Types for Polkadot purchase (#2436)

CHANGELOG.md

@@ -9,6 +9,7 @@
 - Update `NetworkState` reputation for `system_networkState` RPC
 - Update session progress calcs for Aura (cater for negative)
 - Fix class prototype for (basically-deprecated) Linkage type
+- Add Polkadot types for `purchase` pallet
 
 ## 1.24.1 Jul 13, 2020
 

packages/types/src/interfaces/definitions.ts

@@ -40,6 +40,7 @@ export { default as attestations } from './attestations/definitions';
 export { default as claims } from './claims/definitions';
 export { default as parachains } from './parachains/definitions';
 export { default as poll } from './poll/definitions';
+export { default as purchase } from './purchase/definitions';
 
 // pull in metadata & rpc last, assuming that is uses info from above
 export { default as metadata } from './metadata/definitions';

packages/types/src/interfaces/purchase/definitions.ts

@@ -0,0 +1,24 @@
+// Copyright 2017-2020 @polkadot/types authors & contributors
+// This software may be modified and distributed under the terms
+// of the Apache-2.0 license. See the LICENSE file for details.
+
+// order important in structs... :)
+/* eslint-disable sort-keys */
+
+import { Definitions } from '../../types';
+
+export default {
+  rpc: {},
+  types: {
+    AccountStatus: {
+      validity: 'AccountValidity',
+      freeBalance: 'Balance',
+      lockedBalance: 'Balance',
+      signature: 'Vec<u8>',
+      vat: 'Permill'
+    },
+    AccountValidity: {
+      _enum: ['Invalid', 'Initiated', 'Pending', 'ValidLow', 'ValidHigh', 'Completed']
+    }
+  }
+} as Definitions;