add Iden3BasicDisplayMethodV1 (#241)

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@0xpolygonid/js-sdk",
-  "version": "1.15.2",
+  "version": "1.15.3",
   "description": "SDK to work with Polygon ID",
   "main": "dist/node/cjs/index.js",
   "module": "dist/node/esm/index.js",

src/verifiable/constants.ts

@@ -146,3 +146,12 @@ export enum PaymentType {
 export enum SupportedCurrencies {
   ETH = 'ETH'
 }
+
+/**
+ * DisplayMethodType type for display method
+ *
+ * @enum {string}
+ */
+export enum DisplayMethodType {
+  Iden3BasicDisplayMethodV1 = 'Iden3BasicDisplayMethodV1'
+}

src/verifiable/credential.ts

@@ -3,7 +3,8 @@ import {
   BJJSignatureProof2021,
   Iden3SparseMerkleTreeProof,
   CredentialStatus,
-  RefreshService
+  RefreshService,
+  DisplayMethod
 } from './proof';
 import {
   Claim,
@@ -42,6 +43,7 @@ export class W3CCredential {
   type: string[] = [];
   expirationDate?: string;
   refreshService?: RefreshService;
+  displayMethod?: DisplayMethod;
   issuanceDate?: string;
   credentialSubject: { [key: string]: object | string | number | boolean } = {};
   credentialStatus!: CredentialStatus;

src/verifiable/proof.ts

@@ -1,5 +1,10 @@
 import { Hash, Proof } from '@iden3/js-merkletree';
-import { ProofType, CredentialStatusType, RefreshServiceType } from './constants';
+import {
+  ProofType,
+  CredentialStatusType,
+  RefreshServiceType,
+  DisplayMethodType
+} from './constants';
 import { TreeState } from '../circuits';
 import { Hex, Signature } from '@iden3/js-crypto';
 import { Claim, DID } from '@iden3/js-iden3-core';
@@ -260,3 +265,13 @@ export interface RefreshService {
   id: string;
   type: RefreshServiceType | string;
 }
+
+/**
+ * DisplayMethod contains type and id
+ * @public
+ * @interface   DisplayMethod
+ */
+export interface DisplayMethod {
+  id: string;
+  type: DisplayMethodType | string;
+}