mirror of
https://github.com/amark/gun.git
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179 lines
6.3 KiB
HTML
179 lines
6.3 KiB
HTML
<html>
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<head>
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<title>Gun plugin for Vue</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<!-- This example works only with vue 1 -->
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<script src="https://cdn.jsdelivr.net/npm/gun/gun.js"></script>
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<script src="https://unpkg.com/vue@1.0.0/dist/vue.min.js"></script>
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</head>
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<body>
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<div id="app">
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This is example of simple Vue plugin. It works exatcly same as the Vue instance data property, but the name is gunData.<br>
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The cool part is that every property in the gunData is realtime synced via gunDB to every other page viewer!<br>
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<table>
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<tr>
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<td>
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Vue instance data:
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<pre v-html="prettyJSON($data)"></pre>
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</td>
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<td valign="top" style="text-align:right;">
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test<br>
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arr[1]<br>
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obj.a<br>
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deepObj.level1.prop<br>
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deepObj.level1.arr[1]<br>
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</td>
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<td valign="top">
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<input v-model="test"><br>
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<input v-model="arr[1]"><br>
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<input v-model="obj.a"><br>
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<input v-model="deepObj.level1.prop"><br>
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<input v-model="deepObj.level1.arr[1]"><br>
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<input v-if="obj.newProp_1" v-model="obj.newProp_1"><br>
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<br>
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<button @click="addProp()">Add new prop to obj</button>
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</td>
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</tr>
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</table>
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</div>
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<script>
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Vue.config.productionTip = false;
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localStorage.clear();
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var GunData = {
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install: function (Vue, options) {
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Vue.$gunData = {
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gun: Gun(options),
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arrToGunObj: function (a) {
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var o = { _isArr: true }, l = a.length;
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for (var i = 0; i < l; i++) if (a[i] !== undefined) o[i] = a[i];
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return o;
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},
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addGunWatcher: function (keyPath, val, vm) {
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// console.log('addGunWatcher',keyPath);
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this.gun.get(vm.$options.$gunRootKey).path(keyPath)
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.not(function () { this.put(typeof val == 'object' && val.constructor === Array ? this.arrToGunObj(val) : val) })
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.on(function (gunVal, gunKey) {
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if (typeof gunVal == 'object') return; /* only do stuff on non objects */
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var vmPath = vm;
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for (var i = 0, a = keyPath.split('.'), l = a.length; i < l - 1; i++) vmPath = vmPath[a[i]];
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if (typeof vmPath[gunKey] == 'undefined') console.log('EIPÄ OO', gunkey);
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if (vmPath[gunKey] !== gunVal) vm.$set(vmPath, vmPath.constructor === Array ? gunKey * 1 : gunKey, gunVal);
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}, { change: true });
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},
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timeout: {},
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vueWatcher: {},
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addVueWatcher: function (keyPath, vm) {
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// console.log('VUE WATCHER',keyPath,vm.$options.$gunRootKey);
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this.vueWatcher[keyPath] = vm.$watch(keyPath, function (newVal) {
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clearTimeout(Vue.$gunData.timeout[vm.$options.$gunRootKey + keyPath]);
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Vue.$gunData.timeout[vm.$options.$gunRootKey + keyPath] = setTimeout(function () { Vue.$gunData.gun.get(vm.$options.$gunRootKey).path(keyPath).put(newVal) }, 500);
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});
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},
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addWatchers: function (obj, keyPath, vm) {
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if (keyPath) keyPath += '.';
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var o = {}, a = obj, ok = Object.keys(a), l = ok.length, k = '', v = '';
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for (var i = 0; i < l, k = ok[i], v = a[k]; i++) {
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if (typeof v == 'object') {
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this.addWatchers(v, keyPath + k, vm);
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} else {
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// console.log('add watcher',k,v,keyPath+k);
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if (!this.vueWatcher[keyPath + k]) {
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Vue.$gunData.addVueWatcher(keyPath + k, vm);
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Vue.$gunData.addGunWatcher(keyPath + k, v, vm);
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}
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}
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}
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}
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}
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Vue.mixin({
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data: function () {
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var o = {}, a = this.$options.gunData;
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this.$options.$gunRootKey = (a._rootKey || window.location.hostname).replace(/\./g, '-');
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delete a._rootKey;
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for (var k = '', v = '', i = 0, ok = Object.keys(a), l = ok.length; i < l, k = ok[i], v = a[k]; i++) o[k] = v;
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return o;
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},
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created: function () {
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Vue.$gunData.addWatchers(this.$options.gunData, '', this)
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}
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});
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}
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}
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/********************** SIMPLE NODE GUN SERVER EXAMPLE FOR BACKEND **********************/
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// var http = require('http'), Gun = require('gun');
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// Gun({ web: http.createServer().listen(8765) });
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/********************** MODIFY WITH OUR OWN SERVER ADDRESS **********************/
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// Vue.use(GunData, 'http://REPLACE.WITH.YOUR.GUN.SERVER:SERVERPORT/gun');
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var inst = new Vue({
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el: '#app',
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methods: {
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addProp() { Vue.set(this.obj, 'newProp_' + Object.keys(this.obj).length, 'qwerty') },
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// the prettyJSON code is from icebob https://jsfiddle.net/icebob/0mg1v81e/
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prettyJSON: function (json) {
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if (json) {
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json = JSON.stringify(json, undefined, 4);
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json = json.replace(/&/g, '&').replace(/</g, '<').replace( />/g, '>');
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return json.replace(/("(\\u[a-zA-Z0-9]{4}|\\[^u]|[^\\"])*"(\s*:)?|\b(true|false|null)\b|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?)/g, function (match) {
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var cls = 'number';
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if (/^"/.test(match)) {
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if (/:$/.test(match)) {
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cls = 'key';
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} else {
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cls = 'string';
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}
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} else if (/true|false/.test(match)) {
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cls = 'boolean';
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} else if (/null/.test(match)) {
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cls = 'null';
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}
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return '<span class="' + cls + '">' + match + '</span>';
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});
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}
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}
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},
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gunData: {
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// _rootKey: 'put-your-gunDB-root-key-here', // DEFAULTS TO HOSTNAME
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test: 'abc',
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arr: [1, 2],
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obj: { a: 1 },
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deepObj: {
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level1: {
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arr: [1, 2],
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prop: 2
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}
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}
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}
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});
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</script>
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<style>
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pre {
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overflow: auto;
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}
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pre .string {
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color: #885800;
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}
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pre .number {
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color: blue;
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}
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pre .boolean {
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color: magenta;
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}
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pre .null {
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color: red;
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}
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pre .key {
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color: green;
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}
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</style>
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</body>
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</html>
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