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import { Utils } from "../../Utils";
import { MessageStore, Transferable, Types, Diff, YoutubeQueryInput, YoutubeQueryTypes } from "../Message";
import { Client } from "../Client";
import { Socket } from "socket.io";
import { Database } from "../database";
import { Search } from "../Search";
import * as io from 'socket.io';
import YoutubeApi from "../apis/youtube/youtubeApiSample";
import { GoogleCredentialsLoader } from "../credentials/CredentialsLoader";
import { logPort } from "../ActionUtilities";
import { timeMap } from "../ApiManagers/UserManager";
import { green } from "colors";
export namespace WebSocket {
export let _socket: Socket;
const clients: { [key: string]: Client } = {};
export const socketMap = new Map<SocketIO.Socket, string>();
export let disconnect: Function;
export async function start(isRelease: boolean) {
await preliminaryFunctions();
initialize(isRelease);
}
async function preliminaryFunctions() {
}
function initialize(isRelease: boolean) {
const endpoint = io();
endpoint.on("connection", function (socket: Socket) {
_socket = socket;
socket.use((_packet, next) => {
const userEmail = socketMap.get(socket);
if (userEmail) {
timeMap[userEmail] = Date.now();
}
next();
});
Utils.Emit(socket, MessageStore.Foo, "handshooken");
Utils.AddServerHandler(socket, MessageStore.Bar, guid => barReceived(socket, guid));
Utils.AddServerHandler(socket, MessageStore.SetField, (args) => setField(socket, args));
Utils.AddServerHandlerCallback(socket, MessageStore.GetField, getField);
Utils.AddServerHandlerCallback(socket, MessageStore.GetFields, getFields);
if (isRelease) {
Utils.AddServerHandler(socket, MessageStore.DeleteAll, deleteFields);
}
Utils.AddServerHandler(socket, MessageStore.CreateField, CreateField);
Utils.AddServerHandlerCallback(socket, MessageStore.YoutubeApiQuery, HandleYoutubeQuery);
Utils.AddServerHandler(socket, MessageStore.UpdateField, diff => UpdateField(socket, diff));
Utils.AddServerHandler(socket, MessageStore.DeleteField, id => DeleteField(socket, id));
Utils.AddServerHandler(socket, MessageStore.DeleteFields, ids => DeleteFields(socket, ids));
Utils.AddServerHandlerCallback(socket, MessageStore.GetRefField, GetRefField);
Utils.AddServerHandlerCallback(socket, MessageStore.GetRefFields, GetRefFields);
disconnect = () => {
socket.broadcast.emit("connection_terminated", Date.now());
socket.disconnect(true);
};
});
const socketPort = isRelease ? Number(process.env.socketPort) : 4321;
endpoint.listen(socketPort);
logPort("websocket", socketPort);
}
function HandleYoutubeQuery([query, callback]: [YoutubeQueryInput, (result?: any[]) => void]) {
const { ProjectCredentials } = GoogleCredentialsLoader;
switch (query.type) {
case YoutubeQueryTypes.Channels:
YoutubeApi.authorizedGetChannel(ProjectCredentials);
break;
case YoutubeQueryTypes.SearchVideo:
YoutubeApi.authorizedGetVideos(ProjectCredentials, query.userInput, callback);
case YoutubeQueryTypes.VideoDetails:
YoutubeApi.authorizedGetVideoDetails(ProjectCredentials, query.videoIds, callback);
}
}
export async function deleteFields() {
await Database.Instance.deleteAll();
if (process.env.DISABLE_SEARCH !== "true") {
await Search.clear();
}
await Database.Instance.deleteAll('newDocuments');
}
// export async function deleteUserDocuments() {
// await Database.Instance.deleteAll();
// await Database.Instance.deleteAll('newDocuments');
// }
export async function deleteAll() {
await Database.Instance.deleteAll();
await Database.Instance.deleteAll('newDocuments');
await Database.Instance.deleteAll('sessions');
await Database.Instance.deleteAll('users');
if (process.env.DISABLE_SEARCH !== "true") {
await Search.clear();
}
}
function barReceived(socket: SocketIO.Socket, userEmail: string) {
clients[userEmail] = new Client(userEmail.toString());
console.log(green(`user ${userEmail} has connected to the web socket`));
socketMap.set(socket, userEmail);
}
function getField([id, callback]: [string, (result?: Transferable) => void]) {
Database.Instance.getDocument(id, (result?: Transferable) =>
callback(result ? result : undefined));
}
function getFields([ids, callback]: [string[], (result: Transferable[]) => void]) {
Database.Instance.getDocuments(ids, callback);
}
function setField(socket: Socket, newValue: Transferable) {
Database.Instance.update(newValue.id, newValue, () =>
socket.broadcast.emit(MessageStore.SetField.Message, newValue));
if (newValue.type === Types.Text) {
Search.updateDocument({ id: newValue.id, data: (newValue as any).data });
}
}
function GetRefField([id, callback]: [string, (result?: Transferable) => void]) {
Database.Instance.getDocument(id, callback, "newDocuments");
}
function GetRefFields([ids, callback]: [string[], (result?: Transferable[]) => void]) {
Database.Instance.getDocuments(ids, callback, "newDocuments");
}
const suffixMap: { [type: string]: (string | [string, string | ((json: any) => any)]) } = {
"number": "_n",
"string": "_t",
"boolean": "_b",
"image": ["_t", "url"],
"video": ["_t", "url"],
"pdf": ["_t", "url"],
"audio": ["_t", "url"],
"web": ["_t", "url"],
"RichTextField": ["_t", value => value.Text],
"date": ["_d", value => new Date(value.date).toISOString()],
"proxy": ["_i", "fieldId"],
"list": ["_l", list => {
const results = [];
for (const value of list.fields) {
const term = ToSearchTerm(value);
if (term) {
results.push(term.value);
}
}
return results.length ? results : null;
}]
};
function ToSearchTerm(val: any): { suffix: string, value: any } | undefined {
if (val === null || val === undefined) {
return;
}
const type = val.__type || typeof val;
let suffix = suffixMap[type];
if (!suffix) {
return;
}
if (Array.isArray(suffix)) {
const accessor = suffix[1];
if (typeof accessor === "function") {
val = accessor(val);
} else {
val = val[accessor];
}
suffix = suffix[0];
}
return { suffix, value: val };
}
function getSuffix(value: string | [string, any]): string {
return typeof value === "string" ? value : value[0];
}
function UpdateField(socket: Socket, diff: Diff) {
Database.Instance.update(diff.id, diff.diff,
() => socket.broadcast.emit(MessageStore.UpdateField.Message, diff), false, "newDocuments");
const docfield = diff.diff.$set || diff.diff.$unset;
if (!docfield) {
return;
}
const update: any = { id: diff.id };
let dynfield = false;
for (let key in docfield) {
if (!key.startsWith("fields.")) continue;
dynfield = true;
const val = docfield[key];
key = key.substring(7);
Object.values(suffixMap).forEach(suf => update[key + getSuffix(suf)] = { set: null });
const term = ToSearchTerm(val);
if (term !== undefined) {
const { suffix, value } = term;
update[key + suffix] = { set: value };
}
}
if (dynfield) {
Search.updateDocument(update);
}
}
function DeleteField(socket: Socket, id: string) {
Database.Instance.delete({ _id: id }, "newDocuments").then(() => {
socket.broadcast.emit(MessageStore.DeleteField.Message, id);
});
Search.deleteDocuments([id]);
}
function DeleteFields(socket: Socket, ids: string[]) {
Database.Instance.delete({ _id: { $in: ids } }, "newDocuments").then(() => {
socket.broadcast.emit(MessageStore.DeleteFields.Message, ids);
});
Search.deleteDocuments(ids);
}
function CreateField(newValue: any) {
Database.Instance.insert(newValue, "newDocuments");
}
}
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