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debuggee.js
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40 lines (34 loc) · 1.31 KB
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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 { differenceBy } from "lodash";
import type { Action, ThunkArgs } from "./types";
import { removeSourceActors } from "./source-actors";
import { getContext, getWorkers, getSourceActorsForThread } from "../selectors";
export function updateWorkers() {
return async function({ dispatch, getState, client }: ThunkArgs) {
const cx = getContext(getState());
const workers = await client.fetchWorkers();
const currentWorkers = getWorkers(getState());
const addedWorkers = differenceBy(workers, currentWorkers, w => w.actor);
const removedWorkers = differenceBy(currentWorkers, workers, w => w.actor);
if (removedWorkers.length > 0) {
const sourceActors = getSourceActorsForThread(
getState(),
removedWorkers.map(w => w.actor)
);
dispatch(removeSourceActors(sourceActors));
dispatch(
({
type: "REMOVE_WORKERS",
cx,
workers: removedWorkers.map(w => w.actor)
}: Action)
);
}
if (addedWorkers.length > 0) {
dispatch(({ type: "INSERT_WORKERS", cx, workers: addedWorkers }: Action));
}
};
}