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genesis.go
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genesis.go
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package types
import (
"fmt"
)
// DefaultGenesis returns the default Prices genesis state
func DefaultGenesis() *GenesisState {
// TODO(CORE-430): Add all canonical markets.
return &GenesisState{
MarketParams: []MarketParam{
{
ExchangeConfigJson: "{\"exchanges\":[{\"exchangeName\":\"Binance\",\"ticker\":\"\\\"BTCUSDT\\\"\"},{\"exchangeName\":\"BinanceUS\",\"ticker\":\"\\\"BTCUSD\\\"\"},{\"exchangeName\":\"Bitfinex\",\"ticker\":\"tBTCUSD\"},{\"exchangeName\":\"Bitstamp\",\"ticker\":\"BTC/USD\"},{\"exchangeName\":\"Bybit\",\"ticker\":\"BTCUSDT\"},{\"exchangeName\":\"CoinbasePro\",\"ticker\":\"BTC-USD\"},{\"exchangeName\":\"CryptoCom\",\"ticker\":\"BTC_USD\"},{\"exchangeName\":\"Kraken\",\"ticker\":\"XXBTZUSD\"},{\"exchangeName\":\"Okx\",\"ticker\":\"BTC-USDT\"}]}", //nolint:lll
Exponent: -5,
Id: 0,
MinExchanges: 1,
MinPriceChangePpm: 1000,
Pair: "BTC-USD",
},
{
ExchangeConfigJson: "{\"exchanges\":[{\"exchangeName\":\"Binance\",\"ticker\":\"\\\"ETHUSDT\\\"\"},{\"exchangeName\":\"BinanceUS\",\"ticker\":\"\\\"ETHUSD\\\"\"},{\"exchangeName\":\"Bitfinex\",\"ticker\":\"tETHUSD\"},{\"exchangeName\":\"Bitstamp\",\"ticker\":\"ETH/USD\"},{\"exchangeName\":\"Bybit\",\"ticker\":\"ETHUSDT\"},{\"exchangeName\":\"CoinbasePro\",\"ticker\":\"ETH-USD\"},{\"exchangeName\":\"CryptoCom\",\"ticker\":\"ETH_USD\"},{\"exchangeName\":\"Kraken\",\"ticker\":\"XETHZUSD\"},{\"exchangeName\":\"Okx\",\"ticker\":\"ETH-USDT\"}]}", //nolint:lll
Exponent: -6,
Id: 1,
MinExchanges: 1,
MinPriceChangePpm: 1000,
Pair: "ETH-USD",
},
},
MarketPrices: []MarketPrice{
{
Exponent: -5,
Id: 0,
Price: 2000000000,
},
{
Exponent: -6,
Id: 1,
Price: 1500000000,
},
},
}
}
// Validate performs basic genesis state validation returning an error upon any
// failure.
func (gs GenesisState) Validate() error {
// Check for duplicated key for Markets.
marketParamKeyMap := make(map[uint32]struct{})
for _, marketParam := range gs.MarketParams {
if _, exists := marketParamKeyMap[marketParam.Id]; exists {
return fmt.Errorf("duplicated market param id")
}
marketParamKeyMap[marketParam.Id] = struct{}{}
if err := marketParam.Validate(); err != nil {
return err
}
}
if len(gs.MarketParams) != len(gs.MarketPrices) {
return fmt.Errorf("expected the same number of market prices and market params")
}
for i, marketPrice := range gs.MarketPrices {
if err := marketPrice.ValidateFromParam(gs.MarketParams[i]); err != nil {
return err
}
}
return nil
}