/// <summary>
/// initialise the smart contract for use
/// </summary>
/// <returns></returns>
public static bool InitSmartContract()
{
if (Helpers.ContractInitialised())
{
// contract can only be initialised once
Runtime.Log("InitSmartContract() contract already initialised");
return(false);
}
uint ContractInitTime = Helpers.GetBlockTimestamp();
Storage.Put(Storage.CurrentContext, StorageKeys.ContractInitTime(), ContractInitTime);
// assign pre-allocated tokens to the project
object[] immediateAllocation = ICOTemplate.ImmediateProjectGrowthAllocation();
object[] vestedAllocation = ICOTemplate.VestedProjectGrowthAllocation();
BigInteger immediateProjectAllocationValue = ((ICOTemplate.TokenMaxSupply * (BigInteger)immediateAllocation[0]) / 100) * NEP5.factor;
BigInteger vestedProjectAllocationValue = ((ICOTemplate.TokenMaxSupply * (BigInteger)vestedAllocation[0]) / 100) * NEP5.factor;
Helpers.SetBalanceOf(ICOTemplate.MoonlightProjectKey(), immediateProjectAllocationValue + vestedProjectAllocationValue);
Helpers.SetBalanceOfVestedAmount(ICOTemplate.MoonlightProjectKey(), immediateProjectAllocationValue + vestedProjectAllocationValue);
// lockup a portion of the tokens to be released in the future
uint vestedGrowthReleaseDate = (uint)vestedAllocation[1] + ContractInitTime;
object[] vestedTokenPeriod = new object[] { vestedGrowthReleaseDate, vestedProjectAllocationValue };
StorageMap vestingData = Storage.CurrentContext.CreateMap(StorageKeys.VestedTokenPrefix());
vestingData.Put(ICOTemplate.MoonlightProjectKey(), vestedTokenPeriod.Serialize());
// token allocation to MoonlightFounderKeys - update the total supply to include balance - these funds will be unlocked gradually
BigInteger founderTokenAllocation = ((ICOTemplate.TokenMaxSupply * (BigInteger)ICOTemplate.MoonlightFoundersAllocationPercentage()) / 100) * NEP5.factor;
// token allocated to presale
BigInteger presaleAllocationMaxValue = ((ICOTemplate.TokenMaxSupply * (BigInteger)ICOTemplate.PresaleAllocationPercentage()) / 100) * NEP5.factor;
// update the total supply to reflect the project allocated tokens
BigInteger totalSupply = immediateProjectAllocationValue + vestedProjectAllocationValue + founderTokenAllocation + presaleAllocationMaxValue;
Helpers.SetTotalSupply(totalSupply);
UpdateAdminAddress(ICOTemplate.InitialAdminAccount);
EnableDEXWhitelisting(ICOTemplate.WhitelistDEXListings());
Runtime.Log("InitSmartContract() contract initialisation complete");
return(true);
}
/// <summary>
/// allow allocation of presale purchases by contract administrator. this allows the moonlight team to allocate the 25% of LX tokens sold in the private presale.
/// as we accepted ETH in addition to NEO&GAS, using a mintTokens method here is not practical.
/// 1. this method will not allow the presale allocation to exceed the defined amount
/// 2. this method is permanently disabled once the method `LockPresaleAllocation` has been called.
/// 3. the state of the `LockPresaleAllocation` can be determined by the public using the method `IsPresaleAllocationLocked` (returns timestamp that lock was put in place)
/// </summary>
/// <param name="address"></param>
/// <param name="amountPurchased"></param>
/// <returns></returns>
public static bool AllocatePresalePurchase(byte[] address, BigInteger amountPurchased)
{
bool presaleLocked = Storage.Get(Storage.CurrentContext, StorageKeys.PresaleAllocationLocked()).AsBigInteger() > 0;
if (presaleLocked)
{
Runtime.Notify("AllocatePresalePurchase() presaleLocked, can't allocate");
return(false);
}
BigInteger presaleAllocationMaxValue = ((ICOTemplate.TokenMaxSupply * (BigInteger)ICOTemplate.PresaleAllocationPercentage()) / 100) * NEP5.factor;
BigInteger presaleAllocatedValue = Storage.Get(Storage.CurrentContext, StorageKeys.PresaleAllocatedValue()).AsBigInteger();
if ((presaleAllocatedValue + amountPurchased) > presaleAllocationMaxValue)
{
// this purchase will exceed the presale cap.. dont allow
Runtime.Notify("AllocatePresalePurchase() purchase will exceed presale max allocation");
return(false);
}
TokenSale.SetVestingPeriodForAddress(address, amountPurchased);
Storage.Put(Storage.CurrentContext, StorageKeys.PresaleAllocatedValue(), presaleAllocatedValue + amountPurchased);
Runtime.Notify("AllocatePresalePurchase() tokens allocated", address, amountPurchased);
return(true);
}