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state.go
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state.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.
//go:generate mockery --name State --filename state.go
package state
import (
"github.com/dojimanetwork/go-polka-rpc/v4/client"
"github.com/dojimanetwork/go-polka-rpc/v4/types"
)
type State interface {
GetStorage(key types.StorageKey, target interface{}, blockHash types.Hash) (ok bool, err error)
GetStorageLatest(key types.StorageKey, target interface{}) (ok bool, err error)
GetStorageRaw(key types.StorageKey, blockHash types.Hash) (*types.StorageDataRaw, error)
GetStorageRawLatest(key types.StorageKey) (*types.StorageDataRaw, error)
GetChildStorageSize(childStorageKey, key types.StorageKey, blockHash types.Hash) (types.U64, error)
GetChildStorageSizeLatest(childStorageKey, key types.StorageKey) (types.U64, error)
GetChildStorage(childStorageKey, key types.StorageKey, target interface{}, blockHash types.Hash) (ok bool, err error)
GetChildStorageLatest(childStorageKey, key types.StorageKey, target interface{}) (ok bool, err error)
GetChildStorageRaw(childStorageKey, key types.StorageKey, blockHash types.Hash) (*types.StorageDataRaw, error)
GetChildStorageRawLatest(childStorageKey, key types.StorageKey) (*types.StorageDataRaw, error)
GetMetadata(blockHash types.Hash) (*types.Metadata, error)
GetMetadataLatest() (*types.Metadata, error)
GetStorageHash(key types.StorageKey, blockHash types.Hash) (types.Hash, error)
GetStorageHashLatest(key types.StorageKey) (types.Hash, error)
SubscribeStorageRaw(keys []types.StorageKey) (*StorageSubscription, error)
GetRuntimeVersion(blockHash types.Hash) (*types.RuntimeVersion, error)
GetRuntimeVersionLatest() (*types.RuntimeVersion, error)
GetChildKeys(childStorageKey, prefix types.StorageKey, blockHash types.Hash) ([]types.StorageKey, error)
GetChildKeysLatest(childStorageKey, prefix types.StorageKey) ([]types.StorageKey, error)
SubscribeRuntimeVersion() (*RuntimeVersionSubscription, error)
QueryStorage(keys []types.StorageKey, startBlock types.Hash, block types.Hash) ([]types.StorageChangeSet, error)
QueryStorageLatest(keys []types.StorageKey, startBlock types.Hash) ([]types.StorageChangeSet, error)
QueryStorageAt(keys []types.StorageKey, block types.Hash) ([]types.StorageChangeSet, error)
QueryStorageAtLatest(keys []types.StorageKey) ([]types.StorageChangeSet, error)
GetKeys(prefix types.StorageKey, blockHash types.Hash) ([]types.StorageKey, error)
GetKeysLatest(prefix types.StorageKey) ([]types.StorageKey, error)
GetStorageSize(key types.StorageKey, blockHash types.Hash) (types.U64, error)
GetStorageSizeLatest(key types.StorageKey) (types.U64, error)
GetChildStorageHash(childStorageKey, key types.StorageKey, blockHash types.Hash) (types.Hash, error)
GetChildStorageHashLatest(childStorageKey, key types.StorageKey) (types.Hash, error)
}
// state exposes methods for querying state
type state struct {
client client.Client
}
// NewState creates a new state struct
func NewState(c client.Client) State {
return &state{client: c}
}