fix: legacy delegation types (#264)

Author: mbreithecker

proto/kyve/delegation/v1beta1/tx.proto

@@ -0,0 +1,37 @@
+syntax = "proto3";
+
+package kyve.delegation.v1beta1;
+
+import "cosmos/msg/v1/msg.proto";
+import "cosmos_proto/cosmos.proto";
+
+option go_package = "github.com/KYVENetwork/chain/x/stakers/types_delegation_v1beta1";
+
+/*
+  NOTICE:
+  This file needs to be kept for backwards compatibility with the governance module.
+  Otherwise, it is not possible to decode legacy delegation param update proposals.
+*/
+
+
+// Msg defines the Msg service.
+service Msg {
+  option (cosmos.msg.v1.service) = true;
+
+  // UpdateParams defines a governance operation for updating the x/delegation module
+  // parameters. The authority is hard-coded to the x/gov module account.
+  rpc UpdateParams(MsgUpdateParams) returns (MsgUpdateParamsResponse);
+}
+
+// MsgUpdateParams defines a SDK message for updating the module parameters.
+message MsgUpdateParams {
+  option (cosmos.msg.v1.signer) = "authority";
+  // authority is the address of the governance account.
+  string authority = 1 [(cosmos_proto.scalar) = "cosmos.AddressString"];
+
+  // payload defines the x/delegation parameters to update.
+  string payload = 2;
+}
+
+// MsgUpdateParamsResponse defines the Msg/UpdateParams response type.
+message MsgUpdateParamsResponse {}

x/stakers/types/codec.go

@@ -1,6 +1,7 @@
 package types
 
 import (
+	"github.com/KYVENetwork/chain/x/stakers/types_delegation_v1beta1"
 	"github.com/KYVENetwork/chain/x/stakers/types_v1beta1"
 	"github.com/cosmos/cosmos-sdk/codec"
 	codecTypes "github.com/cosmos/cosmos-sdk/codec/types"
@@ -23,6 +24,7 @@ func RegisterInterfaces(registry codecTypes.InterfaceRegistry) {
 	registry.RegisterImplementations((*sdk.Msg)(nil), &MsgLeavePool{})
 	registry.RegisterImplementations((*sdk.Msg)(nil), &MsgUpdateParams{})
 	registry.RegisterImplementations((*sdk.Msg)(nil), &types_v1beta1.MsgUpdateParams{})
+	registry.RegisterImplementations((*sdk.Msg)(nil), &types_delegation_v1beta1.MsgUpdateParams{})
 }
 
 var Amino = codec.NewLegacyAmino()