0g-chain/x/pricefeed/simulation/genesis.go

package simulation

// import (
// 	"fmt"
// 	"time"

// 	"github.com/cosmos/cosmos-sdk/codec"
// 	sdk "github.com/cosmos/cosmos-sdk/types"
// 	"github.com/cosmos/cosmos-sdk/types/module"
// 	"github.com/cosmos/cosmos-sdk/x/simulation"

// 	"github.com/0glabs/0g-chain/x/pricefeed/types"
// 	pricefeed "github.com/0glabs/0g-chain/x/pricefeed/types"
// )

// var (
// 	// BaseAssets is a list of collateral asset denoms
// 	BaseAssets = [3]string{"bnb", "xrp", "btc"}
// 	QuoteAsset = "usd"
// )

// // RandomizedGenState generates a random GenesisState for pricefeed
// func RandomizedGenState(simState *module.SimulationState) {
// 	pricefeedGenesis := loadPricefeedGenState(simState)
// 	fmt.Printf("Selected randomly generated %s parameters:\n%s\n", types.ModuleName, codec.MustMarshalJSONIndent(simState.Cdc, pricefeedGenesis))
// 	simState.GenState[types.ModuleName] = simState.Cdc.MustMarshalJSON(pricefeedGenesis)
// }

// // loadPricefeedGenState loads a valid pricefeed gen state
// func loadPricefeedGenState(simState *module.SimulationState) pricefeed.GenesisState {
// 	var markets []pricefeed.Market
// 	var postedPrices []pricefeed.PostedPrice
// 	for _, denom := range BaseAssets {
// 		// Select an account to be the oracle
// 		oracle, _ := simulation.RandomAcc(simState.Rand, simState.Accounts)

// 		marketID := fmt.Sprintf("%s:%s", denom, QuoteAsset)
// 		// Construct market for asset
// 		market := pricefeed.Market{
// 			MarketID:   marketID,
// 			BaseAsset:  denom,
// 			QuoteAsset: QuoteAsset,
// 			Oracles:    []sdk.AccAddress{oracle.Address},
// 			Active:     true,
// 		}

// 		// Construct posted price for asset
// 		postedPrice := pricefeed.PostedPrice{
// 			MarketID:      market.MarketId,
// 			OracleAddress: oracle.Address,
// 			Price:         getInitialPrice(marketID),
// 			Expiry:        simState.GenTimestamp.Add(time.Hour * 24),
// 		}
// 		markets = append(markets, market)
// 		postedPrices = append(postedPrices, postedPrice)
// 	}
// 	params := pricefeed.NewParams(markets)
// 	return pricefeed.NewGenesisState(params, postedPrices)
// }

// // getInitialPrice gets the starting price for each of the base assets
// func getInitialPrice(marketID string) (price sdk.Dec) {
// 	switch marketID {
// 	case "btc:usd":
// 		return sdk.MustNewDecFromStr("7000")
// 	case "bnb:usd":
// 		return sdk.MustNewDecFromStr("14")
// 	case "xrp:usd":
// 		return sdk.MustNewDecFromStr("0.2")
// 	default:
// 		return sdk.MustNewDecFromStr("20") // Catch future additional assets
// 	}
// }