requirements.txt

@@ -6,6 +6,7 @@ flask==2.2.2
 python-dotenv
 flask-login
 flask_babel
+datetime
 
 flask-mongoengine==1.0
 Pillow

src/tjts5901/auth.py

@@ -221,6 +221,8 @@ def profile(email):
 
     for item in items:
         item.current_price = get_item_price(item)
+        item.created_at = item.created_at.strftime("%Y-%m-%d %H:%M:%S") 
+        item.closes_at = item.closes_at.strftime("%Y-%m-%d %H:%M:%S")
         item.image_base64 = base64.b64encode(item.image.read()).decode('utf-8')
 
     return render_template('auth/profile.html', user=user, items=items)

src/tjts5901/models.py

@@ -58,6 +58,8 @@ class Item(db.Document):
     meta = {"indexes": [
         {"fields": [
             "closes_at",
+            "closed_processed",
+            "seller_informed_about_result"
         ]}
     ]}
 
@@ -73,6 +75,14 @@ class Item(db.Document):
     
     closes_at = DateTimeField()
 
+    closed_processed = BooleanField(required=True, default=False)
+    "Flag indicating if closing of auction was already processed"
+
+    seller_informed_about_result = BooleanField(required=True, default=False)
+    "Flag indicating if seller has already been informed about the result of the auction"
+
+
+
     image = FileField()
 
     def save(self, *args, **kwargs):
@@ -104,6 +114,9 @@ class Bid(db.Document):
             "amount",
             "item",
             "created_at",
+            "auction_end_processed",
+            "winning_bid",
+            "bidder_informed"
         ]}
     ]}
 
@@ -119,6 +132,15 @@ class Bid(db.Document):
     created_at = DateTimeField(required=True, default=datetime.utcnow)
     "Date and time that the bid was placed."
 
+    auction_end_processed = BooleanField(required=True, default=False)
+    "Flag indicating, that closed auction has been processes"
+
+    winning_bid = BooleanField(required=True, default=False)
+    "Flag indicating, whether the bid was the winning bid of the auction"
+
+    bidder_informed = BooleanField(required=True, default=False)
+    "Flag indicating, whether the bidder has been informed about the result of the auction"
+
 
 
 class AccessToken(db.Document):

src/tjts5901/templates/addItem.html

@@ -26,6 +26,10 @@
                         <label for="sPrice" class="form-label">Starting price</label>
                         <input type="number" class="form-control" id="sPrice" name="sPrice" min="0" max="100000000">
                     </div>
+                    <div class="mb-3">
+                        <label for="closing" class="form-label">Duration of auction in hours and minutes</label>
+                        <input type="time" id="duration" name="duration" step="60">
+                    </div>
                     <div class="mb-3">
                         <label for="image" class="form-label">Image (Please add image in .jpg format)</label>
                         <input type="file" class="form-control" id="image" name="image">                    

src/tjts5901/templates/auth/profile.html

@@ -41,6 +41,8 @@
                 <p class="card-text">{{ auction.description }}</p>
                 <p class="card-text">Starting Bid: {{ auction.starting_bid }} €</p>
                 <p class="card-text">Current Price: {{ auction.current_price }} €</p>
+                <p class="card-text">Starting Time: {{ auction.created_at }} </p>
+                <p class="card-text">Closing Time: {{ auction.closes_at }} </p>
             </div>
             <div class="card-footer">
             </div>

src/tjts5901/templates/base.html

@@ -36,7 +36,7 @@
        <ul class="navbar-nav">
          {% if current_user.is_authenticated %}
          <li class="nav-item"><span>{{current_user['email'] }}</span></li>
-         <li class="nav-item"><a href="{{ url_for('auth.profile', email='me') }}" class="nav-link">My pro</a></li>
+         <li class="nav-item"><a href="{{ url_for('auth.profile', email='me') }}" class="nav-link">My Profile</a></li>
          <li class="nav-item"><a href="{{ url_for('auth.logout') }}" class="nav-link">Log Out</a></li>
          {% else %}
          <li class="nav-item"><a href="{{ url_for('auth.register') }}" class="nav-link">Register</a>

src/tjts5901/views.py

@@ -7,8 +7,9 @@ import base64
 import logging
 from typing import Optional
 from datetime import datetime, timedelta
+from mongoengine.queryset.visitor import Q
 from flask import Blueprint, flash, redirect, render_template, request, url_for, jsonify
-from .models import Item, User, Bid
+from .models import Item, Bid
 from .auth import login_required, current_user
 
 # Main blueprint.
@@ -62,6 +63,66 @@ def get_item_price(item: Item) -> int:
         return winning_bid.amount 
     else:
         return item.starting_bid
+    
+
+def check_auction_ends():
+    """
+    Check if all previously not processed auctions have ended now
+    Get all closed items, check if they belong to the current user and inform about 
+    the ending of the auction.
+    Then process all bids on these items and check if they won
+    """
+    items = Item.objects.filter(Q(closes_at=datetime.utcnow()) & Q(closed_processed=False)) \
+        .order_by('-closes_at') 
+    for item in items:
+        item.update(closed_processed = True)
+        message = None
+
+        if item.seller == current_user:
+            message = "The auction of your item \'{}\' has ended. ".format(item.title)
+            item.update(seller_informed_about_result = True)
+
+        # Get (potential) bids for the item and process them
+        bids = Bid.objects(item=item).order_by('-amount')
+
+        if len(bids) >= 1:
+            # Set winning_bid = True for winning bid
+            bids[0].update(winning_bid = True)
+            bids[0].update(auction_end_processed = True)
+
+            # Set winning_bid = False for all other bids
+            for bid in bids[1:]:
+                bid.update(winning_bid = False)
+                bid.update(auction_end_processed = True)
+
+            # Inform seller if this is current user
+            if item.seller == current_user:
+                message += "Congrats! It was sold for {}.".format(bids[0].amount)
+
+            # Inform current user if no one bid on the item
+        else:
+            if item.seller == current_user:
+                 message += "No one bid on your item. Try again!"
+
+        #Display message if not None
+        if message is not None:
+            flash((message))
+
+
+def check_bids_ended():
+    """
+    Method for checking all bids of current user, marked as auction_end_processed
+    and inform bidder if neccessary
+    """
+    bids = Bid.objects.filter(Q(bidder=current_user) & Q(auction_end_processed=True) & Q(bidder_informed=False))
+    
+    if len(bids) >= 1:
+        for bid in bids:
+            if bid.winning_bid == True:
+                flash(("Congrats! You won the auction of '{}' with your bid over {}.".format(bid.item.title, bid.amount)))
+            else:
+                flash(("Pity! You were not successfull with the auction of '{}' with your bid over {}.".format(bid.item.title, bid.amount)))
+        bid.update(bidder_informed = True)
 
 
 @bp.route("/test")
@@ -81,6 +142,7 @@ def test_item_adding():
     item.starting_bid = 100
     item.seller = current_user
     item.image = image
+    item.closes_at = datetime.utcnow() + timedelta(days=1)
     item.save()
 
 
@@ -98,11 +160,16 @@ def add_item():
         description = request.form.get('description')
         starting_price = int(request.form.get('sPrice'))
         image = request.files['image']
+        duration = request.form.get('duration')
+
         error = None
         if not nItem:
             error = 'Item name is required.'
         if not starting_price or starting_price < 1:
             error = 'Starting price must be greater than 0.'
+        if not duration:
+            error = 'Duration is required.'
+        print(duration, type(duration))
 
         if error is None:
             try:
@@ -111,7 +178,7 @@ def add_item():
                     description=description,
                     starting_bid=starting_price,
                     seller=current_user,
-                    closes_at=datetime.utcnow() + timedelta(days=1),
+                    closes_at=datetime.utcnow() + timedelta(hours=int(duration[:2]), minutes=int(duration[-2:])),
                     image=image
 
                 )
@@ -134,15 +201,18 @@ def add_item():
 @login_required
 def list_bid():
     """
-    page that lists all items currently on auction
+    page that lists all items currently on auction and checks for notification
 
     """
+    check_auction_ends()
+    check_bids_ended()
     # only on sale items are shown
     items = Item.objects.filter(closes_at__gt=datetime.utcnow()) \
         .order_by('-closes_at') 
 
     for item in items:
         item.image_base64 = base64.b64encode(item.image.read()).decode('utf-8')
+        item.created_at = item.created_at.strftime("%Y-%m-%d %H:%M:%S") 
         item.current_price = get_item_price(item) 
 
     html = render_template("listBid.html", items=items)
@@ -305,10 +375,7 @@ def page_bid(id):
     min_bid = current_price + MIN_BID_INCREMENT 
 
     item.image_base64 = base64.b64encode(item.image.read()).decode('utf-8')
-
-    # Dark pattern to show enticing message to user
-    #if item.closes_at < datetime.utcnow() + timedelta(hours=1):
-    #    flash("This item is closing soon! Act now! Now! Now!")
+    item.created_at = item.created_at.strftime("%Y-%m-%d %H:%M:%S") 
 
     return render_template('view.html', item=item, current_price=current_price, min_bid=min_bid)