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@ -132,9 +132,12 @@ uint8_t prices_finalopretdecode(CScript scriptPubKey,uint256 &bettxid,int64_t &p |
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} |
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// price opret basic validation and retrieval
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static bool CheckPricesOpret(const CTransaction & tx, vscript_t &opret) |
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static uint8_t CheckPricesOpret(const CTransaction & tx, vscript_t &opret) |
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{ |
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return tx.vout.size() > 0 && GetOpReturnData(tx.vout.back().scriptPubKey, opret) && opret.size() > 2 && opret.begin()[0] == EVAL_PRICES && IS_CHARINSTR(opret.begin()[1], "BACF"); |
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if (tx.vout.size() > 0 && GetOpReturnData(tx.vout.back().scriptPubKey, opret) && opret.size() > 2 && opret.begin()[0] == EVAL_PRICES && IS_CHARINSTR(opret.begin()[1], "BACF")) |
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return opret.begin()[1]; |
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else |
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return (uint8_t)0; |
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} |
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// validate bet tx helper
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@ -164,8 +167,10 @@ static bool ValidateBetTx(struct CCcontract_info *cp, Eval *eval, const CTransac |
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return eval->Invalid("cannot validate vout2 in bet tx with pk from opreturn"); |
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int64_t betamount = bettx.vout[2].nValue; |
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if( betamount != (positionsize * 199) / 200 ) |
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if (betamount != (positionsize * 199) / 200) { |
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return eval->Invalid("invalid position size in the opreturn"); |
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std::cerr << "ValidateBetTx() " << "invalid position size in the opreturn" << std::endl; |
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} |
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// validate if normal inputs are really signed by originator pubkey (someone not cheating with originator pubkey)
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CAmount ccOutputs = 0; |
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@ -173,11 +178,15 @@ static bool ValidateBetTx(struct CCcontract_info *cp, Eval *eval, const CTransac |
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if (vout.scriptPubKey.IsPayToCryptoCondition()) |
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ccOutputs += vout.nValue; |
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CAmount normalInputs = TotalPubkeyNormalInputs(bettx, pk); |
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if (normalInputs < ccOutputs) |
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return eval->Invalid("bettx normal input signed with not pubkey in opret"); |
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if (normalInputs < ccOutputs) { |
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// return eval->Invalid("bettx normal inputs not signed with pubkey in opret");
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std::cerr << "ValidateBetTx() " << "warning: bettx normal inputs signed with pubkey in opreturn =" << normalInputs << std::endl; |
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} |
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if (leverage > PRICES_MAXLEVERAGE || leverage < -PRICES_MAXLEVERAGE) |
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return eval->Invalid("invalid leverage"); |
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if (leverage > PRICES_MAXLEVERAGE || leverage < -PRICES_MAXLEVERAGE) { |
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// return eval->Invalid("invalid leverage");
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std::cerr << "ValidateBetTx() " << "invalid leverage" << std::endl; |
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} |
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return true; |
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} |
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@ -199,8 +208,11 @@ static bool ValidateAddFundingTx(struct CCcontract_info *cp, Eval *eval, const C |
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pricespk = GetUnspendable(cp, 0); |
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if (CheckPricesOpret(vintx, vintxOpret) && vintxOpret.begin()[1] == 'B' && vintx.GetHash() != bettxid) // if vintx is bettx
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return eval->Invalid("incorrect bettx id"); |
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if (CheckPricesOpret(vintx, vintxOpret) != 'B') // if vintx is bettx
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return eval->Invalid("incorrect bettx"); |
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if (vintx.GetHash() != bettxid) // if vintx is bettx
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return eval->Invalid("incorrect bet txid in opreturn"); |
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if (MakeCC1vout(cp->evalcode, addfundingtx.vout[0].nValue, pk) != addfundingtx.vout[0]) |
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return eval->Invalid("cannot validate vout0 in add funding tx with pk from opreturn"); |
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@ -239,8 +251,10 @@ static bool ValidateCostbasisTx(struct CCcontract_info *cp, Eval *eval, const CT |
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return eval->Invalid("incorrect bettx no vouts"); |
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// check costbasis rules:
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if (costbasistx.vout[0].nValue > bettx.vout[1].nValue / 10) |
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return eval->Invalid("costbasis myfee too big"); |
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if (costbasistx.vout[0].nValue > bettx.vout[1].nValue / 10) { |
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// return eval->Invalid("costbasis myfee too big");
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std::cerr << "ValidateBetTx() " << "costbasis myfee too big" << std::endl; |
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} |
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uint256 tokenid; |
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int64_t positionsize, firstprice; |
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@ -251,16 +265,20 @@ static bool ValidateCostbasisTx(struct CCcontract_info *cp, Eval *eval, const CT |
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if (prices_betopretdecode(bettx.vout.back().scriptPubKey, betpk, firstheight, positionsize, leverage, firstprice, vec, tokenid) != 'B') |
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return eval->Invalid("cannot decode opreturn for bet tx"); |
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if( firstheight + PRICES_DAYWINDOW + PRICES_SMOOTHWIDTH > chainActive.Height() ) |
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return eval->Invalid("cannot calculate costbasis yet"); |
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if (firstheight + PRICES_DAYWINDOW + PRICES_SMOOTHWIDTH > chainActive.Height()) { |
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// return eval->Invalid("cannot calculate costbasis yet");
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std::cerr << "ValidateBetTx() " << "cannot calculate costbasis yet" << std::endl; |
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} |
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int64_t costbasis = 0, profits, lastprice; |
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int32_t retcode = prices_syntheticprofits(costbasis, firstheight, firstheight + PRICES_DAYWINDOW, leverage, vec, positionsize, 0, profits, lastprice); |
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if (retcode < 0) |
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return eval->Invalid("cannot calculate costbasis yet"); |
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std::cerr << "ValidateCostbasisTx() costbasis=" << costbasis << " costbasisInOpret=" << costbasisInOpret << std::endl; |
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if( 0 && costbasis != costbasisInOpret ) |
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return eval->Invalid("incorrect costbasis value"); |
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if (costbasis != costbasisInOpret) { |
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// return eval->Invalid("incorrect costbasis value");
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std::cerr << "ValidateBetTx() " << "incorrect costbasis value" << std::endl; |
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} |
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return true; |
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} |
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@ -320,7 +338,7 @@ bool PricesValidate(struct CCcontract_info *cp,Eval* eval,const CTransaction &tx |
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if (strcmp(ASSETCHAINS_SYMBOL, "REKT0") == 0 && chainActive.Height() < 2965) |
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return true; |
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// check basic opret rules:
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if (!CheckPricesOpret(tx, vopret)) |
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if (CheckPricesOpret(tx, vopret) == 0) |
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return eval->Invalid("tx has no prices opreturn"); |
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uint8_t funcId = vopret.begin()[1]; |
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@ -334,7 +352,7 @@ bool PricesValidate(struct CCcontract_info *cp,Eval* eval,const CTransaction &tx |
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// check basic rules:
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// find first cc vin and load vintx (might be either bet or add funding tx):
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for (auto vin : tx.vin) |
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for (auto vin : tx.vin) { |
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if (cp->ismyvin(vin.scriptSig)) { |
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CTransaction vintx; |
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uint256 hashBlock; |
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@ -343,12 +361,12 @@ bool PricesValidate(struct CCcontract_info *cp,Eval* eval,const CTransaction &tx |
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if (!myGetTransaction(vin.prevout.hash, vintx, hashBlock)) |
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return eval->Invalid("cannot load vintx"); |
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if (!CheckPricesOpret(vintx, vintxOpret)) |
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if (CheckPricesOpret(vintx, vintxOpret) == 0) |
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return eval->Invalid("cannot find prices opret in vintx"); |
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if (vintxOpret.begin()[1] == 'B' && prevoutN == 3) { |
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return eval->Invalid("cannot spend bet marker"); |
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} |
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//if (vintxOpret.begin()[1] == 'B' && prevoutN == 3) {
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// return eval->Invalid("cannot spend bet marker");
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//}
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if (!foundFirst) { |
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prevoutN = vin.prevout.n; |
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@ -358,6 +376,7 @@ bool PricesValidate(struct CCcontract_info *cp,Eval* eval,const CTransaction &tx |
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} |
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ccVinCount++; |
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} |
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} |
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if (!foundFirst) |
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return eval->Invalid("prices cc vin not found"); |
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@ -550,7 +569,7 @@ int64_t prices_syntheticprice(std::vector<uint16_t> vec, int32_t height, int32_t |
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{ |
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std::cerr << "prices_syntheticprice" << " pricedata[0]=" << pricedata[0] << " pricedata[1]=" << pricedata[1] << " pricedata[2]=" << pricedata[2] << std::endl; |
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// push price to the prices stack
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if (!minmax) |
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/*if (!minmax)
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pricestack[depth] = pricedata[2]; // use smoothed value if we are over 24h
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else |
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{ |
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@ -559,8 +578,12 @@ int64_t prices_syntheticprice(std::vector<uint16_t> vec, int32_t height, int32_t |
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pricestack[depth] = (pricedata[1] > pricedata[2]) ? pricedata[1] : pricedata[2]; // MAX
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else |
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pricestack[depth] = (pricedata[1] < pricedata[2]) ? pricedata[1] : pricedata[2]; // MIN
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} |
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}*/ |
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pricestack[depth] = pricedata[2]; |
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} |
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else |
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errcode = -1; |
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if (pricestack[depth] == 0) |
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errcode = -1; |
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@ -682,7 +705,7 @@ int64_t prices_syntheticprice(std::vector<uint16_t> vec, int32_t height, int32_t |
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} |
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// calculates profit/loss for the bet
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int32_t prices_syntheticprofits(int64_t &costbasis, int32_t firstheight, int32_t height, int16_t leverage, std::vector<uint16_t> vec, int64_t positionsize, int64_t addedbets, int64_t &profits, int64_t &outprice) |
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int32_t prices_syntheticprofits(int64_t &costbasis, int32_t firstheight, int32_t height, int16_t leverage, std::vector<uint16_t> vec, int64_t positionsize, int64_t &profits, int64_t &outprice) |
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{ |
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int64_t price; |
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@ -794,30 +817,33 @@ int64_t prices_costbasis(CTransaction bettx, uint256 &txidCostbasis) |
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} |
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// calculates added bet total, returns the last baton txid
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int64_t prices_batontxid(uint256 &batontxid, CTransaction bettx, uint256 bettxid) |
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int64_t prices_enumaddedbets(uint256 &batontxid, std::vector<std::pair<int32_t, int64_t>> &addedBets, uint256 bettxid) |
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{ |
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int64_t addedbets = 0; |
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int64_t addedBetsTotal = 0; |
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int32_t vini; |
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int32_t height; |
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int32_t retcode; |
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batontxid = bettxid; // initially set to the source bet tx
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uint256 sourcetxid = bettxid; |
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addedBets.clear(); |
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// iterate through batons, adding up vout1 -> addedbets
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while ((retcode = CCgetspenttxid(batontxid, vini, height, sourcetxid, 0)) == 0) { |
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CTransaction txBaton; |
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uint256 hashBlock; |
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uint256 bettxid; |
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CBlockIndex blockIdx; |
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uint256 bettxidInOpret; |
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CPubKey pk; |
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bool isLoaded = false; |
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uint8_t funcId = 0; |
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int64_t amount; |
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EvalRef eval; |
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if ((isLoaded = myGetTransaction(batontxid, txBaton, hashBlock)) && |
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if ((isLoaded = eval->GetTxConfirmed(batontxid, txBaton, blockIdx)) && |
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txBaton.vout.size() > 0 && |
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(funcId = prices_addopretdecode(txBaton.vout.back().scriptPubKey, bettxid, pk, amount)) != 0) { |
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addedbets += amount; |
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(funcId = prices_addopretdecode(txBaton.vout.back().scriptPubKey, bettxidInOpret, pk, amount)) != 0) { |
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addedBetsTotal += amount; |
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addedBets.push_back(std::make_pair(blockIdx.GetHeight(), amount)); |
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std::cerr << "prices_batontxid() added amount=" << amount << std::endl; |
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} |
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else { |
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@ -827,7 +853,7 @@ int64_t prices_batontxid(uint256 &batontxid, CTransaction bettx, uint256 bettxid |
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sourcetxid = batontxid; |
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} |
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return(addedbets); |
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return(addedBetsTotal); |
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} |
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UniValue PricesBet(int64_t txfee, int64_t amount, int16_t leverage, std::vector<std::string> synthetic) |
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@ -894,7 +920,8 @@ UniValue PricesAddFunding(int64_t txfee, uint256 bettxid, int64_t amount) |
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//GetCCaddress(cp, myaddr, mypk);
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if (AddNormalinputs(mtx, mypk, amount + 2*txfee, 64) >= amount + 2*txfee) |
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{ |
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if (prices_batontxid(batontxid, bettx, bettxid) >= 0) |
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std::vector<std::pair<int32_t, int64_t>> addedBets; |
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if (prices_enumaddedbets(batontxid, addedBets, bettxid) >= 0) |
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{ |
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mtx.vin.push_back(CTxIn(batontxid, 0, CScript())); |
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mtx.vout.push_back(MakeCC1vout(cp->evalcode, txfee, mypk)); // baton for total funding
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@ -915,6 +942,7 @@ UniValue PricesAddFunding(int64_t txfee, uint256 bettxid, int64_t amount) |
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} |
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// set cost basis (open price) for the bet
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UniValue PricesSetcostbasis(int64_t txfee, uint256 bettxid) |
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{ |
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int32_t nextheight = komodo_nextheight(); |
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@ -925,7 +953,7 @@ UniValue PricesSetcostbasis(int64_t txfee, uint256 bettxid) |
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int32_t i, firstheight = 0, height, numvouts; int16_t leverage = 0; |
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std::vector<uint16_t> vec; |
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CPubKey pk, mypk, pricespk; std::string rawtx; |
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/*
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cp = CCinit(&C, EVAL_PRICES); |
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if (txfee == 0) |
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txfee = PRICES_TXFEE; |
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@ -942,7 +970,7 @@ UniValue PricesSetcostbasis(int64_t txfee, uint256 bettxid) |
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return(result); |
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} |
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addedbets = prices_batontxid(batontxid, bettx, bettxid); |
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addedbets = prices_enumaddedbets(batontxid, bettx, bettxid); |
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mtx.vin.push_back(CTxIn(bettxid, 1, CScript())); // spend vin1 with betamount
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//for (i = 0; i < PRICES_DAYWINDOW + 1; i++) // the last datum for 24h is the actual costbasis value
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//{
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@ -953,12 +981,12 @@ UniValue PricesSetcostbasis(int64_t txfee, uint256 bettxid) |
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return(result); |
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} |
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equity = positionsize + addedbets + profits; |
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/*if (equity < 0)
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{ // we are in loss
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result.push_back(Pair("rekt", (int64_t)1)); |
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result.push_back(Pair("rektheight", (int64_t)firstheight + i)); |
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break; |
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}*/ |
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//if (equity < 0)
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//{ // we are in loss
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// result.push_back(Pair("rekt", (int64_t)1));
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// result.push_back(Pair("rektheight", (int64_t)firstheight + i));
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// break;
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//}
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//}
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//if (i == PRICES_DAYWINDOW + 1)
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// result.push_back(Pair("rekt", 0));
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@ -972,7 +1000,7 @@ UniValue PricesSetcostbasis(int64_t txfee, uint256 bettxid) |
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mtx.vout.push_back(CTxOut(myfee, CScript() << ParseHex(HexStr(mypk)) << OP_CHECKSIG)); |
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mtx.vout.push_back(MakeCC1vout(cp->evalcode, bettx.vout[1].nValue - myfee, pricespk)); |
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rawtx = FinalizeCCTx(0, cp, mtx, mypk, txfee, prices_costbasisopret(bettxid, mypk, firstheight + PRICES_DAYWINDOW /*- 1*/, costbasis)); |
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rawtx = FinalizeCCTx(0, cp, mtx, mypk, txfee, prices_costbasisopret(bettxid, mypk, firstheight + PRICES_DAYWINDOW , costbasis)); // -1
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return(prices_rawtxresult(result, rawtx, 0)); |
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} |
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result.push_back(Pair("result", "error")); |
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@ -981,7 +1009,7 @@ UniValue PricesSetcostbasis(int64_t txfee, uint256 bettxid) |
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} |
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} |
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result.push_back(Pair("result", "error")); |
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result.push_back(Pair("error", "cant find bettxid")); |
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result.push_back(Pair("error", "cant find bettxid")); */ |
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return(result); |
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} |
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@ -1009,6 +1037,8 @@ UniValue PricesRekt(int64_t txfee, uint256 bettxid, int32_t rektheight) |
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if (prices_betopretdecode(bettx.vout[numvouts - 1].scriptPubKey, pk, firstheight, positionsize, leverage, firstprice, vec, tokenid) == 'B') |
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{ |
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uint256 costbasistxid; |
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std::vector<std::pair<int32_t, int64_t>> addedBets; |
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costbasis = prices_costbasis(bettx, costbasistxid); |
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if (costbasis == 0) { |
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result.push_back(Pair("result", "error")); |
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@ -1016,7 +1046,7 @@ UniValue PricesRekt(int64_t txfee, uint256 bettxid, int32_t rektheight) |
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return(result); |
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} |
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addedbets = prices_batontxid(batontxid, bettx, bettxid); |
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addedbets = prices_enumaddedbets(batontxid, addedBets, bettxid); |
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int32_t retcode = prices_syntheticprofits(costbasis, firstheight, rektheight, leverage, vec, positionsize, addedbets, profits, lastprice); |
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if (retcode < 0) { |
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result.push_back(Pair("result", "error")); |
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@ -1083,6 +1113,7 @@ UniValue PricesCashout(int64_t txfee, uint256 bettxid) |
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if (prices_betopretdecode(bettx.vout[numvouts - 1].scriptPubKey, pk, firstheight, positionsize, leverage, firstprice, vec, tokenid) == 'B') |
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{ |
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uint256 costbasistxid; |
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std::vector<std::pair<int32_t, int64_t>> addedBets; |
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costbasis = prices_costbasis(bettx, costbasistxid); |
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if (costbasis == 0) { |
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@ -1091,7 +1122,7 @@ UniValue PricesCashout(int64_t txfee, uint256 bettxid) |
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return(result); |
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} |
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addedbets = prices_batontxid(batontxid, bettx, bettxid); |
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addedbets = prices_enumaddedbets(batontxid, addedBets, bettxid); |
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int32_t retcode = prices_syntheticprofits(costbasis, firstheight, nextheight - 1, leverage, vec, positionsize, addedbets, profits, lastprice); |
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if (retcode < 0) { |
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result.push_back(Pair("result", "error")); |
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@ -1126,12 +1157,24 @@ UniValue PricesCashout(int64_t txfee, uint256 bettxid) |
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return(result); |
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} |
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int32_t prices_scanchain(const CTransaction &tx, int64_t &costbasis, int64_t lastprice) { |
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vscript_t opret; |
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uint8_t funcId; |
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if (tx.vout.size() < 1 || (funcId = CheckPricesOpret(tx, opret)) == 0) { |
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std::cerr << "prices_scanchain() " << "incorrect tx, must be \'B\' or \'A\'" << std::endl; |
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return -1; |
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} |
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return 0; |
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} |
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UniValue PricesInfo(uint256 bettxid, int32_t refheight) |
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{ |
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UniValue result(UniValue::VOBJ); |
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CTransaction bettx; |
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uint256 hashBlock, batontxid, tokenid; |
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int64_t myfee, ignore = 0, positionsize = 0, addedbets = 0, firstprice = 0, lastprice, profits = 0, costbasis = 0, equity; |
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int64_t myfee, ignore = 0, positionsize = 0, addedbets = 0, firstprice = 0, lastprice = 0, costbasis = 0, equity; |
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int32_t i, firstheight = 0, height, numvouts; |
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int16_t leverage = 0; |
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std::vector<uint16_t> vec; |
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@ -1155,59 +1198,57 @@ UniValue PricesInfo(uint256 bettxid, int32_t refheight) |
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if (refheight == 0) |
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refheight = komodo_nextheight()-1; |
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costbasis = prices_costbasis(bettx, costbasistxid); |
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addedbets = prices_batontxid(batontxid, bettx, bettxid); |
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//costbasis = prices_costbasis(bettx, costbasistxid);
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std::vector<std::pair<int32_t, int64_t>> addedbets; |
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prices_enumaddedbets(batontxid, addedbets, bettxid); |
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if (costbasis != 0) { // costbasis fixed
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int32_t retcode = prices_syntheticprofits(costbasis, firstheight, refheight, leverage, vec, positionsize, addedbets, profits, lastprice); |
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bool isRekt = false; |
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int64_t totalprofits = 0, totaladdedbets = 0; |
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for (int32_t h = firstheight; ; h++) // the last datum for 24h is the costbasis value
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{ |
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int64_t profits, lastprice; |
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int32_t retcode = prices_syntheticprofits(costbasis, firstheight, h, leverage, vec, positionsize, profits, lastprice); |
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if (retcode < 0) { |
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result.push_back(Pair("result", "error")); |
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result.push_back(Pair("error", "cannot get price")); |
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return(result); |
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} |
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equity = positionsize + addedbets + profits; |
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if (equity < 0) |
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{ |
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result.push_back(Pair("rekt", 1)); |
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result.push_back(Pair("rektfee", (positionsize + addedbets) / 500)); |
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result.push_back(Pair("rektheight", (int64_t)refheight)); |
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std::cerr << "PricesInfo() prices_syntheticprofits returned -1, stopping" << std::endl; |
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break; |
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} |
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else |
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result.push_back(Pair("rekt", 0)); |
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} |
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else { |
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bool isRekt = false; |
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for (i = 0; i < PRICES_DAYWINDOW + 1 && firstheight + i <= refheight; i++) // the last datum for 24h is the costbasis value
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{ |
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int32_t retcode = prices_syntheticprofits(costbasis, firstheight, firstheight + i, leverage, vec, positionsize, addedbets, profits, lastprice); |
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totalprofits = profits; |
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for (int i = 0; i < addedbets.size(); i++) { |
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// get profits for added bets:
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int64_t costbasis = 0; // costbasis for added bet
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int32_t retcode = prices_syntheticprofits(costbasis, addedbets[i].first, h, leverage, vec, addedbets[i].second, profits, lastprice); |
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if (retcode < 0) { |
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result.push_back(Pair("result", "error")); |
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result.push_back(Pair("error", "cannot get price")); |
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return(result); |
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} |
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equity = positionsize + addedbets + profits; |
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if (equity < 0) |
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{ // we are in loss
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result.push_back(Pair("rekt", (int64_t)1)); |
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result.push_back(Pair("rektfee", (positionsize + addedbets) / 500)); |
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result.push_back(Pair("rektheight", (int64_t)firstheight + i)); |
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isRekt = true; |
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std::cerr << "PricesInfo() error: prices_syntheticprofits returned -1 for addedbet" << std::endl; |
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break; |
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} |
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totalprofits += profits; |
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totaladdedbets += addedbets[i].second; |
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} |
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if (!isRekt /*i == PRICES_DAYWINDOW + 1*/) |
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result.push_back(Pair("rekt", 0)); |
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} |
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equity = positionsize + totaladdedbets + totalprofits; |
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if (equity < 0) |
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{ // we are in loss
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result.push_back(Pair("rekt", (int64_t)1)); |
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result.push_back(Pair("rektfee", (positionsize + totaladdedbets) / 500)); |
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result.push_back(Pair("rektheight", (int64_t)h)); |
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isRekt = true; |
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break; |
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} |
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} |
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if (!isRekt) |
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result.push_back(Pair("rekt", 0)); |
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result.push_back(Pair("batontxid", batontxid.GetHex())); |
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if(!costbasistxid.IsNull()) |
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result.push_back(Pair("costbasistxid", costbasistxid.GetHex())); |
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prices_betjson(result, profits, costbasis, positionsize, addedbets, leverage, firstheight, firstprice, lastprice, equity); |
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prices_betjson(result, totalprofits, costbasis, positionsize, totaladdedbets, leverage, firstheight, firstprice, lastprice, equity); |
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result.push_back(Pair("height", (int64_t)refheight)); |
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#ifdef TESTMODE |
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result.push_back(Pair("test_daywindow", PRICES_DAYWINDOW)); |
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#endif |
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//#ifdef TESTMODE
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|
// result.push_back(Pair("test_daywindow", PRICES_DAYWINDOW));
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//#endif
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|
return(result); |
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} |
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} |
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