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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 8x 8x 3x 3x 5x 1x 4x 4x 2x 2x 1x 2x 4x 8x 8x 8x 12x | import * as Queries from './queries';
import { Cardano } from '@cardano-sdk/core';
import { Logger } from 'ts-log';
import { Pool, QueryResult } from 'pg';
export enum AddressWith {
MultiAsset = 'multiAsset',
AssetWithoutName = 'AssetWithoutName',
ReferenceScript = 'ReferenceScript',
InlineDatum = 'InlineDatum'
}
export class UtxoFixtureBuilder {
#db: Pool;
#logger: Logger;
constructor(db: Pool, logger: Logger) {
this.#db = db;
this.#logger = logger;
}
public async getAddresses(
desiredQty: number,
options?: { with?: AddressWith[]; scriptType?: string }
): Promise<Cardano.PaymentAddress[]> {
this.#logger.debug(`About to fetch up to ${desiredQty} addresses`);
let result: QueryResult<{ address: string }>;
if (options?.with?.includes(AddressWith.ReferenceScript)) {
const type = options.scriptType ? options.scriptType : 'timelock';
result = await this.#db.query(Queries.findAddressWithScriptRefUtxo, [desiredQty, type]);
} else if (options?.with?.includes(AddressWith.InlineDatum)) {
result = await this.#db.query(Queries.findAddressWithInlineDatumUtxo, [desiredQty]);
} else {
let query = Queries.findAddresses;
if (options?.with?.includes(AddressWith.MultiAsset)) {
query = Queries.beingMultiAssetAddresses;
if (options?.with?.includes(AddressWith.AssetWithoutName)) {
query += Queries.withMultiAssetWithoutName;
}
query += Queries.endMultiAssetAddresses;
}
result = await this.#db.query(query, [desiredQty]);
}
const resultsQty = result!.rows.length;
Iif (result!.rows.length === 0) {
throw new Error('No addresses found');
} else Iif (resultsQty < desiredQty) {
this.#logger.warn(`${desiredQty} distinct addresses desired, only ${resultsQty} results found`);
}
return result!.rows.map(({ address }) => address as unknown as Cardano.PaymentAddress);
}
}
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