71 lines
2.6 KiB
TypeScript
71 lines
2.6 KiB
TypeScript
// Copyright 2017-2021 @polkadot/api-contract authors & contributors
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// SPDX-License-Identifier: Apache-2.0
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import type { SubmittableExtrinsic } from '@polkadot/api/submittable/types';
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import type { ApiTypes, DecorateMethod } from '@polkadot/api/types';
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import type { AccountId, EventRecord, Hash } from '@polkadot/types/interfaces';
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import type { AnyJson, CodecArg, ISubmittableResult } from '@polkadot/types/types';
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import type { AbiConstructor, BlueprintOptions } from '../types';
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import type { MapConstructorExec } from './types';
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import { SubmittableResult } from '@polkadot/api';
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import { ApiBase } from '@polkadot/api/base';
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import { BN_ZERO, isUndefined } from '@polkadot/util';
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import { Abi } from '../Abi';
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import { applyOnEvent } from '../util';
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import { Base } from './Base';
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import { Contract } from './Contract';
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import { createBluePrintTx, encodeSalt } from './util';
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export class BlueprintSubmittableResult<ApiType extends ApiTypes> extends SubmittableResult {
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public readonly contract?: Contract<ApiType>;
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constructor (result: ISubmittableResult, contract?: Contract<ApiType>) {
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super(result);
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this.contract = contract;
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}
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}
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export class Blueprint<ApiType extends ApiTypes> extends Base<ApiType> {
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/**
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* @description The on-chain code hash for this blueprint
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*/
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public readonly codeHash: Hash;
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readonly #tx: MapConstructorExec<ApiType> = {};
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constructor (api: ApiBase<ApiType>, abi: AnyJson | Abi, codeHash: string | Hash | Uint8Array, decorateMethod: DecorateMethod<ApiType>) {
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super(api, abi, decorateMethod);
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this.codeHash = this.registry.createType('Hash', codeHash);
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this.abi.constructors.forEach((c): void => {
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if (isUndefined(this.#tx[c.method])) {
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this.#tx[c.method] = createBluePrintTx((o, p) => this.#deploy(c, o, p));
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}
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});
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}
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public get tx (): MapConstructorExec<ApiType> {
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return this.#tx;
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}
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#deploy = (constructorOrId: AbiConstructor | string | number, { gasLimit = BN_ZERO, salt, value = BN_ZERO }: BlueprintOptions, params: CodecArg[]): SubmittableExtrinsic<ApiType, BlueprintSubmittableResult<ApiType>> => {
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return this.api.tx.contracts
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.instantiate(
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value,
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gasLimit,
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this.codeHash,
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this.abi.findConstructor(constructorOrId).toU8a(params),
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encodeSalt(salt)
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)
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.withResultTransform((result: ISubmittableResult) =>
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new BlueprintSubmittableResult(result, applyOnEvent(result, ['Instantiated'], ([record]: EventRecord[]) =>
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new Contract<ApiType>(this.api, this.abi, record.event.data[1] as AccountId, this._decorateMethod)
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))
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);
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}
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}
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