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tokens.go
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tokens.go
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// Copyright (C) 2019 Storj Labs, Inc.
// See LICENSE for copying information.
package payments
import (
"context"
"time"
"github.com/shopspring/decimal"
"storj.io/common/currency"
"storj.io/common/uuid"
"storj.io/storj/private/blockchain"
)
// StorjTokens defines all payments STORJ token related functionality.
//
// architecture: Service
type StorjTokens interface {
// ListTransactionInfos returns all transactions associated with user.
ListTransactionInfos(ctx context.Context, userID uuid.UUID) ([]TransactionInfo, error)
// ListDepositBonuses returns all deposit bonuses associated with user.
ListDepositBonuses(ctx context.Context, userID uuid.UUID) ([]DepositBonus, error)
}
// DepositWallets exposes all needed functionality to manage token deposit wallets.
//
// architecture: Service
type DepositWallets interface {
// Claim gets a new crypto wallet and associates it with a user.
Claim(ctx context.Context, userID uuid.UUID) (blockchain.Address, error)
// Get returns the crypto wallet address associated with the given user.
Get(ctx context.Context, userID uuid.UUID) (blockchain.Address, error)
// Payments returns payments for a particular wallet.
Payments(ctx context.Context, wallet blockchain.Address, limit int, offset int64) ([]WalletPayment, error)
}
// TransactionStatus defines allowed statuses
// for deposit transactions.
type TransactionStatus string
// String returns string representation of transaction status.
func (status TransactionStatus) String() string {
return string(status)
}
const (
// TransactionStatusPaid is a transaction which successfully received required funds.
TransactionStatusPaid TransactionStatus = "paid"
// TransactionStatusPending is a transaction which accepts funds.
TransactionStatusPending TransactionStatus = "pending"
// TransactionStatusCancelled is a transaction that is cancelled and no longer accepting new funds.
TransactionStatusCancelled TransactionStatus = "cancelled"
)
// TransactionID is a transaction ID type.
type TransactionID []byte
// String returns string representation of transaction id.
func (id TransactionID) String() string {
return string(id)
}
// Transaction defines deposit transaction which
// accepts user funds on a specific wallet address.
type Transaction struct {
ID TransactionID
Amount currency.Amount
Rate decimal.Decimal
Address string
Status TransactionStatus
Timeout time.Duration
Link string
CreatedAt time.Time
}
// TransactionInfo holds transaction data with additional information
// such as links and expiration time.
type TransactionInfo struct {
ID TransactionID
Amount currency.Amount
Received currency.Amount
AmountCents int64
ReceivedCents int64
Address string
Status TransactionStatus
Link string
ExpiresAt time.Time
CreatedAt time.Time
}
// DepositBonus defines a bonus received for depositing tokens.
type DepositBonus struct {
TransactionID TransactionID
AmountCents int64
Percentage int64
CreatedAt time.Time
}
// PaymentStatus indicates payment status.
type PaymentStatus string
const (
// PaymentStatusConfirmed indicates that payment has required number of confirmations.
PaymentStatusConfirmed = "confirmed"
// PaymentStatusPending indicates that payment has not meet confirmation requirements.
PaymentStatusPending = "pending"
)
// WalletPayment holds storj token payment data.
type WalletPayment struct {
From blockchain.Address `json:"from"`
To blockchain.Address `json:"to"`
TokenValue currency.Amount `json:"tokenValue"`
USDValue currency.Amount `json:"usdValue"`
Status PaymentStatus `json:"status"`
BlockHash blockchain.Hash `json:"blockHash"`
BlockNumber int64 `json:"blockNumber"`
Transaction blockchain.Hash `json:"transaction"`
LogIndex int `json:"logIndex"`
Timestamp time.Time `json:"timestamp"`
}