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chat
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fingadumbledore
parent
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commit
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7
test/database.py
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7
test/database.py
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@ -0,0 +1,7 @@
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import sqlite3
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conn = sqlite3.connect("chat.db")
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c = conn.cursor()
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c.execute("CREATE TABLE messages (username text, message text, timestamp text)")
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conn.commit()
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conn.close()
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@ -1,70 +0,0 @@
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<!-- chat.html -->
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<!DOCTYPE html>
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<html>
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<head>
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<title>Chat</title>
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<script>
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// JavaScript-Code, um Nachrichten abzurufen und zu senden
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// JavaScript-Code in chat.html
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// Globale Variablen
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let username;
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// Senden einer Nachricht
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function sendMessage() {
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let message = document.getElementById("message").value;
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fetch("/send_message", {
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method: "POST",
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body: JSON.stringify({
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"username": username,
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"message": message
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}),
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headers: {
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"Content-Type": "application/json"
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}
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})
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.then(response => response.json())
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.then(data => {
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console.log(data);
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document.getElementById("message").value = "";
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getMessages();
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})
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.catch(error => {
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console.error("Error:", error);
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});
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}
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// Abrufen von Nachrichten
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function getMessages() {
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fetch("/get_messages")
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.then(response => response.json())
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.then(data => {
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let chatWindow = document.getElementById("chat-window");
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chatWindow.innerHTML = "";
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for (let message of data) {
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chatWindow.innerHTML += `<p>${message.username}: ${message.message}</p>`;
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}
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})
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.catch(error => {
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console.error("Error:", error);
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});
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}
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// Laden der Nachrichten beim Laden der Seite
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window.onload = function() {
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username = document.getElementById("username").value;
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getMessages();
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}
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</script>
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</head>
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<body>
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<div id="chat-window">
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<!-- Nachrichten werden hier angezeigt -->
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</div>
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<form id="send-message-form">
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<textarea id="message"></textarea>
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<input type="button" value="Send" onclick="sendMessage()">
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</form>
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</body>
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</html>
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@ -1,18 +0,0 @@
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<!DOCTYPE html>
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<html>
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<head>
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<title>Chat Room</title>
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</head>
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<body>
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<h1>Welcome to the Chat Room</h1>
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<form method="POST" action="{{ url_for('enter_chat') }}">
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<label for="name">Name:</label>
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<input type="text" id="name" name="name">
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<br>
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<label for="message">Message:</label>
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<input type="text" id="message" name="message">
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<br>
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<input type="submit" value="Enter Chat">
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</form>
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</body>
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</html>
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@ -1,15 +1,83 @@
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<!-- index.html -->
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<!DOCTYPE html>
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<html>
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<head>
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<title>Chat</title>
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</head>
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<body>
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<form action="/enter_chat" method="post">
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<label for="username">Username:</label>
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<input type="text" id="username" name="username">
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<input type="submit" value="Enter Chat">
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</form>
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</body>
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<head>
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<style>
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body {
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display: flex;
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flex-direction: column;
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align-items: center;
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font-family: Arial, sans-serif;
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background-color: lightblue;
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}
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#messages {
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width: 50%;
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height: 50%;
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overflow-y: scroll;
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border: 1px solid gray;
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padding: 10px;
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margin-bottom: 10px;
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background-color: white;
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border-radius: 10px;
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}
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.message {
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margin-bottom: 10px;
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}
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.username {
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font-weight: bold;
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color: blue;
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}
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.timestamp {
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font-size: 12px;
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color: gray;
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}
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input[type="text"] {
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width: 50%;
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padding: 10px;
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margin-bottom: 10px;
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font-size: 16px;
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border-radius: 10px;
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border: none;
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}
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button {
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padding: 10px 20px;
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font-size: 16px;
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background-color: lightgray;
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border: none;
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border-radius: 10px;
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cursor: pointer;
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}
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</style>
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<script>
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function getMessages() {
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var xhr = new XMLHttpRequest();
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xhr.open("GET", "/get");
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xhr.onload = function() {
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document.getElementById("messages").innerHTML = xhr.responseText;
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};
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xhr.send();
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}
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function sendMessage() {
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var message = document.getElementById("message").value;
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var username = document.getElementById("username").value;
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var xhr = new XMLHttpRequest();
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xhr.open("POST", "/send");
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xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
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xhr.send("message=" + message + "&username=" + username);
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}
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</script>
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</head>
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<body onload="getMessages(); setInterval(getMessages, 1000);">
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<div id="messages"></div>
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<input type="text" id="username" placeholder="Username">
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<input type="text" id="message" placeholder="Message">
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<button onclick="sendMessage();">Send</button>
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</body>
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</html>
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3
test/templates/messages.html
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3
test/templates/messages.html
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{% for message in messages %}
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<p>{{ message[0] }}: {{ message[1] }} ({{ message[2] }})</p>
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{% endfor %}
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68
test/test.py
68
test/test.py
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from flask import Flask, render_template, request, jsonify
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from flask import Flask, request, render_template
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import sqlite3
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app = Flask(__name__)
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# Verbindung zur Datenbank herstellen
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conn = sqlite3.connect('chat.db', check_same_thread=False)
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cursor = conn.cursor()
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# Tabelle erstellen, falls sie nicht existiert
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cursor.execute('''CREATE TABLE IF NOT EXISTS messages
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(id INTEGER PRIMARY KEY, username TEXT, message TEXT, timestamp DATETIME DEFAULT CURRENT_TIMESTAMP)''')
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conn.commit()
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@app.route('/')
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@app.route("/")
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def index():
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return render_template('index.html')
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return render_template("index.html")
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@app.route("/enter_chat", methods=["GET", "POST"])
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def enter_chat():
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if request.method == "POST":
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# Handle POST request
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pass
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elif request.method == "GET":
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# Handle GET request
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return render_template("enter_chat.html")
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@app.route('/chat')
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def chat():
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return render_template('chat.html')
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@app.route('/send_message', methods=['POST'])
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def send_message():
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username = request.form.get('username')
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message = request.form.get('message')
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# Nachricht in die Datenbank einfügen
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cursor.execute("INSERT INTO messages (username, message) VALUES (?,?)", (username, message))
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@app.route("/send", methods=["POST"])
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def send():
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message = request.form["message"]
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username = request.form["username"]
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conn = sqlite3.connect("chat.db")
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c = conn.cursor()
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c.execute("INSERT INTO messages (username, message) VALUES (?, ?)", (username, message))
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conn.commit()
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conn.close()
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return render_template("index.html")
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return jsonify({'status': 'OK'})
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@app.route("/get")
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def get():
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conn = sqlite3.connect("chat.db")
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c = conn.cursor()
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c.execute("SELECT username, message, timestamp FROM messages")
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messages = c.fetchall()
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conn.close()
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return render_template("messages.html", messages=messages)
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@app.route('/get_messages')
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def get_messages():
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cursor.execute("SELECT * FROM messages ORDER BY timestamp ASC")
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messages = cursor.fetchall()
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return jsonify({'messages': messages})
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if __name__ == '__main__':
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app.run()
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if __name__ == "__main__":
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app.run()
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