recurly-error.js

"use strict";

const _ = require("lodash");
const util = require("util");
const debug = require("debug")("recurring:error");

const RecurlyError = function RecurlyError(struct) {
  debug("constructing RecurlyError from %O", struct);

  this.name = "RecurlyError";

  this.errors = [];
  if (typeof struct === "string") {
    this.message = struct;
  }
  // Handle transaction errors.
  if (struct.transaction_error) {
    // massage the output a little bit.
    if (struct.error) {
      struct.error.message = struct.error["#"] || "";
      delete struct.error["#"];
      // Add the error detail.
      this.errors.push(struct.error);
    }

    // Add extra detail about the error.
    this.message = struct.transaction_error.merchant_message;
    this.error_code = struct.transaction_error.error_code;
    this.error_category = struct.transaction_error.error_category;
    this.merchant_message = struct.transaction_error.merchant_message;
    this.customer_message = struct.transaction_error.customer_message;
    this.gateway_error_code = struct.transaction_error.gateway_error_code;
  }
  // Handle the case where there is a single validation error.
  else if (struct.symbol) {
    // massage the output a little bit...

    // {
    //   symbol: 'not_found',
    //   description: {
    //     '#': 'Couldn\'t find Account with account_code = some-invalid-id',
    //     lang: 'en-US'
    //   }
    // }
    if (struct.symbol === "not_found") {
      this.message = _.get(struct, "description.#");
      this.error_code = "not_found";
      delete struct.description;
    }

    // { '#': 'is not a valid email address',
    //   field: 'account.email',
    //   symbol: 'invalid_email'
    // }
    else {
      struct.message = struct["#"] || struct.message;
      this.message = [struct.field, struct.message].join(" ");
      delete struct["#"];
    }

    this.errors.push(struct);
  }
  // Handle case where there are multiple validation errors.
  else {
    const keys = Object.keys(struct);
    for (let i = 0; i < keys.length; i++) {
      // massage the output a little bit.
      const err = struct[keys[i]];
      err.message = err["#"];
      delete err["#"];
      this.errors.push(err);
    }

    if (this.errors.length === 1) {
      this.message = this.errors[0].message;
    } else {
      this.message = `${this.errors.length} validation errors`;
    }
  }
  debug("constructed RecurlyError", this);
};

util.inherits(RecurlyError, Error);

module.exports = RecurlyError;