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v14.go
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v14.go
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package types
import (
"encoding/json"
"fmt"
"regexp"
"strings"
"github.com/huandu/xstrings"
"github.com/itering/scale.go/types/convert"
"github.com/itering/scale.go/utiles"
)
// {
// "lookup": "PortableRegistry",
// "pallets": "Vec<PalletMetadataV14>",
// "extrinsic": "ExtrinsicMetadataV14",
// }
type MetadataV14Decoder struct {
ScaleDecoder
}
type PalletLookUp struct {
Type int `json:"type"`
}
func (m *MetadataV14Decoder) Process() {
result := MetadataStruct{
Metadata: MetadataTag{
Modules: nil,
},
}
// custom type lookup
portable := initPortableRaw(m.ProcessAndUpdateData("PortableRegistry").([]interface{}))
// utiles.Debug(portable)
scaleInfo := ScaleInfo{ScaleDecoder: &m.ScaleDecoder, V14: true}
scaleInfo.ProcessSiType(portable)
metadataSiType := m.RegisteredSiType
MetadataV14ModuleCall := m.ProcessAndUpdateData("Vec<MetadataV14Module>").([]interface{})
bm, _ := json.Marshal(MetadataV14ModuleCall)
var modulesType []MetadataModules
_ = json.Unmarshal(bm, &modulesType)
result.CallIndex = make(map[string]CallIndex)
result.EventIndex = make(map[string]EventIndex)
var originCallers []OriginCaller
for k, module := range modulesType {
originCallers = append(originCallers, OriginCaller{Name: module.Name, Index: module.Index})
// calls look up
if module.CallsValue != nil {
variants := portable[module.CallsValue.Type].Def.Variant
if variants == nil {
panic(fmt.Sprintf("%d call value not variant", module.CallsValue.Type))
}
for _, variant := range variants.Variants {
call := MetadataCalls{Name: variant.Name, Docs: variant.Docs, LookupIndex: variant.Index}
for _, field := range variant.Fields {
call.Args = append(call.Args, MetadataModuleCallArgument{
Name: field.Name,
Type: metadataSiType[field.Type],
TypeName: convert.ConvertType(field.TypeName),
})
}
module.Calls = append(module.Calls, call)
}
}
modulesType[k].Calls = module.Calls
for callIndex, call := range module.Calls {
modulesType[k].Calls[callIndex].Lookup = xstrings.RightJustify(utiles.IntToHex(module.Index), 2, "0") + xstrings.RightJustify(utiles.IntToHex(call.LookupIndex), 2, "0")
result.CallIndex[modulesType[k].Calls[callIndex].Lookup] = CallIndex{Module: MetadataModules{Name: module.Name}, Call: call}
}
// Events
if module.EventsValue != nil {
variants := portable[module.EventsValue.Type].Def.Variant
if variants == nil {
panic(fmt.Sprintf("%d event value not variant", module.EventsValue.Type))
}
for _, variant := range variants.Variants {
event := MetadataEvents{Name: variant.Name, Docs: variant.Docs}
for _, field := range variant.Fields {
event.Args = append(event.Args, metadataSiType[field.Type])
event.ArgsTypeName = append(event.ArgsTypeName, convert.ConvertType(field.TypeName))
event.ArgsName = append(event.ArgsName, field.Name)
}
module.Events = append(module.Events, event)
}
}
modulesType[k].Events = module.Events
if module.Events != nil {
for eventIndex, event := range module.Events {
modulesType[k].Events[eventIndex].Lookup = xstrings.RightJustify(utiles.IntToHex(module.Index), 2, "0") + xstrings.RightJustify(utiles.IntToHex(eventIndex), 2, "0")
result.EventIndex[modulesType[k].Events[eventIndex].Lookup] = EventIndex{Module: MetadataModules{Name: module.Name}, Call: event}
}
}
// Error
if module.ErrorsValue != nil {
variants := portable[module.ErrorsValue.Type].Def.Variant
if variants == nil {
panic(fmt.Sprintf("%d error value not variant", module.EventsValue.Type))
}
for _, variant := range variants.Variants {
moduleErr := MetadataModuleError{Name: variant.Name, Doc: variant.Docs}
for _, field := range variant.Fields {
moduleErr.Fields = append(moduleErr.Fields, ModuleErrorField{Doc: field.Docs, TypeName: field.TypeName, Type: metadataSiType[field.Type]})
}
module.Errors = append(module.Errors, moduleErr)
}
}
modulesType[k].Errors = module.Errors
// Constant
for index, constant := range module.Constants {
variant := metadataSiType[constant.TypeValue]
if variant == "" {
panic(fmt.Sprintf("%d constant value not variant", constant.TypeValue))
}
module.Constants[index].Type = variant
}
// Storage
for index, storage := range module.Storage {
if storage.Type.Origin == "PlainType" {
variant := metadataSiType[*storage.Type.PlainTypeValue]
module.Storage[index].Type.PlainType = &variant
} else {
if maps := storage.Type.NMapType; maps != nil {
NMapTypeValue := &NMapType{
Hashers: maps.Hashers,
Value: metadataSiType[maps.ValueId],
KeysId: maps.KeysId,
ValueId: maps.ValueId,
}
if t := portable[maps.KeysId].Def.Tuple; t != nil {
for _, v := range *t {
NMapTypeValue.KeyVec = append(NMapTypeValue.KeyVec, metadataSiType[v])
}
} else {
NMapTypeValue.KeyVec = TupleDisassemble(metadataSiType[maps.KeysId])
}
module.Storage[index].Type.NMapType = NMapTypeValue
}
}
}
}
result.Metadata.Modules = modulesType
extrinsicMetadata := m.ProcessAndUpdateData("ExtrinsicMetadataV14").(map[string]interface{})
bm, _ = json.Marshal(extrinsicMetadata)
_ = json.Unmarshal(bm, &result.Extrinsic)
for index, extension := range result.Extrinsic.SignedExtensions {
result.Extrinsic.SignedExtensions[index].TypeString = metadataSiType[extension.Type]
result.Extrinsic.SignedIdentifier = append(result.Extrinsic.SignedIdentifier, extension.Identifier)
}
registerOriginCaller(originCallers)
m.Value = result
}
type MetadataV14Module struct {
ScaleDecoder
Name string `json:"name"`
Prefix string `json:"prefix"`
CallIndex string `json:"call_index"`
HasStorage bool `json:"has_storage"`
Storage []MetadataStorage `json:"storage"`
HasCalls bool `json:"has_calls"`
Calls []MetadataModuleCall `json:"calls"`
CallsValue map[string]interface{} `json:"calls_value"`
HasEvents bool `json:"has_events"`
Events []MetadataEvents `json:"events"`
EventsValue map[string]interface{} `json:"events_value"`
Constants []MetadataConstants `json:"constants"`
Errors []MetadataModuleError `json:"errors"`
ErrorsValue map[string]interface{} `json:"errors_value"`
Index int `json:"index"`
}
func (m *MetadataV14Module) Process() {
cm := MetadataV14Module{}
cm.Name = m.ProcessAndUpdateData("String").(string)
// storage
cm.HasStorage = m.ProcessAndUpdateData("bool").(bool)
if cm.HasStorage {
storageValue := m.ProcessAndUpdateData("MetadataV14ModuleStorage").(MetadataV14ModuleStorage)
cm.Storage = storageValue.Items
cm.Prefix = storageValue.Prefix
}
// call
cm.HasCalls = m.ProcessAndUpdateData("bool").(bool)
if cm.HasCalls {
cm.CallsValue = m.ProcessAndUpdateData("PalletCallMetadataV14").(map[string]interface{})
}
// event
cm.HasEvents = m.ProcessAndUpdateData("bool").(bool)
if cm.HasEvents {
cm.EventsValue = m.ProcessAndUpdateData("PalletEventMetadataV14").(map[string]interface{})
}
// constant
constantValue := m.ProcessAndUpdateData("Vec<PalletConstantMetadataV14>").([]interface{})
var constants []MetadataConstants
for _, v := range constantValue {
constants = append(constants, v.(MetadataConstants))
}
cm.Constants = constants
hasError := m.ProcessAndUpdateData("bool").(bool)
if hasError {
cm.ErrorsValue = m.ProcessAndUpdateData("PalletErrorMetadataV14").(map[string]interface{})
}
cm.Index = m.ProcessAndUpdateData("U8").(int)
m.Value = cm
}
type MetadataV14ModuleStorage struct {
ScaleDecoder
Prefix string `json:"prefix"`
Items []MetadataStorage `json:"items"`
}
func (m *MetadataV14ModuleStorage) Process() {
cm := MetadataV14ModuleStorage{}
cm.Prefix = m.ProcessAndUpdateData("String").(string)
itemsValue := m.ProcessAndUpdateData("Vec<MetadataV14ModuleStorageEntry>").([]interface{})
var items []MetadataStorage
for _, v := range itemsValue {
items = append(items, v.(MetadataStorage))
}
cm.Items = items
m.Value = cm
}
type MetadataV14ModuleStorageEntry struct {
ScaleDecoder
Name string `json:"name"`
Modifier string `json:"modifier"`
Type StorageType `json:"type"`
Fallback string `json:"fallback"`
Docs []string `json:"docs"`
Hasher string `json:"hasher"`
}
func (m *MetadataV14ModuleStorageEntry) Process() {
m.Name = m.ProcessAndUpdateData("String").(string)
m.Modifier = m.ProcessAndUpdateData("StorageModify").(string)
storageFunctionType := m.ProcessAndUpdateData("StorageFunctionTypeV14").(string)
switch storageFunctionType {
case "PlainType":
PlainTypeValue := m.ProcessAndUpdateData("SiLookupTypeId").(int)
m.Type = StorageType{
Origin: "PlainType",
PlainTypeValue: &PlainTypeValue,
}
case "Map":
var hasherVec []string
for _, v := range m.ProcessAndUpdateData("Vec<StorageHasher>").([]interface{}) {
hasherVec = append(hasherVec, v.(string))
}
m.Type = StorageType{
Origin: "Map",
NMapType: &NMapType{
Hashers: hasherVec,
KeysId: m.ProcessAndUpdateData("SiLookupTypeId").(int),
ValueId: m.ProcessAndUpdateData("SiLookupTypeId").(int),
}}
}
m.Fallback = m.ProcessAndUpdateData("HexBytes").(string)
docs := m.ProcessAndUpdateData("Vec<String>").([]interface{})
for _, v := range docs {
m.Docs = append(m.Docs, v.(string))
}
m.Value = MetadataStorage{
Name: m.Name,
Modifier: m.Modifier,
Type: m.Type,
Fallback: m.Fallback,
Docs: m.Docs,
}
}
type PalletConstantMetadataV14 struct {
ScaleDecoder
Name string `json:"name"`
Type string `json:"type"`
ConstantsValue string `json:"constants_value"`
Docs []string `json:"docs"`
}
func (m *PalletConstantMetadataV14) Process() {
name := m.ProcessAndUpdateData("String").(string)
ConstantType := m.ProcessAndUpdateData("SiLookupTypeId").(int)
value := utiles.TrimHex(m.ProcessAndUpdateData("HexBytes").(string))
docsRaw := m.ProcessAndUpdateData("Vec<String>").([]interface{})
var docs []string
for _, v := range docsRaw {
docs = append(docs, v.(string))
}
m.Value = MetadataConstants{
Name: name,
TypeValue: ConstantType,
Docs: docs,
ConstantsValue: value,
}
}
func TupleDisassemble(typeString string) []string {
if typeString == "" {
panic("nil typeString")
}
if string(typeString[0]) == "(" && typeString[len(typeString)-1:] == ")" {
var types []string
reg := regexp.MustCompile(`[\<\(](.*?)[\>\)]`)
typeString := typeString[1 : len(typeString)-1]
typeParts := reg.FindAllString(typeString, -1)
for _, part := range typeParts {
typeString = strings.ReplaceAll(typeString, part, strings.ReplaceAll(part, ",", "#"))
}
for _, v := range strings.Split(typeString, ",") {
types = append(types, strings.ReplaceAll(strings.TrimSpace(v), "#", ","))
}
return types
}
return []string{typeString}
}