types

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v0.2.16 Latest Latest
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 Go to latest Published: Feb 22, 2020 License: GPL-3.0 Imports: 15 Imported by: 2

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Constants

This section is empty.

Variables

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var ErrInvalidProto = errors.New("Invalid election proto")

ErrInvalidProto indicates a format error of an election proto

Functions

func CalcWeightedVotes added in v0.1.11 

func CalcWeightedVotes(v *Bucket, now time.Time) *big.Int

CalcWeightedVotes calculates the weighted votes based on time

Types

type Bucket added in v0.2.0 

type Bucket struct {
	// contains filtered or unexported fields
}

Bucket defines a bucket stored in staking contract

func NewBucket added in v0.2.0 

func NewBucket(
	startTime time.Time,
	duration time.Duration,
	amount *big.Int,
	voter []byte,
	candidate []byte,
	decay bool,
) (*Bucket, error)

NewBucket creates a new bucket

func (*Bucket) Amount added in v0.2.0 

func (bucket *Bucket) Amount() *big.Int

Amount returns the amount of bucket

func (*Bucket) Candidate added in v0.2.0 

func (bucket *Bucket) Candidate() []byte

Candidate returns the candidate

func (*Bucket) Clone added in v0.2.0 

func (bucket *Bucket) Clone() *Bucket

Clone clones the bucket

func (*Bucket) Decay added in v0.2.0 

func (bucket *Bucket) Decay() bool

Decay returns whether this is a decay bucket

func (*Bucket) Deserialize added in v0.2.0 

func (bucket *Bucket) Deserialize(data []byte) error

Deserialize deserializes a byte array to bucket

func (*Bucket) Duration added in v0.2.0 

func (bucket *Bucket) Duration() time.Duration

Duration returns the duration of this bucket

func (*Bucket) Equal added in v0.2.0 

func (bucket *Bucket) Equal(b *Bucket) bool

Equal returns true if two buckets are of the same values

func (*Bucket) FromProtoMsg added in v0.2.0 

func (bucket *Bucket) FromProtoMsg(vPb *pb.Bucket) (err error)

FromProtoMsg extracts bucket details from protobuf message (voteCore)

func (*Bucket) Hash added in v0.2.0 

func (bucket *Bucket) Hash() (hash.Hash256, error)

Hash returns the hash

func (*Bucket) RemainingTime added in v0.2.0 

func (bucket *Bucket) RemainingTime(now time.Time) time.Duration

RemainingTime returns the remaining time to given time

func (*Bucket) Serialize added in v0.2.0 

func (bucket *Bucket) Serialize() ([]byte, error)

Serialize serializes the bucket to bytes

func (*Bucket) StartTime added in v0.2.0 

func (bucket *Bucket) StartTime() time.Time

StartTime returns the start time

func (*Bucket) ToProtoMsg added in v0.2.0 

func (bucket *Bucket) ToProtoMsg() (*pb.Bucket, error)

ToProtoMsg converts the bucket to protobuf

func (*Bucket) Voter added in v0.2.0 

func (bucket *Bucket) Voter() []byte

Voter returns the voter address in bytes

type BucketFilterFunc added in v0.2.0 

type BucketFilterFunc func(*Bucket) bool

BucketFilterFunc defines the function to filter vote

type Candidate 

type Candidate struct {
	Registration
	// contains filtered or unexported fields
}

Candidate defines a delegate candidate

func NewCandidate 

func NewCandidate(
	reg *Registration,
	score *big.Int,
	selfStakingTokens *big.Int,
) *Candidate

NewCandidate creates a new candidate with scores as 0s

func (*Candidate) Clone 

func (c *Candidate) Clone() *Candidate

Clone clones the candidate

func (*Candidate) Equal added in v0.2.0 

func (c *Candidate) Equal(candidate *Candidate) bool

Equal returns true if two candidates are identical

func (*Candidate) FromProtoMsg 

func (c *Candidate) FromProtoMsg(msg *pb.Candidate) error

FromProtoMsg fills the instance with a protobuf message

func (*Candidate) Score 

func (c *Candidate) Score() *big.Int

Score returns the total votes (weighted) of this candidate

func (*Candidate) SelfStakingTokens 

func (c *Candidate) SelfStakingTokens() *big.Int

SelfStakingTokens returns the total self votes (weighted)

func (*Candidate) SetScore added in v0.1.5 

func (c *Candidate) SetScore(score *big.Int)

SetScore set score value in Candidate

func (*Candidate) SetSelfStakingTokens added in v0.1.5 

func (c *Candidate) SetSelfStakingTokens(selfStakingTokens *big.Int)

SetSelfStakingTokens set selfStakingTokens value in Candidate

func (*Candidate) ToProtoMsg 

func (c *Candidate) ToProtoMsg() (*pb.Candidate, error)

ToProtoMsg converts the instance to a protobuf message

type CandidateFilterFunc 

type CandidateFilterFunc func(*Candidate) bool

CandidateFilterFunc defines the function to filter candidate

type ElectionResult 

type ElectionResult struct {
	// contains filtered or unexported fields
}

ElectionResult defines the collection of voting result on a height

func NewElectionResultForTest 

func NewElectionResultForTest(
	mintTime time.Time,
) *ElectionResult

NewElectionResultForTest creates an election result for test purpose only

func (*ElectionResult) DelegateByName added in v0.1.8 

func (r *ElectionResult) DelegateByName(name []byte) *Candidate

DelegateByName returns the candidate details

func (*ElectionResult) Delegates 

func (r *ElectionResult) Delegates() []*Candidate

Delegates returns a list of sorted delegates

func (*ElectionResult) Deserialize 

func (r *ElectionResult) Deserialize(data []byte) error

Deserialize converts a byte array to election result

func (*ElectionResult) Equal added in v0.2.0 

func (r *ElectionResult) Equal(result *ElectionResult) bool

Equal compares two results and returns true if they are identical

func (*ElectionResult) FromProtoMsg 

func (r *ElectionResult) FromProtoMsg(rPb *pb.ElectionResult) (err error)

FromProtoMsg extracts result details from protobuf message

func (*ElectionResult) MintTime 

func (r *ElectionResult) MintTime() time.Time

MintTime returns the mint time of the corresponding gravity chain block

func (*ElectionResult) Serialize 

func (r *ElectionResult) Serialize() ([]byte, error)

Serialize converts result to byte array

func (*ElectionResult) String added in v0.1.4 

func (r *ElectionResult) String() string

func (*ElectionResult) ToProtoMsg 

func (r *ElectionResult) ToProtoMsg() (*pb.ElectionResult, error)

ToProtoMsg converts the vote to protobuf

func (*ElectionResult) TotalVotedStakes 

func (r *ElectionResult) TotalVotedStakes() *big.Int

TotalVotedStakes returns the total amount of stakings which has been voted

func (*ElectionResult) TotalVotes 

func (r *ElectionResult) TotalVotes() *big.Int

TotalVotes returns the total votes in the result

func (*ElectionResult) Votes added in v0.1.18 

func (r *ElectionResult) Votes() []*Vote

Votes returns all votes

func (*ElectionResult) VotesByDelegate 

func (r *ElectionResult) VotesByDelegate(name []byte) []*Vote

VotesByDelegate returns a list of votes for a given delegate

type Poll added in v0.2.0 

type Poll struct {
	// contains filtered or unexported fields
}

Poll defines the struct stores election result in db

func NewPoll added in v0.2.0 

func NewPoll(
	buckets [][]byte,
	regs [][]byte,
) *Poll

NewPoll creates a new electionresultMeta

func (*Poll) Buckets added in v0.2.0 

func (m *Poll) Buckets() [][]byte

Buckets returns all buckets

func (*Poll) Deserialize added in v0.2.0 

func (m *Poll) Deserialize(data []byte) error

Deserialize converts a byte array to election result

func (*Poll) FromProtoMsg added in v0.2.0 

func (m *Poll) FromProtoMsg(rPb *pb.Poll) (err error)

FromProtoMsg extracts result details from protobuf message

func (*Poll) Registrations added in v0.2.0 

func (m *Poll) Registrations() [][]byte

Registrations returns a list of Registrations

func (*Poll) Serialize added in v0.2.0 

func (m *Poll) Serialize() ([]byte, error)

Serialize converts result to byte array

func (*Poll) ToProtoMsg added in v0.2.0 

func (m *Poll) ToProtoMsg() (*pb.Poll, error)

ToProtoMsg converts the electionresultMeta to protobuf

type Registration added in v0.2.0 

type Registration struct {
	// contains filtered or unexported fields
}

Registration defines a registration in contract

func NewRegistration added in v0.2.0 

func NewRegistration(
	name []byte,
	address []byte,
	operatorAddress []byte,
	rewardPubKey []byte,
	selfStakingWeight uint64,
) *Registration

NewRegistration creates a new registration

func (*Registration) Address added in v0.2.0 

func (reg *Registration) Address() []byte

Address returns the address of this candidate on gravity chain

func (*Registration) Clone added in v0.2.0 

func (reg *Registration) Clone() *Registration

Clone clones the registration

func (*Registration) Deserialize added in v0.2.0 

func (reg *Registration) Deserialize(data []byte) error

Deserialize deserializes a byte array to candidate

func (*Registration) Equal added in v0.2.0 

func (reg *Registration) Equal(r *Registration) bool

Equal returns true if two candidates are identical

func (*Registration) FromProtoMsg added in v0.2.0 

func (reg *Registration) FromProtoMsg(msg *pb.Registration) error

FromProtoMsg fills the instance with a protobuf message (CandidateCore)

func (*Registration) Hash added in v0.2.0 

func (reg *Registration) Hash() (hash.Hash256, error)

Hash returns the hash of serialized data

func (*Registration) Name added in v0.2.0 

func (reg *Registration) Name() []byte

Name returns the name of this candidate

func (*Registration) OperatorAddress added in v0.2.0 

func (reg *Registration) OperatorAddress() []byte

OperatorAddress returns the address of the assigned operator on chain

func (*Registration) RewardAddress added in v0.2.0 

func (reg *Registration) RewardAddress() []byte

RewardAddress returns the address of the assigned benefiter on chain

func (*Registration) SelfStakingWeight added in v0.2.0 

func (reg *Registration) SelfStakingWeight() uint64

SelfStakingWeight returns the extra weight for self staking

func (*Registration) Serialize added in v0.2.0 

func (reg *Registration) Serialize() ([]byte, error)

Serialize serializes the candidate to bytes

func (*Registration) ToProtoMsg added in v0.2.0 

func (reg *Registration) ToProtoMsg() (*pb.Registration, error)

ToProtoMsg converts the instance to a protobuf message (CandidateCore)

type ResultCalculator 

type ResultCalculator struct {
	// contains filtered or unexported fields
}

ResultCalculator defines a calculator for a set of votes

func NewResultCalculator 

func NewResultCalculator(
	mintTime time.Time,
	skipManified bool,
	bucketFilter BucketFilterFunc,
	calcScore func(*Bucket, time.Time) *big.Int,
	candidateFilter CandidateFilterFunc,
) *ResultCalculator

NewResultCalculator creates a result calculator

func (*ResultCalculator) AddBuckets added in v0.2.0 

func (calculator *ResultCalculator) AddBuckets(buckets []*Bucket) error

AddBuckets adds bucket to result

func (*ResultCalculator) AddRegistrations added in v0.2.0 

func (calculator *ResultCalculator) AddRegistrations(candidates []*Registration) error

AddRegistrations adds candidates to result

func (*ResultCalculator) Calculate 

func (calculator *ResultCalculator) Calculate() (*ElectionResult, error)

Calculate summaries the result with candidates and votes added

type Vote 

type Vote struct {
	Bucket
	// contains filtered or unexported fields
}

Vote defines the structure of a vote

func NewVote 

func NewVote(
	bucket *Bucket,
	weighted *big.Int,
) (*Vote, error)

NewVote creates a new vote

func (*Vote) Clone 

func (v *Vote) Clone() *Vote

Clone clones the vote

func (*Vote) Deserialize 

func (v *Vote) Deserialize(data []byte) error

Deserialize deserializes a byte array to vote

func (*Vote) Equal added in v0.2.0 

func (v *Vote) Equal(vote *Vote) bool

Equal returns true if two candidates are identical

func (*Vote) FromProtoMsg 

func (v *Vote) FromProtoMsg(vPb *pb.Vote) (err error)

FromProtoMsg extracts vote details from protobuf message

func (*Vote) Serialize 

func (v *Vote) Serialize() ([]byte, error)

Serialize serializes the vote to bytes

func (*Vote) SetWeightedAmount 

func (v *Vote) SetWeightedAmount(w *big.Int) error

SetWeightedAmount sets the weighted amount for the vote

func (*Vote) ToProtoMsg 

func (v *Vote) ToProtoMsg() (*pb.Vote, error)

ToProtoMsg converts the vote to protobuf

func (*Vote) WeightedAmount 

func (v *Vote) WeightedAmount() *big.Int

WeightedAmount returns the weighted amount of vote

Source Files

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