Require valid passport when setting GitHub username

contracts/GitHub.sol

@@ -1,22 +1,32 @@
 //SPDX-License-Identifier: GPL-3.0-or-later
 pragma solidity ^0.8.17;
 
+import { IVotingEscrow } from "./governance/IVotingEscrow.sol";
+
 contract GitHub {
     mapping(address => string) public usernames;
+    IVotingEscrow public veToken;
+
+    error PassportExpired();
 
-    constructor() {
-        // Include usernames that have been previously added to SourceCred
-        usernames[0x4e3072f7b5C075EA5FdEb423DA95312C4B99dc22] = "aahna-ashina";
-        usernames[
-            0xEf736f0036647A1B6828c92A9fEe27a6DDC2B250
-        ] = "anastasiyabelyaeva";
-        usernames[0xEdd000B7Db3cb8931d4E0cb1D0DBe6B947Ceb09A] = "johnmark13";
-        usernames[0x327b0c1Ecd110651dC9994b6764b695c9cdC29bA] = "luisivan";
-        usernames[0xD153751aCDBB6c2c7645671dcC2Cef98A83F5327] = "RayomndC";
-        usernames[0x636d65212C815b93B8E5b069f7082169cec851b7] = "xPi2";
+    constructor(address veToken_) {
+        veToken = IVotingEscrow(veToken_);
     }
 
     function updateUsername(string calldata username) public {
-        usernames[msg.sender] = username;
+        if (isPassportExpired(msg.sender)) {
+            revert PassportExpired();
+        } else {
+            usernames[msg.sender] = username;
+        }
+    }
+
+    function isPassportExpired(address passportOwner) public view returns (bool) {
+        uint256 veTokenBalance = veToken.balanceOf(passportOwner);
+        if (veTokenBalance < (1.5 * 1e18)) {
+            return false;
+        } else {
+            return true;
+        }
     }
 }

contracts/governance/IVotingEscrow.sol

@@ -0,0 +1,6 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.17;
+
+interface IVotingEscrow {
+    function balanceOf(address) external view returns (uint256);
+}

scripts/deploy-github.ts

@@ -15,7 +15,8 @@ async function main() {
 
   // We get the contract to deploy
   const GitHub = await ethers.getContractFactory("GitHub");
-  const github = await GitHub.deploy();
+  const veTokenAddress = "0xF7deF1D2FBDA6B74beE7452fdf7894Da9201065d";
+  const github = await GitHub.deploy(veTokenAddress);
 
   await github.deployed();
 

test/GitHub.ts

@@ -4,28 +4,33 @@ import { ethers } from "hardhat";
 describe("GitHub", function () {
   it("Deploy contract", async function () {
     const GitHub = await ethers.getContractFactory("GitHub");
-    const gitHub = await GitHub.deploy();
+    const veTokenAddress = "0xF7deF1D2FBDA6B74beE7452fdf7894Da9201065d";
+    const gitHub = await GitHub.deploy(veTokenAddress);
     await gitHub.deployed();
 
-    const username = await gitHub.usernames(
-      "0x4e3072f7b5C075EA5FdEb423DA95312C4B99dc22"
-    );
+    const [owner] = await ethers.getSigners();
+    console.log("owner.address:", owner.address);
+
+    const username = await gitHub.usernames(owner.address);
     console.log("username:", username);
-    expect(username).to.equal("aahna-ashina");
+    expect(username).to.equal("");
   });
 
   it("updateUsername", async function () {
     const GitHub = await ethers.getContractFactory("GitHub");
-    const gitHub = await GitHub.deploy();
+    const veTokenAddress = "0xF7deF1D2FBDA6B74beE7452fdf7894Da9201065d";
+    const gitHub = await GitHub.deploy(veTokenAddress);
     await gitHub.deployed();
 
     const [owner] = await ethers.getSigners();
     console.log("owner.address:", owner.address);
 
-    await gitHub.updateUsername("test");
+    // await gitHub.updateUsername("test");
+    await expect(gitHub.updateUsername("test")).to.be.reverted;
 
     const usernameAfterUpdate = await gitHub.usernames(owner.address);
     console.log("usernameAfterUpdate:", usernameAfterUpdate);
-    expect(usernameAfterUpdate).to.equal("test");
+    // expect(usernameAfterUpdate).to.equal("test");
+    expect(usernameAfterUpdate).to.equal("");
   });
 });