Build esm (& add x-rxjs package) (#2942)

packages/api-contract/package.json

@@ -15,8 +15,8 @@
     "@babel/runtime": "^7.12.5",
     "@polkadot/api": "2.10.2-12",
     "@polkadot/types": "2.10.2-12",
-    "@polkadot/util": "^4.2.2-12",
-    "bn.js": "^4.11.9",
-    "rxjs": "^6.6.3"
+    "@polkadot/util": "^4.2.2-14",
+    "@polkadot/x-rxjs": "2.10.2-12",
+    "bn.js": "^4.11.9"
   }
 }

packages/api-contract/src/base/Contract.ts

@@ -10,11 +10,11 @@ import type { AbiMessage, ContractCallOutcome, ContractOptions, DecodedEvent } f
 import type { ContractCallResult, ContractCallSend, ContractGeneric, ContractQuery, ContractTx, MapMessageQuery, MapMessageTx } from './types';
 
 import BN from 'bn.js';
-import { map } from 'rxjs/operators';
 
 import { SubmittableResult } from '@polkadot/api';
 import { ApiBase } from '@polkadot/api/base';
 import { assert, bnToBn, isFunction, isUndefined, logger, stringCamelCase } from '@polkadot/util';
+import { map } from '@polkadot/x-rxjs/operators';
 
 import { Abi } from '../Abi';
 import { applyOnEvent, extractOptions, formatData, isOptions } from '../util';

packages/api-contract/src/base/types.ts

@@ -2,11 +2,11 @@
 // SPDX-License-Identifier: Apache-2.0
 
 import type BN from 'bn.js';
-import type { Observable } from 'rxjs';
 import type { SubmittableExtrinsic } from '@polkadot/api/submittable/types';
 import type { ApiTypes, ObsInnerType } from '@polkadot/api/types';
 import type { AccountId } from '@polkadot/types/interfaces';
 import type { CodecArg } from '@polkadot/types/types';
+import type { Observable } from '@polkadot/x-rxjs';
 import type { AbiMessage, BlueprintOptions, ContractCallOutcome, ContractOptions } from '../types';
 
 export interface BlueprintDeploy<ApiType extends ApiTypes> {