From 5efff509b8b217bdff4f398e4fbdd5698572e8c8 Mon Sep 17 00:00:00 2001
From: yann300 <yann.levreau@gmail.com>
Date: Mon, 29 Aug 2022 12:55:54 +0200
Subject: [PATCH] add hardhat ethers extension

---
 .../src/lib/hardhat-ethers-extension.ts       | 34 +++++++++++++++++++
 libs/remix-ui/editor/src/lib/web-types.ts     |  2 ++
 2 files changed, 36 insertions(+)
 create mode 100644 libs/remix-ui/editor/src/lib/hardhat-ethers-extension.ts

diff --git a/libs/remix-ui/editor/src/lib/hardhat-ethers-extension.ts b/libs/remix-ui/editor/src/lib/hardhat-ethers-extension.ts
new file mode 100644
index 0000000000..13cfaf0066
--- /dev/null
+++ b/libs/remix-ui/editor/src/lib/hardhat-ethers-extension.ts
@@ -0,0 +1,34 @@
+export const hardhatEthersExtension = 
+`
+interface Libraries {
+    [libraryName: string]: string;
+}
+
+interface FactoryOptions {
+    signer?: Signer;
+    libraries?: Libraries;
+}
+
+export declare function getContractFactory(name: string, signer?: Signer): Promise<ContractFactory>;
+
+export declare function getContractFactory(name: string, factoryOptions: FactoryOptions): Promise<ContractFactory>;
+
+export declare function getContractFactory(abi: any[], bytecode: utils.BytesLike, signer?: Signer): Promise<ContractFactory>;
+
+export declare function getContractAt(name: string, address: string, signer?: Signer): Promise<Contract>;
+
+export declare function getContractAt(abi: any[], address: string, signer?: Signer): Promise<Contract>;
+
+export declare function getSigners() => Promise<Signer[]>;
+
+export declare function getSigner(address: string) => Promise<Signer>;
+
+export declare function getImpersonatedSigner(address: string) => Promise<Signer>;
+
+export declare function getContractFactoryFromArtifact(artifact: Artifact, signer?: Signer): Promise<ContractFactory>;
+
+export declare function getContractFactoryFromArtifact(artifact: Artifact, factoryOptions: FactoryOptions): Promise<ContractFactory>;
+
+export declare function getContractAtFromArtifact(artifact: Artifact, address: string, signer?: Signer): Promise<Contract>;
+`
+
diff --git a/libs/remix-ui/editor/src/lib/web-types.ts b/libs/remix-ui/editor/src/lib/web-types.ts
index c4fe61933c..0ba400d460 100644
--- a/libs/remix-ui/editor/src/lib/web-types.ts
+++ b/libs/remix-ui/editor/src/lib/web-types.ts
@@ -1,4 +1,5 @@
 import { remixTypes } from './remix-plugin-types'
+import { hardhatEthersExtension } from './hardhat-ethers-extension'
 
 export const loadTypes = async (monaco) => {
     // ethers.js
@@ -169,6 +170,7 @@ export const loadTypes = async (monaco) => {
     ethers.default = ethers.default.replace(/.\/_version/g, '_version-ethers-lib')
     ethers.default = ethers.default.replace(/.\/ethers/g, 'ethers-lib')
     ethers.default = ethers.default.replace(/@ethersproject\//g, '@ethersproject_')
+    ethers.default = ethers.default + '\n' + hardhatEthersExtension
     monaco.languages.typescript.typescriptDefaults.addExtraLib(ethers.default, `file:///node_modules/@types/ethers-lib/index.d.ts`)
 
     // @ts-ignore