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navigation.js
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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 { clearDocuments } from "../utils/editor";
import sourceQueue from "../utils/source-queue";
import { getSourceList } from "../reducers/sources";
import { waitForMs } from "../utils/utils";
import { newGeneratedSources } from "./sources";
import { updateWorkers } from "./debuggee";
import { clearWasmStates } from "../utils/wasm";
import { getMainThread } from "../selectors";
import type { Action, ThunkArgs } from "./types";
/**
* Redux actions for the navigation state
* @module actions/navigation
*/
/**
* @memberof actions/navigation
* @static
*/
export function willNavigate(event: Object) {
return async function({
dispatch,
getState,
client,
sourceMaps,
parser
}: ThunkArgs) {
sourceQueue.clear();
sourceMaps.clearSourceMaps();
clearWasmStates();
clearDocuments();
parser.clear();
client.detachWorkers();
const thread = getMainThread(getState());
dispatch({
type: "NAVIGATE",
mainThread: { ...thread, url: event.url }
});
};
}
export function connect(url: string, actor: string, canRewind: boolean) {
return async function({ dispatch }: ThunkArgs) {
await dispatch(updateWorkers());
dispatch(
({
type: "CONNECT",
mainThread: { url, actor, type: -1, name: "" },
canRewind
}: Action)
);
};
}
/**
* @memberof actions/navigation
* @static
*/
export function navigated() {
return async function({ dispatch, getState, client, panel }: ThunkArgs) {
// this time out is used to wait for sources. If we have 0 sources,
// it is likely that the sources are being loaded from the bfcache,
// and we should make an explicit request to the server to load them.
await waitForMs(100);
if (getSourceList(getState()).length == 0) {
const sources = await client.fetchSources();
dispatch(newGeneratedSources(sources));
}
panel.emit("reloaded");
};
}