37 lines
867 B
Solidity
37 lines
867 B
Solidity
// SPDX-License-Identifier: MIT
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pragma solidity >=0.4.22 <0.9.0;
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import "@openzeppelin/contracts/utils/Counters.sol";
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import "./SoulboundToken.sol";
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contract Bank {
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using Counters for Counters.Counter;
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Counters.Counter private id_counter;
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SoulboundToken sbt;
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address owner;
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mapping(address => uint) arrears;
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mapping(address => uint) sbt_number;
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constructor(address SBT_addr) {
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sbt = SoulboundToken(SBT_addr);
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}
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modifier onlyBank {
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require(msg.sender == owner, "Only the owner can access this function.");
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_;
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}
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modifier onlyClient {
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require(sbt_number[msg.sender] != 0);
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_;
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}
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function register(uint number) public {
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uint target = sbt.getAccountNumber(msg.sender);
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require(target != 0, "You don't have SBT.");
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require(target == number, "This is not your SBT number.");
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sbt_number[msg.sender] = target;
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}
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}
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