92be1d878f
Add line item with unclaimed Storjscan wallet balance during invoice generation. Change-Id: I018bfa01abfcf7bfdffba0c5a1350a69188f63d5
78 lines
2.8 KiB
Go
78 lines
2.8 KiB
Go
// Copyright (C) 2022 Storj Labs, Inc.
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// See LICENSE for copying information.
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package billing
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import (
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"context"
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"time"
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"github.com/zeebo/errs"
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"storj.io/common/uuid"
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"storj.io/storj/satellite/payments/monetary"
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)
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// TransactionStatus indicates transaction status.
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type TransactionStatus string
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// ErrInsufficientFunds represents err when a user balance is too low for some transaction.
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var ErrInsufficientFunds = errs.New("Insufficient funds for this transaction")
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const (
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// TransactionStatusPending indicates that status of this transaction is pending.
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TransactionStatusPending = "pending"
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// TransactionStatusCancelled indicates that status of this transaction is cancelled.
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TransactionStatusCancelled = "cancelled"
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// TransactionStatusCompleted indicates that status of this transaction is complete.
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TransactionStatusCompleted = "complete"
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)
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// TransactionType indicates transaction type.
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type TransactionType string
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const (
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// TransactionTypeCredit indicates that type of this transaction is credit.
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TransactionTypeCredit = "credit"
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// TransactionTypeDebit indicates that type of this transaction is debit.
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TransactionTypeDebit = "debit"
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// TransactionTypeUnknown indicates that type of this transaction is unknown.
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TransactionTypeUnknown = "unknown"
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)
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// TransactionsDB is an interface which defines functionality
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// of DB which stores billing transactions.
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//
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// architecture: Database
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type TransactionsDB interface {
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// Insert inserts the provided transaction.
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Insert(ctx context.Context, tx Transaction) (txID int64, err error)
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// InsertBatch inserts the provided transactions.
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// Only transactions that increase the user balance can be inserted using batching.
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InsertBatch(ctx context.Context, billingTXs []Transaction) (err error)
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// UpdateStatus updates the status of the transaction.
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UpdateStatus(ctx context.Context, txID int64, status TransactionStatus) error
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// UpdateMetadata updates the metadata of the transaction.
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UpdateMetadata(ctx context.Context, txID int64, metadata []byte) error
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// LastTransaction returns the timestamp of the last known transaction for given source and type.
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LastTransaction(ctx context.Context, txSource string, txType TransactionType) (time.Time, error)
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// List returns all transactions for the specified user.
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List(ctx context.Context, userID uuid.UUID) ([]Transaction, error)
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// GetBalance returns the current usable balance for the specified user.
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GetBalance(ctx context.Context, userID uuid.UUID) (int64, error)
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}
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// Transaction defines billing related transaction info that is stored in the DB.
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type Transaction struct {
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ID int64
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UserID uuid.UUID
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Amount monetary.Amount
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Description string
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Source string
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Status TransactionStatus
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Type TransactionType
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Metadata []byte
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Timestamp time.Time
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CreatedAt time.Time
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}
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