feat: 🎸 Add verifier for w3c-did identityProof

.gitignore

@@ -3,3 +3,4 @@ node_modules/
 dist/
 .idea
 *.iml
+.vscode/

package.json

@@ -23,7 +23,9 @@
   "dependencies": {
     "@govtechsg/dnsprove": "^2.0.5",
     "@govtechsg/open-attestation": "3.1.0",
-    "ethers": "^4.0.40"
+    "@types/request-promise-native": "^1.0.17",
+    "ethers": "^4.0.40",
+    "request-promise-native": "^1.0.8"
   },
   "devDependencies": {
     "@commitlint/cli": "8.2.0",

src/config.ts

@@ -1 +1,10 @@
 export const INFURA_API_KEY = "92c9a51428b946c1b8c1ac5a237616e4";
+
+// DID Universal Resolver parameters
+export const BASE_RESOLVER_URL = "https://uniresolver.io";
+export const RESOLVER_VERSION = "1.0";
+export const RESOLVER_PATH = "identifiers";
+
+// w3c-dids
+export const ETHR_DID_METHOD = "ethr";
+export const SUPPORTED_DID_AUTH = ["Secp256k1SignatureAuthentication2018"];

src/types/w3c-did.ts

@@ -0,0 +1,63 @@
+export interface Identity {
+  identified: true;
+  ethereumAddress: string;
+  smartContract: string;
+}
+
+export interface DIDDocument {
+  "@context": "https://w3id.org/did/v1";
+  id: string;
+  publicKey: PublicKey[];
+  authentication?: Authentication[];
+  uportProfile?: any;
+  service?: ServiceEndpoint[];
+  created?: string;
+  updated?: string;
+  proof?: LinkedDataProof;
+}
+
+export interface ServiceEndpoint {
+  id: string;
+  type: string;
+  serviceEndpoint: string;
+  description?: string;
+}
+
+export interface PublicKey {
+  id: string;
+  type: string;
+  owner: string;
+  ethereumAddress?: string;
+  publicKeyBase64?: string;
+  publicKeyBase58?: string;
+  publicKeyHex?: string;
+  publicKeyPem?: string;
+}
+
+export interface Authentication {
+  type: string;
+  publicKey: string[];
+}
+
+export interface LinkedDataProof {
+  type: string;
+  created: string;
+  creator: string;
+  nonce: string;
+  signatureValue: string;
+}
+
+export interface Params {
+  [index: string]: string;
+}
+
+export interface ParsedDID {
+  did: string;
+  didUrl: string;
+  method: string;
+  id: string;
+  path?: string;
+  fragment?: string;
+  query?: string;
+  params?: Params;
+}