planetmint-go/x/machine/keeper/msg_server_attest_machine.go
Lorenz Herzberger a63f390490
add error handling to reissueMachineNFT
Signed-off-by: Lorenz Herzberger <lorenzherzberger@gmail.com>
2023-07-31 08:21:28 +02:00

58 lines
1.4 KiB
Go

package keeper
import (
"context"
"errors"
"planetmint-go/x/machine/types"
"github.com/btcsuite/btcd/btcutil/hdkeychain"
"github.com/btcsuite/btcd/chaincfg"
"github.com/crgimenes/go-osc"
sdk "github.com/cosmos/cosmos-sdk/types"
)
func (k msgServer) AttestMachine(goCtx context.Context, msg *types.MsgAttestMachine) (*types.MsgAttestMachineResponse, error) {
ctx := sdk.UnwrapSDKContext(goCtx)
isValidIssuerLiquid := validateIssuerLiquid(msg.Machine.IssuerLiquid)
if !isValidIssuerLiquid {
return nil, errors.New("invalid liquid key")
}
if msg.Machine.Reissue {
err := k.reissueMachineNFT(msg.Machine)
if err != nil {
return nil, errors.New("an error occured while reissuning the machine")
}
}
k.StoreMachine(ctx, *msg.Machine)
k.StoreMachineIndex(ctx, *msg.Machine)
return &types.MsgAttestMachineResponse{}, nil
}
func validateIssuerLiquid(issuerLiquid string) bool {
xpubKeyLiquid, err := hdkeychain.NewKeyFromString(issuerLiquid)
if err != nil {
return false
}
isValidLiquidKey := xpubKeyLiquid.IsForNet(&chaincfg.MainNetParams)
return isValidLiquidKey
}
func (k msgServer) reissueMachineNFT(machine *types.Machine) error {
client := osc.NewClient("localhost", 8765)
msg := osc.NewMessage("/rddl/*")
msg.Append(machine.Name)
msg.Append(machine.Ticker)
msg.Append(machine.Domain)
msg.Append(machine.Amount)
msg.Append("1")
msg.Append(machine.Precision)
err := client.Send(msg)
return err
}