bclient

package
v0.0.2-rc2 Latest Latest
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 Go to latest Published: Jan 2, 2021 License: Apache-2.0 Imports: 18 Imported by: 2

Documentation

Overview

Package bclient provides a blockchain client for indexed finance

Index

Constants

This section is empty.

Variables

View Source 
var (

	// DEFI5TokenAddress is the address of the DEFI5 token/pool contract
	DEFI5TokenAddress = common.HexToAddress(defi5Addr)
	// DEFI5StakingAddress is the address of the DEFI5 staking contract
	DEFI5StakingAddress = common.HexToAddress(defi5StakeAddr)
	// DEFI5UNILPStakingAddress is the address of the ETH-DEFI5 Uniswap staking contract
	DEFI5UNILPStakingAddress = common.HexToAddress(defi5UNILPStakeAddr)
	// CC10TokenAddress is the address of the CC10 token/pool contract
	CC10TokenAddress = common.HexToAddress(cc10Addr)
	// WETHTokenAddress is the address of the WETH token contract
	WETHTokenAddress = common.HexToAddress("0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2")
	// DAITokenAddress is the address of the MCD (Multi Collateral DAI) contract
	DAITokenAddress = common.HexToAddress("0x6b175474e89094c44da98b954eedeac495271d0f")
	// NDXTokenAddress is the address of the NDX contract
	NDXTokenAddress = common.HexToAddress("0x86772b1409b61c639eaac9ba0acfbb6e238e5f83")
	// InfuraWSURL is the URL for INFURA websockets access
	InfuraWSURL = "wss://mainnet.infura.io/ws/v3/"
	// InfuraHTTPURL is the URL for INFURA HTTP access
	InfuraHTTPURL = "https://mainnet.infura.io/v3/"
	// IndexPools contains all current available idnex pools
	// note that it may not be truly up-to-date
	IndexPools = map[string]common.Address{"defi5": DEFI5TokenAddress, "cc10": CC10TokenAddress}
)

Functions

func BalanceOfDecimal 

func BalanceOfDecimal(ip IndexPool, addr common.Address) (decimal.Decimal, error)

BalanceOfDecimal returns the IndexPool balance in decimal (non wei) format

func StakeBalanceOf 

func StakeBalanceOf(
	sp *stakingbindings.Stakingbindings,
	ip IndexPoolRead,
	addr common.Address) (decimal.Decimal, error)

StakeBalanceOf returns the balance of staking tokens owned by account

func StakeEarned 

func StakeEarned(
	sp *stakingbindings.Stakingbindings,
	ip IndexPoolRead,
	addr common.Address) (decimal.Decimal, error)

StakeEarned returns the amount of staking tokens earned

Types

type Client 

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

Client wraps ethclient and provides helper functions for interacting with the indexed finance smart contracts

func NewClient 

func NewClient(url string) (*Client, error)

NewClient returns an eth client connected to an RPC

func NewInfuraClient 

func NewInfuraClient(token string, websockets bool) (*Client, error)

NewInfuraClient returns an eth client connected to infura

func (*Client) CC10 

func (c *Client) CC10() (IndexPool, error)

CC10 returns a CC10 contract binding

func (*Client) Cc10DaiPrice 

func (c *Client) Cc10DaiPrice() (float64, error)

Cc10DaiPrice returns the price of CC10 in terms of DAI

func (*Client) Cc10EthPairAddress 

func (c *Client) Cc10EthPairAddress() common.Address

Cc10EthPairAddress returns the UniswapV2 pair of CC10-ETH

func (*Client) Close 

func (c *Client) Close()

Close terminates the blockchain connection

func (*Client) CurrentBlock 

func (c *Client) CurrentBlock() (uint64, error)

CurrentBlock returns the current block known by the ethereum client

func (*Client) DEFI5 

func (c *Client) DEFI5() (IndexPool, error)

DEFI5 returns a DEFI5 contract binding

func (*Client) Defi5DaiPrice 

func (c *Client) Defi5DaiPrice() (float64, error)

Defi5DaiPrice returns the price of DEFI5 in terms of DAI

func (*Client) Defi5EthPairAddress 

func (c *Client) Defi5EthPairAddress() common.Address

Defi5EthPairAddress returns the UniswapV2 pair of DEFI5-ETH

func (*Client) EthDaiPrice 

func (c *Client) EthDaiPrice() (*big.Int, error)

EthDaiPrice returns the price of ETH in terms of DAI

func (*Client) ExchangeAmount 

func (c *Client) ExchangeAmount(amount *big.Int, pair string) (*big.Int, error)

ExchangeAmount returns the exchange amount for a variety of pairs

func (*Client) MCAPControllerAt 

func (c *Client) MCAPControllerAt(ip IndexPool) (*mcapscontroller.Mcapscontroller, error)

MCAPControllerAt returns the marketcap square root controller bindings for an IndexPool

func (*Client) NdxDaiPrice 

func (c *Client) NdxDaiPrice() (float64, error)

NdxDaiPrice returns the price of NDX in terms of DAI

func (*Client) NdxEthPairAddress 

func (c *Client) NdxEthPairAddress() common.Address

NdxEthPairAddress returns the UniswapV2 pair of NDX-ETH

func (*Client) OracleAt 

func (c *Client) OracleAt(ip IndexPool) (*uv2oraclebindings.Uv2oraclebindings, error)

OracleAt returns the uniswapv2 oracle contract binding that the current idnex pool is using

func (*Client) OracleFor 

func (c *Client) OracleFor(ip IndexPool) (common.Address, error)

OracleFor returns the uniswap v2 oracle address for tne given index pool

func (*Client) PairDecimals 

func (c *Client) PairDecimals(pair string) int

PairDecimals returns the decimals for the corresponding token pair

func (*Client) PoolTokensFor 

func (c *Client) PoolTokensFor(ip IndexPool) (map[string]common.Address, error)

PoolTokensFor returns the pools tokens baseketed in the pool, and their ERC20 name

func (*Client) Reserves 

func (c *Client) Reserves(pair string) (*uniswap.Reserve, error)

Reserves returns available reserves in the pair

func (*Client) StakingAt 

func (c *Client) StakingAt(contractType string) (*stakingbindings.Stakingbindings, error)

StakingAt returns a staking rewards bindings at the given address

func (*Client) Uniswap 

func (c *Client) Uniswap() *uniswap.Client

Uniswap returns a uniswap client helper

type DEFI5 

type DEFI5 struct {
	*poolbindings.Poolbindings
}

DEFI5 is the DEFI Top 5 IndexPool

type IndexPool 

type IndexPool interface {
	IndexPoolRead
}

IndexPool provides helper functions around the IndexPool contract

type IndexPoolRead 

type IndexPoolRead interface {
	IsPublicSwap(opts *bind.CallOpts) (bool, error)
	GetController(opts *bind.CallOpts) (common.Address, error)
	GetCurrentTokens(opts *bind.CallOpts) ([]common.Address, error)
	GetNumTokens(opts *bind.CallOpts) (*big.Int, error)
	GetMaxPoolTokens(opts *bind.CallOpts) (*big.Int, error)
	GetSpotPrice(opts *bind.CallOpts, tokenIn common.Address, tokenOut common.Address) (*big.Int, error)
	GetSwapFee(opts *bind.CallOpts) (*big.Int, error)
	GetCurrentDesiredTokens(opts *bind.CallOpts) ([]common.Address, error)
	GetDenormalizedWeight(opts *bind.CallOpts, token common.Address) (*big.Int, error)
	GetTotalDenormalizedWeight(opts *bind.CallOpts) (*big.Int, error)
	GetUsedBalance(opts *bind.CallOpts, token common.Address) (*big.Int, error)
	GetBalance(opts *bind.CallOpts, token common.Address) (*big.Int, error)
	ExtrapolatePoolValueFromToken(opts *bind.CallOpts) (common.Address, *big.Int, error)
	BalanceOf(opts *bind.CallOpts, whom common.Address) (*big.Int, error)
	Decimals(opts *bind.CallOpts) (uint8, error)
}

IndexPoolRead are read-only IndexPool contract calls See https://docs.indexed.finance/indexed-finance-docs/smart-contracts/pool#indexpool for more information

Source Files

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