fix(x/ecocredit): add back allow denom legacy proposal type (#1595)

Co-authored-by: Ryan Christoffersen <12519942+ryanchristo@users.noreply.github.com>

proto/regen/ecocredit/marketplace/v1/types.proto

@@ -2,6 +2,7 @@ syntax = "proto3";
 
 package regen.ecocredit.marketplace.v1;
 
+import "gogoproto/gogo.proto";
 import "regen/ecocredit/marketplace/v1/state.proto";
 
 option go_package = "github.com/regen-network/regen-ledger/x/ecocredit/marketplace/types/v1";
@@ -12,6 +13,7 @@ option go_package = "github.com/regen-network/regen-ledger/x/ecocredit/marketpla
 // Deprecated (Since Revision 1): This message is no longer used and will be
 // removed in the next version. See MsgAddAllowedDenom.
 message AllowDenomProposal {
+  option (gogoproto.goproto_stringer) = false;
 
   // title is the title of the proposal.
   string title = 1;

x/ecocredit/marketplace/types/v1/codec.go

@@ -7,9 +7,11 @@ import (
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	"github.com/cosmos/cosmos-sdk/types/msgservice"
 	authzcodec "github.com/cosmos/cosmos-sdk/x/authz/codec"
+	govv1beta1 "github.com/cosmos/cosmos-sdk/x/gov/types/v1beta1"
 )
 
 func RegisterTypes(registry codectypes.InterfaceRegistry) {
+	registry.RegisterImplementations((*govv1beta1.Content)(nil), &AllowDenomProposal{})
 	msgservice.RegisterMsgServiceDesc(registry, &_Msg_serviceDesc)
 }
 

x/ecocredit/marketplace/types/v1/msg_allowed_denom_proposal.go

@@ -0,0 +1,40 @@
+package v1
+
+import (
+	"fmt"
+
+	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
+	govtypes "github.com/cosmos/cosmos-sdk/x/gov/types/v1beta1"
+)
+
+var _ govtypes.Content = &AllowDenomProposal{}
+
+const (
+	AllowDenomProposalType = "AllowDenomProposal"
+)
+
+func init() {
+	govtypes.RegisterProposalType(AllowDenomProposalType)
+}
+
+func (m AllowDenomProposal) ProposalRoute() string { return "ecocredit" }
+
+func (m AllowDenomProposal) ProposalType() string { return AllowDenomProposalType }
+
+func (m AllowDenomProposal) ValidateBasic() error {
+	if m.Denom == nil {
+		return sdkerrors.ErrInvalidRequest.Wrap("denom cannot be empty")
+	}
+	if err := m.Denom.Validate(); err != nil {
+		return err
+	}
+	return govtypes.ValidateAbstract(&m)
+}
+
+func (m AllowDenomProposal) String() string {
+	return fmt.Sprintf(`Allow Denom Proposal:
+  Title:       %s
+  Description: %s
+  Allowed Denom: %v
+`, m.Title, m.Description, m.Denom)
+}