import { Injectable } from '@nestjs/common'

import { Crava as CravaSettings } from '../../typings/global'
import { ExternalExceptionError } from '../../errors/external_exception.error'
import { HttpService } from '../http'

import { Product } from './enums/product.enum'
import { User } from './types/user.type'

@Injectable()
export class CravaService {
  constructor(private readonly httpService: HttpService) {}

  private get settings(): CravaSettings {
    return globalThis.secret.crava
  }

  async redeemBenefict({ user, product }: { user: User; product: Product }): Promise<void> {
    try {
      await this.httpService.put(
        `${this.settings.endpoint}/redeemedbenefits`,
        { id: user.id, cpf: user.documentNumber, codigo: product },
        {
          name: this.constructor.name,
          headers: {
            'Content-Type': 'application/json',
            Authorization: `Bearer ${this.settings.token}`,
          },
        },
      )
    } catch (error) {
      throw new ExternalExceptionError(`Crava API returns ${error.statusCode} status code error.`)
    }
  }
}