public static BigInteger balanceOf(byte[] account)
{
BigInteger balance = (BigInteger)0;
if (NeoTrace.VERBOSE)
{
NeoTrace.Trace("balanceOf():entered");
}
NPCNEP5LedgerEntry accountLedgerEntry = NPCNEP5LedgerEntry.Get(account);
if (NeoTrace.VERBOSE)
{
NPCNEP5LedgerEntry.Log("balanceOf().ledgerEntry", accountLedgerEntry);
}
if (!NPCNEP5LedgerEntry.IsMissing(accountLedgerEntry))
{
if (NeoTrace.VERBOSE)
{
NeoTrace.Trace("accountLedgerEntry is not Missing");
}
balance = NPCNEP5LedgerEntry.GetBalance(accountLedgerEntry);
}
return(balance);
}
// Factory methods // Template: NPCLevel1Part2_cs.txt
private static NPCNEP5LedgerEntry _Initialize(NPCNEP5LedgerEntry e)
{
e._lastTxTimestamp = 0; e._debitCreditAmount = 0; e._balance = 0;
e._state = NeoEntityModel.EntityState.NULL;
if (NeoTrace.RUNTIME)
{
LogExt("_Initialize(e).NPCNEP5LedgerEntry", e);
}
return(e);
}
public static NPCNEP5LedgerEntry New()
{
NPCNEP5LedgerEntry e = new NPCNEP5LedgerEntry();
_Initialize(e);
if (NeoTrace.RUNTIME)
{
LogExt("New().NPCNEP5LedgerEntry", e);
}
return(e);
}
public static NPCNEP5LedgerEntry UpdateLedger(NPCNEP5Base tokenBase, NPCNEP5FundingRound[] fundingRounds)
{
NPCNEP5LedgerEntry e = new NPCNEP5LedgerEntry();
if (NeoTrace.RUNTIME)
{
LogExt("UpdateLedger().NPCNEP5LedgerEntry", e);
}
return(e);
}
public static NPCNEP5LedgerEntry New(BigInteger LastTxTimestamp, BigInteger DebitCreditAmount, BigInteger Balance)
{
NPCNEP5LedgerEntry e = new NPCNEP5LedgerEntry();
e._lastTxTimestamp = LastTxTimestamp; e._debitCreditAmount = DebitCreditAmount; e._balance = Balance;
e._state = NeoEntityModel.EntityState.INIT;
if (NeoTrace.RUNTIME)
{
LogExt("New(.,.).NPCNEP5LedgerEntry", e);
}
return(e);
}
public static NPCNEP5LedgerEntry Missing()
{
NPCNEP5LedgerEntry e = new NPCNEP5LedgerEntry();
e._lastTxTimestamp = 0; e._debitCreditAmount = 0; e._balance = 0;
e._state = NeoEntityModel.EntityState.MISSING;
if (NeoTrace.RUNTIME)
{
LogExt("Missing().NPCNEP5LedgerEntry", e);
}
return(e);
}
public static NPCNEP5LedgerEntry Get(string key)
{
if (key.Length == 0)
{
return(Null());
}
Neo.SmartContract.Framework.Services.Neo.StorageContext ctx = Neo.SmartContract.Framework.Services.Neo.Storage.CurrentContext;
string _skeyTag = key + _classKeyTag;
NPCNEP5LedgerEntry e;
byte[] bsta = Neo.SmartContract.Framework.Services.Neo.Storage.Get(ctx, _skeyTag + _sSTA);
if (NeoTrace.RUNTIME)
{
TraceRuntime("Get(skey).NPCNEP5LedgerEntry.bsta", bsta.Length, bsta);
}
if (bsta.Length == 0)
{
e = NPCNEP5LedgerEntry.Missing();
}
else // not MISSING
{
int ista = (int)bsta.AsBigInteger();
NeoEntityModel.EntityState sta = (NeoEntityModel.EntityState)ista;
e = new NPCNEP5LedgerEntry();
BigInteger LastTxTimestamp = Neo.SmartContract.Framework.Services.Neo.Storage.Get(ctx, _skeyTag + _sLastTxTimestamp).AsBigInteger(); //NPCLevel2IGet_cs.txt
BigInteger DebitCreditAmount = Neo.SmartContract.Framework.Services.Neo.Storage.Get(ctx, _skeyTag + _sDebitCreditAmount).AsBigInteger(); //NPCLevel2IGet_cs.txt
BigInteger Balance = Neo.SmartContract.Framework.Services.Neo.Storage.Get(ctx, _skeyTag + _sBalance).AsBigInteger(); //NPCLevel2IGet_cs.txt
if (NeoTrace.RUNTIME)
{
TraceRuntime("Get(skey).e._lastTxTimestamp, e._debitCreditAmount, e._balance", e._lastTxTimestamp, e._debitCreditAmount, e._balance); // Template: NPCLevel2Part2_cs.txt
}
e._lastTxTimestamp = LastTxTimestamp; e._debitCreditAmount = DebitCreditAmount; e._balance = Balance;
e._state = sta;
e._state = NeoEntityModel.EntityState.GETTED; /* OVERRIDE */
}
if (NeoTrace.RUNTIME)
{
LogExt("Get(skey).NPCNEP5LedgerEntry", e);
}
return(e);
}
public static NPCNEP5LedgerEntry Get(byte[] key)
{
if (key.Length == 0)
{
return(Null());
}
Neo.SmartContract.Framework.Services.Neo.StorageContext ctx = Neo.SmartContract.Framework.Services.Neo.Storage.CurrentContext;
byte[] _bkeyTag = Helper.Concat(key, _bclassKeyTag);
NPCNEP5LedgerEntry e;
byte[] bsta = Neo.SmartContract.Framework.Services.Neo.Storage.Get(ctx, Helper.Concat(_bkeyTag, _bSTA));
if (NeoTrace.RUNTIME)
{
TraceRuntime("Get(bkey).bsta", bsta.Length, bsta);
}
if (bsta.Length == 0)
{
e = NPCNEP5LedgerEntry.Missing();
}
else // not MISSING
{
int ista = (int)bsta.AsBigInteger();
NeoEntityModel.EntityState sta = (NeoEntityModel.EntityState)ista;
e = new NPCNEP5LedgerEntry();
BigInteger LastTxTimestamp = Neo.SmartContract.Framework.Services.Neo.Storage.Get(ctx, Helper.Concat(_bkeyTag, _bLastTxTimestamp)).AsBigInteger(); //NPCLevel2GGet_cs.txt
BigInteger DebitCreditAmount = Neo.SmartContract.Framework.Services.Neo.Storage.Get(ctx, Helper.Concat(_bkeyTag, _bDebitCreditAmount)).AsBigInteger(); //NPCLevel2GGet_cs.txt
BigInteger Balance = Neo.SmartContract.Framework.Services.Neo.Storage.Get(ctx, Helper.Concat(_bkeyTag, _bBalance)).AsBigInteger(); //NPCLevel2GGet_cs.txt
e._lastTxTimestamp = LastTxTimestamp; e._debitCreditAmount = DebitCreditAmount; e._balance = Balance; // Template: NPCLevel2HGet_cs.txt
e._state = sta;
e._state = NeoEntityModel.EntityState.GETTED; /* OVERRIDE */
}
if (NeoTrace.RUNTIME)
{
LogExt("Get(bkey).NPCNEP5LedgerEntry", e);
}
return(e);
}
public static bool Put(NPCNEP5LedgerEntry e, byte[] key)
{
if (key.Length == 0)
{
return(false);
}
Neo.SmartContract.Framework.Services.Neo.StorageContext ctx = Neo.SmartContract.Framework.Services.Neo.Storage.CurrentContext;
byte[] _bkeyTag = Helper.Concat(key, _bclassKeyTag);
e._state = NeoEntityModel.EntityState.PUTTED;
Neo.SmartContract.Framework.Services.Neo.Storage.Put(ctx, Helper.Concat(_bkeyTag, _bSTA), e._state.AsBigInteger());
Neo.SmartContract.Framework.Services.Neo.Storage.Put(ctx, Helper.Concat(_bkeyTag, _bLastTxTimestamp), e._lastTxTimestamp); // Template: NPCLevel2CPut_cs.txt
Neo.SmartContract.Framework.Services.Neo.Storage.Put(ctx, Helper.Concat(_bkeyTag, _bDebitCreditAmount), e._debitCreditAmount); // Template: NPCLevel2CPut_cs.txt
Neo.SmartContract.Framework.Services.Neo.Storage.Put(ctx, Helper.Concat(_bkeyTag, _bBalance), e._balance); // Template: NPCLevel2CPut_cs.txt
if (NeoTrace.RUNTIME)
{
LogExt("Put(bkey).NPCNEP5LedgerEntry", e); // Template: NPCLevel2DPut_cs.txt
}
return(true);
}
public static bool deploy(NPCNEP5Base tokenbase)
{
bool result = false;
if (NeoTrace.VERBOSE)
{
NeoTrace.Trace("deploy():entered");
}
NPCEnvironment env = NPCEnvironment.New();
NPCEnvironment.Initialize(env);
NPCNEP5LedgerEntry ownerLedgerEntry = NPCNEP5LedgerEntry.Get(OwnerAccountScriptHash);
if (NeoTrace.VERBOSE)
{
NPCNEP5LedgerEntry.Log("deploy().ownerLedgerEntry", ownerLedgerEntry);
}
if (NPCNEP5LedgerEntry.IsMissing(ownerLedgerEntry))
{
if (NeoTrace.VERBOSE)
{
NeoTrace.Trace("ownerLedgerEntry is Missing");
}
NPCNEP5LedgerEntry.Set(ownerLedgerEntry,
NPCEnvironment.GetBlockTimestamp(env), 0, NPCNEP5Base.GetTotalSupply(tokenbase));
NPCNEP5LedgerEntry.Put(ownerLedgerEntry, OwnerAccountScriptHash);
if (NeoTrace.VERBOSE)
{
NPCNEP5LedgerEntry.Log("deploy().ownerLedgerEntry", ownerLedgerEntry);
}
result = true;
}
return(result);
}
public static bool Put(NPCNEP5LedgerEntry e, string key)
{
if (key.Length == 0)
{
return(false);
}
if (NeoTrace.RUNTIME)
{
LogExt("Put(skey).NPCNEP5LedgerEntry", e);
}
Neo.SmartContract.Framework.Services.Neo.StorageContext ctx = Neo.SmartContract.Framework.Services.Neo.Storage.CurrentContext;
string _skeyTag = key + _classKeyTag;
if (NeoTrace.RUNTIME)
{
TraceRuntime("Put(skey)._skeyTag", _skeyTag);
}
e._state = NeoEntityModel.EntityState.PUTTED;
BigInteger bis = e._state.AsBigInteger();
if (NeoTrace.RUNTIME)
{
TraceRuntime("Put(skey).bis", bis);
}
Neo.SmartContract.Framework.Services.Neo.Storage.Put(ctx, _skeyTag + _sSTA, bis);
Neo.SmartContract.Framework.Services.Neo.Storage.Put(ctx, _skeyTag + _sLastTxTimestamp, e._lastTxTimestamp); // Template: NPCLevel2EPut_cs.txt
Neo.SmartContract.Framework.Services.Neo.Storage.Put(ctx, _skeyTag + _sDebitCreditAmount, e._debitCreditAmount); // Template: NPCLevel2EPut_cs.txt
Neo.SmartContract.Framework.Services.Neo.Storage.Put(ctx, _skeyTag + _sBalance, e._balance); // Template: NPCLevel2EPut_cs.txt
if (NeoTrace.RUNTIME)
{
LogExt("Put(skey).NPCNEP5LedgerEntry", e); // Template: NPCLevel2FGet_cs.txt
}
return(true);
}
// EntityState wrapper methods
public static bool IsNull(NPCNEP5LedgerEntry e)
{
return(e._state == NeoEntityModel.EntityState.NULL);
}
public static void Set(NPCNEP5LedgerEntry e, BigInteger LastTxTimestamp, BigInteger DebitCreditAmount, BigInteger Balance) // Template: NPCLevel1Set_cs.txt
{
e._lastTxTimestamp = LastTxTimestamp; e._debitCreditAmount = DebitCreditAmount; e._balance = Balance; e._state = NeoEntityModel.EntityState.SET;
}
// Persistable methods
public static bool IsMissing(NPCNEP5LedgerEntry e)
{
return(e._state == NeoEntityModel.EntityState.MISSING);
}
public static void LogExt(string label, NPCNEP5LedgerEntry e)
{
TraceRuntime(label, e._lastTxTimestamp, e._debitCreditAmount, e._balance, e._state);
}
public static BigInteger GetLastTxTimestamp(NPCNEP5LedgerEntry e)
{
return(e._lastTxTimestamp);
}
// Accessors
public static void SetLastTxTimestamp(NPCNEP5LedgerEntry e, BigInteger value) // Template: NPCLevel1SetXGetX_cs.txt
{
e._lastTxTimestamp = value; e._state = NeoEntityModel.EntityState.SET;
}
public static void SetDebitCreditAmount(NPCNEP5LedgerEntry e, BigInteger value) // Template: NPCLevel1SetXGetX_cs.txt
{
e._debitCreditAmount = value; e._state = NeoEntityModel.EntityState.SET;
}
public static BigInteger GetDebitCreditAmount(NPCNEP5LedgerEntry e)
{
return(e._debitCreditAmount);
}
public static void SetBalance(NPCNEP5LedgerEntry e, BigInteger value) // Template: NPCLevel1SetXGetX_cs.txt
{
e._balance = value; e._state = NeoEntityModel.EntityState.SET;
}
public static BigInteger GetBalance(NPCNEP5LedgerEntry e)
{
return(e._balance);
}
public static bool transfer(byte[] from, byte[] to, BigInteger amount)
{
bool result = false;
if (NeoTrace.VERBOSE)
{
NeoTrace.Trace("transfer():entered", from, to, amount);
}
// https://github.com/neo-project/examples-csharp/blob/master/ICO_Template/ICO_Template.cs#L146
if (amount > 0)
{
if (NeoTrace.VERBOSE)
{
NeoTrace.Trace("transfer():amount > 0");
}
//if (Neo.SmartContract.Framework.Services.Neo.Runtime.CheckWitness(from))
{
if (from == to)
{
if (NeoTrace.VERBOSE)
{
NeoTrace.Trace("transfer():from == to");
}
result = true;
}
else
{
if (NeoTrace.VERBOSE)
{
NeoTrace.Trace("transfer():from != to");
}
NPCNEP5LedgerEntry fromLedgerEntry = NPCNEP5LedgerEntry.Get(from);
if (NeoTrace.VERBOSE)
{
NPCNEP5LedgerEntry.Log("transfer().fromLedgerEntry", fromLedgerEntry);
}
BigInteger fromBalance = NPCNEP5LedgerEntry.GetBalance(fromLedgerEntry);
if (fromBalance >= amount)
{
if (NeoTrace.VERBOSE)
{
NeoTrace.Trace("transfer():fromBalance >= amount");
}
//NPCEnvironment env = NPCEnvironment.New();
//NPCEnvironment.Initialize(env);
//BigInteger timestamp = NPCEnvironment.GetBlockTimestamp(env);
//uint h = Blockchain.GetHeight();
//Header header = Blockchain.GetHeader(h);
//BigInteger timestamp = header.Timestamp;
//Block block = Blockchain.GetBlock(h); // NEO Debugger: not implemented
//BigInteger timestamp = block.Timestamp;
BigInteger timestamp = 0;
NPCNEP5LedgerEntry.Set(fromLedgerEntry, timestamp, 0 - amount, fromBalance - amount);
NPCNEP5LedgerEntry.Put(fromLedgerEntry, from);
if (NeoTrace.VERBOSE)
{
NPCNEP5LedgerEntry.Log("transfer().fromLedgerEntry", fromLedgerEntry);
}
NPCNEP5LedgerEntry toLedgerEntry = NPCNEP5LedgerEntry.Get(to);
if (NeoTrace.VERBOSE)
{
NPCNEP5LedgerEntry.Log("transfer().toLedgerEntry", toLedgerEntry);
}
BigInteger toBalance = NPCNEP5LedgerEntry.GetBalance(toLedgerEntry);
NPCNEP5LedgerEntry.Set(toLedgerEntry, timestamp, 0 + amount, toBalance + amount);
NPCNEP5LedgerEntry.Put(toLedgerEntry, to);
if (NeoTrace.VERBOSE)
{
NPCNEP5LedgerEntry.Log("transfer().toLedgerEntry", toLedgerEntry);
}
Transfer(from, to, amount);
result = true;
}
}
}
}
return(result);
}
