46 lines
1.5 KiB
Go
46 lines
1.5 KiB
Go
package simulation
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import (
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"bytes"
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"fmt"
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"github.com/cosmos/cosmos-sdk/codec"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/types/kv"
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"github.com/cosmos/cosmos-sdk/x/nft"
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"github.com/cosmos/cosmos-sdk/x/nft/keeper"
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)
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// NewDecodeStore returns a decoder function closure that umarshals the KVPair's
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// Value to the corresponding nft type.
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func NewDecodeStore(cdc codec.Codec) func(kvA, kvB kv.Pair) string {
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return func(kvA, kvB kv.Pair) string {
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switch {
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case bytes.Equal(kvA.Key[:1], keeper.ClassKey):
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var classA, classB nft.Class
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cdc.MustUnmarshal(kvA.Value, &classA)
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cdc.MustUnmarshal(kvB.Value, &classB)
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return fmt.Sprintf("%v\n%v", classA, classB)
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case bytes.Equal(kvA.Key[:1], keeper.NFTKey):
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var nftA, nftB nft.NFT
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cdc.MustUnmarshal(kvA.Value, &nftA)
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cdc.MustUnmarshal(kvB.Value, &nftB)
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return fmt.Sprintf("%v\n%v", nftA, nftB)
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case bytes.Equal(kvA.Key[:1], keeper.NFTOfClassByOwnerKey):
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return fmt.Sprintf("%v\n%v", kvA.Value, kvB.Value)
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case bytes.Equal(kvA.Key[:1], keeper.OwnerKey):
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var ownerA, ownerB sdk.AccAddress
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ownerA = sdk.AccAddress(kvA.Value)
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ownerB = sdk.AccAddress(kvB.Value)
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return fmt.Sprintf("%v\n%v", ownerA, ownerB)
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case bytes.Equal(kvA.Key[:1], keeper.ClassTotalSupply):
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var supplyA, supplyB uint64
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supplyA = sdk.BigEndianToUint64(kvA.Value)
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supplyB = sdk.BigEndianToUint64(kvB.Value)
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return fmt.Sprintf("%v\n%v", supplyA, supplyB)
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default:
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panic(fmt.Sprintf("invalid nft key %X", kvA.Key))
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}
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}
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}
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