49 lines
1.5 KiB
Go
49 lines
1.5 KiB
Go
package storage
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import (
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"context"
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"errors"
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"time"
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"github.com/tech/sendico/fx/storage/model"
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)
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var (
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ErrQuoteExpired = errors.New("fx.storage: quote expired")
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ErrQuoteConsumed = errors.New("fx.storage: quote consumed")
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ErrQuoteNotFirm = errors.New("fx.storage: quote is not firm")
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ErrQuoteConsumptionRace = errors.New("fx.storage: quote consumption collision")
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)
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type Repository interface {
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Ping(ctx context.Context) error
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Rates() RatesStore
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Quotes() QuotesStore
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Pairs() PairStore
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Currencies() CurrencyStore
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}
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type RatesStore interface {
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UpsertSnapshot(ctx context.Context, snapshot *model.RateSnapshot) error
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LatestSnapshot(ctx context.Context, pair model.CurrencyPair, provider string) (*model.RateSnapshot, error)
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}
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type QuotesStore interface {
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Issue(ctx context.Context, quote *model.Quote) error
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GetByRef(ctx context.Context, quoteRef string) (*model.Quote, error)
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Consume(ctx context.Context, quoteRef, ledgerTxnRef string, when time.Time) (*model.Quote, error)
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ExpireIssuedBefore(ctx context.Context, cutoff time.Time) (int, error)
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}
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type PairStore interface {
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ListEnabled(ctx context.Context) ([]*model.Pair, error)
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Get(ctx context.Context, pair model.CurrencyPair) (*model.Pair, error)
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Upsert(ctx context.Context, p *model.Pair) error
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}
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type CurrencyStore interface {
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Get(ctx context.Context, code string) (*model.Currency, error)
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List(ctx context.Context, codes ...string) ([]*model.Currency, error)
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Upsert(ctx context.Context, currency *model.Currency) error
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}
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