95 lines
3.0 KiB
Go
95 lines
3.0 KiB
Go
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package transactions
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import (
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"strconv"
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"github.com/ethereum/go-ethereum/accounts/keystore"
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"github.com/status-im/status-go/geth/common"
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"github.com/status-im/status-go/geth/signal"
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"github.com/status-im/status-go/geth/transactions/queue"
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)
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const (
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// EventTransactionQueued is triggered when send transaction request is queued
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EventTransactionQueued = "transaction.queued"
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// EventTransactionFailed is triggered when send transaction request fails
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EventTransactionFailed = "transaction.failed"
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)
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const (
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// SendTransactionNoErrorCode is sent when no error occurred.
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SendTransactionNoErrorCode = iota
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// SendTransactionDefaultErrorCode is every case when there is no special tx return code.
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SendTransactionDefaultErrorCode
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// SendTransactionPasswordErrorCode is sent when account failed verification.
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SendTransactionPasswordErrorCode
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// SendTransactionTimeoutErrorCode is sent when tx is timed out.
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SendTransactionTimeoutErrorCode
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// SendTransactionDiscardedErrorCode is sent when tx was discarded.
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SendTransactionDiscardedErrorCode
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)
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var txReturnCodes = map[error]int{
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nil: SendTransactionNoErrorCode,
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keystore.ErrDecrypt: SendTransactionPasswordErrorCode,
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queue.ErrQueuedTxTimedOut: SendTransactionTimeoutErrorCode,
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queue.ErrQueuedTxDiscarded: SendTransactionDiscardedErrorCode,
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}
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// SendTransactionEvent is a signal sent on a send transaction request
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type SendTransactionEvent struct {
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ID string `json:"id"`
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Args common.SendTxArgs `json:"args"`
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MessageID string `json:"message_id"`
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}
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// NotifyOnEnqueue returns handler that processes incoming tx queue requests
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func NotifyOnEnqueue(queuedTx *common.QueuedTx) {
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signal.Send(signal.Envelope{
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Type: EventTransactionQueued,
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Event: SendTransactionEvent{
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ID: string(queuedTx.ID),
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Args: queuedTx.Args,
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MessageID: common.MessageIDFromContext(queuedTx.Context),
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},
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})
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}
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// ReturnSendTransactionEvent is a JSON returned whenever transaction send is returned
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type ReturnSendTransactionEvent struct {
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ID string `json:"id"`
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Args common.SendTxArgs `json:"args"`
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MessageID string `json:"message_id"`
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ErrorMessage string `json:"error_message"`
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ErrorCode string `json:"error_code"`
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}
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// NotifyOnReturn returns handler that processes responses from internal tx manager
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func NotifyOnReturn(queuedTx *common.QueuedTx) {
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// discard notifications with empty tx
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if queuedTx == nil {
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return
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}
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// we don't want to notify a user if tx sent successfully
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if queuedTx.Err == nil {
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return
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}
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signal.Send(signal.Envelope{
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Type: EventTransactionFailed,
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Event: ReturnSendTransactionEvent{
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ID: string(queuedTx.ID),
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Args: queuedTx.Args,
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MessageID: common.MessageIDFromContext(queuedTx.Context),
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ErrorMessage: queuedTx.Err.Error(),
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ErrorCode: strconv.Itoa(sendTransactionErrorCode(queuedTx.Err)),
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},
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})
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}
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func sendTransactionErrorCode(err error) int {
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if code, ok := txReturnCodes[err]; ok {
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return code
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}
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return SendTxDefaultErrorCode
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}
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