client/src/store.js

   1 import { ajax } from "./utils/ajax";
   2 import { getRandString } from "./utils/alea";
   3
   4 // Global store: see https://medium.com/fullstackio/managing-state-in-vue-js-23a0352b1c87
   5 export const store =
   6 {
   7   state: {
   8     variants: [],
   9     tr: {},
  10     user: {},
  11     settings: {},
  12     lang: "",
  13   },
  14   socketCloseListener: null,
  15   initialize() {
  16     ajax("/variants", "GET", res => { this.state.variants = res.variantArray; });
  17     let mysid = localStorage["mysid"];
  18     if (!mysid)
  19     {
  20       mysid = getRandString();
  21       localStorage["mysid"] = mysid; //done only once (unless user clear browser data)
  22     }
  23     // Quick user setup using local storage:
  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     // Slow verification through the server:
  32     // NOTE: still superficial identity usurpation possible, but difficult.
  33     ajax("/whoami", "GET", res => {
  34       this.state.user.id = res.id;
  35       this.state.user.name = res.name;
  36       this.state.user.email = res.email;
  37       this.state.user.notify = res.notify;
  38     });
  39     // Settings initialized with values from localStorage
  40     this.state.settings = {
  41       bcolor: localStorage.getItem("bcolor") || "lichess",
  42       sound: parseInt(localStorage.getItem("sound")) || 1,
  43       hints: localStorage.getItem("hints") == "true",
  44       highlight: localStorage.getItem("highlight") == "true",
  45     };
  46     const supportedLangs = ["en","es","fr"];
  47     this.state.lang = localStorage["lang"] ||
  48       (supportedLangs.includes(navigator.language)
  49         ? navigator.language
  50         : "en");
  51     this.setTranslations();
  52   },
  53   updateSetting: function(propName, value) {
  54     this.state.settings[propName] = value;
  55     localStorage.setItem(propName, value);
  56   },
  57   setTranslations: async function() {
  58     // Import translations from "./translations/$lang.js"
  59     const tModule = await import("@/translations/" + this.state.lang + ".js");
  60     this.state.tr = tModule.translations;
  61   },
  62   setLanguage(lang) {
  63     this.state.lang = lang;
  64     this.setTranslations();
  65   },
  66 };