c167ae26f9
Parsers should have original notification structure to be able to construct internal event structure that contains necessary for unique nonce calculation information. So notification parsers take raw notification structure instead of slice of stack items. Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
97 lines
2.4 KiB
Go
97 lines
2.4 KiB
Go
package balance
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import (
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"fmt"
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"github.com/nspcc-dev/neo-go/pkg/rpc/response/result/subscriptions"
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"github.com/nspcc-dev/neo-go/pkg/util"
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"github.com/nspcc-dev/neofs-node/pkg/morph/client"
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"github.com/nspcc-dev/neofs-node/pkg/morph/event"
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)
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// Lock structure of balance.Lock notification from morph chain.
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type Lock struct {
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id []byte
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user util.Uint160
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lock util.Uint160
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amount int64 // Fixed16
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until int64
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}
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// MorphEvent implements Neo:Morph Event interface.
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func (Lock) MorphEvent() {}
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// ID is a withdraw transaction hash.
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func (l Lock) ID() []byte { return l.id }
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// User returns withdraw receiver script hash from main net.
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func (l Lock) User() util.Uint160 { return l.user }
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// LockAccount return script hash for balance contract wallet.
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func (l Lock) LockAccount() util.Uint160 { return l.lock }
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// Amount of the locked assets.
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func (l Lock) Amount() int64 { return l.amount }
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// Until is a epoch before locked account exists.
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func (l Lock) Until() int64 { return l.until }
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// ParseLock from notification into lock structure.
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func ParseLock(e *subscriptions.NotificationEvent) (event.Event, error) {
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var (
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ev Lock
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err error
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)
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params, err := event.ParseStackArray(e)
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if err != nil {
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return nil, fmt.Errorf("could not parse stack items from notify event: %w", err)
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}
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if ln := len(params); ln != 5 {
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return nil, event.WrongNumberOfParameters(5, ln)
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}
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// parse id
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ev.id, err = client.BytesFromStackItem(params[0])
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if err != nil {
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return nil, fmt.Errorf("could not get lock id: %w", err)
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}
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// parse user
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user, err := client.BytesFromStackItem(params[1])
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if err != nil {
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return nil, fmt.Errorf("could not get lock user value: %w", err)
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}
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ev.user, err = util.Uint160DecodeBytesBE(user)
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if err != nil {
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return nil, fmt.Errorf("could not convert lock user value to uint160: %w", err)
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}
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// parse lock account
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lock, err := client.BytesFromStackItem(params[2])
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if err != nil {
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return nil, fmt.Errorf("could not get lock account value: %w", err)
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}
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ev.lock, err = util.Uint160DecodeBytesBE(lock)
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if err != nil {
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return nil, fmt.Errorf("could not convert lock account value to uint160: %w", err)
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}
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// parse amount
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ev.amount, err = client.IntFromStackItem(params[3])
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if err != nil {
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return nil, fmt.Errorf("could not get lock amount: %w", err)
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}
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// parse until deadline
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ev.until, err = client.IntFromStackItem(params[4])
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if err != nil {
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return nil, fmt.Errorf("could not get lock deadline: %w", err)
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}
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return ev, nil
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}
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