/
exposure_odds.go
66 lines (51 loc) · 1.92 KB
/
exposure_odds.go
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package keeper
import (
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/playerfury/fanx/x/strategicreserve/types"
)
// SetOrderBookOddsExposure sets a book odds exposure.
func (k Keeper) SetOrderBookOddsExposure(ctx sdk.Context, boe types.OrderBookOddsExposure) {
bookKey := types.GetOrderBookOddsExposureKey(boe.OrderBookUID, boe.OddsUID)
store := k.getOrderBookOddsExposureStore(ctx)
b := k.cdc.MustMarshal(&boe)
store.Set(bookKey, b)
}
// GetOrderBookOddsExposure returns a specific book odds exposure.
func (k Keeper) GetOrderBookOddsExposure(ctx sdk.Context, bookUID, oddsUID string) (val types.OrderBookOddsExposure, found bool) {
marketsStore := k.getOrderBookOddsExposureStore(ctx)
exposureKey := types.GetOrderBookOddsExposureKey(bookUID, oddsUID)
b := marketsStore.Get(exposureKey)
if b == nil {
return val, false
}
k.cdc.MustUnmarshal(b, &val)
return val, true
}
// GetOddsExposuresByOrderBook returns all exposures for an order book.
func (k Keeper) GetOddsExposuresByOrderBook(ctx sdk.Context, bookUID string) (list []types.OrderBookOddsExposure, err error) {
store := k.getOrderBookOddsExposureStore(ctx)
iterator := sdk.KVStorePrefixIterator(store, types.GetOrderBookOddsExposuresKey(bookUID))
defer func() {
err = iterator.Close()
}()
for ; iterator.Valid(); iterator.Next() {
var val types.OrderBookOddsExposure
k.cdc.MustUnmarshal(iterator.Value(), &val)
list = append(list, val)
}
return
}
// GetAllOrderBookExposures returns all order book exposures used during genesis dump.
func (k Keeper) GetAllOrderBookExposures(ctx sdk.Context) (list []types.OrderBookOddsExposure, err error) {
store := k.getOrderBookOddsExposureStore(ctx)
iterator := sdk.KVStorePrefixIterator(store, []byte{})
defer func() {
err = iterator.Close()
}()
for ; iterator.Valid(); iterator.Next() {
var val types.OrderBookOddsExposure
k.cdc.MustUnmarshal(iterator.Value(), &val)
list = append(list, val)
}
return
}