Fixed bug when using metadata template and deep copying it

src/types/election/approval.ts

@@ -1,7 +1,7 @@
 import { MultiLanguage } from '../../util/lang';
 import { IElectionParameters, IVoteType } from './election';
 import { UnpublishedElection } from './unpublished';
-import { ElectionMetadata, ElectionMetadataTemplate, ElectionResultsTypeNames } from '../metadata';
+import { ElectionMetadata, ElectionResultsTypeNames, getElectionMetadataTemplate } from '../metadata';
 import { Vote } from '../vote';
 
 export interface IApprovalElectionParameters extends IElectionParameters {}
@@ -63,7 +63,7 @@ export class ApprovalElection extends UnpublishedElection {
   }
 
   public generateMetadata(): ElectionMetadata {
-    const metadata = ElectionMetadataTemplate;
+    const metadata = getElectionMetadataTemplate();
 
     metadata.type = {
       name: ElectionResultsTypeNames.APPROVAL,

src/types/election/budget.ts

@@ -1,7 +1,12 @@
 import { MultiLanguage } from '../../util/lang';
 import { IElectionParameters, IVoteType } from './election';
 import { UnpublishedElection } from './unpublished';
-import { ElectionMetadata, ElectionMetadataTemplate, ElectionResultsType, ElectionResultsTypeNames } from '../metadata';
+import {
+  ElectionMetadata,
+  ElectionResultsType,
+  ElectionResultsTypeNames,
+  getElectionMetadataTemplate,
+} from '../metadata';
 import { Vote } from '../vote';
 
 export interface IBudgetElectionParametersInfo extends IElectionParameters {
@@ -86,7 +91,7 @@ export class BudgetElection extends UnpublishedElection {
   }
 
   public generateMetadata(): ElectionMetadata {
-    const metadata = ElectionMetadataTemplate;
+    const metadata = getElectionMetadataTemplate();
 
     metadata.type = {
       name: ElectionResultsTypeNames.BUDGET,

src/types/election/multichoice.ts

@@ -1,7 +1,7 @@
 import { MultiLanguage } from '../../util/lang';
 import { IElectionParameters, IVoteType } from './election';
 import { UnpublishedElection } from './unpublished';
-import { ElectionMetadata, ElectionMetadataTemplate, ElectionResultsTypeNames } from '../metadata';
+import { ElectionMetadata, ElectionResultsTypeNames, getElectionMetadataTemplate } from '../metadata';
 import { Vote } from '../vote';
 
 export interface IMultiChoiceElectionParameters extends IElectionParameters {
@@ -73,7 +73,7 @@ export class MultiChoiceElection extends UnpublishedElection {
   }
 
   public generateMetadata(): ElectionMetadata {
-    const metadata = ElectionMetadataTemplate;
+    const metadata = getElectionMetadataTemplate();
 
     metadata.type = {
       name: ElectionResultsTypeNames.MULTIPLE_CHOICE,

src/types/election/quadratic.ts

@@ -1,7 +1,12 @@
 import { MultiLanguage } from '../../util/lang';
 import { IElectionParameters, IVoteType } from './election';
 import { UnpublishedElection } from './unpublished';
-import { ElectionMetadata, ElectionMetadataTemplate, ElectionResultsType, ElectionResultsTypeNames } from '../metadata';
+import {
+  ElectionMetadata,
+  ElectionResultsType,
+  ElectionResultsTypeNames,
+  getElectionMetadataTemplate,
+} from '../metadata';
 import { Vote } from '../vote';
 
 export interface IQuadraticElectionParametersInfo extends IElectionParameters {
@@ -91,7 +96,7 @@ export class QuadraticElection extends UnpublishedElection {
   }
 
   public generateMetadata(): ElectionMetadata {
-    const metadata = ElectionMetadataTemplate;
+    const metadata = getElectionMetadataTemplate();
 
     metadata.type = {
       name: ElectionResultsTypeNames.QUADRATIC,

src/types/election/unpublished.ts

@@ -2,7 +2,7 @@ import { MultiLanguage } from '../../util/lang';
 import {
   checkValidElectionMetadata,
   ElectionMetadata,
-  ElectionMetadataTemplate,
+  getElectionMetadataTemplate,
   IChoice,
   IQuestion,
 } from '../metadata';
@@ -91,7 +91,7 @@ export class UnpublishedElection extends Election {
 
   public generateMetadata(metadata?: ElectionMetadata): ElectionMetadata {
     if (!metadata) {
-      metadata = ElectionMetadataTemplate;
+      metadata = getElectionMetadataTemplate();
     }
 
     metadata.title = this.title;

src/types/metadata/election.ts

@@ -191,3 +191,7 @@ export const ElectionMetadataTemplate: ElectionMetadata = {
     properties: {},
   },
 };
+
+export const getElectionMetadataTemplate = () => {
+  return JSON.parse(JSON.stringify(ElectionMetadataTemplate));
+};

test/integration/other.test.ts

@@ -1,4 +1,4 @@
-import { ElectionMetadataTemplate, VocdoniSDKClient } from '../../src';
+import { ElectionMetadataTemplate, getElectionMetadataTemplate, VocdoniSDKClient } from '../../src';
 // @ts-ignore
 import { clientParams } from './util/client.params';
 
@@ -11,7 +11,7 @@ describe('Other tests', () => {
   });
   it('should calculate the correct IPFS hash with special characters', async () => {
     const client = new VocdoniSDKClient(clientParams());
-    const election = ElectionMetadataTemplate;
+    const election = getElectionMetadataTemplate();
     election.title = {
       default: 'Això és un títol',
     };

test/unit/types/metadata/election.test.ts

@@ -1,9 +1,9 @@
-import { ElectionMetadata, checkValidElectionMetadata, ElectionMetadataTemplate } from '../../../../src';
+import { ElectionMetadata, checkValidElectionMetadata, getElectionMetadataTemplate } from '../../../../src';
 
 let electionMetadata: ElectionMetadata;
 
 beforeEach(() => {
-  electionMetadata = ElectionMetadataTemplate;
+  electionMetadata = getElectionMetadataTemplate();
 });
 
 describe('Election metadata', () => {