client/src/store.js

   1 import { ajax } from "./utils/ajax";
   2 import { getRandString } from "./utils/alea";
   3 import params from "./parameters"; //for socket connection
   4
   5 // Global store: see https://medium.com/fullstackio/managing-state-in-vue-js-23a0352b1c87
   6 export const store =
   7 {
   8   state: {
   9     variants: [],
  10     tr: {},
  11     user: {},
  12     conn: null,
  13     settings: {},
  14     lang: "",
  15   },
  16   initialize() {
  17     ajax("/variants", "GET", res => { this.state.variants = res.variantArray; });
  18     let mysid = localStorage["mysid"];
  19     if (!mysid)
  20     {
  21       mysid = getRandString();
  22       localStorage["mysid"] = mysid; //done only once (unless user clear browser data)
  23     }
  24     this.state.user = {
  25       id: localStorage["myid"] || 0,
  26       name: localStorage["myname"] || "", //"" for "anonymous"
  27       email: "", //unknown yet
  28       notify: false, //email notifications
  29       sid: mysid,
  30     };
  31     if (this.state.user.id > 0)
  32     {
  33       fetch(params.serverUrl + "/whoami", {
  34         method: "GET",
  35         credentials: params.cors ? "include" : "omit",
  36       }).then((res) => {
  37         this.state.user.email = res.email;
  38         this.state.user.notify = res.notify;
  39       });
  40     }
  41     this.state.conn = new WebSocket(params.socketUrl + "/?sid=" + this.state.user.sid);
  42     // Settings initialized with values from localStorage
  43     this.state.settings = {
  44       bcolor: localStorage["bcolor"] || "lichess",
  45       sound: parseInt(localStorage["sound"]) || 2,
  46       hints: parseInt(localStorage["hints"]) || 1,
  47       coords: !!eval(localStorage["coords"]),
  48       highlight: !!eval(localStorage["highlight"]),
  49       sqSize: parseInt(localStorage["sqSize"]),
  50     };
  51     const socketCloseListener = () => {
  52       this.state.conn = new WebSocket(params.socketUrl + "/?sid=" + mysid);
  53     };
  54     this.state.conn.onclose = socketCloseListener;
  55     const supportedLangs = ["en","es","fr"];
  56     this.state.lang = localStorage["lang"] ||
  57       supportedLangs.includes(navigator.language)
  58         ? navigator.language
  59         : "en";
  60     this.setTranslations();
  61   },
  62   setTranslations: async function() {
  63     // Import translations from "./translations/$lang.js"
  64     const tModule = await import("@/translations/" + this.state.lang + ".js");
  65     this.state.tr = tModule.translations;
  66   },
  67   setLanguage(lang) {
  68     this.state.lang = lang;
  69     this.setTranslations();
  70   },
  71 };