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[vchess.git] / client / src / store.js
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1import { ajax } from "./utils/ajax";
2import { getRandString } from "./utils/alea";
3import params from "./parameters"; //for socket connection
4
4486a21e 5// Global store: see https://medium.com/fullstackio/managing-state-in-vue-js-23a0352b1c87
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6export const store =
7{
8 state: {
9 variants: [],
10 tr: {},
11 user: {},
12 conn: null,
13 settings: {},
14 lang: "",
15 },
cdb34c93 16 socketCloseListener: null,
5f131484 17 initialize(page) {
c66a829b 18 ajax("/variants", "GET", res => { this.state.variants = res.variantArray; });
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19 let mysid = localStorage["mysid"];
20 if (!mysid)
21 {
22 mysid = getRandString();
23 localStorage["mysid"] = mysid; //done only once (unless user clear browser data)
24 }
5ea8d113 25 // Quick user setup using local storage:
c66a829b 26 this.state.user = {
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27 id: localStorage["myid"] || 0,
28 name: localStorage["myname"] || "", //"" for "anonymous"
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29 email: "", //unknown yet
30 notify: false, //email notifications
98f48579 31 sid: mysid,
c66a829b 32 };
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33 // Slow verification through the server:
34 // NOTE: still superficial identity usurpation possible, but difficult.
35 ajax("/whoami", "GET", res => {
36 this.state.user.id = res.id;
37 this.state.user.name = res.name;
38 this.state.user.email = res.email;
39 this.state.user.notify = res.notify;
40 });
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41 this.state.conn = new WebSocket(params.socketUrl + "/?sid=" + mysid +
42 "&page=" + encodeURIComponent(page));
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43 // Settings initialized with values from localStorage
44 this.state.settings = {
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45 bcolor: localStorage.getItem("bcolor") || "lichess",
46 sound: parseInt(localStorage.getItem("sound")) || 1,
47 hints: localStorage.getItem("hints") == "true",
48 highlight: localStorage.getItem("highlight") == "true",
c66a829b 49 };
cdb34c93 50 this.socketCloseListener = () => {
66d03f23 51 // Next line may fail at first, but should retry and eventually success (TODO?)
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52 this.state.conn = new WebSocket(params.socketUrl + "/?sid=" + mysid +
53 "&page=" + encodeURIComponent(page));
f6f2bef1 54 };
cdb34c93 55 this.state.conn.onclose = this.socketCloseListener;
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56 const supportedLangs = ["en","es","fr"];
57 this.state.lang = localStorage["lang"] ||
4f887105 58 (supportedLangs.includes(navigator.language)
c66a829b 59 ? navigator.language
4f887105 60 : "en");
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61 this.setTranslations();
62 },
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63 updateSetting: function(propName, value) {
64 this.state.settings[propName] = value;
65 localStorage.setItem(propName, value);
66 },
c66a829b 67 setTranslations: async function() {
7c3cd379 68 // Import translations from "./translations/$lang.js"
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69 const tModule = await import("@/translations/" + this.state.lang + ".js");
70 this.state.tr = tModule.translations;
71 },
72 setLanguage(lang) {
73 this.state.lang = lang;
74 this.setTranslations();
75 },
76};