added redux

client/js/components/Preview.js

@@ -0,0 +1,30 @@
+import React from 'react';
+import Link from 'react-router';
+
+export default class Preview extends React.Component{
+    
+    insertPosts(posts){
+        let elements = [];
+        for (let i in posts){
+            elements.push(
+                            <div key={i}>
+                                <h1>{posts[i].title}</h1>
+                                <p>{posts[i].date}</p>
+                                <p>{posts[i].intro}</p>
+                            </div>
+                        );
+        }
+        
+        return elements;
+    }
+    
+    render(){
+        const posts = this.props.posts;
+        
+        return (
+            <div class="Previews">
+                {posts.length > 0 ? this.insertPosts(posts): ""}
+            </div>
+        );
+    }
+}