query.proto

syntax = "proto3";
package cosmos.bank.v1beta1;

import "cosmos/base/query/v1beta1/pagination.proto";
import "gogoproto/gogo.proto";
import "google/api/annotations.proto";
import "cosmos/base/v1beta1/coin.proto";
import "cosmos/bank/v1beta1/bank.proto";
import "cosmos_proto/cosmos.proto";

option go_package = "github.com/cosmos/cosmos-sdk/x/bank/types";

// Query defines the gRPC querier service.
service Query {
  // Balance queries the balance of a single coin for a single account.
  rpc Balance(QueryBalanceRequest) returns (QueryBalanceResponse) {
    option (google.api.http).get = "/cosmos/bank/v1beta1/balances/{address}/{denom}";
  }

  // AllBalances queries the balance of all coins for a single account.
  rpc AllBalances(QueryAllBalancesRequest) returns (QueryAllBalancesResponse) {
    option (google.api.http).get = "/cosmos/bank/v1beta1/balances/{address}";
  }

  // TotalSupply queries the total supply of all coins.
  rpc TotalSupply(QueryTotalSupplyRequest) returns (QueryTotalSupplyResponse) {
    option (google.api.http).get = "/cosmos/bank/v1beta1/supply";
  }

  // SupplyOf queries the supply of a single coin.
  rpc SupplyOf(QuerySupplyOfRequest) returns (QuerySupplyOfResponse) {
    option (google.api.http).get = "/cosmos/bank/v1beta1/supply/{denom}";
  }

  // Params queries the parameters of x/bank module.
  rpc Params(QueryParamsRequest) returns (QueryParamsResponse) {
    option (google.api.http).get = "/cosmos/bank/v1beta1/params";
  }

  // DenomsMetadata queries the client metadata of a given coin denomination.
  rpc DenomMetadata(QueryDenomMetadataRequest) returns (QueryDenomMetadataResponse) {
    option (google.api.http).get = "/cosmos/bank/v1beta1/denoms_metadata/{denom}";
  }

  // DenomsMetadata queries the client metadata for all registered coin
  // denominations.
  rpc DenomsMetadata(QueryDenomsMetadataRequest) returns (QueryDenomsMetadataResponse) {
    option (google.api.http).get = "/cosmos/bank/v1beta1/denoms_metadata";
  }

  // DenomOwners queries for all account addresses that own a particular token
  // denomination.
  rpc DenomOwners(QueryDenomOwnersRequest) returns (QueryDenomOwnersResponse) {
    option (google.api.http).get = "/cosmos/bank/v1beta1/denom_owners/{denom}";
  }
}

// QueryBalanceRequest is the request type for the Query/Balance RPC method.
message QueryBalanceRequest {
  option (gogoproto.equal)           = false;
  option (gogoproto.goproto_getters) = false;

  // address is the address to query balances for.
  string address = 1 [(cosmos_proto.scalar) = "cosmos.AddressString"];

  // denom is the coin denom to query balances for.
  string denom = 2;
}

// QueryBalanceResponse is the response type for the Query/Balance RPC method.
message QueryBalanceResponse {
  // balance is the balance of the coin.
  cosmos.base.v1beta1.Coin balance = 1;
}

// QueryBalanceRequest is the request type for the Query/AllBalances RPC method.
message QueryAllBalancesRequest {
  option (gogoproto.equal)           = false;
  option (gogoproto.goproto_getters) = false;

  // address is the address to query balances for.
  string address = 1 [(cosmos_proto.scalar) = "cosmos.AddressString"];

  // pagination defines an optional pagination for the request.
  cosmos.base.query.v1beta1.PageRequest pagination = 2;
}

// QueryAllBalancesResponse is the response type for the Query/AllBalances RPC
// method.
message QueryAllBalancesResponse {
  // balances is the balances of all the coins.
  repeated cosmos.base.v1beta1.Coin balances = 1
      [(gogoproto.nullable) = false, (gogoproto.castrepeated) = "github.com/cosmos/cosmos-sdk/types.Coins"];

  // pagination defines the pagination in the response.
  cosmos.base.query.v1beta1.PageResponse pagination = 2;
}

// QueryTotalSupplyRequest is the request type for the Query/TotalSupply RPC
// method.
message QueryTotalSupplyRequest {
  option (gogoproto.equal)           = false;
  option (gogoproto.goproto_getters) = false;

  // pagination defines an optional pagination for the request.
  cosmos.base.query.v1beta1.PageRequest pagination = 1;
}

// QueryTotalSupplyResponse is the response type for the Query/TotalSupply RPC
// method
message QueryTotalSupplyResponse {
  // supply is the supply of the coins
  repeated cosmos.base.v1beta1.Coin supply = 1
      [(gogoproto.nullable) = false, (gogoproto.castrepeated) = "github.com/cosmos/cosmos-sdk/types.Coins"];

  // pagination defines the pagination in the response.
  cosmos.base.query.v1beta1.PageResponse pagination = 2;
}

// QuerySupplyOfRequest is the request type for the Query/SupplyOf RPC method.
message QuerySupplyOfRequest {
  // denom is the coin denom to query balances for.
  string denom = 1;
}

// QuerySupplyOfResponse is the response type for the Query/SupplyOf RPC method.
message QuerySupplyOfResponse {
  // amount is the supply of the coin.
  cosmos.base.v1beta1.Coin amount = 1 [(gogoproto.nullable) = false];
}

// QueryParamsRequest defines the request type for querying x/bank parameters.
message QueryParamsRequest {}

// QueryParamsResponse defines the response type for querying x/bank parameters.
message QueryParamsResponse {
  Params params = 1 [(gogoproto.nullable) = false];
}

// QueryDenomsMetadataRequest is the request type for the Query/DenomsMetadata RPC method.
message QueryDenomsMetadataRequest {
  // pagination defines an optional pagination for the request.
  cosmos.base.query.v1beta1.PageRequest pagination = 1;
}

// QueryDenomsMetadataResponse is the response type for the Query/DenomsMetadata RPC
// method.
message QueryDenomsMetadataResponse {
  // metadata provides the client information for all the registered tokens.
  repeated Metadata metadatas = 1 [(gogoproto.nullable) = false];

  // pagination defines the pagination in the response.
  cosmos.base.query.v1beta1.PageResponse pagination = 2;
}

// QueryDenomMetadataRequest is the request type for the Query/DenomMetadata RPC method.
message QueryDenomMetadataRequest {
  // denom is the coin denom to query the metadata for.
  string denom = 1;
}

// QueryDenomMetadataResponse is the response type for the Query/DenomMetadata RPC
// method.
message QueryDenomMetadataResponse {
  // metadata describes and provides all the client information for the requested token.
  Metadata metadata = 1 [(gogoproto.nullable) = false];
}

// QueryDenomOwnersRequest defines the request type for the DenomOwners RPC query,
// which queries for a paginated set of all account holders of a particular
// denomination.
message QueryDenomOwnersRequest {
  // denom defines the coin denomination to query all account holders for.
  string denom = 1;

  // pagination defines an optional pagination for the request.
  cosmos.base.query.v1beta1.PageRequest pagination = 2;
}

// DenomOwner defines structure representing an account that owns or holds a
// particular denominated token. It contains the account address and account
// balance of the denominated token.
message DenomOwner {
  // address defines the address that owns a particular denomination.
  string address = 1 [(cosmos_proto.scalar) = "cosmos.AddressString"];;

  // balance is the balance of the denominated coin for an account.
  cosmos.base.v1beta1.Coin balance = 2 [(gogoproto.nullable) = false];
}

// QueryDenomOwnersResponse defines the RPC response of a DenomOwners RPC query.
message QueryDenomOwnersResponse {
  repeated DenomOwner denom_owners = 1;

  // pagination defines the pagination in the response.
  cosmos.base.query.v1beta1.PageResponse pagination = 2;
}