Fix Vchess variant
[vchess.git] / client / src / store.js
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2c5d7b20 1// NOTE: do not use ajax() here because ajax.js requires the store
f0c68a04 2import params from "./parameters"; //for server URL
c66a829b 3import { getRandString } from "./utils/alea";
c66a829b 4
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5// Global store: see
6// https://medium.com/fullstackio/managing-state-in-vue-js-23a0352b1c87
6808d7a1 7export const store = {
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8 state: {
9 variants: [],
10 tr: {},
11 user: {},
c66a829b 12 settings: {},
6808d7a1 13 lang: ""
c66a829b 14 },
8418f0d7 15 initialize() {
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16 const headers = {
17 "Content-Type": "application/json;charset=UTF-8",
18 "X-Requested-With": "XMLHttpRequest"
19 };
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20 fetch(
21 params.serverUrl + "/variants",
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22 {
23 method: "GET",
24 headers: headers
25 }
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26 )
27 .then(res => res.json())
28 .then(json => {
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29 if (!Array.isArray(json.variantArray)) {
30 alert("Variants loading failed: reload the page");
31 return;
32 }
31ccd7e3 33 this.state.variants = json.variantArray
31ccd7e3 34 .sort((v1,v2) => v1.name.localeCompare(v2.name));
6808d7a1 35 });
9ef63965 36 let mysid = localStorage.getItem("mysid");
910d631b 37 // Assign mysid only once (until next time user clear browser data)
6808d7a1 38 if (!mysid) {
98f48579 39 mysid = getRandString();
910d631b 40 localStorage.setItem("mysid", mysid);
98f48579 41 }
5ea8d113 42 // Quick user setup using local storage:
c66a829b 43 this.state.user = {
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44 id: localStorage.getItem("myid") || 0,
45 name: localStorage.getItem("myname") || "", //"" for "anonymous"
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46 email: "", //unknown yet
47 notify: false, //email notifications
6808d7a1 48 sid: mysid
c66a829b 49 };
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50 // Slow verification through the server:
51 // NOTE: still superficial identity usurpation possible, but difficult.
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52 fetch(
53 params.serverUrl + "/whoami",
54 {
55 method: "GET",
e57c4de4 56 headers: headers,
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57 credentials: params.credentials
58 }
59 )
60 .then(res => res.json())
61 .then(json => {
62 this.state.user.id = json.id;
9ef63965 63 const storedId = localStorage.getItem("myid");
f0c68a04 64 if (json.id > 0 && !storedId)
910d631b 65 // User cleared localStorage
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66 localStorage.setItem("myid", json.id);
67 else if (json.id == 0 && !!storedId)
910d631b 68 // User cleared cookie
9ef63965 69 localStorage.removeItem("myid");
f0c68a04 70 this.state.user.name = json.name;
9ef63965 71 const storedName = localStorage.getItem("myname");
f0c68a04 72 if (!!json.name && !storedName)
910d631b 73 // User cleared localStorage
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74 localStorage.setItem("myname", json.name);
75 else if (!json.name && !!storedName)
910d631b 76 // User cleared cookie
9ef63965 77 localStorage.removeItem("myname");
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78 this.state.user.email = json.email;
79 this.state.user.notify = json.notify;
5ea8d113 80 });
c66a829b 81 // Settings initialized with values from localStorage
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82 const getItemDefaultTrue = (item) => {
83 const value = localStorage.getItem(item);
84 if (!value) return true;
85 return value == "true";
86 };
c66a829b 87 this.state.settings = {
dfeb96ea 88 bcolor: localStorage.getItem("bcolor") || "lichess",
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89 sound: getItemDefaultTrue("sound"),
90 hints: getItemDefaultTrue("hints"),
f35b9960 91 highlight: getItemDefaultTrue("highlight"),
aae89b49 92 gotonext: getItemDefaultTrue("gotonext"),
e50a8025 93 randomness: parseInt(localStorage.getItem("randomness"), 10)
c66a829b 94 };
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95 if (isNaN(this.state.settings.randomness))
96 // Default: random asymmetric
97 this.state.settings.randomness = 2;
6808d7a1 98 const supportedLangs = ["en", "es", "fr"];
58aedcd1 99 const navLanguage = navigator.language.substr(0, 2);
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100 this.state.lang =
101 localStorage["lang"] ||
dfa6eb76 102 (supportedLangs.includes(navLanguage) ? navLanguage : "en");
8418f0d7 103 this.setTranslations();
c66a829b 104 },
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105 updateSetting: function(propName, value) {
106 this.state.settings[propName] = value;
107 localStorage.setItem(propName, value);
108 },
c66a829b 109 setTranslations: async function() {
7c3cd379 110 // Import translations from "./translations/$lang.js"
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111 const tModule = await import("@/translations/" + this.state.lang + ".js");
112 this.state.tr = tModule.translations;
113 },
114 setLanguage(lang) {
115 this.state.lang = lang;
116 this.setTranslations();
6808d7a1 117 }
c66a829b 118};