From bd894d8378413d54f878b2b076cdbf16e498f012 Mon Sep 17 00:00:00 2001
From: ctrlc03 <93448202+ctrlc03@users.noreply.github.com>
Date: Fri, 26 Jul 2024 21:46:51 +0100
Subject: [PATCH] feat(cli): add sdk command to get eas gatekeeper data (#1701)

---
 cli/ts/commands/index.ts                      |  1 +
 cli/ts/commands/signup.ts                     | 30 +++++++++++++++++++
 cli/ts/sdk/index.ts                           |  2 ++
 cli/ts/utils/index.ts                         |  1 +
 cli/ts/utils/interfaces.ts                    | 23 ++++++++++++++
 .../contracts/trees/EmptyBallotRoots.sol      | 30 -------------------
 6 files changed, 57 insertions(+), 30 deletions(-)
 delete mode 100644 contracts/contracts/trees/EmptyBallotRoots.sol

diff --git a/cli/ts/commands/index.ts b/cli/ts/commands/index.ts
index 2aafe46024..13877710dc 100644
--- a/cli/ts/commands/index.ts
+++ b/cli/ts/commands/index.ts
@@ -16,6 +16,7 @@ export {
   getGatekeeperTrait,
   getSemaphoreGatekeeperData,
   getZupassGatekeeperData,
+  getEASGatekeeperData,
 } from "./signup";
 export { verify } from "./verify";
 export { genProofs } from "./genProofs";
diff --git a/cli/ts/commands/signup.ts b/cli/ts/commands/signup.ts
index 8d18fbcc9b..a8c97d8dbf 100644
--- a/cli/ts/commands/signup.ts
+++ b/cli/ts/commands/signup.ts
@@ -4,6 +4,7 @@ import {
   SignUpGatekeeper__factory as SignUpGatekeeperFactory,
   SemaphoreGatekeeper__factory as SemaphoreGatekeeperFactory,
   ZupassGatekeeper__factory as ZupassGatekeeperFactory,
+  EASGatekeeper__factory as EASGatekeeperFactory,
 } from "maci-contracts/typechain-types";
 import { PubKey } from "maci-domainobjs";
 
@@ -16,6 +17,7 @@ import type {
   IGetGatekeeperDataArgs,
   ISemaphoreGatekeeperData,
   IZupassGatekeeperData,
+  IEASGatekeeperData,
 } from "../utils/interfaces";
 
 import { banner } from "../utils/banner";
@@ -241,3 +243,31 @@ export const getZupassGatekeeperData = async ({
     signer2: validSigner2.toString(),
   };
 };
+
+/**
+ * Get the EAS gatekeeper data
+ * @param IGetGatekeeperDataArgs - The arguments for the get eas gatekeeper data command
+ * @returns The eas gatekeeper data
+ */
+export const getEASGatekeeperData = async ({
+  maciAddress,
+  signer,
+}: IGetGatekeeperDataArgs): Promise<IEASGatekeeperData> => {
+  const maciContract = MACIFactory.connect(maciAddress, signer);
+
+  const gatekeeperContractAddress = await maciContract.signUpGatekeeper();
+
+  const gatekeeperContract = EASGatekeeperFactory.connect(gatekeeperContractAddress, signer);
+
+  const [eas, schema, attester] = await Promise.all([
+    gatekeeperContract.eas(),
+    gatekeeperContract.schema(),
+    gatekeeperContract.attester(),
+  ]);
+
+  return {
+    eas: eas.toString(),
+    schema: schema.toString(),
+    attester: attester.toString(),
+  };
+};
diff --git a/cli/ts/sdk/index.ts b/cli/ts/sdk/index.ts
index 68c9aca114..5324a45064 100644
--- a/cli/ts/sdk/index.ts
+++ b/cli/ts/sdk/index.ts
@@ -11,6 +11,7 @@ import {
   getGatekeeperTrait,
   getSemaphoreGatekeeperData,
   getZupassGatekeeperData,
+  getEASGatekeeperData,
 } from "../commands/signup";
 import { verify } from "../commands/verify";
 
@@ -29,6 +30,7 @@ export {
   getGatekeeperTrait,
   getSemaphoreGatekeeperData,
   getZupassGatekeeperData,
+  getEASGatekeeperData,
 };
 
 export type { ISnarkJSVerificationKey } from "maci-circuits";
diff --git a/cli/ts/utils/index.ts b/cli/ts/utils/index.ts
index 9c5791e05d..b6f6696451 100644
--- a/cli/ts/utils/index.ts
+++ b/cli/ts/utils/index.ts
@@ -49,6 +49,7 @@ export type {
   ISemaphoreGatekeeperData,
   IGetGatekeeperDataArgs,
   IZupassGatekeeperData,
+  IEASGatekeeperData,
 } from "./interfaces";
 export { GatekeeperTrait } from "./interfaces";
 export { compareVks } from "./vks";
diff --git a/cli/ts/utils/interfaces.ts b/cli/ts/utils/interfaces.ts
index c8e319a176..be18bd3798 100644
--- a/cli/ts/utils/interfaces.ts
+++ b/cli/ts/utils/interfaces.ts
@@ -1176,6 +1176,9 @@ export interface ISemaphoreGatekeeperData {
   groupId: string;
 }
 
+/**
+ * Interface for the zupass gatekeeper data
+ */
 export interface IZupassGatekeeperData {
   /**
    * The event ID
@@ -1192,3 +1195,23 @@ export interface IZupassGatekeeperData {
    */
   signer2: string;
 }
+
+/**
+ * Interface for the EAS gatekeeper data
+ */
+export interface IEASGatekeeperData {
+  /**
+   * The EAS
+   */
+  eas: string;
+
+  /**
+   * The schema
+   */
+  schema: string;
+
+  /**
+   * The attester
+   */
+  attester: string;
+}
diff --git a/contracts/contracts/trees/EmptyBallotRoots.sol b/contracts/contracts/trees/EmptyBallotRoots.sol
deleted file mode 100644
index 89a4e9d910..0000000000
--- a/contracts/contracts/trees/EmptyBallotRoots.sol
+++ /dev/null
@@ -1,30 +0,0 @@
-// SPDX-License-Identifier: MIT
-pragma solidity ^0.8.20;
-
-abstract contract EmptyBallotRoots {
-  // emptyBallotRoots contains the roots of Ballot trees of five leaf
-  // configurations.
-  // Each tree has a depth of 10, which is the hardcoded state tree depth.
-  // Each leaf is an empty ballot. A configuration refers to the depth of the
-  // voice option tree for that ballot.
-
-  // The leaf for the root at index 0 contains hash(0, root of a VO tree with
-  // depth 1 and zero-value 0)
-
-  // The leaf for the root at index 1 contains hash(0, root of a VO tree with
-  // depth 2 and zero-value 0)
-
-  // ... and so on.
-
-  // The first parameter to the hash function is the nonce, which is 0.
-
-  uint256[5] internal emptyBallotRoots;
-
-  constructor() {
-    emptyBallotRoots[0] = uint256(16015576667038038422103932363190100635991292382181099511410843174865570503661);
-    emptyBallotRoots[1] = uint256(166510078825589460025300915201657086611944528317298994959376081297530246971);
-    emptyBallotRoots[2] = uint256(10057734083972610459557695472359628128485394923403014377687504571662791937025);
-    emptyBallotRoots[3] = uint256(4904828619307091008204672239231377290495002626534171783829482835985709082773);
-    emptyBallotRoots[4] = uint256(18694062287284245784028624966421731916526814537891066525886866373016385890569);
-  }
-}