prompt: We are currently solving the following issue within our repository. Here is the issue text:
  --- BEGIN ISSUE ---
  Stub issue for ctfcli #13
  https://github.com/CTFd/ctfcli/issues/13
  
  This needs to be resolved in CTFd most likely.
  
  --- END ISSUE ---
  
  Below are some code segments, each from a relevant file. One or more of these files may contain bugs.
  --- BEGIN FILES ---
  Path: `CTFd/plugins/dynamic_challenges/__init__.py`
  Content:
  ```
  1 from __future__ import division  # Use floating point for math calculations
  2 
  3 import math
  4 
  5 from flask import Blueprint
  6 
  7 from CTFd.models import Challenges, Solves, db
  8 from CTFd.plugins import register_plugin_assets_directory
  9 from CTFd.plugins.challenges import CHALLENGE_CLASSES, BaseChallenge
  10 from CTFd.plugins.migrations import upgrade
  11 from CTFd.utils.modes import get_model
  12 
  13 
  14 class DynamicChallenge(Challenges):
  15     __mapper_args__ = {"polymorphic_identity": "dynamic"}
  16     id = db.Column(
  17         db.Integer, db.ForeignKey("challenges.id", ondelete="CASCADE"), primary_key=True
  18     )
  19     initial = db.Column(db.Integer, default=0)
  20     minimum = db.Column(db.Integer, default=0)
  21     decay = db.Column(db.Integer, default=0)
  22 
  23     def __init__(self, *args, **kwargs):
  24         super(DynamicChallenge, self).__init__(**kwargs)
  25         self.initial = kwargs["value"]
  26 
  27 
  28 class DynamicValueChallenge(BaseChallenge):
  29     id = "dynamic"  # Unique identifier used to register challenges
  30     name = "dynamic"  # Name of a challenge type
  31     templates = {  # Handlebars templates used for each aspect of challenge editing & viewing
  32         "create": "/plugins/dynamic_challenges/assets/create.html",
  33         "update": "/plugins/dynamic_challenges/assets/update.html",
  34         "view": "/plugins/dynamic_challenges/assets/view.html",
  35     }
  36     scripts = {  # Scripts that are loaded when a template is loaded
  37         "create": "/plugins/dynamic_challenges/assets/create.js",
  38         "update": "/plugins/dynamic_challenges/assets/update.js",
  39         "view": "/plugins/dynamic_challenges/assets/view.js",
  40     }
  41     # Route at which files are accessible. This must be registered using register_plugin_assets_directory()
  42     route = "/plugins/dynamic_challenges/assets/"
  43     # Blueprint used to access the static_folder directory.
  44     blueprint = Blueprint(
  45         "dynamic_challenges",
  46         __name__,
  47         template_folder="templates",
  48         static_folder="assets",
  49     )
  50     challenge_model = DynamicChallenge
  51 
  52     @classmethod
  53     def calculate_value(cls, challenge):
  54         Model = get_model()
  55 
  56         solve_count = (
  57             Solves.query.join(Model, Solves.account_id == Model.id)
  58             .filter(
  59                 Solves.challenge_id == challenge.id,
  60                 Model.hidden == False,
  61                 Model.banned == False,
  62             )
  63             .count()
  64         )
  65 
  66         # If the solve count is 0 we shouldn't manipulate the solve count to
  67         # let the math update back to normal
  68         if solve_count != 0:
  69             # We subtract -1 to allow the first solver to get max point value
  70             solve_count -= 1
  71 
  72         # It is important that this calculation takes into account floats.
  73         # Hence this file uses from __future__ import division
  74         value = (
  75             ((challenge.minimum - challenge.initial) / (challenge.decay ** 2))
  76             * (solve_count ** 2)
  77         ) + challenge.initial
  78 
  79         value = math.ceil(value)
  80 
  81         if value < challenge.minimum:
  82             value = challenge.minimum
  83 
  84         challenge.value = value
  85         db.session.commit()
  86         return challenge
  87 
  88     @classmethod
  89     def read(cls, challenge):
  90         """
  91         This method is in used to access the data of a challenge in a format processable by the front end.
  92 
  93         :param challenge:
  94         :return: Challenge object, data dictionary to be returned to the user
  95         """
  96         challenge = DynamicChallenge.query.filter_by(id=challenge.id).first()
  97         data = {
  98             "id": challenge.id,
  99             "name": challenge.name,
  100             "value": challenge.value,
  101             "initial": challenge.initial,
  102             "decay": challenge.decay,
  103             "minimum": challenge.minimum,
  104             "description": challenge.description,
  105             "category": challenge.category,
  106             "state": challenge.state,
  107             "max_attempts": challenge.max_attempts,
  108             "type": challenge.type,
  109             "type_data": {
  110                 "id": cls.id,
  111                 "name": cls.name,
  112                 "templates": cls.templates,
  113                 "scripts": cls.scripts,
  114             },
  115         }
  116         return data
  117 
  118     @classmethod
  119     def update(cls, challenge, request):
  120         """
  121         This method is used to update the information associated with a challenge. This should be kept strictly to the
  122         Challenges table and any child tables.
  123 
  124         :param challenge:
  125         :param request:
  126         :return:
  127         """
  128         data = request.form or request.get_json()
  129 
  130         for attr, value in data.items():
  131             # We need to set these to floats so that the next operations don't operate on strings
  132             if attr in ("initial", "minimum", "decay"):
  133                 value = float(value)
  134             setattr(challenge, attr, value)
  135 
  136         return DynamicValueChallenge.calculate_value(challenge)
  137 
  138     @classmethod
  139     def solve(cls, user, team, challenge, request):
  140         super().solve(user, team, challenge, request)
  141 
  142         DynamicValueChallenge.calculate_value(challenge)
  143 
  144 
  145 def load(app):
  146     upgrade()
  147     CHALLENGE_CLASSES["dynamic"] = DynamicValueChallenge
  148     register_plugin_assets_directory(
  149         app, base_path="/plugins/dynamic_challenges/assets/"
  150     )
  151
  ```
  --- END FILES ---
  
  Please first localize the bug based on the issue statement, and then generate a patch according to the `git diff` format fenced by three backticks.
  
  Here is an example:
  
  ```diff
  diff --git a/examples/server_async.py b/examples/server_async.py
  --- a/examples/server_async.py
  +++ b/examples/server_async.py
  @@ -313,4 +313,4 @@
   
   
   if __name__ == "__main__":
  -    asyncio.run(run_async_server("."), debug=True)
  +    asyncio.run(run_async_server(), debug=True)
  diff --git a/examples/server_sync.py b/examples/server_sync.py
  --- a/examples/server_sync.py
  +++ b/examples/server_sync.py
  @@ -313,5 +313,5 @@
   
   
   if __name__ == "__main__":
  -    server = run_sync_server(".")
  +    server = run_sync_server()
       server.shutdown()
  
  ```
  
golden_diff: diff --git a/CTFd/plugins/dynamic_challenges/__init__.py b/CTFd/plugins/dynamic_challenges/__init__.py
  --- a/CTFd/plugins/dynamic_challenges/__init__.py
  +++ b/CTFd/plugins/dynamic_challenges/__init__.py
  @@ -22,7 +22,7 @@
   
       def __init__(self, *args, **kwargs):
           super(DynamicChallenge, self).__init__(**kwargs)
  -        self.initial = kwargs["value"]
  +        self.value = kwargs["initial"]
   
   
   class DynamicValueChallenge(BaseChallenge):
  
verification_info: {"golden_diff": "diff --git a/CTFd/plugins/dynamic_challenges/__init__.py b/CTFd/plugins/dynamic_challenges/__init__.py\n--- a/CTFd/plugins/dynamic_challenges/__init__.py\n+++ b/CTFd/plugins/dynamic_challenges/__init__.py\n@@ -22,7 +22,7 @@\n \n     def __init__(self, *args, **kwargs):\n         super(DynamicChallenge, self).__init__(**kwargs)\n-        self.initial = kwargs[\"value\"]\n+        self.value = kwargs[\"initial\"]\n \n \n class DynamicValueChallenge(BaseChallenge):\n", "issue": "Stub issue for ctfcli #13\nhttps://github.com/CTFd/ctfcli/issues/13\r\n\r\nThis needs to be resolved in CTFd most likely.\n", "before_files": [{"content": "from __future__ import division  # Use floating point for math calculations\n\nimport math\n\nfrom flask import Blueprint\n\nfrom CTFd.models import Challenges, Solves, db\nfrom CTFd.plugins import register_plugin_assets_directory\nfrom CTFd.plugins.challenges import CHALLENGE_CLASSES, BaseChallenge\nfrom CTFd.plugins.migrations import upgrade\nfrom CTFd.utils.modes import get_model\n\n\nclass DynamicChallenge(Challenges):\n    __mapper_args__ = {\"polymorphic_identity\": \"dynamic\"}\n    id = db.Column(\n        db.Integer, db.ForeignKey(\"challenges.id\", ondelete=\"CASCADE\"), primary_key=True\n    )\n    initial = db.Column(db.Integer, default=0)\n    minimum = db.Column(db.Integer, default=0)\n    decay = db.Column(db.Integer, default=0)\n\n    def __init__(self, *args, **kwargs):\n        super(DynamicChallenge, self).__init__(**kwargs)\n        self.initial = kwargs[\"value\"]\n\n\nclass DynamicValueChallenge(BaseChallenge):\n    id = \"dynamic\"  # Unique identifier used to register challenges\n    name = \"dynamic\"  # Name of a challenge type\n    templates = {  # Handlebars templates used for each aspect of challenge editing & viewing\n        \"create\": \"/plugins/dynamic_challenges/assets/create.html\",\n        \"update\": \"/plugins/dynamic_challenges/assets/update.html\",\n        \"view\": \"/plugins/dynamic_challenges/assets/view.html\",\n    }\n    scripts = {  # Scripts that are loaded when a template is loaded\n        \"create\": \"/plugins/dynamic_challenges/assets/create.js\",\n        \"update\": \"/plugins/dynamic_challenges/assets/update.js\",\n        \"view\": \"/plugins/dynamic_challenges/assets/view.js\",\n    }\n    # Route at which files are accessible. This must be registered using register_plugin_assets_directory()\n    route = \"/plugins/dynamic_challenges/assets/\"\n    # Blueprint used to access the static_folder directory.\n    blueprint = Blueprint(\n        \"dynamic_challenges\",\n        __name__,\n        template_folder=\"templates\",\n        static_folder=\"assets\",\n    )\n    challenge_model = DynamicChallenge\n\n    @classmethod\n    def calculate_value(cls, challenge):\n        Model = get_model()\n\n        solve_count = (\n            Solves.query.join(Model, Solves.account_id == Model.id)\n            .filter(\n                Solves.challenge_id == challenge.id,\n                Model.hidden == False,\n                Model.banned == False,\n            )\n            .count()\n        )\n\n        # If the solve count is 0 we shouldn't manipulate the solve count to\n        # let the math update back to normal\n        if solve_count != 0:\n            # We subtract -1 to allow the first solver to get max point value\n            solve_count -= 1\n\n        # It is important that this calculation takes into account floats.\n        # Hence this file uses from __future__ import division\n        value = (\n            ((challenge.minimum - challenge.initial) / (challenge.decay ** 2))\n            * (solve_count ** 2)\n        ) + challenge.initial\n\n        value = math.ceil(value)\n\n        if value < challenge.minimum:\n            value = challenge.minimum\n\n        challenge.value = value\n        db.session.commit()\n        return challenge\n\n    @classmethod\n    def read(cls, challenge):\n        \"\"\"\n        This method is in used to access the data of a challenge in a format processable by the front end.\n\n        :param challenge:\n        :return: Challenge object, data dictionary to be returned to the user\n        \"\"\"\n        challenge = DynamicChallenge.query.filter_by(id=challenge.id).first()\n        data = {\n            \"id\": challenge.id,\n            \"name\": challenge.name,\n            \"value\": challenge.value,\n            \"initial\": challenge.initial,\n            \"decay\": challenge.decay,\n            \"minimum\": challenge.minimum,\n            \"description\": challenge.description,\n            \"category\": challenge.category,\n            \"state\": challenge.state,\n            \"max_attempts\": challenge.max_attempts,\n            \"type\": challenge.type,\n            \"type_data\": {\n                \"id\": cls.id,\n                \"name\": cls.name,\n                \"templates\": cls.templates,\n                \"scripts\": cls.scripts,\n            },\n        }\n        return data\n\n    @classmethod\n    def update(cls, challenge, request):\n        \"\"\"\n        This method is used to update the information associated with a challenge. This should be kept strictly to the\n        Challenges table and any child tables.\n\n        :param challenge:\n        :param request:\n        :return:\n        \"\"\"\n        data = request.form or request.get_json()\n\n        for attr, value in data.items():\n            # We need to set these to floats so that the next operations don't operate on strings\n            if attr in (\"initial\", \"minimum\", \"decay\"):\n                value = float(value)\n            setattr(challenge, attr, value)\n\n        return DynamicValueChallenge.calculate_value(challenge)\n\n    @classmethod\n    def solve(cls, user, team, challenge, request):\n        super().solve(user, team, challenge, request)\n\n        DynamicValueChallenge.calculate_value(challenge)\n\n\ndef load(app):\n    upgrade()\n    CHALLENGE_CLASSES[\"dynamic\"] = DynamicValueChallenge\n    register_plugin_assets_directory(\n        app, base_path=\"/plugins/dynamic_challenges/assets/\"\n    )\n", "path": "CTFd/plugins/dynamic_challenges/__init__.py"}], "after_files": [{"content": "from __future__ import division  # Use floating point for math calculations\n\nimport math\n\nfrom flask import Blueprint\n\nfrom CTFd.models import Challenges, Solves, db\nfrom CTFd.plugins import register_plugin_assets_directory\nfrom CTFd.plugins.challenges import CHALLENGE_CLASSES, BaseChallenge\nfrom CTFd.plugins.migrations import upgrade\nfrom CTFd.utils.modes import get_model\n\n\nclass DynamicChallenge(Challenges):\n    __mapper_args__ = {\"polymorphic_identity\": \"dynamic\"}\n    id = db.Column(\n        db.Integer, db.ForeignKey(\"challenges.id\", ondelete=\"CASCADE\"), primary_key=True\n    )\n    initial = db.Column(db.Integer, default=0)\n    minimum = db.Column(db.Integer, default=0)\n    decay = db.Column(db.Integer, default=0)\n\n    def __init__(self, *args, **kwargs):\n        super(DynamicChallenge, self).__init__(**kwargs)\n        self.value = kwargs[\"initial\"]\n\n\nclass DynamicValueChallenge(BaseChallenge):\n    id = \"dynamic\"  # Unique identifier used to register challenges\n    name = \"dynamic\"  # Name of a challenge type\n    templates = {  # Handlebars templates used for each aspect of challenge editing & viewing\n        \"create\": \"/plugins/dynamic_challenges/assets/create.html\",\n        \"update\": \"/plugins/dynamic_challenges/assets/update.html\",\n        \"view\": \"/plugins/dynamic_challenges/assets/view.html\",\n    }\n    scripts = {  # Scripts that are loaded when a template is loaded\n        \"create\": \"/plugins/dynamic_challenges/assets/create.js\",\n        \"update\": \"/plugins/dynamic_challenges/assets/update.js\",\n        \"view\": \"/plugins/dynamic_challenges/assets/view.js\",\n    }\n    # Route at which files are accessible. This must be registered using register_plugin_assets_directory()\n    route = \"/plugins/dynamic_challenges/assets/\"\n    # Blueprint used to access the static_folder directory.\n    blueprint = Blueprint(\n        \"dynamic_challenges\",\n        __name__,\n        template_folder=\"templates\",\n        static_folder=\"assets\",\n    )\n    challenge_model = DynamicChallenge\n\n    @classmethod\n    def calculate_value(cls, challenge):\n        Model = get_model()\n\n        solve_count = (\n            Solves.query.join(Model, Solves.account_id == Model.id)\n            .filter(\n                Solves.challenge_id == challenge.id,\n                Model.hidden == False,\n                Model.banned == False,\n            )\n            .count()\n        )\n\n        # If the solve count is 0 we shouldn't manipulate the solve count to\n        # let the math update back to normal\n        if solve_count != 0:\n            # We subtract -1 to allow the first solver to get max point value\n            solve_count -= 1\n\n        # It is important that this calculation takes into account floats.\n        # Hence this file uses from __future__ import division\n        value = (\n            ((challenge.minimum - challenge.initial) / (challenge.decay ** 2))\n            * (solve_count ** 2)\n        ) + challenge.initial\n\n        value = math.ceil(value)\n\n        if value < challenge.minimum:\n            value = challenge.minimum\n\n        challenge.value = value\n        db.session.commit()\n        return challenge\n\n    @classmethod\n    def read(cls, challenge):\n        \"\"\"\n        This method is in used to access the data of a challenge in a format processable by the front end.\n\n        :param challenge:\n        :return: Challenge object, data dictionary to be returned to the user\n        \"\"\"\n        challenge = DynamicChallenge.query.filter_by(id=challenge.id).first()\n        data = {\n            \"id\": challenge.id,\n            \"name\": challenge.name,\n            \"value\": challenge.value,\n            \"initial\": challenge.initial,\n            \"decay\": challenge.decay,\n            \"minimum\": challenge.minimum,\n            \"description\": challenge.description,\n            \"category\": challenge.category,\n            \"state\": challenge.state,\n            \"max_attempts\": challenge.max_attempts,\n            \"type\": challenge.type,\n            \"type_data\": {\n                \"id\": cls.id,\n                \"name\": cls.name,\n                \"templates\": cls.templates,\n                \"scripts\": cls.scripts,\n            },\n        }\n        return data\n\n    @classmethod\n    def update(cls, challenge, request):\n        \"\"\"\n        This method is used to update the information associated with a challenge. This should be kept strictly to the\n        Challenges table and any child tables.\n\n        :param challenge:\n        :param request:\n        :return:\n        \"\"\"\n        data = request.form or request.get_json()\n\n        for attr, value in data.items():\n            # We need to set these to floats so that the next operations don't operate on strings\n            if attr in (\"initial\", \"minimum\", \"decay\"):\n                value = float(value)\n            setattr(challenge, attr, value)\n\n        return DynamicValueChallenge.calculate_value(challenge)\n\n    @classmethod\n    def solve(cls, user, team, challenge, request):\n        super().solve(user, team, challenge, request)\n\n        DynamicValueChallenge.calculate_value(challenge)\n\n\ndef load(app):\n    upgrade()\n    CHALLENGE_CLASSES[\"dynamic\"] = DynamicValueChallenge\n    register_plugin_assets_directory(\n        app, base_path=\"/plugins/dynamic_challenges/assets/\"\n    )\n", "path": "CTFd/plugins/dynamic_challenges/__init__.py"}]}