Rebrand: polkadot → pezkuwi, substrate → bizinikiwi, kusama → dicle

packages/api-base/src/bundle.ts

@@ -0,0 +1,4 @@
+// Copyright 2017-2025 @pezkuwi/api-base authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+export { packageInfo } from './packageInfo.js';

packages/api-base/src/index.ts

@@ -0,0 +1,6 @@
+// Copyright 2017-2025 @pezkuwi/api-base authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import './packageDetect.js';
+
+export * from './bundle.js';

packages/api-base/src/mod.ts

@@ -0,0 +1,4 @@
+// Copyright 2017-2025 @pezkuwi/api-base authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+export * from './index.js';

packages/api-base/src/packageDetect.ts

@@ -0,0 +1,13 @@
+// Copyright 2017-2026 @pezkuwi/api-base authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+// Do not edit, auto-generated by @pezkuwi/dev
+// (packageInfo imports will be kept as-is, user-editable)
+
+import { packageInfo as rpcInfo } from '@pezkuwi/rpc-core/packageInfo';
+import { packageInfo as typesInfo } from '@pezkuwi/types/packageInfo';
+import { detectPackage } from '@pezkuwi/util';
+
+import { packageInfo } from './packageInfo.js';
+
+detectPackage(packageInfo, null, [rpcInfo, typesInfo]);

packages/api-base/src/packageInfo.ts

@@ -0,0 +1,6 @@
+// Copyright 2017-2026 @pezkuwi/api-base authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+// Do not edit, auto-generated by @pezkuwi/dev
+
+export const packageInfo = { name: '@pezkuwi/api-base', path: 'auto', type: 'auto', version: '16.5.4' };

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

@@ -0,0 +1,29 @@
+// Copyright 2017-2025 @pezkuwi/api-base authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { Observable } from 'rxjs';
+import type { DecoratedRpc, QueryableCalls, QueryableConsts, QueryableStorage, QueryableStorageMulti, SubmittableExtrinsics } from '@pezkuwi/api-base/types';
+import type { RpcInterface } from '@pezkuwi/rpc-core/types';
+import type { Metadata } from '@pezkuwi/types';
+import type { Hash, RuntimeVersion } from '@pezkuwi/types/interfaces';
+import type { Registry, Signer } from '@pezkuwi/types/types';
+
+// A smaller interface of ApiRx, used in derive and in SubmittableExtrinsic
+export interface ApiInterfaceRx {
+  call: QueryableCalls<'rxjs'>;
+  consts: QueryableConsts<'rxjs'>;
+  extrinsicType: number;
+  genesisHash?: Hash | undefined;
+  hasSubscriptions: boolean;
+  registry: Registry;
+  runtimeMetadata: Metadata;
+  runtimeVersion: RuntimeVersion;
+  query: QueryableStorage<'rxjs'>;
+  queryMulti: QueryableStorageMulti<'rxjs'>;
+  rpc: DecoratedRpc<'rxjs', RpcInterface>;
+  tx: SubmittableExtrinsics<'rxjs'>;
+  signer?: Signer | undefined;
+
+  callAt: (blockHash: Uint8Array | string, knownVersion?: RuntimeVersion) => Observable<QueryableCalls<'rxjs'>>;
+  queryAt: (blockHash: Uint8Array | string, knownVersion?: RuntimeVersion) => Observable<QueryableStorage<'rxjs'>>;
+}

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

@@ -0,0 +1,78 @@
+// Copyright 2017-2025 @pezkuwi/api-base authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { Observable } from 'rxjs';
+import type { AnyFunction, Callback, Codec } from '@pezkuwi/types/types';
+
+export type Push<T extends readonly unknown[], V> = [...T, V]
+
+export type DropLast<T extends readonly unknown[]> = T extends readonly [...infer U, any?] ? U : [...T];
+
+export type ApiTypes = 'promise' | 'rxjs';
+
+// Returns the inner type of an Observable
+export type ObsInnerType<O extends Observable<any>> = O extends Observable<infer U> ? U : never;
+
+export type VoidFn = () => void;
+
+export type UnsubscribePromise = Promise<VoidFn>;
+
+export type PromiseOrObs<ApiType extends ApiTypes, T> =
+  ApiType extends 'rxjs'
+    ? Observable<T>
+    : Promise<T>;
+
+export type MethodResult<ApiType extends ApiTypes, F extends AnyFunction> =
+  ApiType extends 'rxjs'
+    ? RxResult<F>
+    : PromiseResult<F>;
+
+// Here are the return types of these parts of the api:
+// - api.query.*.*: no exact typings
+// - api.tx.*.*: SubmittableExtrinsic<ApiType extends ApiTypes>
+// - api.derive.*.*: MethodResult<ApiType, F>
+// - api.rpc.*.*: no exact typings (for now, FIXME: should be  MethodResult<ApiType, F>, like in derive)
+
+// These are the types that don't lose type information (used for api.derive.*)
+// Also use these for api.rpc.* https://github.com/pezkuwichain/pezkuwi-api/issues/1009
+export interface RxResult<F extends AnyFunction> {
+  (...args: Parameters<F>): Observable<ObsInnerType<ReturnType<F>>>;
+  <T>(...args: Parameters<F>): Observable<T>;
+}
+
+export interface PromiseResult<F extends AnyFunction> {
+  (...args: Parameters<F>): Promise<ObsInnerType<ReturnType<F>>>;
+  (...args: Push<Parameters<F>, Callback<ObsInnerType<ReturnType<F>>>>): UnsubscribePromise;
+  <T extends Codec | Codec[]>(...args: Parameters<F>): Promise<T>;
+  <T extends Codec | Codec[]>(...args: Push<Parameters<F>, Callback<T>>): UnsubscribePromise;
+}
+
+// In the abstract `decorateMethod` in Base.ts, we can also pass in some meta-
+// information. This describes it.
+export interface DecorateMethodOptions {
+  methodName?: string;
+  overrideNoSub?: (...args: unknown[]) => Observable<Codec>;
+}
+
+export type DecorateFn <T extends Codec> = (...args: any[]) => Observable<T>;
+
+export interface PaginationOptions<A = unknown> {
+  args: A[];
+  pageSize: number;
+  startKey?: string;
+}
+
+export type DecorateMethod<_ApiType extends ApiTypes, T = any> =
+  <M extends (...args: any[]) => Observable<any>>(method: M, options?: DecorateMethodOptions) => T;
+
+type AsCodec<R> = R extends Codec
+  ? R
+  : Codec;
+
+export type ReturnCodec<F extends AnyFunction> = AsCodec<ObsInnerType<ReturnType<F>>>;
+
+// eslint-disable-next-line @typescript-eslint/no-empty-interface
+export interface EmptyBase<_> {
+  // this is use to allow use to have unused vars in augmented interfaces,
+  // so intentionally left empty
+}

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

@@ -0,0 +1,31 @@
+// Copyright 2017-2025 @pezkuwi/api-base authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { Observable } from 'rxjs';
+import type { AnyFunction, Codec, DefinitionCallNamed } from '@pezkuwi/types/types';
+import type { ApiTypes, EmptyBase, ReturnCodec } from './base.js';
+
+export type DecoratedCallBase<ApiType extends ApiTypes, F extends AnyFunction = (...args: any[]) => Observable<Codec>> =
+  ApiType extends 'rxjs'
+    ? <T = ReturnCodec<F>> (...args: Parameters<F>) => Observable<T>
+    : <T = ReturnCodec<F>> (...args: Parameters<F>) => Promise<T>;
+
+export type AugmentedCall<ApiType extends ApiTypes, F extends AnyFunction = (...args: any[]) => Observable<Codec>> = DecoratedCallBase<ApiType, F> & {
+  /** The metadata/description/definition for this method */
+  meta: DefinitionCallNamed
+};
+
+// augmented interfaces
+
+// eslint-disable-next-line @typescript-eslint/no-empty-interface
+export interface AugmentedCalls<ApiType extends ApiTypes> extends EmptyBase<ApiType> {
+  // augmented
+}
+
+// eslint-disable-next-line @typescript-eslint/consistent-indexed-object-style
+export interface QueryableCalls<ApiType extends ApiTypes> extends AugmentedCalls<ApiType> {
+  // when non-augmented, we need to at least have Codec results
+  [key: string]: QueryableModuleCalls<ApiType>;
+}
+
+export type QueryableModuleCalls<ApiType extends ApiTypes> = Record<string, DecoratedCallBase<ApiType>>;

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

@@ -0,0 +1,25 @@
+// Copyright 2017-2025 @pezkuwi/api-base authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { PezpalletConstantMetadataLatest } from '@pezkuwi/types/interfaces';
+import type { Codec } from '@pezkuwi/types/types';
+import type { ApiTypes, EmptyBase } from './base.js';
+
+export interface AugmentedConst<_ extends ApiTypes> {
+  meta: PezpalletConstantMetadataLatest;
+}
+
+// augmented interfaces
+
+// eslint-disable-next-line @typescript-eslint/no-empty-interface
+export interface AugmentedConsts<ApiType extends ApiTypes> extends EmptyBase<ApiType> {
+  // augmented
+}
+
+// eslint-disable-next-line @typescript-eslint/consistent-indexed-object-style
+export interface QueryableConsts<ApiType extends ApiTypes> extends AugmentedConsts<ApiType> {
+  // when non-augmented, we need to at least have Codec results
+  [key: string]: QueryableModuleConsts;
+}
+
+export type QueryableModuleConsts = Record<string, Codec>;

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

@@ -0,0 +1,8 @@
+// Copyright 2017-2025 @pezkuwi/api-base authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { Observable } from 'rxjs';
+
+type DeriveCreator = (instanceId: string, api: unknown) => (...args: unknown[]) => Observable<any>;
+
+export type DeriveCustom = Record<string, Record<string, DeriveCreator>>;

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

@@ -0,0 +1,22 @@
+// Copyright 2017-2025 @pezkuwi/api-base authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { IsError } from '@pezkuwi/types/metadata/decorate/types';
+import type { ApiTypes, EmptyBase } from './base.js';
+
+export type AugmentedError<_ extends ApiTypes> = IsError;
+
+// augmented interfaces
+
+// eslint-disable-next-line @typescript-eslint/no-empty-interface
+export interface AugmentedErrors<ApiType extends ApiTypes> extends EmptyBase<ApiType> {
+  // augmented
+}
+
+// eslint-disable-next-line @typescript-eslint/consistent-indexed-object-style
+export interface DecoratedErrors<ApiType extends ApiTypes> extends AugmentedErrors<ApiType> {
+  // when non-augmented, we need to at least have Codec results
+  [key: string]: ModuleErrors<ApiType>;
+}
+
+export type ModuleErrors<ApiType extends ApiTypes> = Record<string, AugmentedError<ApiType>>;

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

@@ -0,0 +1,23 @@
+// Copyright 2017-2025 @pezkuwi/api-base authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { IsEvent } from '@pezkuwi/types/metadata/decorate/types';
+import type { AnyTuple } from '@pezkuwi/types/types';
+import type { ApiTypes, EmptyBase } from './base.js';
+
+export type AugmentedEvent<_ extends ApiTypes, T extends AnyTuple = AnyTuple, N = unknown> = IsEvent<T, N>;
+
+// augmented interfaces
+
+// eslint-disable-next-line @typescript-eslint/no-empty-interface
+export interface AugmentedEvents<ApiType extends ApiTypes> extends EmptyBase<ApiType> {
+  // augmented
+}
+
+// eslint-disable-next-line @typescript-eslint/consistent-indexed-object-style
+export interface DecoratedEvents<ApiType extends ApiTypes> extends AugmentedEvents<ApiType> {
+  // when non-augmented, we need to at least have Codec results
+  [key: string]: ModuleEvents<ApiType>;
+}
+
+export type ModuleEvents<ApiType extends ApiTypes> = Record<string, AugmentedEvent<ApiType>>;

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

@@ -0,0 +1,16 @@
+// Copyright 2017-2025 @pezkuwi/api authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+// These are augmented, do an augmentation export
+export * from '@pezkuwi/api-base/types/calls';
+export * from '@pezkuwi/api-base/types/consts';
+export * from '@pezkuwi/api-base/types/errors';
+export * from '@pezkuwi/api-base/types/events';
+export * from '@pezkuwi/api-base/types/storage';
+export * from '@pezkuwi/api-base/types/submittable';
+
+// normal exports
+export * from './api.js';
+export * from './base.js';
+export * from './derive.js';
+export * from './rpc.js';

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

@@ -0,0 +1,35 @@
+// Copyright 2017-2025 @pezkuwi/api-base authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { Observable } from 'rxjs';
+import type { AnyFunction, AnyJson, Callback, DefinitionRpc } from '@pezkuwi/types/types';
+import type { ApiTypes, PromiseResult, Push, RxResult, UnsubscribePromise } from './base.js';
+
+export type { AugmentedRpc } from '@pezkuwi/rpc-core/types';
+
+export interface RxRpcResult<F extends AnyFunction> extends RxResult<F> {
+  raw <T> (...args: Parameters<F>): Observable<T>;
+  meta: DefinitionRpc;
+}
+
+export interface PromiseRpcResult<F extends AnyFunction> extends PromiseResult<F> {
+  raw <T> (...args: Parameters<F>): Promise<T>;
+  raw <T> (...args: Push<Parameters<F>, Callback<T>>): UnsubscribePromise;
+  meta: DefinitionRpc;
+}
+
+export type RpcMethodResult<ApiType extends ApiTypes, F extends AnyFunction> = ApiType extends 'rxjs'
+  ? RxRpcResult<F>
+  : PromiseRpcResult<F>;
+
+export type DecoratedRpcSection<ApiType extends ApiTypes, Section> = {
+  [M in keyof Section]: Section[M] extends AnyFunction
+    ? RpcMethodResult<ApiType, Section[M]>
+    : never
+}
+
+export type RawRpcType<ApiType extends ApiTypes> = (method: string, ...params: unknown[]) => ApiType extends 'rxjs' ? Observable<AnyJson> : Promise<AnyJson>;
+
+export type DecoratedRpc<ApiType extends ApiTypes, AllSections> = {
+  [S in keyof AllSections]: DecoratedRpcSection<ApiType, AllSections[S]>
+} & RawRpcType<ApiType>

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

@@ -0,0 +1,123 @@
+// Copyright 2017-2025 @pezkuwi/api-base authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { Observable } from 'rxjs';
+import type { StorageKey, u64 } from '@pezkuwi/types';
+import type { Hash } from '@pezkuwi/types/interfaces';
+import type { StorageEntry } from '@pezkuwi/types/primitive/types';
+import type { AnyFunction, AnyTuple, Callback, Codec, IStorageKey } from '@pezkuwi/types/types';
+import type { ApiTypes, DropLast, EmptyBase, MethodResult, PaginationOptions, PromiseOrObs, ReturnCodec, UnsubscribePromise } from './base.js';
+
+type StorageEntryObservableMulti<R extends Codec = Codec> = <T extends Codec = R>(args: unknown[]) => Observable<T[]>;
+
+interface StorageEntryPromiseMulti<R extends Codec = Codec> {
+  <T extends Codec = R>(args: unknown[]): Promise<T[]>;
+  <T extends Codec = R>(args: unknown[], callback: Callback<T[]>): UnsubscribePromise;
+}
+
+export interface StorageEntryPromiseOverloads {
+  (arg1?: unknown, arg2?: unknown, arg3?: unknown): Promise<Codec>;
+  <T extends Codec>(arg1?: unknown, arg2?: unknown, arg3?: unknown): Promise<T>;
+  <T extends Codec>(callback: Callback<T>): UnsubscribePromise;
+  <T extends Codec>(arg: unknown, callback: Callback<T>): UnsubscribePromise;
+  <T extends Codec>(arg1: unknown, arg2: unknown, callback: Callback<T>): UnsubscribePromise;
+  <T extends Codec>(arg1: unknown, arg2: unknown, arg3: unknown, callback: Callback<T>): UnsubscribePromise;
+}
+
+export interface StorageEntryPromiseOverloadsAt {
+  (arg1?: unknown, arg2?: unknown, arg3?: unknown): Promise<Codec>;
+  <T extends Codec>(arg1?: unknown, arg2?: unknown, arg3?: unknown): Promise<T>;
+}
+
+// This is the most generic typings we can have for a storage entry function
+export type GenericStorageEntryFunction = (...args: unknown[]) => Observable<Codec>
+
+export type QueryableStorageEntry<ApiType extends ApiTypes, A extends AnyTuple = AnyTuple> =
+  ApiType extends 'rxjs'
+    ? AugmentedQuery<'rxjs', GenericStorageEntryFunction, A>
+    : AugmentedQuery<'promise', GenericStorageEntryFunction, A> & StorageEntryPromiseOverloads;
+
+export type QueryableStorageEntryAt<ApiType extends ApiTypes, A extends AnyTuple = AnyTuple> =
+  ApiType extends 'rxjs'
+    ? AugmentedQueryAt<'rxjs', GenericStorageEntryFunction, A>
+    : AugmentedQueryAt<'promise', GenericStorageEntryFunction, A> & StorageEntryPromiseOverloadsAt;
+
+export interface StorageEntryBase<ApiType extends ApiTypes, F extends AnyFunction, A extends AnyTuple = AnyTuple> extends StorageEntryBaseAt<ApiType, F, A> {
+  /**
+   * @deprecated Use api.at(<blockHash>)
+   */
+  at: <T = ReturnCodec<F>>(hash: Hash | Uint8Array | string, ...args: Parameters<F>) => PromiseOrObs<ApiType, T>;
+  creator: StorageEntry;
+  /**
+   * @deprecated Use api.at(<blockHash>)
+   */
+  entriesAt: <T = ReturnCodec<F>, K extends AnyTuple = A>(hash: Hash | Uint8Array | string, ...args: DropLast<Parameters<F>>) => PromiseOrObs<ApiType, [StorageKey<K>, T][]>;
+  /**
+   * @deprecated Use api.at(<blockHash>)
+   */
+  keysAt: <K extends AnyTuple = A> (hash: Hash | Uint8Array | string, ...args: DropLast<Parameters<F>>) => PromiseOrObs<ApiType, StorageKey<K>[]>;
+  /**
+   * @deprecated Use api.at(<blockHash>)
+   */
+  sizeAt: (hash: Hash | Uint8Array | string, ...args: Parameters<F>) => PromiseOrObs<ApiType, u64>;
+  multi: ApiType extends 'rxjs'
+    ? StorageEntryObservableMulti<ReturnCodec<F>>
+    : StorageEntryPromiseMulti<ReturnCodec<F>>;
+}
+
+export interface StorageEntryBaseAt<ApiType extends ApiTypes, F extends AnyFunction, A extends AnyTuple = AnyTuple> {
+  entries: <T = ReturnCodec<F>, K extends AnyTuple = A>(...args: DropLast<Parameters<F>>) => PromiseOrObs<ApiType, [StorageKey<K>, T][]>;
+  entriesPaged: <T = ReturnCodec<F>, K extends AnyTuple = A>(opts: PaginationOptions<Parameters<F>[0]>) => PromiseOrObs<ApiType, [StorageKey<K>, T][]>;
+  hash: (...args: Parameters<F>) => PromiseOrObs<ApiType, Hash>;
+  is: (key: IStorageKey<AnyTuple>) => key is IStorageKey<A>;
+  key: (...args: Parameters<F>) => string;
+  keyPrefix: (...args: DropLast<Parameters<F>>) => string;
+  keys: <K extends AnyTuple = A> (...args: DropLast<Parameters<F>>) => PromiseOrObs<ApiType, StorageKey<K>[]>;
+  keysPaged: <K extends AnyTuple = A> (opts: PaginationOptions<Parameters<F>[0]>) => PromiseOrObs<ApiType, StorageKey<K>[]>;
+  size: (...args: Parameters<F>) => PromiseOrObs<ApiType, u64>;
+}
+
+export type QueryableModuleStorage<ApiType extends ApiTypes> = Record<string, QueryableStorageEntry<ApiType, AnyTuple>>;
+
+export type QueryableModuleStorageAt<ApiType extends ApiTypes> = Record<string, QueryableStorageEntryAt<ApiType, AnyTuple>>;
+
+export type QueryableStorageMultiArg<ApiType extends ApiTypes> =
+  QueryableStorageEntry<ApiType> |
+  [QueryableStorageEntry<ApiType>, ...unknown[]];
+
+export type QueryableStorageMultiBase<ApiType extends ApiTypes> = <T extends Codec[]>(calls: QueryableStorageMultiArg<ApiType>[]) => Observable<T>;
+
+export interface QueryableStorageMultiPromise<ApiType extends ApiTypes> {
+  <T extends Codec[]>(calls: QueryableStorageMultiArg<ApiType>[], callback: Callback<T>): UnsubscribePromise;
+  <T extends Codec[]>(calls: QueryableStorageMultiArg<ApiType>[]): Promise<T>;
+}
+
+export type QueryableStorageMulti<ApiType extends ApiTypes> =
+  ApiType extends 'rxjs'
+    ? QueryableStorageMultiBase<ApiType>
+    : QueryableStorageMultiPromise<ApiType>;
+
+export type AugmentedQuery<ApiType extends ApiTypes, F extends AnyFunction, A extends AnyTuple = AnyTuple> = MethodResult<ApiType, F> & StorageEntryBase<ApiType, F, A>;
+
+export type AugmentedQueryAt<ApiType extends ApiTypes, F extends AnyFunction, A extends AnyTuple = AnyTuple> = MethodResult<ApiType, F> & StorageEntryBaseAt<ApiType, F, A>;
+
+// backwards compatibility-only
+export type AugmentedQueryDoubleMap<ApiType extends ApiTypes, F extends AnyFunction, A extends AnyTuple = AnyTuple> = AugmentedQuery<ApiType, F, A>;
+
+// augmented interfaces
+
+// eslint-disable-next-line @typescript-eslint/no-empty-interface
+export interface AugmentedQueries<ApiType extends ApiTypes> extends EmptyBase<ApiType> {
+  // augmented
+}
+
+// eslint-disable-next-line @typescript-eslint/consistent-indexed-object-style
+export interface QueryableStorage<ApiType extends ApiTypes> extends AugmentedQueries<ApiType> {
+  // when non-augmented, we need to at least have Codec results
+  [key: string]: QueryableModuleStorage<ApiType>;
+}
+
+// eslint-disable-next-line @typescript-eslint/consistent-indexed-object-style
+export interface QueryableStorageAt<ApiType extends ApiTypes> extends AugmentedQueries<ApiType> {
+  [key: string]: QueryableModuleStorageAt<ApiType>;
+}

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

@@ -0,0 +1,114 @@
+// Copyright 2017-2025 @pezkuwi/api-base authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { Observable } from 'rxjs';
+import type { AccountId, Address, ApplyExtrinsicResult, BlockNumber, Call, DispatchError, DispatchInfo, EventRecord, Extrinsic, ExtrinsicStatus, Hash, RuntimeDispatchInfo } from '@pezkuwi/types/interfaces';
+import type { AnyFunction, AnyNumber, AnyTuple, AnyU8a, Callback, CallBase, Codec, IExtrinsicEra, IKeyringPair, ISubmittableResult, Signer } from '@pezkuwi/types/types';
+import type { ApiTypes, EmptyBase, PromiseOrObs } from './base.js';
+
+export type AugmentedSubmittable<T extends AnyFunction, A extends AnyTuple = AnyTuple> = T & CallBase<A>;
+
+export type AddressOrPair = IKeyringPair | string | AccountId | Address;
+
+export interface SignerOptions {
+  blockHash: Uint8Array | string;
+  era?: IExtrinsicEra | number;
+  nonce: AnyNumber | Codec;
+  signer?: Signer;
+  tip?: AnyNumber;
+  assetId?: AnyNumber | object;
+  mode?: AnyNumber;
+  metadataHash?: AnyU8a;
+  withSignedTransaction?: boolean;
+}
+
+export type SubmittableDryRunResult<ApiType extends ApiTypes> =
+  ApiType extends 'rxjs'
+    ? Observable<ApplyExtrinsicResult>
+    : Promise<ApplyExtrinsicResult>;
+
+export type SubmittableResultResult<ApiType extends ApiTypes, R extends ISubmittableResult = ISubmittableResult> =
+  ApiType extends 'rxjs'
+    ? Observable<R>
+    : Promise<Hash>;
+
+export type SubmittableResultSubscription<ApiType extends ApiTypes, R extends ISubmittableResult = ISubmittableResult> =
+  ApiType extends 'rxjs'
+    ? Observable<R>
+    : Promise<() => void>;
+
+export type SubmittablePaymentResult<ApiType extends ApiTypes> =
+  ApiType extends 'rxjs'
+    ? Observable<RuntimeDispatchInfo>
+    : Promise<RuntimeDispatchInfo>;
+
+export interface SubmittableResultValue {
+  dispatchError?: DispatchError | undefined;
+  dispatchInfo?: DispatchInfo | undefined;
+  events?: EventRecord[];
+  internalError?: Error | undefined;
+  status: ExtrinsicStatus;
+  txHash: Hash;
+  txIndex?: number | undefined;
+  blockNumber?: BlockNumber;
+}
+
+export interface SubmittableExtrinsic<ApiType extends ApiTypes, R extends ISubmittableResult = ISubmittableResult> extends Extrinsic {
+  /** true if api.rpc.system.dryRun is available, enabling dryRun(...) */
+  hasDryRun: boolean;
+  /** true if api.call.transactionPaymentApi.queryInfo is available, enabling paymentInfo(...)  */
+  hasPaymentInfo: boolean;
+
+  dryRun (account: AddressOrPair, options?: Partial<SignerOptions>): SubmittableDryRunResult<ApiType>;
+
+  paymentInfo (account: AddressOrPair, options?: Partial<SignerOptions>): SubmittablePaymentResult<ApiType>;
+
+  send (): SubmittableResultResult<ApiType>;
+
+  send (statusCb: Callback<R>): SubmittableResultSubscription<ApiType, R>;
+
+  /**
+   * @description Sign the constructed transaction asynchronously.
+   *
+   * The result is a signed extrinsic that is ready to be broadcast to the network via `.send()`, `rpc.author.submitExtrinsic()`, or
+   * any custom submission logic.
+   */
+  signAsync (account: AddressOrPair, _options?: Partial<SignerOptions>): PromiseOrObs<ApiType, this>;
+
+  /**
+   * @description Sign and broadcast the constructued transaction.
+   *
+   * Note for injected signers:
+   * As of v12.0.1 and up the `SignerResult` return type for `signPayload` allows for the `signedTransaction` field.
+   * This allows the signer to input a signed transaction that will be directly broadcasted. This
+   * bypasses the api adding the signature to the payload. The api will ensure that the Call Data is not changed before it broadcasts the
+   * transaction. This allows for the signer to modify the payload to add things like `mode`, and `metadataHash` for
+   * signedExtensions such as `CheckMetadataHash`.
+   */
+  signAndSend (account: AddressOrPair, options?: Partial<SignerOptions>): SubmittableResultResult<ApiType, R>;
+
+  signAndSend (account: AddressOrPair, statusCb: Callback<R>): SubmittableResultSubscription<ApiType>;
+
+  signAndSend (account: AddressOrPair, options: Partial<SignerOptions>, statusCb?: Callback<R>): SubmittableResultSubscription<ApiType, R>;
+
+  withResultTransform (transform: (input: ISubmittableResult) => ISubmittableResult): this;
+}
+
+export interface SubmittableExtrinsicFunction<ApiType extends ApiTypes, A extends AnyTuple = AnyTuple> extends CallBase<A> {
+  (...params: any[]): SubmittableExtrinsic<ApiType>;
+}
+
+// augmented interfaces
+
+// eslint-disable-next-line @typescript-eslint/no-empty-interface
+export interface AugmentedSubmittables<ApiType extends ApiTypes> extends EmptyBase<ApiType> {
+  // augmented
+}
+
+export interface SubmittableExtrinsics<ApiType extends ApiTypes> extends AugmentedSubmittables<ApiType> {
+  (extrinsic: Call | Extrinsic | Uint8Array | string): SubmittableExtrinsic<ApiType>;
+  // when non-augmented, we need to at least have Codec results
+  [key: string]: SubmittableModuleExtrinsics<ApiType>;
+}
+
+export type SubmittableModuleExtrinsics<ApiType extends ApiTypes> = Record<string, SubmittableExtrinsicFunction<ApiType>>;