added more functionality

js/schemas/schemas.ts

@@ -13,6 +13,7 @@ export interface SchemaInfo {
 }
 
 const schemaFullName = (info: SchemaInfo): string => `${info.namespace}.${info.name}@v${info.version}`;
+const schemaFullNameWithoutVersion = (info: SchemaInfo): string => `${info.namespace}.${info.name}`;
 
 /**
  * Mapping that will allow us to get schema full names from their ids
@@ -24,7 +25,23 @@ export const ID_TO_SCHEMA_FULL_NAME = new Map<number, string>(SCHEMA_INFOS.map((
  */
 export const FULL_NAME_TO_ID = new Map<string, number>(SCHEMA_INFOS.map((x) => [schemaFullName(x), x.id]));
 
+/**
+ * Mapping that will allow us to get active schema ids from their names
+ * example input dsnp.public-key-key-agreement
+ */
+export const NAME_TO_ID_ACTIVE = new Map<string, number>(
+  SCHEMA_INFOS.filter((info) => !info.deprecated).map((x) => [schemaFullNameWithoutVersion(x), x.id])
+);
+
 /**
  * Mapping that will allow us to get schema infos from their IDs
  */
 export const ID_TO_SCHEMA_INFO = new Map<number, SchemaInfo>(SCHEMA_INFOS.map((x) => [x.id, x]));
+
+/**
+ * A method that can retrieve all versions of a given schema name without any version
+ * example input dsnp.public-key-key-agreement
+ */
+export const getAllVersionsFromSchemaName = (schemaName: string): SchemaInfo[] => {
+  return SCHEMA_INFOS.filter((info) => schemaFullNameWithoutVersion(info) === schemaName);
+};

js/schemas/test/schemas.test.ts

@@ -1,5 +1,12 @@
 import assert from 'assert';
-import { FULL_NAME_TO_ID, ID_TO_SCHEMA_FULL_NAME, ID_TO_SCHEMA_INFO, SchemaInfo } from '../schemas';
+import {
+  FULL_NAME_TO_ID,
+  getAllVersionsFromSchemaName,
+  ID_TO_SCHEMA_FULL_NAME,
+  ID_TO_SCHEMA_INFO,
+  NAME_TO_ID_ACTIVE,
+  SchemaInfo,
+} from '../schemas';
 
 describe('schemas', function () {
   it('should be able to successfully get schemas from Id', function () {
@@ -35,4 +42,14 @@ describe('schemas', function () {
     assert.equal(info.appendOnly, expected.appendOnly);
     assert.equal(info.signatureRequired, expected.signatureRequired);
   });
+
+  it('should be able to successfully get all schema version from the schema name', function () {
+    const versions = getAllVersionsFromSchemaName('dsnp.tombstone');
+    assert.deepEqual(versions, [ID_TO_SCHEMA_INFO.get(1), ID_TO_SCHEMA_INFO.get(16)]);
+  });
+
+  it('should be able to successfully get active schema version from the schema name', function () {
+    const id = NAME_TO_ID_ACTIVE.get('dsnp.tombstone');
+    assert.equal(id, 16);
+  });
 });