ICO smart contracts and other files
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win2win Merge pull request #1 from Talljoe/fixes
Updates and fixes to the Smart Contract.
Latest commit 4c52706 Mar 26, 2018
Type Name Latest commit message Commit time
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contracts removing lockup Mar 17, 2018
frontend editing Feb 26, 2018
sol Put cap back at 1.51B for both sales total. Mar 26, 2018
readme.md Updating one contract solution. Mar 24, 2018



What is this repository for?

  • L-Pesa ICO contract
  • ver 1.0
  • for crowdfunding during the pre and ICO phases

How do I get set up?

  • There is main crowdfunding contracts responsible for this ICO presale and public sale. Crowdsale.sol

  • Use truffle, Ethereum Wallet or Remix to deploy contract on Ethereum network.

  • Deploy Crwodsale contract and obtain its address.

  • Deploy Token contract and use address from previous step and use it as its inputs. Obtain address of the token contract.

  • Call function setTokenAddress() of Crowdsale contract and provide address from Token contract as its input.

How do I run

  • owner can start the contract by calling start() function. Argument provided to the start() function is number of blocks. Average block time on main net is around 14 seconds as of this writing.

  • contributions are accepted by sending ether to contract address and tokens are instantly sent back to contributors.

  • when the campaign is over, admin can run finilize() function to end the campaign.

  • in case of emergency function emergencyStop() can be called to stop contribution and function release() to start campaign again.

  • option to withdraw contributions is provided in case ICO was not successful. Minimum cap hasn't been reached. contributors can call function refund() to return the tokens and receive back their contribution.

  • in order for contributors to be able to get refunds, following conditions have to be met.

    1. Current block number has to be higher then endBlock.
    2. Campaign did't reach minCap.
    3. Flag isRefunding needs to be set to true using prepareRefund() function. Function will expect exact amount of money which the sale has collected.
  • During ICO tokens are in the locked stage. In order to be able to transfer tokens, admin has to call function unlock() of token contract.