0g-chain/x/pricefeed/keeper/params.go

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package keeper
import (
"fmt"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/kava-labs/kava/x/pricefeed/types"
)
// GetParams gets params from the store
func (k Keeper) GetParams(ctx sdk.Context) types.Params {
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return types.NewParams(k.GetMarketParams(ctx))
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}
// SetParams updates params in the store
func (k Keeper) SetParams(ctx sdk.Context, params types.Params) {
k.paramstore.SetParamSet(ctx, &params)
}
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// GetMarketParams get asset params from store
func (k Keeper) GetMarketParams(ctx sdk.Context) types.Markets {
var markets types.Markets
k.paramstore.Get(ctx, types.KeyMarkets, &markets)
return markets
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}
// GetOracles returns the oracles in the pricefeed store
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func (k Keeper) GetOracles(ctx sdk.Context, marketID string) (types.Oracles, error) {
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for _, m := range k.GetMarketParams(ctx) {
if marketID == m.MarketID {
return m.Oracles, nil
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}
}
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return types.Oracles{}, fmt.Errorf("asset %s not found", marketID)
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}
// GetOracle returns the oracle from the store or an error if not found
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func (k Keeper) GetOracle(ctx sdk.Context, marketID string, address sdk.AccAddress) (types.Oracle, error) {
oracles, err := k.GetOracles(ctx, marketID)
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if err != nil {
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return types.Oracle{}, fmt.Errorf("asset %s not found", marketID)
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}
for _, o := range oracles {
if address.Equals(o.Address) {
return o, nil
}
}
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return types.Oracle{}, fmt.Errorf("oracle %s not found for asset %s", address, marketID)
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}
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// GetMarket returns the market if it is in the pricefeed system
func (k Keeper) GetMarket(ctx sdk.Context, marketID string) (types.Market, bool) {
markets := k.GetMarketParams(ctx)
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for i := range markets {
if markets[i].MarketID == marketID {
return markets[i], true
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}
}
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return types.Market{}, false
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}