update containerfile

app.py

@@ -0,0 +1,54 @@
+from flask_bootstrap import Bootstrap5
+from flask import Flask, render_template, request
+import utils
+import random
+
+app = Flask(__name__)
+bootstrap = Bootstrap5(app)
+
+def get_questions(categories, num):
+    question_pool = []
+    weights = []
+    for c in categories:
+        for q in utils.get_questions_by_category(c):
+            weight = utils.get_question_weights(c, q)
+            question_pool.append((c, q))
+            weights.append(weight)
+            
+    
+    if num > len(question_pool):
+        num = len(question_pool)
+    if num == 0:
+        return {}
+    selected_question_tuples = []
+    while len(selected_question_tuples) < num:
+        selected = random.choices(question_pool, weights)[0]
+        if selected not in selected_question_tuples:
+            selected_question_tuples.append(selected)
+    
+    questions = {}
+    for category, question in selected_question_tuples:
+        utils.set_question_selected(category, question)
+        if category not in questions:
+            questions[category] = []
+        questions[category].append(question)
+    utils.save_weights()
+    return questions
+
+
+@app.route("/", methods=["POST", "GET"])
+def index():
+    categories = utils.get_categories()
+    selected = categories
+    n = 2
+    questions = {}
+    if request.method == "POST":
+        selected = request.form.getlist("categories[]")
+        n = int(request.form.get("num"))
+        questions = get_questions(selected, n)
+    print(selected, n)
+    return render_template("index.html", categories=categories, selected=selected, n=n, questions=questions)
+
+
+if __name__ == '__main__':
+    app.run()