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vote.go
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vote.go
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package service
import (
"github.com/vmihailenco/msgpack/v5"
)
var (
_ NodeVotes = (*NodeVotesImpl)(nil)
_ msgpack.CustomDecoder = (*NodeVotesImpl)(nil)
_ msgpack.CustomEncoder = (*NodeVotesImpl)(nil)
)
type NodeVotesImpl struct {
good int
bad int
}
func NewNodeVotes() NodeVotes {
return &NodeVotesImpl{
good: 0,
bad: 0,
}
}
func (n *NodeVotesImpl) Good() int {
return n.good
}
func (n *NodeVotesImpl) Bad() int {
return n.bad
}
func (n NodeVotesImpl) EncodeMsgpack(enc *msgpack.Encoder) error {
err := enc.EncodeInt(int64(n.good))
if err != nil {
return err
}
err = enc.EncodeInt(int64(n.bad))
if err != nil {
return err
}
return nil
}
func (n *NodeVotesImpl) DecodeMsgpack(dec *msgpack.Decoder) error {
good, err := dec.DecodeInt()
if err != nil {
return err
}
bad, err := dec.DecodeInt()
if err != nil {
return err
}
n.good = good
n.bad = bad
return nil
}
func (n *NodeVotesImpl) Upvote() {
n.good++
}
func (n *NodeVotesImpl) Downvote() {
n.bad++
}
type NodeVotes interface {
msgpack.CustomEncoder
msgpack.CustomDecoder
Good() int
Bad() int
Upvote()
Downvote()
}