-import { ajax } from "./utils/ajax";
+// NOTE: do not use ajax() here because ajax.js requires the store
+import params from "./parameters"; //for server URL
import { getRandString } from "./utils/alea";
-import params from "./parameters"; //for socket connection
-export const store =
-{
+// Global store: see
+// https://medium.com/fullstackio/managing-state-in-vue-js-23a0352b1c87
+export const store = {
state: {
variants: [],
tr: {},
user: {},
- conn: null,
settings: {},
- lang: "",
+ lang: ""
},
+ socketCloseListener: null,
initialize() {
- ajax("/variants", "GET", res => { this.state.variants = res.variantArray; });
+ const headers = {
+ "Content-Type": "application/json;charset=UTF-8",
+ "X-Requested-With": "XMLHttpRequest"
+ };
+ fetch(
+ params.serverUrl + "/variants",
+ {
+ method: "GET",
+ headers: headers
+ }
+ )
+ .then(res => res.json())
+ .then(json => {
+ if (!Array.isArray(json.variantArray)) {
+ alert("Variants loading failed: reload the page");
+ return;
+ }
+ this.state.variants = json.variantArray
+ .sort((v1,v2) => v1.name.localeCompare(v2.name));
+ });
+ let mysid = localStorage.getItem("mysid");
+ // Assign mysid only once (until next time user clear browser data)
+ if (!mysid) {
+ mysid = getRandString();
+ localStorage.setItem("mysid", mysid);
+ }
+ // Quick user setup using local storage:
this.state.user = {
- id: 0, //unknown yet
- name: "", //"anonymous"
+ id: localStorage.getItem("myid") || 0,
+ name: localStorage.getItem("myname") || "", //"" for "anonymous"
email: "", //unknown yet
notify: false, //email notifications
- sid: localStorage["mysid"] || getRandString(),
+ newsRead: localStorage.getItem("newsRead") || 0,
+ sid: mysid
};
- ajax("/whoami", "GET", res => {
- if (res.id > 0)
+ // Slow verification through the server:
+ // NOTE: still superficial identity usurpation possible, but difficult.
+ fetch(
+ params.serverUrl + "/whoami",
{
- this.state.user.id = res.id;
- this.state.user.name = res.name;
- this.state.user.email = res.email;
- this.state.user.notify = res.notify;
+ method: "GET",
+ headers: headers,
+ credentials: params.credentials
}
+ )
+ .then(res => res.json())
+ .then(json => {
+ this.state.user.id = json.id;
+ const storedId = localStorage.getItem("myid");
+ if (json.id > 0 && !storedId)
+ // User cleared localStorage
+ localStorage.setItem("myid", json.id);
+ else if (json.id == 0 && !!storedId)
+ // User cleared cookie
+ localStorage.removeItem("myid");
+ this.state.user.name = json.name;
+ const storedName = localStorage.getItem("myname");
+ if (!!json.name && !storedName)
+ // User cleared localStorage
+ localStorage.setItem("myname", json.name);
+ else if (!json.name && !!storedName)
+ // User cleared cookie
+ localStorage.removeItem("myname");
+ this.state.user.email = json.email;
+ this.state.user.notify = json.notify;
+ if (!!json.newsRead && json.newsRead > this.state.user.newsRead)
+ this.state.user.newsRead = json.newsRead;
});
- this.state.conn = new WebSocket(params.socketUrl + "/?sid=" + this.state.user.sid);
// Settings initialized with values from localStorage
+ const getItemDefaultTrue = (item) => {
+ const value = localStorage.getItem(item);
+ if (!value) return true;
+ return value == "true";
+ };
this.state.settings = {
- bcolor: localStorage["bcolor"] || "lichess",
- sound: parseInt(localStorage["sound"]) || 2,
- hints: parseInt(localStorage["hints"]) || 1,
- coords: !!eval(localStorage["coords"]),
- highlight: !!eval(localStorage["highlight"]),
- sqSize: parseInt(localStorage["sqSize"]),
+ bcolor: localStorage.getItem("bcolor") || "lichess",
+ sound: getItemDefaultTrue("sound"),
+ hints: getItemDefaultTrue("hints"),
+ highlight: getItemDefaultTrue("highlight"),
+ gotonext: getItemDefaultTrue("gotonext"),
+ randomness: parseInt(localStorage.getItem("randomness"))
};
- const socketCloseListener = () => {
- this.state.conn = new WebSocket(params.socketUrl + "/?sid=" + mysid);
- }
- this.state.conn.onclose = socketCloseListener;
- const supportedLangs = ["en","es","fr"];
- this.state.lang = localStorage["lang"] ||
- supportedLangs.includes(navigator.language)
- ? navigator.language
- : "en";
+ if (isNaN(this.state.settings.randomness))
+ // Default: random asymmetric
+ this.state.settings.randomness = 2;
+ const supportedLangs = ["en", "es", "fr"];
+ const navLanguage = navigator.language.substr(0,2);
+ this.state.lang =
+ localStorage["lang"] ||
+ (supportedLangs.includes(navLanguage) ? navLanguage : "en");
this.setTranslations();
},
+ updateSetting: function(propName, value) {
+ this.state.settings[propName] = value;
+ localStorage.setItem(propName, value);
+ },
setTranslations: async function() {
// Import translations from "./translations/$lang.js"
const tModule = await import("@/translations/" + this.state.lang + ".js");
setLanguage(lang) {
this.state.lang = lang;
this.setTranslations();
- },
+ }
};