syntax = "proto3";

package cerc.auction.v1;

option go_package = "git.vdb.to/cerc-io/laconic2d/x/auction";

import "gogoproto/gogo.proto";
import "google/protobuf/duration.proto";
import "google/protobuf/timestamp.proto";
import "cosmos/base/v1beta1/coin.proto";

// Params defines the auction module parameters
message Params {
  // Write custom stringer method
  option (gogoproto.goproto_stringer) = false;

  // Duration of the commits phase in seconds
  google.protobuf.Duration commits_duration = 1 [
    (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 = 2 [
    (gogoproto.nullable)    = false,
    (gogoproto.stdduration) = true,
    (gogoproto.moretags)    = "json:\"reveals_duration\" yaml:\"reveals_duration\""
  ];

  // Commit fees
  cosmos.base.v1beta1.Coin commit_fee = 3 [
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"commit_fee\" yaml:\"commit_fee\""
  ];

  // Reveal fees
  cosmos.base.v1beta1.Coin reveal_fee = 4 [
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"reveal_fee\" yaml:\"reveal_fee\""
  ];

  // Minimum acceptable bid amount
  cosmos.base.v1beta1.Coin minimum_bid = 5 [
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"minimum_bid\" yaml:\"minimum_bid\""
  ];
}

// Auction represents a sealed-bid on-chain auction
message Auction {
  option (gogoproto.goproto_getters) = false;

  string id     = 1;
  string status = 2;

  // Address of the creator of the auction
  string owner_address = 3;

  // Timestamp at which the auction was created
  google.protobuf.Timestamp create_time = 4 [
    (gogoproto.stdtime)  = true,
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"create_time\" yaml:\"create_time\""
  ];

  // Timestamp at which the commits phase concluded
  google.protobuf.Timestamp commits_end_time = 5 [
    (gogoproto.stdtime)  = true,
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"commits_end_time\" yaml:\"commits_end_time\""
  ];

  // Timestamp at which the reveals phase concluded
  google.protobuf.Timestamp reveals_end_time = 6 [
    (gogoproto.stdtime)  = true,
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"reveals_end_time\" yaml:\"reveals_end_time\""
  ];

  // Commit and reveal fees must both be paid when committing a bid
  // Reveal fee is returned only if the bid is revealed
  cosmos.base.v1beta1.Coin commit_fee = 7 [
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"commit_fee\" yaml:\"commit_fee\""
  ];
  cosmos.base.v1beta1.Coin reveal_fee = 8 [
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"reveal_fee\" yaml:\"reveal_fee\""
  ];

  // Minimum acceptable bid amount for a valid commit
  cosmos.base.v1beta1.Coin minimum_bid = 9 [
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"minimum_bid\" yaml:\"minimum_bid\""
  ];

  // Address of the winner
  string winner_address = 10;

  // Winning bid, i.e., the highest bid
  cosmos.base.v1beta1.Coin winning_bid = 11 [
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"winning_bid\" yaml:\"winning_bid\""
  ];

  // Amount the winner pays, i.e. the second highest auction
  cosmos.base.v1beta1.Coin winning_price = 12 [
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"winning_price\" yaml:\"winning_price\""
  ];
}

message Auctions {
  option (gogoproto.goproto_getters) = false;

  repeated Auction auctions = 1 [(gogoproto.nullable) = false];
}

// Bid represents a sealed bid (commit) made during the auction
message Bid {
  option (gogoproto.goproto_getters) = false;

  string                    auction_id     = 1;
  string                    bidder_address = 2;
  string                    status         = 3;
  string                    commit_hash    = 4;

  google.protobuf.Timestamp commit_time    = 5 [
    (gogoproto.stdtime)  = true,
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"commit_time\" yaml:\"commit_time\""
  ];

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

  google.protobuf.Timestamp reveal_time = 7 [
    (gogoproto.stdtime)  = true,
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"reveal_time\" yaml:\"reveal_time\""
  ];

  cosmos.base.v1beta1.Coin reveal_fee = 8 [
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"reveal_fee\" yaml:\"reveal_fee\""
  ];

  cosmos.base.v1beta1.Coin bid_amount = 9 [
    (gogoproto.nullable) = false,
    (gogoproto.moretags) = "json:\"bid_amount\" yaml:\"bid_amount\""
  ];
}