Ocelots - Ya-Juan Ruan

src/App.js

@@ -1,16 +1,42 @@
-import React from 'react';
+import React, {useState} from 'react';
 import './App.css';
 import chatMessages from './data/messages.json';
+import ChatLog from './components/ChatLog';
 
 const App = () => {
+  const [messages, setMessages] = useState(chatMessages);
+
+
+
+  const updateLike = (updatedmessage)=>{
+    const updatedmessages = messages.map(message =>{
+      if (message.id === updatedmessage.id){
+        return updatedmessage;
+      }else{
+        return message;
+      }
+    })
+    setMessages(updatedmessages);
+  }
+
+  const getHeartCount = () =>{
+    let heartCount = 0;
+    for (const message of messages){
+      if (message.liked){
+        heartCount ++;
+      }
+    }
+    return heartCount;
+  }
+
   return (
     <div id="App">
       <header>
         <h1>Application title</h1>
+        <section><span className='widget' id='heartWidget'>{getHeartCount()} ❤️s</span></section>
       </header>
       <main>
-        {/* Wave 01: Render one ChatEntry component
-        Wave 02: Render ChatLog component */}
+        <ChatLog entries={messages} onupdate={updateLike}></ChatLog>
       </main>
     </div>
   );

src/components/ChatEntry.js

@@ -1,22 +1,49 @@
-import React from 'react';
+import React, { useState } from 'react';
 import './ChatEntry.css';
 import PropTypes from 'prop-types';
+import { DateTime } from 'luxon';
+import TimeStamp from './TimeStamp';
 
 const ChatEntry = (props) => {
+  const [heart, setHeart] = useState('🤍');
+
+  const updateLike = () =>{
+   const updatedmessage = {
+    id:props.id,
+    sender:props.sender,
+    body:props.body,
+    timeStamp:props.timeStamp,
+    liked:!props.liked,
+   }
+   props.onupdate(updatedmessage)
+
+    if (!props.liked){
+      setHeart('❤️');  
+    }
+    else{
+      setHeart('🤍');
+    }
+  };
+
+
+
+
   return (
     <div className="chat-entry local">
-      <h2 className="entry-name">Replace with name of sender</h2>
+      <h2 className="entry-name">{props.sender}</h2>
       <section className="entry-bubble">
-        <p>Replace with body of ChatEntry</p>
-        <p className="entry-time">Replace with TimeStamp component</p>
-        <button className="like">🤍</button>
+        <p>{props.body}</p>
+        <p className="entry-time"><TimeStamp time={props.timeStamp}/></p>
+        <button className="like" onClick={()=>{updateLike()}}>{heart}</button>
       </section>
     </div>
   );
 };
 
 ChatEntry.propTypes = {
-  //Fill with correct proptypes
+  sender:PropTypes.string.isRequired,
+  body:PropTypes.string.isRequired,
+  timeStamp:PropTypes.string.isRequired,
 };
 
 export default ChatEntry;

src/components/ChatLog.js

@@ -0,0 +1,15 @@
+import React from 'react';
+import './ChatLog.css';
+import ChatEntry from './ChatEntry';
+
+const ChatLog = ({entries, onupdate})=>{
+
+
+    const chatentryComponents = entries.map(message =>{
+        return <ChatEntry onupdate={onupdate} liked={message.liked} id={message.id}sender={message.sender} body={message.body} timeStamp={message.timeStamp}/>;
+      });
+
+    return <section className='chat-log'>{chatentryComponents}</section>;
+}
+
+export default ChatLog;