feat: v1beta1 gov query server

CHANGELOG.md

@@ -123,6 +123,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 * [\#9594](https://github.com/cosmos/cosmos-sdk/pull/9594) Remove legacy REST API. Please see the [REST Endpoints Migration guide](https://docs.cosmos.network/master/migrations/rest.html) to migrate to the new REST endpoints.
 * [\#9995](https://github.com/cosmos/cosmos-sdk/pull/9995) Increased gas cost for creating proposals.
+* [\#11029](https://github.com/cosmos/cosmos-sdk/pull/11029) The deprecated Vote Option field is removed in gov v1beta2 and nil in v1beta1. Use Options instead.
 
 ### CLI Breaking Changes
 

x/gov/keeper/grpc_query.go

@@ -9,7 +9,9 @@ import (
 	"github.com/cosmos/cosmos-sdk/store/prefix"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	"github.com/cosmos/cosmos-sdk/types/query"
+	"github.com/cosmos/cosmos-sdk/x/gov/migrations/v046"
 	"github.com/cosmos/cosmos-sdk/x/gov/types"
+	"github.com/cosmos/cosmos-sdk/x/gov/types/v1beta1"
 	"github.com/cosmos/cosmos-sdk/x/gov/types/v1beta2"
 )
 
@@ -277,3 +279,178 @@ func (q Keeper) TallyResult(c context.Context, req *v1beta2.QueryTallyResultRequ
 
 	return &v1beta2.QueryTallyResultResponse{Tally: &tallyResult}, nil
 }
+
+var _ v1beta1.QueryServer = legacyQueryServer{}
+
+type legacyQueryServer struct {
+	keeper Keeper
+}
+
+func NewLegacyQueryServer(k Keeper) v1beta1.QueryServer {
+	return &legacyQueryServer{keeper: k}
+}
+
+func (q legacyQueryServer) Proposal(c context.Context, req *v1beta1.QueryProposalRequest) (*v1beta1.QueryProposalResponse, error) {
+	resp, err := q.keeper.Proposal(c, &v1beta2.QueryProposalRequest{
+		ProposalId: req.ProposalId,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	proposal, err := v046.ConvertToLegacyProposal(*resp.Proposal)
+	if err != nil {
+		return nil, err
+	}
+
+	return &v1beta1.QueryProposalResponse{Proposal: proposal}, nil
+}
+
+func (q legacyQueryServer) Proposals(c context.Context, req *v1beta1.QueryProposalsRequest) (*v1beta1.QueryProposalsResponse, error) {
+	resp, err := q.keeper.Proposals(c, &v1beta2.QueryProposalsRequest{
+		ProposalStatus: v1beta2.ProposalStatus(req.ProposalStatus),
+		Voter:          req.Voter,
+		Depositor:      req.Depositor,
+		Pagination:     req.Pagination,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	legacyProposals := make([]v1beta1.Proposal, len(resp.Proposals))
+	for idx, proposal := range resp.Proposals {
+		legacyProposals[idx], err = v046.ConvertToLegacyProposal(*proposal)
+		if err != nil {
+			return nil, err
+		}
+	}
+
+	return &v1beta1.QueryProposalsResponse{
+		Proposals:  legacyProposals,
+		Pagination: resp.Pagination,
+	}, nil
+}
+
+func (q legacyQueryServer) Vote(c context.Context, req *v1beta1.QueryVoteRequest) (*v1beta1.QueryVoteResponse, error) {
+	resp, err := q.keeper.Vote(c, &v1beta2.QueryVoteRequest{
+		ProposalId: req.ProposalId,
+		Voter:      req.Voter,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	vote, err := v046.ConvertToLegacyVote(*resp.Vote)
+	if err != nil {
+		return nil, err
+	}
+
+	return &v1beta1.QueryVoteResponse{Vote: vote}, nil
+}
+
+func (q legacyQueryServer) Votes(c context.Context, req *v1beta1.QueryVotesRequest) (*v1beta1.QueryVotesResponse, error) {
+	resp, err := q.keeper.Votes(c, &v1beta2.QueryVotesRequest{
+		ProposalId: req.ProposalId,
+		Pagination: req.Pagination,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	votes := make([]v1beta1.Vote, len(resp.Votes))
+	for i, v := range resp.Votes {
+		votes[i], err = v046.ConvertToLegacyVote(*v)
+		if err != nil {
+			return nil, err
+		}
+	}
+
+	return &v1beta1.QueryVotesResponse{
+		Votes:      votes,
+		Pagination: resp.Pagination,
+	}, nil
+}
+
+func (q legacyQueryServer) Params(c context.Context, req *v1beta1.QueryParamsRequest) (*v1beta1.QueryParamsResponse, error) {
+	resp, err := q.keeper.Params(c, &v1beta2.QueryParamsRequest{
+		ParamsType: req.ParamsType,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	response := &v1beta1.QueryParamsResponse{}
+
+	if resp.DepositParams != nil {
+		minDeposit := sdk.NewCoins(resp.DepositParams.MinDeposit...)
+		response.DepositParams = v1beta1.NewDepositParams(minDeposit, *resp.DepositParams.MaxDepositPeriod)
+	}
+
+	if resp.VotingParams != nil {
+		response.VotingParams = v1beta1.NewVotingParams(*resp.VotingParams.VotingPeriod)
+	}
+
+	if resp.TallyParams != nil {
+		quorum, err := sdk.NewDecFromStr(resp.TallyParams.Quorum)
+		if err != nil {
+			return nil, err
+		}
+		threshold, err := sdk.NewDecFromStr(resp.TallyParams.Threshold)
+		if err != nil {
+			return nil, err
+		}
+		vetoThreshold, err := sdk.NewDecFromStr(resp.TallyParams.VetoThreshold)
+		if err != nil {
+			return nil, err
+		}
+
+		response.TallyParams = v1beta1.NewTallyParams(quorum, threshold, vetoThreshold)
+	}
+
+	return response, nil
+}
+
+func (q legacyQueryServer) Deposit(c context.Context, req *v1beta1.QueryDepositRequest) (*v1beta1.QueryDepositResponse, error) {
+	resp, err := q.keeper.Deposit(c, &v1beta2.QueryDepositRequest{
+		ProposalId: req.ProposalId,
+		Depositor:  req.Depositor,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	deposit := v046.ConvertToLegacyDeposit(resp.Deposit)
+	return &v1beta1.QueryDepositResponse{Deposit: deposit}, nil
+}
+
+func (q legacyQueryServer) Deposits(c context.Context, req *v1beta1.QueryDepositsRequest) (*v1beta1.QueryDepositsResponse, error) {
+	resp, err := q.keeper.Deposits(c, &v1beta2.QueryDepositsRequest{
+		ProposalId: req.ProposalId,
+		Pagination: req.Pagination,
+	})
+	if err != nil {
+		return nil, err
+	}
+	deposits := make([]v1beta1.Deposit, len(resp.Deposits))
+	for idx, deposit := range resp.Deposits {
+		deposits[idx] = v046.ConvertToLegacyDeposit(deposit)
+	}
+
+	return &v1beta1.QueryDepositsResponse{Deposits: deposits, Pagination: resp.Pagination}, nil
+}
+
+func (q legacyQueryServer) TallyResult(c context.Context, req *v1beta1.QueryTallyResultRequest) (*v1beta1.QueryTallyResultResponse, error) {
+	resp, err := q.keeper.TallyResult(c, &v1beta2.QueryTallyResultRequest{
+		ProposalId: req.ProposalId,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	tally, err := v046.ConvertToLegacyTallyResult(resp.Tally)
+	if err != nil {
+		return nil, err
+	}
+
+	return &v1beta1.QueryTallyResultResponse{Tally: tally}, nil
+}