syntax = "proto3";

package cerc.auction.v1;

import "cosmos/msg/v1/msg.proto";
import "gogoproto/gogo.proto";
import "google/api/annotations.proto";
import "google/protobuf/duration.proto";
import "cosmos/base/v1beta1/coin.proto";
import "cosmos_proto/cosmos.proto";
import "cerc/auction/v1/auction.proto";

option go_package = "git.vdb.to/cerc-io/laconicd/x/auction";

// Tx defines the gRPC tx interface
service Msg {
  option (cosmos.msg.v1.service) = true;

  // CreateAuction is the command for creating an auction
  rpc CreateAuction(MsgCreateAuction) returns (MsgCreateAuctionResponse) {
    option (google.api.http).post = "/cerc/auction/v1/create_auction";
  };

  // CommitBid is the command for committing a bid
  rpc CommitBid(MsgCommitBid) returns (MsgCommitBidResponse) {
    option (google.api.http).post = "/cerc/auction/v1/commit_bid";
  };

  // RevealBid is the command for revealing a bid
  rpc RevealBid(MsgRevealBid) returns (MsgRevealBidResponse) {
    option (google.api.http).post = "/cerc/auction/v1/reveal_bid";
  };

  // UpdateParams defines an operation for updating the x/staking module
  // parameters.
  rpc UpdateParams(MsgUpdateParams) returns (MsgUpdateParamsResponse);

  // ReleaseFunds is the command for paying the winners of provider auctions
  rpc ReleaseFunds(MsgReleaseFunds) returns (MsgReleaseFundsResponse) {
    option (google.api.http).post = "/cerc/auction/v1/release_funds";
  };
}

// MsgCreateAuction defines a create auction message
message MsgCreateAuction {
  option (gogoproto.goproto_getters) = false;
  option (cosmos.msg.v1.signer) = "signer";

  // Address of the signer
  string signer = 1
      [ (gogoproto.moretags) = "json:\"signer\" yaml:\"signer\"" ];

  // Auction kind (vickrey | provider)
  string kind = 2 [ (gogoproto.moretags) = "json:\"kind\" yaml:\"kind\"" ];

  // Duration of the commits phase in seconds
  google.protobuf.Duration commits_duration = 3 [
    (gogoproto.nullable) = false,
    (gogoproto.stdduration) = true,
    (gogoproto.moretags) = "json:\"commits_duration\" yaml:\"commits_duration\""
  ];

  // Duration of the reveals phase in seconds
  google.protobuf.Duration reveals_duration = 4 [
    (gogoproto.nullable) = false,
    (gogoproto.stdduration) = true,
    (gogoproto.moretags) = "json:\"reveals_duration\" yaml:\"reveals_duration\""
  ];

  // Commit fees
  cosmos.base.v1beta1.Coin commit_fee = 5 [
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"commit_fee\" yaml:\"commit_fee\""
  ];

  // Reveal fees
  cosmos.base.v1beta1.Coin reveal_fee = 6 [
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"reveal_fee\" yaml:\"reveal_fee\""
  ];

  // Minimum acceptable bid amount
  // Only applicable in vickrey auctions
  cosmos.base.v1beta1.Coin minimum_bid = 7 [
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"minimum_bid\" yaml:\"minimum_bid\""
  ];

  // Maximum acceptable bid amount
  // Only applicable in provider auctions
  cosmos.base.v1beta1.Coin max_price = 8 [
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"max_price\" yaml:\"max_price\""
  ];

  // Number of desired providers (num of auction winners)
  // Only applicable in provider auctions
  int32 num_providers = 9;
}

// MsgCreateAuctionResponse returns the details of the created auction
message MsgCreateAuctionResponse {
  option (gogoproto.goproto_getters) = false;

  // Auction details
  Auction auction = 1
      [ (gogoproto.moretags) = "json:\"auction\" yaml:\"auction\"" ];
}

// CommitBid defines the message to commit a bid
message MsgCommitBid {
  option (gogoproto.goproto_getters) = false;
  option (cosmos.msg.v1.signer) = "signer";

  // Auction id
  string auction_id = 1
      [ (gogoproto.moretags) = "json:\"auction_id\" yaml:\"auction_id\"" ];

  // Commit Hash
  string commit_hash = 2
      [ (gogoproto.moretags) = "json:\"commit_hash\" yaml:\"commit_hash\"" ];

  // Address of the signer
  string signer = 3
      [ (gogoproto.moretags) = "json:\"signer\" yaml:\"signer\"" ];
}

// MsgCommitBidResponse returns the state of the auction after the bid creation
message MsgCommitBidResponse {
  option (gogoproto.goproto_getters) = false;

  // Auction details
  Bid bid = 1 [ (gogoproto.moretags) = "json:\"bid\" yaml:\"bid\"" ];
}

// RevealBid defines the message to reveal a bid
message MsgRevealBid {
  option (gogoproto.goproto_getters) = false;
  option (cosmos.msg.v1.signer) = "signer";

  // Auction id
  string auction_id = 1
      [ (gogoproto.moretags) = "json:\"auction_id\" yaml:\"auction_id\"" ];

  // Commit Hash
  string reveal = 2
      [ (gogoproto.moretags) = "json:\"reveal\" yaml:\"reveal\"" ];

  // Address of the signer
  string signer = 3
      [ (gogoproto.moretags) = "json:\"signer\" yaml:\"signer\"" ];
}

// MsgRevealBidResponse returns the state of the auction after the bid reveal
message MsgRevealBidResponse {
  option (gogoproto.goproto_getters) = false;

  // Auction details
  Auction auction = 1
      [ (gogoproto.moretags) = "json:\"auction\" yaml:\"auction\"" ];
}

// MsgUpdateParams is the Msg/UpdateParams request type.
message MsgUpdateParams {
  option (cosmos.msg.v1.signer) = "authority";

  // authority is the address that controls the module (defaults to x/gov unless
  // overwritten).
  string authority = 1 [ (cosmos_proto.scalar) = "cosmos.AddressString" ];

  // params defines the x/auction parameters to update.
  //
  // NOTE: All parameters must be supplied.
  Params params = 2 [ (gogoproto.nullable) = false ];
}

// MsgUpdateParamsResponse defines the response structure for executing a
// MsgUpdateParams message.
message MsgUpdateParamsResponse {};

// ReleaseFunds defines the message to pay the winners of provider auctions
message MsgReleaseFunds {
  option (gogoproto.goproto_getters) = false;
  option (cosmos.msg.v1.signer) = "signer";

  // Auction id
  string auction_id = 1
      [ (gogoproto.moretags) = "json:\"auction_id\" yaml:\"auction_id\"" ];

  // Address of the signer
  string signer = 2
      [ (gogoproto.moretags) = "json:\"signer\" yaml:\"signer\"" ];
}

// MsgReleaseFundsResponse returns the state of the auction after releasing the funds
message MsgReleaseFundsResponse {
  option (gogoproto.goproto_getters) = false;

  // Auction details
  Auction auction = 1
      [ (gogoproto.moretags) = "json:\"auction\" yaml:\"auction\"" ];
}