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delegator.go
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/
delegator.go
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package keeper
import (
sdk "github.com/fibonacci-chain/fbc/libs/cosmos-sdk/types"
"github.com/fibonacci-chain/fbc/x/staking/types"
)
// GetDelegator gets Delegator entity from store
func (k Keeper) GetDelegator(ctx sdk.Context, delAddr sdk.AccAddress) (delegator types.Delegator, found bool) {
bytes := ctx.KVStore(k.storeKey).Get(types.GetDelegatorKey(delAddr))
if bytes == nil {
return delegator, false
}
delegator = types.MustUnMarshalDelegator(k.cdcMarshl.GetCdc(), bytes)
return delegator, true
}
// SetDelegator sets Delegator info to store
func (k Keeper) SetDelegator(ctx sdk.Context, delegator types.Delegator) {
key := types.GetDelegatorKey(delegator.DelegatorAddress)
bytes := k.cdcMarshl.GetCdc().MustMarshalBinaryLengthPrefixed(delegator)
ctx.KVStore(k.storeKey).Set(key, bytes)
}
// DeleteDelegator deletes Delegator info from store
func (k Keeper) DeleteDelegator(ctx sdk.Context, delAddr sdk.AccAddress) {
ctx.KVStore(k.storeKey).Delete(types.GetDelegatorKey(delAddr))
}
// IterateDelegator iterates through all of the delegators info from the store
func (k Keeper) IterateDelegator(ctx sdk.Context, fn func(index int64, delegator types.Delegator) (stop bool)) {
store := ctx.KVStore(k.storeKey)
iterator := sdk.KVStorePrefixIterator(store, types.DelegatorKey)
defer iterator.Close()
for i := int64(0); iterator.Valid(); iterator.Next() {
var delegator types.Delegator
k.cdcMarshl.GetCdc().MustUnmarshalBinaryLengthPrefixed(iterator.Value(), &delegator)
if stop := fn(i, delegator); stop {
break
}
i++
}
}