grpc_client

package
v2.5.0-torro Latest Latest
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 Go to latest Published: Mar 26, 2022 License: MIT Imports: 18 Imported by: 12

Documentation

Overview

Package grpc_client package implements the gRPC methods usage interface.

Index

Examples

Constants

This section is empty.

Variables

This section is empty.

Functions

func ConvertStructToEvent 

func ConvertStructToEvent(str *_struct.Struct) (api.Event, error)

ConvertStructToEvent returns Event model

Example 
package main

import (
	"github.com/MinterTeam/minter-go-sdk/v2/api"
	"github.com/MinterTeam/minter-go-sdk/v2/api/grpc_client"
)

func mark(address, publicKey string) {}

func doSomething1(*api.RewardEvent)    {}
func doSomething2(*api.SlashEvent)     {}
func doSomething3(*api.UnbondEvent)    {}
func doSomething4(*api.StakeKickEvent) {}

func main() {
	client, _ := grpc_client.New("localhost:8842")
	events, _ := client.Events(2280)
	for _, data := range events.Events {
		event, _ := grpc_client.ConvertStructToEvent(data)

		switch e := event.(type) {
		case *api.RewardEvent:
			doSomething1(e)
		case *api.SlashEvent:
			doSomething2(e)
		case *api.UnbondEvent:
			doSomething3(e)
		case *api.StakeKickEvent:
			doSomething4(e)
		case *api.UpdateNetworkEvent, *api.UpdateCommissionsEvent:
			e.Type()
		}

	}
}

Output:

Types

type Client 

type Client struct {
	// contains filtered or unexported fields
}

Client gRPC

func New 

func New(address string) (*Client, error)

New returns gRPC Client

func (*Client) Address 

func (c *Client) Address(address string, optionalHeight ...uint64) (*api_pb.AddressResponse, error)

Address returns coins list, balance and transaction count of an address.

func (*Client) AddressExtended added in v2.1.0 

func (c *Client) AddressExtended(address string, delegated bool, optionalHeight ...uint64) (*api_pb.AddressResponse, error)

AddressExtended returns coins list with balance, delegated and transaction count of an address.

func (*Client) Addresses 

func (c *Client) Addresses(addresses []string, optionalHeight ...uint64) (*api_pb.AddressesResponse, error)

Addresses returns list of addresses.

func (*Client) AddressesExtended added in v2.1.0 

func (c *Client) AddressesExtended(addresses []string, delegated bool, optionalHeight ...uint64) (*api_pb.AddressesResponse, error)

AddressesExtended returns list of addresses with bipValue and delegated.

func (*Client) Block 

func (c *Client) Block(height uint64) (*api_pb.BlockResponse, error)

Block returns block data at given height.

func (*Client) BlockExtended added in v2.2.0 

func (c *Client) BlockExtended(height uint64, failedTxs, events bool, fieldsBlock ...string) (*api_pb.BlockResponse, error)

BlockExtended returns block data at given height by filtered data.

func (*Client) Blocks added in v2.2.0 

func (c *Client) Blocks(from, to uint64, failedTxs, events bool, fieldsBlock ...string) (*api_pb.BlocksResponse, error)

Blocks ...

func (*Client) Candidate 

func (c *Client) Candidate(publicKey string, optionalHeight ...uint64) (*api_pb.CandidateResponse, error)

Candidate returns candidate’s info by provided public_key.

func (*Client) CandidateExtended added in v2.1.0 

func (c *Client) CandidateExtended(publicKey string, notShowStakes bool, optionalHeight ...uint64) (*api_pb.CandidateResponse, error)

CandidateExtended returns candidate’s info by provided public_key.

func (*Client) Candidates 

func (c *Client) Candidates(includeStakes bool, optionalHeight ...uint64) (*api_pb.CandidatesResponse, error)

Candidates returns list of candidates.

func (*Client) CandidatesExtended added in v2.1.0 

func (c *Client) CandidatesExtended(includeStakes, notShowStakes bool, status string, optionalHeight ...uint64) (*api_pb.CandidatesResponse, error)

CandidatesExtended returns list of candidates.

func (*Client) CheckVersion added in v2.1.0 

func (c *Client) CheckVersion(version string, isTestnet bool) error

CheckVersion compares the prefix in the version name and checks the testnet mode

func (*Client) CoinID 

func (c *Client) CoinID(symbol string, optionalHeight ...uint64) (uint64, error)

CoinID returns ID of coin symbol.

func (*Client) CoinInfo 

func (c *Client) CoinInfo(symbol string, optionalHeight ...uint64) (*api_pb.CoinInfoResponse, error)

CoinInfo returns information about coin symbol.

func (*Client) CoinInfoByID 

func (c *Client) CoinInfoByID(id uint64, optionalHeight ...uint64) (*api_pb.CoinInfoResponse, error)

CoinInfoByID returns information about coin ID.

func (*Client) CommissionVotes added in v2.2.0 

func (c *Client) CommissionVotes(target uint64, optionalHeight ...uint64) (*api_pb.CommissionVotesResponse, error)

CommissionVotes returns ...

func (*Client) ErrorBody 

func (c *Client) ErrorBody(err error) (int, *api_pb.ErrorBody, error)

ErrorBody returns error as API model

func (*Client) EstimateCoinIDBuy 

func (c *Client) EstimateCoinIDBuy(coinToSell, coinToBuy uint64, valueToBuy string, coinCommission uint64, optionalHeight ...uint64) (*api_pb.EstimateCoinBuyResponse, error)

EstimateCoinIDBuy returns estimate of buy coin transaction.

func (*Client) EstimateCoinIDBuyExtended added in v2.2.0 

func (c *Client) EstimateCoinIDBuyExtended(coinToSell, coinToBuy uint64, valueToBuy string, coinCommission uint64, swapFrom string, route []uint64, optionalHeight ...uint64) (*api_pb.EstimateCoinBuyResponse, error)

EstimateCoinIDBuyExtended returns estimate of buy coin transaction with choice of the exchange source.

func (*Client) EstimateCoinIDSell 

func (c *Client) EstimateCoinIDSell(coinToBuy, coinToSell uint64, valueToSell string, coinCommission uint64, optionalHeight ...uint64) (*api_pb.EstimateCoinSellResponse, error)

EstimateCoinIDSell returns estimate of sell coin transaction.

func (*Client) EstimateCoinIDSellAll 

func (c *Client) EstimateCoinIDSellAll(coinToBuy, coinToSell uint64, gasPrice uint64, valueToSell string, optionalHeight ...uint64) (*api_pb.EstimateCoinSellAllResponse, error)

EstimateCoinIDSellAll returns estimate of sell all coin transaction.

func (*Client) EstimateCoinIDSellAllExtended added in v2.2.0 

func (c *Client) EstimateCoinIDSellAllExtended(coinToBuy, coinToSell uint64, gasPrice uint64, valueToSell string, swapFrom string, route []uint64, optionalHeight ...uint64) (*api_pb.EstimateCoinSellAllResponse, error)

EstimateCoinIDSellAllExtended returns estimate of sell all coin transaction with choice of the exchange source.

func (*Client) EstimateCoinIDSellExtended added in v2.2.0 

func (c *Client) EstimateCoinIDSellExtended(coinToBuy, coinToSell uint64, valueToSell string, coinCommission uint64, swapFrom string, route []uint64, optionalHeight ...uint64) (*api_pb.EstimateCoinSellResponse, error)

EstimateCoinIDSellExtended returns estimate of sell coin transaction with choice of the exchange source.

func (*Client) EstimateCoinSymbolBuy 

func (c *Client) EstimateCoinSymbolBuy(coinToSell, coinToBuy string, valueToBuy string, coinCommission string, optionalHeight ...uint64) (*api_pb.EstimateCoinBuyResponse, error)

EstimateCoinSymbolBuy returns estimate of buy coin transaction.

func (*Client) EstimateCoinSymbolBuyExtended added in v2.2.0 

func (c *Client) EstimateCoinSymbolBuyExtended(coinToSell, coinToBuy string, valueToBuy string, coinCommission string, swapFrom string, route []uint64, optionalHeight ...uint64) (*api_pb.EstimateCoinBuyResponse, error)

EstimateCoinSymbolBuyExtended returns estimate of buy coin transaction with choice of the exchange source.

func (*Client) EstimateCoinSymbolSell 

func (c *Client) EstimateCoinSymbolSell(coinToBuy, coinToSell string, valueToSell string, coinCommission string, optionalHeight ...uint64) (*api_pb.EstimateCoinSellResponse, error)

EstimateCoinSymbolSell returns estimate of sell coin transaction.

func (*Client) EstimateCoinSymbolSellAll 

func (c *Client) EstimateCoinSymbolSellAll(coinToBuy, coinToSell string, gasPrice uint64, valueToSell string, optionalHeight ...uint64) (*api_pb.EstimateCoinSellAllResponse, error)

EstimateCoinSymbolSellAll returns estimate of sell all coin transaction.

func (*Client) EstimateCoinSymbolSellAllExtended added in v2.2.0 

func (c *Client) EstimateCoinSymbolSellAllExtended(coinToBuy, coinToSell string, gasPrice uint64, valueToSell string, swapFrom string, route []uint64, optionalHeight ...uint64) (*api_pb.EstimateCoinSellAllResponse, error)

EstimateCoinSymbolSellAllExtended returns estimate of sell all coin transaction with choice of the exchange source.

func (*Client) EstimateCoinSymbolSellExtended added in v2.2.0 

func (c *Client) EstimateCoinSymbolSellExtended(coinToBuy, coinToSell string, valueToSell string, coinCommission string, swapFrom string, route []uint64, optionalHeight ...uint64) (*api_pb.EstimateCoinSellResponse, error)

EstimateCoinSymbolSellExtended returns estimate of sell coin transaction with choice of the exchange source.

func (*Client) EstimateTxCommission 

func (c *Client) EstimateTxCommission(tx string, optionalHeight ...uint64) (*api_pb.EstimateTxCommissionResponse, error)

EstimateTxCommission returns estimate of encoding transaction with choice of the exchange source.

func (*Client) Events 

func (c *Client) Events(height uint64, search ...string) (*api_pb.EventsResponse, error)

Events returns events at given height.

func (*Client) Frozen 

func (c *Client) Frozen(address string, coinID *uint64, optionalHeight ...uint64) (*api_pb.FrozenResponse, error)

Frozen returns frozen balance. Deprecated: Use FrozenAll instead.

func (*Client) FrozenAll added in v2.5.0 

func (c *Client) FrozenAll(addresses []string, coinIDs []uint64, startHeight, endHeight uint64, optionalHeight ...uint64) (*api_pb.FrozenResponse, error)

FrozenAll returns frozen balance.

func (*Client) GRPCClient 

func (c *Client) GRPCClient() api_pb.ApiServiceClient

GRPCClient returns gRPC client api_pb.ApiServiceClient

func (*Client) Genesis 

func (c *Client) Genesis() (*api_pb.GenesisResponse, error)

Genesis returns genesis file.

func (*Client) HTTPError 

func (c *Client) HTTPError(statusError error) (statusCode int, json string, err error)

HTTPError returns error as JSON API

func (*Client) Halts 

func (c *Client) Halts(height uint64) (*api_pb.HaltsResponse, error)

Halts returns the candidate votes for stopping the network at block.

func (*Client) LimitOrder added in v2.4.0 

func (c *Client) LimitOrder(orderID uint64, optionalHeight ...uint64) (*api_pb.LimitOrderResponse, error)

LimitOrder returns ...

func (*Client) LimitOrders added in v2.4.0 

func (c *Client) LimitOrders(orderIDs []uint64, optionalHeight ...uint64) (*api_pb.LimitOrdersResponse, error)

LimitOrders returns ...

func (*Client) LimitOrdersOfPool added in v2.4.0 

func (c *Client) LimitOrdersOfPool(sellCoin, buyCoin uint64, optionalHeight ...uint64) (*api_pb.LimitOrdersOfPoolResponse, error)

LimitOrdersOfPool returns ...

func (*Client) Marshal 

func (c *Client) Marshal(m proto.Message) (json string, err error)

Marshal returns model in JSON format

func (*Client) MaxGasPrice 

func (c *Client) MaxGasPrice(optionalHeight ...uint64) (*api_pb.MaxGasPriceResponse, error)

MaxGasPrice returns current max gas.

func (*Client) MinGasPrice 

func (c *Client) MinGasPrice() (*api_pb.MinGasPriceResponse, error)

MinGasPrice returns current min gas price.

func (*Client) MissedBlocks 

func (c *Client) MissedBlocks(publicKey string, optionalHeight ...uint64) (*api_pb.MissedBlocksResponse, error)

MissedBlocks returns missed blocks by validator public key.

func (*Client) NetInfo 

func (c *Client) NetInfo() (*api_pb.NetInfoResponse, error)

NetInfo returns network info

func (*Client) Nonce 

func (c *Client) Nonce(address string) (uint64, error)

Nonce returns next transaction number (nonce) of an address.

func (*Client) PriceCommission added in v2.2.0 

func (c *Client) PriceCommission(optionalHeight ...uint64) (*api_pb.PriceCommissionResponse, error)

PriceCommission returns ...

func (*Client) SendTransaction 

func (c *Client) SendTransaction(tx string) (*api_pb.SendTransactionResponse, error)

SendTransaction returns the result of sending signed tx. To ensure that transaction was successfully committed to the blockchain, you need to find the transaction by the hash and ensure that the status code equals to 0.

Example 
package main

import (
	"github.com/MinterTeam/minter-go-sdk/v2/api"
	"github.com/MinterTeam/minter-go-sdk/v2/api/grpc_client"
	"github.com/MinterTeam/minter-go-sdk/v2/transaction"
	"github.com/MinterTeam/minter-go-sdk/v2/wallet"
	"github.com/MinterTeam/node-grpc-gateway/api_pb"

	grpc_retry "github.com/grpc-ecosystem/go-grpc-middleware/retry"
	"google.golang.org/grpc/codes"
	"google.golang.org/grpc/status"
	"io"
	"math/big"
	"time"
)

func main() {
	client, _ := grpc_client.New("localhost:8842")
	coinID, _ := client.CoinID("SYMBOL")
	w, _ := wallet.Create("1 2 3 4 5 6 7 8 9 10 11 12", "")
	nonce, _ := client.Nonce(w.Address)
	data := transaction.NewSendData().SetCoin(coinID).SetValue(transaction.BipToPip(big.NewInt(1))).MustSetTo(w.Address)
	transactionsBuilder := transaction.NewBuilder(transaction.TestNetChainID)
	tx, _ := transactionsBuilder.NewTransaction(data)
	sign, _ := tx.SetNonce(nonce).Sign(w.PrivateKey)
	encode, _ := sign.Encode()
	hash, _ := sign.Hash()

	subscribeClient, _ := client.Subscribe(api.QueryHash(hash))
	defer subscribeClient.CloseSend()

	res, err := client.WithCallOption(
		grpc_retry.WithCodes(codes.FailedPrecondition),
		grpc_retry.WithBackoff(grpc_retry.BackoffLinear(1*time.Second)),
		grpc_retry.WithMax(4),
	).SendTransaction(encode)
	if err != nil {
		_, _, _ = client.ErrorBody(err)
	}
	if res.Code != 0 {
		panic(res.Log)
	}

	{
		recv, err := subscribeClient.Recv()
		if err == io.EOF {
			return
		}
		if code := status.Code(err); code != codes.OK {
			if code == codes.DeadlineExceeded || code == codes.Canceled {
				return
			}
			panic(err)
		}

		marshal, _ := client.Marshal(recv)
		findedTx, _ := api.SubscribeNewTxToTx(marshal)
		_, _ = findedTx.GetTransaction(), findedTx.Data().(*transaction.SendData)
	}
	// or
	{
		time.Sleep(5 * time.Second)
		response, _ := client.Transaction(hash)
		_, _ = client.Marshal(response)
		sendData := new(api_pb.SendData)
		_ = response.Data.UnmarshalTo(sendData)
		_, _ = client.Marshal(sendData)
	}
}

Output:

func (*Client) Status 

func (c *Client) Status() (*api_pb.StatusResponse, error)

Status returns node status including pubkey, latest block.

func (*Client) Subscribe 

func (c *Client) Subscribe(query string) (api_pb.ApiService_SubscribeClient, error)

Subscribe returns a subscription for events by query.

func (*Client) SwapPool added in v2.2.0 

func (c *Client) SwapPool(coin0, coin1 uint64, optionalHeight ...uint64) (*api_pb.SwapPoolResponse, error)

SwapPool returns total supply and reserves.

func (*Client) SwapPoolProvider added in v2.2.0 

func (c *Client) SwapPoolProvider(coin0, coin1 uint64, provider string, optionalHeight ...uint64) (*api_pb.SwapPoolResponse, error)

SwapPoolProvider returns reserves and liquidity balance of provider.

func (*Client) Transaction 

func (c *Client) Transaction(hash string) (*api_pb.TransactionResponse, error)

Transaction returns transaction info.

func (*Client) Transactions 

func (c *Client) Transactions(query string, page, perPage int) (*api_pb.TransactionsResponse, error)

Transactions returns transactions by query.

func (*Client) UnconfirmedTxs 

func (c *Client) UnconfirmedTxs(limit ...uint64) (*api_pb.UnconfirmedTxsResponse, error)

UnconfirmedTxs returns unconfirmed transactions.

func (*Client) UpdateVotes added in v2.2.0 

func (c *Client) UpdateVotes(target uint64, optionalHeight ...uint64) (*api_pb.UpdateVotesResponse, error)

UpdateVotes returns ...

func (*Client) Validators 

func (c *Client) Validators(optionalHeight ...uint64) (*api_pb.ValidatorsResponse, error)

Validators returns list of active validators.

func (*Client) VersionNetwork added in v2.2.0 

func (c *Client) VersionNetwork() (*api_pb.VersionNetworkResponse, error)

VersionNetwork returns ...

func (*Client) WaitList 

func (c *Client) WaitList(publicKey, address string, optionalHeight ...uint64) (*api_pb.WaitListResponse, error)

WaitList returns the list of address stakes in waitlist.

func (*Client) WithCallOption 

func (c *Client) WithCallOption(opts ...grpc.CallOption) *Client

WithCallOption returns new Client with additional grpc.CallOption

func (*Client) WithContextFunc 

func (c *Client) WithContextFunc(contextFunc func(context.Context) func() context.Context) *Client

WithContextFunc returns new Client with new context Example: 

timeout := func(c context.Context) func() context.Context {
	return func() context.Context {
		ctx, _ := context.WithTimeout(c, 10*time.Second)
		return ctx
	}
}

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