}

func (m *MessageAcknowledgement) elements() []element.DataElement {
	dataElements := make([]element.DataElement, len(m.acknowledgements))
	for i, ack := range m.acknowledgements {
		dataElements[i] = ack
	}
	return dataElements
}

type SegmentAcknowledgement struct {
	Segment
	acknowledgements   []*element.AcknowledgementDataElement
	referencingMessage domain.MessageReference
}

func (s *SegmentAcknowledgement) Version() int         { return 2 }
func (s *SegmentAcknowledgement) ID() string           { return "HIRMS" }
func (s *SegmentAcknowledgement) referencedId() string { return "" }
func (s *SegmentAcknowledgement) sender() string       { return senderBank }

func (s *SegmentAcknowledgement) UnmarshalHBCI(value []byte) error {
	elements, err := ExtractElements(value)
	if err != nil {
		return err
	}
	if len(elements) == 0 {
		return fmt.Errorf("Malformed marshaled value")
	}
	seg, err := SegmentFromHeaderBytes(elements[0], s)
	if err != nil {
		return err
	}
	s.Segment = seg
	elements = elements[1:]
	acknowledgements := make([]*element.AcknowledgementDataElement, len(elements))
	for i, elem := range elements {
		ack := new(element.AcknowledgementDataElement)
		err := ack.UnmarshalHBCI(elem)
		if err != nil {
			return err
		}
		ack.SetReferencingSegmentPosition(seg.Header().ReferencingSegment())
		ack.SetReferencingMessage(s.referencingMessage)
		ack.SetType(domain.SegmentAcknowledgement)
		acknowledgements[i] = ack
	}
	s.acknowledgements = acknowledgements
	return nil
}

func (s *SegmentAcknowledgement) SetReferencingMessage(reference domain.MessageReference) {
	s.referencingMessage = reference
}

func (s *SegmentAcknowledgement) Acknowledgements() []domain.Acknowledgement {
	acknowledgements := make([]domain.Acknowledgement, len(s.acknowledgements))
	for i, ackDe := range s.acknowledgements {
		ack := ackDe.Val()
		ack.Type = domain.SegmentAcknowledgement
		ack.ReferencingMessage = s.referencingMessage
		acknowledgements[i] = ack
	}
	return acknowledgements
}

func (s *SegmentAcknowledgement) elements() []element.DataElement {
	dataElements := make([]element.DataElement, len(s.acknowledgements))
	for i, ack := range s.acknowledgements {
		dataElements[i] = ack
	}
	return dataElements
}