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genesis.go
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genesis.go
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package types
import (
"fmt"
"strings"
"github.com/cosmos/cosmos-sdk/codec/types"
sdk "github.com/cosmos/cosmos-sdk/types"
host "github.com/cosmos/ibc-go/v7/modules/core/24-host"
)
// NewGenesisState creates a new genesis state
func NewGenesisState(
requests []DTagTransferRequest,
params Params, portID string,
chainLinks []ChainLink,
defaultExternalAddresses []DefaultExternalAddressEntry,
applicationLinks []ApplicationLink,
) *GenesisState {
return &GenesisState{
Params: params,
DTagTransferRequests: requests,
IBCPortID: portID,
ChainLinks: chainLinks,
DefaultExternalAddresses: defaultExternalAddresses,
ApplicationLinks: applicationLinks,
}
}
// UnpackInterfaces implements UnpackInterfacesMessage.UnpackInterfaces
func (g GenesisState) UnpackInterfaces(unpacker types.AnyUnpacker) error {
for _, link := range g.ChainLinks {
err := link.UnpackInterfaces(unpacker)
if err != nil {
return err
}
}
return nil
}
// DefaultGenesisState returns a default GenesisState
func DefaultGenesisState() *GenesisState {
return NewGenesisState(nil, DefaultParams(), IBCPortID, nil, nil, nil)
}
// ValidateGenesis validates the given genesis state and returns an error if something is invalid
func ValidateGenesis(data *GenesisState) error {
err := data.Params.Validate()
if err != nil {
return err
}
for _, req := range data.DTagTransferRequests {
err = req.Validate()
if err != nil {
return err
}
}
err = host.PortIdentifierValidator(data.IBCPortID)
if err != nil {
return err
}
for _, l := range data.ChainLinks {
err := l.Validate()
if err != nil {
return err
}
}
for _, entry := range data.DefaultExternalAddresses {
err := entry.Validate()
if err != nil {
return err
}
}
for _, link := range data.ApplicationLinks {
err = link.Validate()
if err != nil {
return err
}
}
return nil
}
// --------------------------------------------------------------------------------------------------------------------
// NewDefaultExternalAddressEntry returns a new DefaultExternalAddressEntry instance
func NewDefaultExternalAddressEntry(owner, chainName, target string) DefaultExternalAddressEntry {
return DefaultExternalAddressEntry{
Owner: owner,
ChainName: chainName,
Target: target,
}
}
// Validate implements fmt.Validator
func (data DefaultExternalAddressEntry) Validate() error {
_, err := sdk.AccAddressFromBech32(data.Owner)
if err != nil {
return fmt.Errorf("invalid owner: %s", data.Owner)
}
if strings.TrimSpace(data.ChainName) == "" {
return fmt.Errorf("invalid chain name: %s", data.ChainName)
}
if strings.TrimSpace(data.Target) == "" {
return fmt.Errorf("invalid external address target: %s", data.Target)
}
return nil
}