websocket basic setup FE & BE && working basic game w/ react && webpack & babel config

src/Mine/SeekerBundle/Resources/public/js/mine-seeker/grid/grid-field.js

@@ -0,0 +1,29 @@
+import React from 'react';
+
+class GridField extends React.Component {
+    constructor(props) {
+        super(props);
+
+        this.state = {
+            currentObj: 'w',
+            obj: this.props.obj,
+            active: false
+        };
+    }
+
+    isActive() {
+        return 'field'
+            + (this.state.active === true ? ' active' : '')
+            + (this.state.active === true && this.state.obj === 'm' ? ' mine' : '');
+    }
+
+    render() {
+        return (
+            <div className={this.isActive()} onClick={this.props.onClick}>
+                {this.state.currentObj}
+            </div>
+        );
+    }
+}
+
+export default GridField;