/
collateral.go
61 lines (51 loc) · 1.61 KB
/
collateral.go
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package keeper
import (
"github.com/cosmos/cosmos-sdk/store/prefix"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/jackalLabs/canine-chain/v3/x/storage/types"
)
// SetCollateral sets a specific collateral in the store from its index
func (k Keeper) SetCollateral(ctx sdk.Context, collateral types.Collateral) {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefix(types.CollateralKeyPrefix))
b := k.cdc.MustMarshal(&collateral)
store.Set(types.CollateralKey(
collateral.Address,
), b)
}
// GetCollateral returns a collateral from its index
func (k Keeper) GetCollateral(
ctx sdk.Context,
address string,
) (val types.Collateral, found bool) {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefix(types.CollateralKeyPrefix))
b := store.Get(types.CollateralKey(
address,
))
if b == nil {
return val, false
}
k.cdc.MustUnmarshal(b, &val)
return val, true
}
// RemoveCollateral removes a collateral from the store
func (k Keeper) RemoveCollateral(
ctx sdk.Context,
address string,
) {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefix(types.CollateralKeyPrefix))
store.Delete(types.CollateralKey(
address,
))
}
// GetAllCollateral returns all collaterals
func (k Keeper) GetAllCollateral(ctx sdk.Context) (list []types.Collateral) {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefix(types.CollateralKeyPrefix))
iterator := sdk.KVStorePrefixIterator(store, []byte{})
defer iterator.Close()
for ; iterator.Valid(); iterator.Next() {
var val types.Collateral
k.cdc.MustUnmarshal(iterator.Value(), &val)
list = append(list, val)
}
return
}