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/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */

// @flow

import { hasException } from "../selectors";

import type { ThunkArgs } from "./types";
import type { Exception } from "../types";

export function addExceptionFromResources(resources: Array<Object>) {
  return async function({ dispatch }: ThunkArgs) {
    for (const resource of resources) {
      const { pageError } = resource;
      if (!pageError.error) {
        continue;
      }
      const { columnNumber, lineNumber, sourceId, errorMessage } = pageError;
      const stacktrace = pageError.stacktrace || [];

      const exception = {
        columnNumber,
        lineNumber,
        sourceActorId: sourceId,
        errorMessage,
        stacktrace,
      };

      dispatch(addException(exception));
    }
  };
}

export function addException(exception: Exception) {
  return async function({ dispatch, getState }: ThunkArgs) {
    const { columnNumber, lineNumber } = exception;

    if (!hasException(getState(), lineNumber, columnNumber)) {
      dispatch({
        type: "ADD_EXCEPTION",
        exception,
      });
    }
  };
}