Asynchronous counter implemented. Home page updated to show current value periodically.

uwume/lib/classUser.py

@@ -1,16 +1,21 @@
+try:
+    from classUwuCounter import UwuCounter
+except:
+    from .classUwuCounter import UwuCounter
 from flask import Flask, Response
 from flask_login import LoginManager, UserMixin, login_required
 
 
 class User(UserMixin):
     # proxy for a database of users
-    user_database = {"JohnDoe": ("JohnDoe", "John"),
-                     "JaneDoe": ("JaneDoe", "Jane"),
-                     "admin": ("admin", "admin")}
+    user_database = {"JohnDoe": ("JohnDoe", "John", UwuCounter(0)),
+                     "JaneDoe": ("JaneDoe", "Jane", UwuCounter(10)),
+                     "admin": ("admin", "admin", UwuCounter(100))}
 
-    def __init__(self, username, password):
+    def __init__(self, username, password, initialCount=UwuCounter(0)):
         self.id = username
         self.password = password
+        self.count = UwuCounter(initialCount)
 
     @classmethod
     def get(cls, id):

uwume/lib/classUwuCounter.py

@@ -0,0 +1,21 @@
+#!/bin/python
+from threading import Lock
+
+class UwuCounter:
+    '''
+    Class defined to be a threadsafe Atomic Counter for UwUs.
+
+    Original concept and code for this idea was borrowed from
+    a GitHub Gist by user benhoyt
+    https://gist.github.com/benhoyt/8c8a8d62debe8e5aa5340373f9c509c7
+    '''
+
+    def __init__(self, initial=0):
+        super().__init__()
+        self.curval = initial
+        self._lock = Lock()
+    
+    def increment(self, num=1):
+        with self._lock:
+            self.curval += num
+            return self.curval

uwume/static/js/home/index.js

@@ -0,0 +1,27 @@
+const getCurval = function() {
+  const xhttp = new XMLHttpRequest();
+  xhttp.withCredentials = true;
+  xhttp.onreadystatechange = updateUwuCounter;
+  xhttp.open("GET", window.location.href + "/getCurval", true);
+  xhttp.send();
+};
+
+const updateUwuCounter = function() {
+  const uwu_counter = document.getElementById("uwu-counter");
+  if (!this.response) {
+    uwu_counter.textContent = uwu_counter.textContent;
+  } else {
+    try {
+      uwu_counter.textContent = this.response;
+    } catch (error) {
+      console.log(error);
+      console.log(response);
+    }
+  }
+};
+
+window.addEventListener("load", function() {
+  console.log("View specific JS initialized.");
+  this.setInterval(getCurval, 5000);
+});
+  

uwume/static/js/user/index.js

@@ -0,0 +1,31 @@
+const getCurval = function() {
+  const xhttp = new XMLHttpRequest();
+  xhttp.onreadystatechange = updateUwuCounter;
+  xhttp.open("GET", window.location.href + "/getCurval", true);
+  xhttp.send();
+};
+
+const incCurval = function() {
+  console.log("TEst");
+  const xhttp = new XMLHttpRequest();
+  xhttp.onreadystatechange = updateUwuCounter;
+  xhttp.open("POST", window.location.href, true);
+  xhttp.send();
+  console.log("anotehrone");
+};
+
+const updateUwuCounter = function() {
+  const uwu_counter = document.getElementById("uwu-counter");
+  if (!this.response) {
+    uwu_counter.textContent = uwu_counter.textContent;
+  } else {
+    uwu_counter.textContent = this.response;
+  }
+};
+
+window.addEventListener("load", function() {
+  console.log("View specific JS initialized.");
+  uwu_button = this.document.getElementById("uwu-button");
+  uwu_button.onclick = incCurval;
+  this.setInterval(getCurval, 5000);
+});

uwume/templates/home/index.html

@@ -6,6 +6,13 @@
   Hello, {{ current_user.id }}
 </h5>
 {% endblock %} {% block content %}
+<div class="card-panel grey darken-3">
+  <div class="center">
+    <h2 class="blue-grey-text text-lighten-5" id="uwu-counter">
+      {{ user_curval }}
+    </h2>
+  </div>
+</div>
 <div class="card-panel grey darken-3">
   {% for item in content_text %}
   <p class="blue-grey-text text-lighten-5">
@@ -16,8 +23,8 @@
 <div class="card-panel grey darken-3">
   <div class="center">
     <a class="waves-effect waves-light btn blue darken-2" href="/logout">
-        Logout
+      Logout
     </a>
-</div>
+  </div>
 </div>
 {% endblock %}

uwume/templates/user/index.html

@@ -7,11 +7,23 @@
 </h5>
 {% endblock %} {% block content %}
 <div class="card-panel grey darken-3">
-      <div class="center">
-        <button class="waves-effect waves-light btn blue darken-2" href="/">
-          UwU
-        </button>
-      </div>
+  <div class="center">
+    <h2 class="blue-grey-text text-lighten-5" id="uwu-counter">
+      {{ user_curval }}
+    </h2>
+  </div>
+  <div class="row"></div>
+  <div class="center">
+    <button
+      class="waves-effect waves-light btn blue darken-2"
+      href="/"
+      id="uwu-button"
+    >
+      UwU
+    </button>
+  </div>
+</div>
+<div class="card-panel grey darken-3">
   {% for item in content_text %}
   <p class="blue-grey-text text-lighten-5">
     {{ item }}

uwume/views.py

@@ -37,18 +37,50 @@ def load_user(request):
     return User(request, User.user_database[request][1])
 
 
-@app.route('/user/<username>', methods=['GET'])
+@app.route('/user/<username>/getCurval', methods=['GET'])
+def get_curval(username):
+    error = ''
+    if(request.method == 'GET'):
+        try:
+            return f'{User.user_database[username][2].curval}'
+        except Exception as e:
+            error = f'{e}'
+    return f'ERROR: {error}'
+
+
+@app.route('/user/<username>', methods=['POST', 'GET'])
 def user_page(username):
     error = ''
     if(request.method == 'GET'):
-        return render_template('user/index.html', this_user=username, static_paths=get_static_paths(), content_text=get_content_text())
+        if(username in User.user_database.keys()):
+            return render_template('user/index.html', this_user=username, user_curval=str(User.user_database[username][2].curval), static_paths=get_static_paths(), content_text=get_content_text())
+        else:
+            error = 'User doesn\'t exist.'
+    elif(request.method == 'POST'):
+        try:
+            User.user_database[username][2].increment()
+            print('test')
+            return f'{User.user_database[username][2].curval}'
+        except Exception as e:
+            error = f'{e}'
+    return f'ERROR: {error}'
+
+@app.route('/home/getCurval', methods=['GET'])
+@login_required
+def home_get_curval():
+    error = ''
+    if(request.method == 'GET'):
+        try:
+            return f'{User.user_database[current_user.id][2].curval}'
+        except Exception as e:
+            error = f'{e}'
     return f'ERROR: {error}'
 
 
 @app.route('/home', methods=['GET'])
 @login_required
 def home():
-    return render_template('home/index.html', static_paths=get_static_paths(), content_text=get_content_text())
+    return render_template('home/index.html', user_curval=str(User.user_database[current_user.id][2].curval), static_paths=get_static_paths(), content_text=get_content_text())
 
 
 @app.route('/signup', methods=['GET', 'POST'])
@@ -58,6 +90,7 @@ def signup():
         username = request.form['username']
         password = request.form['password']
         if(not username in User.user_database.keys()):
+
             userClass = User(username, password)
             User.user_database[username] = (username, password)
             return redirect('/')