syntax = "proto3";
package evm_messages;

import "../evm/block_message.proto";
import "../evm/dex_block_message.proto";
import "../evm/token_block_message.proto";

message PredictionMarketBlockMessage {
  Chain Chain = 1;
  BlockHeader Header = 2;
  optional BlockHeader L1Header = 3;

  repeated PredictionTradeEvent TradeEvents = 4;
  repeated PredictionManagementEvent ManagementEvents = 5;
  repeated PredictionSettlementEvent SettlementEvents = 6;
}

message PredictionMarketplaceInfo {
  bytes SmartContract = 1;      // marketplace contract address, UMA Adapter for polymarket: 0x65070BE91477460D8A7AeEb94ef92fe056C2f2A7

  string ProtocolName = 2;      // "Polymarket", "predict.fun"
  string ProtocolFamily = 3;    // "Gnosis_CTF"
  string ProtocolVersion = 4;

  bool Delegated = 5;
  bytes DelegatedTo = 6;
}

// https://gamma-api.polymarket.com/events?order=id&ascending=false&closed=false&limit=10&offset=0
// 1 EVENT owns multiple questions, QUESTION owns usually 1 condition and connected to 1 MARKET
// 1 CONDITION owns usually multiple OUTCOME TOKENS (for now is 2)

// Created / Resolved
message PredictionManagementEvent {
  TransactionHeader TransactionHeader = 1;
  Signature TransactionSignature = 2;

  PredictionEvent Event = 3;
  PredictionInfo Prediction = 4;
  string Description = 5;
}

message PredictionSettlementEvent {

  TransactionHeader TransactionHeader = 1;
  Signature TransactionSignature = 2;
  PredictionEvent Event = 3;
  PredictionInfo Prediction = 4;

  repeated int32 IndexSets = 5; // indexes of Outcome tokens for split/merge in ConditionInfo, e.g. [0] for "Yes", [1] for "No", [0, 1] for split into both "Yes" and "No"

  bytes Holder = 6;
  OutcomeSettlement Amounts = 7; // for split: amount of received outcome tokens and paid collateral, for merge: amount of paid outcome tokens and received collateral, for redemption: amount of paid outcome tokens and received collateral
}

message OutcomeSettlement {
  bytes Amount = 1;
  bytes CollateralAmount = 2;
}


message PredictionTradeEvent {
  TransactionHeader TransactionHeader = 1;
  Signature TransactionSignature = 2;

  PredictionEvent Event = 3;
  PredictionInfo Prediction = 4;

  OutcomeTrade OutcomeTrade = 5;
}

message OutcomeTrade {
  bytes Seller = 1; // maker in Polymarket
  bytes Buyer = 2; // taker in Polymarket

  bytes Amount = 3; // amount of Option tokens
  bytes CollateralAmount = 4; // amount of paid collaterals ( USDC )

  bool IsOutcomeBuy = 5; // true if Buyer takes Outcome token for Colleteral

  TradeFee Fee = 6;
  bytes OrderId = 7;
}

message PredictionInfo {
  PredictionMarketplaceInfo Marketplace = 1;
  QuestionInfo Question = 2;
  ConditionInfo Condition = 3;
  optional OutcomeInfo Outcome = 4;

  optional TokenInfo OutcomeToken = 5; // traded outcome token for TRADE event || outcome token for RESOLVED event (empty if no winner)
  optional TokenInfo CollateralToken = 6; // USDC
}

message PredictionEvent {
  bytes  SmartContract = 1;
  uint64 CallIndex = 2;
  uint64 LogIndex = 3;
  string Type = 4;
}

message QuestionInfo {
  bytes Id = 1;    // question id, "0x78784dce991b76362f0409fc26e2a16aa0e520da3d47d4389bc55580850ff4d6" for polymarket
  string MarketId = 2;  // https://gamma-api.polymarket.com/markets/{market_id} to get all the data

  string Title = 3;
  uint64 CreatedAt = 4;


  string ResolutionSource = 5; // "https://data.chain.link/streams/eth-usd",
  string Image = 6; // https://polymarket-upload.s3.us-east-2.amazonaws.com/ETH+fullsize.jpg

}

message ConditionInfo {
  bytes Id = 1;           // condition id, "0x03a8a2d4ca694f0cfe9b700ed745a41694dfcfa40110ef68d08bf0d077f98acb" for polymarket
  bytes QuestionId = 2;
  repeated OutcomeInfo Outcomes = 3;

  bytes Oracle = 4;
}

message OutcomeInfo {
  optional bytes Id = 1;  // ERC1155 token ID for outcome token or other id: 30047082238364305580334875801842609424049121375805509630177240923852213311546
  uint32 Index = 2;       // index in ConditionInfo (0, 1...)
  string Label = 3;       // for outcome: Yes, No, etc
}