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genesis.go
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genesis.go
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package pricefeed
import (
"fmt"
"strings"
ctypes "github.com/commercionetwork/commercionetwork/x/common/types"
sdk "github.com/cosmos/cosmos-sdk/types"
)
// GenesisState - docs genesis state
type GenesisState struct {
Oracles ctypes.Addresses `json:"oracles"`
Assets ctypes.Strings `json:"assets"`
RawPrices RawPrices `json:"raw_prices"`
}
// DefaultGenesisState returns a default genesis state
func DefaultGenesisState() GenesisState {
return GenesisState{}
}
// InitGenesis sets docs information for genesis.
func InitGenesis(ctx sdk.Context, keeper Keeper, genState GenesisState) {
for _, oracle := range genState.Oracles {
keeper.AddOracle(ctx, oracle)
}
for _, asset := range genState.Assets {
keeper.AddAsset(ctx, asset)
}
for _, rawPrice := range genState.RawPrices {
if err := keeper.AddRawPrice(ctx, rawPrice.Oracle, rawPrice.Price); err != nil {
panic(err)
}
}
if err := keeper.ComputeAndUpdateCurrentPrices(ctx); err != nil {
panic(err)
}
}
// ExportGenesis returns a GenesisState for a given context and keeper.
func ExportGenesis(ctx sdk.Context, keeper Keeper) GenesisState {
return GenesisState{
Oracles: keeper.GetOracles(ctx),
Assets: keeper.GetAssets(ctx),
RawPrices: keeper.GetRawPrices(ctx),
}
}
// ValidateGenesis performs basic validation of genesis data returning an
// error for any failed validation criteria.
func ValidateGenesis(state GenesisState) error {
for _, asset := range state.Assets {
if len(strings.TrimSpace(asset)) == 0 {
return fmt.Errorf("%s, is empty", asset)
}
}
for _, oracle := range state.Oracles {
if oracle.Empty() {
return sdk.ErrInvalidAddress("Found Empty oracle address")
}
}
return nil
}