store set\get nested key. wip

package.json

@@ -10,7 +10,8 @@
     "yargs": "^15.1.0"
   },
   "scripts": {
-    "start": "node index.js"
+    "start": "node index.js",
+    "test": "mocha"
   },
   "bin": {
     "kus-quizard": "./bin/index.js"
@@ -19,6 +20,8 @@
     "@babel/core": "^7.8.3",
     "@babel/plugin-transform-react-jsx": "^7.8.3",
     "@babel/template": "^7.8.3",
-    "babel-plugin-module-resolver": "^4.0.0"
+    "babel-plugin-module-resolver": "^4.0.0",
+    "chai": "^4.2.0",
+    "mocha": "^7.0.1"
   }
 }

src/core/Observer.js

@@ -29,3 +29,4 @@ Observable.prototype = {
         }
     }
 };
+typeof module === 'object' && (module.exports = Observable);
\ No newline at end of file

src/core/data/store/Store.js

@@ -9,16 +9,53 @@ const Store = function(cfg) {
 };
 
 Store.prototype = {
-  set: function(key, val) {
-    if(this._props[key] !== val){
-      this._props[ key ] = val;
+  _set: function(keys, val, pointer, path){
+    let i, _i;
+    let key = keys[path.length];
+
+    if(pointer[key] !== val){
+      // TODO make it work
+      if(typeof val === 'object' && key in pointer){
+        this._set(keys, val[key], pointer[key], path.concat(key));
+      }
+
+      pointer[ key ] = val;
       this.fire( 'change', key, val );
       this.fire( key, val );
     }
   },
-  get: function(key) {
-    return this._props[key];
+  set: function(key, val) {
+    return this._set(
+        typeof key === 'string' ? key.split('.') : key,
+        val,
+        this._props,
+        []
+    );
+  },
+  get: function(key, returnLastStore) {
+    key = typeof key === 'string' ? key.split('.') : key;
+
+    let ref = this,
+        lastStore = ref, i, _i;
+
+    for( i = 0, _i = key.length; i < _i; i++ ){
+      if( ref instanceof Store ){
+        ref = ref._props[key[i]];
+        lastStore = ref;
+      }else{
+        ref = ref[key[i]];
+      }
+
+      if( !ref && i < key.length - 1 )
+        return void 0;
+    }
+
+    if( returnLastStore )
+      return { lastQObject: lastStore, result: ref };
+
+    return ref;
   },
+
   sub: function(key, fn) {
     if(Array.isArray(key)){
       var wrap = () => fn.apply(this, key.map(key=>this.get(key)));
@@ -56,3 +93,5 @@ StoreBinding.prototype = {
   }
 };
 Store.prototype = Object.assign(new Observable, Store.prototype);
+
+typeof module === 'object' && (module.exports = Store);
\ No newline at end of file

src/model/Store.js

 const store = new Store({
-  'navigation.current': 'login'
+  'navigation': {
+    current: 'login'
+  },
+  'account': {
+    name: 'Диогроген Курославович',
+    phone: '79999877414'
+  }
 });
 
 

src/view/block/header/Header.jsx

@@ -2,6 +2,15 @@ import './Header.scss';
 
 export default D.declare('view.block.Header', () => {
     return <header class="page-header">
+        {
+            [
+                'login',
+                'main'
+            ].map(name=>
+                <button type={'button'} onClick={() => store.set('navigation.current', name)}>{name}</button>
+            )
+        }
+
 
     </header>
 });

src/view/page/account/Account.jsx

@@ -2,7 +2,8 @@
 export default D.declare('view.page.Account', ()=>
   <div>
     Account Page
-      <button type={'button'} onClick={() => store.set('navigation.current', 'login')}>To login</button>
-
+    <div>
+        Hello, {_=>store.sub('account', account=> _(account.name))}
+    </div>
   </div>
 )

src/view/page/login/Login.jsx

@@ -30,6 +30,5 @@ export default D.declare('view.page.Login', () => {
             ]
         })}
 
-        <button type={'button'} onclick={() => store.set('navigation.current', 'main')}>To account</button>
     </div>
 })

test/store.js

+const Observable = global.Observable = require('../src/core/Observer');
+const Store = require('../src/core/data/store/Store');
+const assert = require('chai').assert;
+
+describe('store', function() {
+
+    it('should set and get simple values', function() {
+        const s = new Store({});
+        s.set('a', 5);
+        assert.equal(s.get('a'), 5);
+        s.set('b', 'abc');
+        assert.equal(s.get('b'), 'abc');
+        assert.equal(s.get('a'), 5);
+        s.set('c', [1,2,3]);
+        assert.deepEqual(s.get('c'), [1,2,3]);
+    });
+    it('should set complex values', function () {
+        const s = new Store({});
+        s.set('a.b.c', 33);
+        assert.equal(s.get('a.b.c'), 33);
+        s.set('a.b', {c:12, d: 20});
+        assert.equal(s.get('a.b.c'), 12);
+        assert.equal(s.get('a.b.d'), 20);
+        s.set('a.b', null);
+        assert.equal(s.get('a.b.d'), void 0);
+
+    })
+});
\ No newline at end of file