mirror of
https://github.com/filecoin-project/slate.git
synced 2024-11-12 18:37:37 +03:00
340 lines
9.6 KiB
JavaScript
340 lines
9.6 KiB
JavaScript
import * as Middleware from '~/common/middleware';
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import * as Strings from '~/common/strings';
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import * as Utilities from '~/node_common/utilities';
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import * as Constants from '~/node_common/constants';
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import { createPow, ffs } from '@textile/powergate-client';
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const PowerGate = createPow({ host: Constants.POWERGATE_HOST });
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import FS from 'fs-extra';
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import WebSocketServer from 'ws';
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import express from 'express';
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import formidable from 'formidable';
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import next from 'next';
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import bodyParser from 'body-parser';
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import compression from 'compression';
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// TODO(jim): Support multiple desktop applications.
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let client = null;
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let state = null;
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const production = process.env.NODE_ENV === 'production';
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const port = process.env.PORT || 1337;
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const wsPort = process.env.WS_PORT || 2448;
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const app = next({ dev: !production, quiet: false });
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const nextRequestHandler = app.getRequestHandler();
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const setIntervalViewerUpdatesUnsafe = async () => {
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if (client) {
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try {
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console.log('[ prototype ] polling: new viewer state.');
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state = await Utilities.emitState({
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state,
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client,
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PG: PowerGate,
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});
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console.log('[ prototype ] polling: new library state.');
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state = await Utilities.refreshLibrary({
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state,
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PG: PowerGate,
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FFS: ffs,
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});
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} catch (e) {
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console.log(e);
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}
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}
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setTimeout(setIntervalViewerUpdatesUnsafe, Constants.POLLING_RATE);
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};
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app.prepare().then(async () => {
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console.log('[ prototype ] initializing ');
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state = {
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production,
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port,
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wsPort,
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token: null,
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library: null,
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status: null,
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messageList: null,
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peersList: null,
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addrsList: null,
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info: null,
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};
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if (!production) {
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// TODO(jim): Remove later.
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// We wipe all of the local data each time you run the application.
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try {
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await Utilities.resetFileSystem();
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const updates = await Utilities.refresh({ PG: PowerGate });
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state = await Utilities.updateStateData(state, updates);
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console.log('[ prototype ] updated without token');
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// NOTE(jim): This is a configuration folder with all of the client tokens.
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if (!FS.existsSync(`./.data`)) {
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FS.mkdirSync(`./.data`, { recursive: true });
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}
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// NOTE(jim): This will create a token for authentication with powergate.
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if (!FS.existsSync('./.data/powergate-token')) {
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const FFS = await PowerGate.ffs.create();
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state.token = FFS.token ? FFS.token : null;
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// NOTE(jim): Write a new token file.
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if (state.token) {
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FS.writeFileSync('./.data/powergate-token', state.token);
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}
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} else {
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state.token = FS.readFileSync('./.data/powergate-token', 'utf8');
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}
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if (state.token) {
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console.log('[ prototype ] powergate token:', state.token);
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PowerGate.setToken(state.token);
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}
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const tokenUpdates = await Utilities.refreshWithToken({
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PG: PowerGate,
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});
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state = await Utilities.updateStateData(state, tokenUpdates);
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console.log('[ prototype ] updated with token');
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// TODO(jim): Needs to support nested folders in the future.
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if (!FS.existsSync('./.data/library.json')) {
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const librarySchema = {
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library: [
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{
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...Utilities.createFolder({ id: Constants.FILE_STORAGE_URL }),
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file: 'Files',
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name: 'Files',
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},
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],
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};
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FS.writeFileSync('./.data/library.json', JSON.stringify(librarySchema));
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state.library = librarySchema.library;
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} else {
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const parsedLibrary = FS.readFileSync('./.data/library.json', 'utf8');
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state.library = JSON.parse(parsedLibrary).library;
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}
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} catch (e) {
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console.log('[ prototype ] you can not run the filecoin client, only web views allowed.');
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}
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}
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const server = express();
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const WSS = new WebSocketServer.Server({ port: wsPort });
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WSS.on('connection', (s) => {
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// TODO(jim): Suppport more than one client.
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client = s;
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s.on('close', function () {
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s.send(JSON.stringify({ action: null, data: 'closed' }));
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});
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s.send(JSON.stringify({ action: null, data: 'connected' }));
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});
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if (production) {
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server.use(compression());
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}
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server.use(Middleware.CORS);
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server.use('/public', express.static('public'));
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server.use(bodyParser.json());
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server.use(
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bodyParser.urlencoded({
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extended: false,
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})
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);
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server.post('/_/viewer', async (req, res) => {
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let data = state;
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if (!production) {
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const updates = await Utilities.refresh({ PG: PowerGate });
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const updatesWithToken = await Utilities.refreshWithToken({
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PG: PowerGate,
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});
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data = await Utilities.updateStateData(data, {
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...updates,
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...updatesWithToken,
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});
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}
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return res.status(200).send({ success: true, data });
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});
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server.post('/_/deals/storage', async (req, res) => {
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if (Strings.isEmpty(req.body.src)) {
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return res.status(500).send({ success: false });
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}
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const localPath = `.${req.body.src}`;
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const buffer = FS.readFileSync(localPath);
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const { cid } = await PowerGate.ffs.addToHot(buffer);
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const { jobId } = await PowerGate.ffs.pushConfig(cid);
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// TODO(jim): Refactor this so we repeat this less often.
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let write = false;
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for (let i = 0; i < state.library.length; i++) {
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for (let j = 0; j < state.library[i].children.length; j++) {
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if (localPath === state.library[i].children[j].id) {
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state.library[i].children[j].job_id = jobId;
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state.library[i].children[j].cid = cid;
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state.library[i].children[j].storage_status = 1;
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write = true;
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}
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}
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}
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if (write) {
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FS.writeFileSync('./.data/library.json', JSON.stringify({ library: state.library }));
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}
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state = await Utilities.emitState({ state, client, PG: PowerGate });
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return res.status(200).send({ success: true, cid, jobId });
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});
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server.post('/_/storage/:file', async (req, res) => {
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const form = formidable({
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multiples: true,
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uploadDir: Constants.FILE_STORAGE_URL,
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});
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form.parse(req, async (error, fields, files) => {
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if (error) {
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return res.status(500).send({ error });
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} else {
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// TODO(jim): Need to support other file types.
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if (!files.image) {
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console.error('[ prototype ] File type unspported', files);
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return res.status(500).send({ error: 'File type unsupported', files });
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}
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const newPath = form.uploadDir + req.params.file;
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FS.rename(files.image.path, newPath, function (err) {});
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const localFile = Utilities.createFile({
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id: newPath,
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data: files.image,
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});
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// TODO(jim): Messy, refactor.
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let pushed = false;
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for (let i = 0; i < state.library.length; i++) {
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if (!pushed) {
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state.library[i].children.push(localFile);
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pushed = true;
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break;
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}
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}
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if (pushed) {
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FS.writeFileSync('./.data/library.json', JSON.stringify({ library: state.library }));
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}
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state = await Utilities.emitState({
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state,
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client,
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PG: PowerGate,
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});
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return res.status(200).send({ success: true, file: localFile });
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}
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});
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});
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server.post('/_/upload/avatar', async (req, res) => {
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const form = formidable({
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multiples: true,
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uploadDir: Constants.AVATAR_STORAGE_URL,
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});
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form.parse(req, async (error, fields, files) => {
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if (error) {
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return res.status(500).send({ error });
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} else {
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const newPath = form.uploadDir + 'avatar.png';
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FS.rename(files.image.path, newPath, function (err) {});
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state = await Utilities.emitState({
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state,
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client,
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PG: PowerGate,
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});
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return res.status(200).send({ success: true });
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}
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});
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});
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server.post('/_/settings', async (req, res) => {
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let data;
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try {
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data = await PowerGate.ffs.setDefaultConfig(req.body.config);
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} catch (e) {
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return res.status(500).send({ error: e.message });
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}
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state = await Utilities.emitState({ state, client, PG: PowerGate });
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return res.status(200).send({ success: true, data });
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});
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server.post('/_/wallet/create', async (req, res) => {
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let data;
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try {
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data = await PowerGate.ffs.newAddr(req.body.name, req.body.type, req.body.makeDefault);
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} catch (e) {
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return res.status(500).send({ error: e.message });
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}
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state = await Utilities.emitState({ state, client, PG: PowerGate });
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return res.status(200).send({ success: true, data });
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});
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server.post('/_/wallet/send', async (req, res) => {
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let data;
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try {
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data = await PowerGate.ffs.sendFil(req.body.source, req.body.target, req.body.amount);
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} catch (e) {
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return res.status(500).send({ error: e.message });
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}
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state = await Utilities.emitState({ state, client, PG: PowerGate });
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return res.status(200).send({ success: true, data: { ...data, ...req.body } });
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});
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server.get('/', async (req, res) => {
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if (!state.token) {
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return res.redirect('/system');
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}
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return app.render(req, res, '/', {
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production,
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wsPort,
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});
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});
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server.get('*', async (req, res) => {
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return nextRequestHandler(req, res, req.url);
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});
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server.listen(port, async (err) => {
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if (err) {
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throw err;
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}
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console.log(`[ prototype ] client: http://localhost:${port}`);
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console.log(`[ prototype ] constants:`, Constants);
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if (!production) {
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await setIntervalViewerUpdatesUnsafe();
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}
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});
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});
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