@shogun-sdk/money-legos/src/clients/one-shot-client.ts

Shogun Money Legos: clients and types for quotes, memes, prices, balances, fees, validations, etc.

import { fetchQuote, QuoteParams, QuoteTypes } from '@shogun-sdk/money-legos';
import { isBscSwap } from '../utils/index.js';
import { tryHandleFourMemeQuote } from '../quoteHandlers/index.js';

export class OneShotClient {
  private readonly apiKey: string;
  private readonly apiUrl: string;

  constructor(apiKey: string, apiUrl: string) {
    this.apiKey = apiKey;
    this.apiUrl = apiUrl;
  }

  /**
   * Fetches a quote from the Shogun API
   * @param params Quote parameters
   * @param signal AbortSignal for cancelling the request
   * @returns Promise<QuoteTypes>
   */
  public async fetchQuote(params: QuoteParams, signal?: AbortSignal): Promise<QuoteTypes> {
    const result = await this.tryToHandleQuoteManually(params);
    if (result.error) {
      return { error: result.error } as unknown as QuoteTypes;
    }

    if (result.isHandled) {
      return result.quote as QuoteTypes;
    }

    return fetchQuote(
      {
        key: this.apiKey,
        url: this.apiUrl,
      },
      params,
      signal || new AbortSignal(),
    );
  }

  private async tryToHandleQuoteManually(
    params: QuoteParams,
  ): Promise<{ isHandled: boolean; quote?: QuoteTypes; error?: string }> {
    if (isBscSwap(params)) {
      // if its a bsc swap then it might be a four meme swap
      return tryHandleFourMemeQuote(this.apiKey, this.apiUrl, params);
    }
    return { isHandled: false };
  }
}