insetall

apt install solc-select(https://github.com/crytic/solc-select) use nvm install npm openzeppelin-project

create abi for bvexchange

$ cd violas-sol
$ make

violas-sol

violas ethereum sol

ViolasMProofMain

ViolasMProofMain is violas erc20 mapping proof

depends

ViolasMproofDatas

ViolasMproofDatas

ViolasMproofDatas is violas proof storage

depends

ViolasMProofState

ViolasMProofState

ViolasMProofState is violas proof state value ang change

install and new mapping transaction:

**Deploy**

  Deploy  ViolasMProofMain.sol  -> 0x3c725134d74D5c45B4E4ABd2e5e2a109b5541288 
  Deploy  ViolasMproofDatas.sol -> 0xddaAd340b0f1Ef65169Ae5E41A8b10776a75482d
  Deploy  ViolasMProofState.sol -> 0x0fC5025C764cE34df352757e82f7B5c4Df39A836

**Set Depend**
  //set support erc20 token
  ViolasMProofMain.updateToken(erc20_name, 0x9D7f74d0C41E726EC95884E0e97Fa6129e3b5E99) 
  //set use proof datas contract
  ViolasMProofMain.upgradProofDatasAddress(0xddaAd340b0f1Ef65169Ae5E41A8b10776a75482d)

  //set use this contract which can usd it
  ViolasMproofDatas.upgradMainAddress(0x3c725134d74D5c45B4E4ABd2e5e2a109b5541288)
  //set state manage contract 
  ViolasMproofDatas.upgradStateAddress(0x0fC5025C764cE34df352757e82f7B5c4Df39A836)

**new mapping proof**
  ////IERC20 : ERC20 interface
  ////0x0fC5025C764cE34df352757e82f7B5c4Df39A836 : USDT contract address
    
    1. IERC20(0x0fC5025C764cE34df352757e82f7B5c4Df39A836).approve(0x3c725134d74D5c45B4E4ABd2e5e2a109b5541288, 10000)
    2. ViolasMProofMain.transferProof(0x0fC5025C764cE34df352757e82f7B5c4Df39A836, "this is proof datas")

**query mapping proof**
    1. version = ViolasMproofDatas.nextVersion
    2. ViolasMproofDatas.proofInfo(version - 1)