import SlackClient from '../index';

export default class FindMessages {
  client: SlackClient;

  constructor(client: SlackClient) {
    this.client = client;
  }

  async run(query: string, sortBy: string, sortDirection: string, count = 1) {
    const headers = {
      Authorization: `Bearer ${this.client.connection.formattedData.accessToken}`,
    };

    const params = {
      query,
      sort: sortBy,
      sort_dir: sortDirection,
      count,
    };

    const response = await this.client.httpClient.get('/search.messages', {
      headers,
      params,
    });

    const data = response.data;

    if (!data.ok) {
      if (data.error === 'missing_scope') {
        throw new Error(
          `Error occured while finding messages; ${data.error}: ${data.needed}`
        );
      }

      throw new Error(`Error occured while finding messages; ${data.error}`);
    }

    const messages = data.messages.matches;
    const message = messages?.[0];

    return message;
  }
}