/
extrinsic_status.go
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/
extrinsic_status.go
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// Go Substrate RPC Client (GSRPC) provides APIs and types around Polkadot and any Substrate-based chain RPC calls
//
// Copyright 2019 Centrifuge GmbH
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package types
import (
"encoding/json"
"fmt"
"strings"
"github.com/centrifuge/go-substrate-rpc-client/scale"
)
// ExtrinsicStatus is an enum containing the result of an extrinsic submission
type ExtrinsicStatus struct {
IsFuture bool // 00:: Future
IsReady bool // 1:: Ready
IsFinalized bool // 2:: Finalized(Hash)
AsFinalized Hash
IsUsurped bool // 3:: Usurped(Hash)
AsUsurped Hash
IsBroadcast bool // 4:: Broadcast(Vec<Text>)
AsBroadcast []Text
IsDropped bool // 5:: Dropped
IsInvalid bool // 6:: Invalid
}
func (e *ExtrinsicStatus) Decode(decoder scale.Decoder) error {
b, err := decoder.ReadOneByte()
if err != nil {
return err
}
switch b {
case 0:
e.IsFuture = true
case 1:
e.IsReady = true
case 2:
e.IsFinalized = true
err = decoder.Decode(&e.AsFinalized)
case 3:
e.IsUsurped = true
err = decoder.Decode(&e.AsUsurped)
case 4:
e.IsBroadcast = true
err = decoder.Decode(&e.AsBroadcast)
case 5:
e.IsDropped = true
case 6:
e.IsInvalid = true
}
if err != nil {
return err
}
return nil
}
func (e ExtrinsicStatus) Encode(encoder scale.Encoder) error {
var err1, err2 error
switch {
case e.IsFuture:
err1 = encoder.PushByte(0)
case e.IsReady:
err1 = encoder.PushByte(1)
case e.IsFinalized:
err1 = encoder.PushByte(2)
err2 = encoder.Encode(e.AsFinalized)
case e.IsUsurped:
err1 = encoder.PushByte(3)
err2 = encoder.Encode(e.AsUsurped)
case e.IsBroadcast:
err1 = encoder.PushByte(4)
err2 = encoder.Encode(e.AsBroadcast)
case e.IsDropped:
err1 = encoder.PushByte(5)
case e.IsInvalid:
err1 = encoder.PushByte(6)
}
if err1 != nil {
return err1
}
if err2 != nil {
return err2
}
return nil
}
func (e *ExtrinsicStatus) UnmarshalJSON(b []byte) error {
input := strings.TrimSpace(string(b))
if len(input) >= 2 && input[0] == '"' && input[len(input)-1] == '"' {
input = input[1 : len(input)-1]
}
switch {
case input == "future":
e.IsFuture = true
return nil
case input == "ready":
e.IsReady = true
return nil
case input == "dropped":
e.IsDropped = true
return nil
case input == "invalid":
e.IsInvalid = true
return nil
}
// no simple case, decode into helper
var tmp struct {
AsFinalized Hash `json:"finalized"`
AsUsurped Hash `json:"usurped"`
AsBroadcast []Text `json:"broadcast"`
}
if err := json.Unmarshal(b, &tmp); err != nil {
return err
}
switch {
case strings.HasPrefix(input, "{\"finalized\""):
e.IsFinalized = true
e.AsFinalized = tmp.AsFinalized
return nil
case strings.HasPrefix(input, "{\"usurped\""):
e.IsUsurped = true
e.AsUsurped = tmp.AsUsurped
return nil
case strings.HasPrefix(input, "{\"broadcast\""):
e.IsBroadcast = true
e.AsBroadcast = tmp.AsBroadcast
return nil
}
return fmt.Errorf("unexpected JSON for ExtrinsicStatus, got %v", string(b))
}
func (e ExtrinsicStatus) MarshalJSON() ([]byte, error) {
switch {
case e.IsFuture:
return []byte("\"future\""), nil
case e.IsReady:
return []byte("\"ready\""), nil
case e.IsDropped:
return []byte("\"dropped\""), nil
case e.IsInvalid:
return []byte("\"invalid\""), nil
case e.IsFinalized:
var tmp struct {
AsFinalized Hash `json:"finalized"`
}
tmp.AsFinalized = e.AsFinalized
return json.Marshal(tmp)
case e.IsUsurped:
var tmp struct {
AsUsurped Hash `json:"usurped"`
}
tmp.AsUsurped = e.AsUsurped
return json.Marshal(tmp)
case e.IsBroadcast:
var tmp struct {
AsBroadcast []Text `json:"broadcast"`
}
tmp.AsBroadcast = e.AsBroadcast
return json.Marshal(tmp)
}
return nil, fmt.Errorf("cannot marshal ExtrinsicStatus, got %#v", e)
}