import requests
import json

API_URL = "http://localhost:3000"
API_USER = "demo- demo.demo"
API_PASS = "demo"
OFFSET = 65535

class Planka:
    """API wrapper class for Planka
    - url: URL of Planka instance
    - username: Username of Planka user
    - password: Password of Planka user
    """
    def __init__(self, url:str, username:str, password:str, templates="config/templates.json"):
        self.url = url
        self.username = username
        self.password = password
        self.auth = None
        with open(templates) as f:
            self.templates = json.load(f)
        self.authenticate()
    
    def __repr__(self):
        return f"<{type(self).__name__}:\n\tBase URL: {self.url}\n\tLogin User: {self.username}\n\tLogin Pass: {self.password}\n\tAPI Token: {self.auth}\n>"

    def deauthenticate(self) -> bool:
        """Deletes the auth token from the Planka API
        - **return:** True if successful, False if not
        """
        try:
            self.request("DELETE", "/api/access-tokens/me")
            self.auth = None
            return True
        except:
            raise InvalidToken(f"No active access token assigned to this instance\n{self.__repr__()}")

    def validate(self) -> bool:
        """Validates the Planka API connection
        - **return:** True if successful, False if not
        """
        try:
            self.request("GET", "/*")
            return True
        except:
            raise InvalidToken(f"Invalid API credentials\n{self.__repr__()}")

    def authenticate(self) -> bool:
        """Gets an auth token from the Planka API
        - **return:** True if successful, False if not
        """
        try:
            request = requests.post(f"{self.url}/api/access-tokens", data={'emailOrUsername': self.username, 'password': self.password})
            self.auth = request.json()['item']
            if not self.auth:
                raise InvalidToken(f"Invalid API credentials\n{self.__repr__()}")
            return True
        except:
            raise InvalidToken(f"Invalid API credentials\n{self.__repr__()}")

    def request(self, method:str, endpoint:str, data:dict=None) -> dict:
        """Makes a request to the Planka API
        - method: HTTP method
        - endpoint: API endpoint
        - data: Data to send with request (default: None)
        - **return:** JSON response from Planka API
        """
        if not self.auth:
            self.authenticate()
        headers = \
            { 
            "Content-Type": "application/json",
            "Authorization": f"Bearer {self.auth}"
            }
        url = f"{self.url}{endpoint}"
        response = requests.request(method, url, headers=headers, json=data)

        if response.status_code == 401:
            raise InvalidToken("Invalid API credentials")

        if response.status_code not in [200, 201]:
            raise InvalidToken(f"Failed to {method} {url} with status code {response.status_code}")

        try:
            return response.json()
        except:
            raise InvalidToken(f"Failed to parse response from {url}")
    
    def get_template(self, template:str) -> dict:
        """Returns a template from the templates.json file
        - template: Name of template to return
        - **return:** Template dictionary
        """
        try:
            return self.templates[template]
        except:
            raise InvalidToken(f"Template not found: {template}")
        
class Controller():
    def __init__(self, instance:Planka) -> None:
        """Controller class for Planka API
        - instance: Planka API instance
        """
        self.instance = instance
        self.template:dict = None
        self.data:dict = None
        self.response:dict = None

    def __str__(self) -> str:
        """Returns a string representation of the controller object
        - **return:** String representation of controller object
        """
        return f"{type(self).__name__}:\n{json.dumps(self.data, sort_keys=True, indent=4)}"

    def __repr__(self) -> str:
        """Returns a string representation of the controller object
        - **return:** String representation of controller object
        """
        return f"<{type(self).__name__}({self.__class__.__bases__[0].__name__})>{self.__str__()}"

    def build(self, **kwargs) -> dict:
        """Builds the controller data
        - **return:** Controller data dictionary
        """
        if not kwargs:
            return kwargs
        valid_keys = self.template.keys()
        data = {key: value for key, value in kwargs.items() if key in valid_keys}
        self.data = data
        return self.data

    def create(self, route:str, data:dict=None) -> dict:
        """Creates a new controller object (POST)
        - route: Route for controller object POST request
        - **return:** POST response dictionary
        """
        if not data:
            data = self.data
        if not data:
            raise InvalidToken(f"Please Build a {type(self).__name__} before creating")
        self.response = self.instance.request("POST", route, data)
        return self.response

    def get(self, route:str) -> dict:
        """Gets a controller object (GET)
        - route: Route for controller object GET request
        - **return:** GET response dictionary
        """
        return self.instance.request("GET", route)

    def update(self, route:str, data:dict=None) -> dict:
        """Updates a controller object (PATCH)
        - route: Route for controller object PATCH request
        - oid: ID of controller object
        - **return:** PATCH response dictionary
        """
        if not data:
            data = self.data
        if not self.data:
            raise InvalidToken(f"Please Build a {type(self).__name__} before updating")
        self.response = self.instance.request("PATCH", route, data=data)
        return self.response

    def delete(self, route:str) -> dict: 
        """Deletes a controller object (DELETE)
        - route: Route for controller object DELETE request
        - oid: ID of controller object
        - **return:** DELETE response dictionary
        """
        return self.instance.request("DELETE", route)
    
    def last_response(self) -> dict:
        """Returns the last response from the controller object
        - **return:** Last response dictionary
        """
        return self.response

class Project(Controller):
    def __init__(self, instance:Planka, **kwargs) -> None:
        self.instance = instance
        self.template = instance.get_template("project")
        self.data = self.build(**kwargs)

    def get(self, name:str=None, oid:str=None) -> dict:
        """Gets a project by name
        - oid: ID of project to get (optional)
        - name: Name of project if None returns all projects
        - **return:** GET response dictionary
        """
        if oid:
            return super().get(f"/api/projects/{oid}")
        prjs = super().get("/api/projects")
        if not name:
            return prjs
        prj_names = [prj["name"] for prj in prjs["items"]]
        if name not in prj_names:
            raise InvalidToken(f"Project {name} not found")
        prj_id = [prj for prj in prjs["items"] if prj["name"] == name][0]["id"]
        return super().get(f"/api/projects/{prj_id}")

    def get_project_names(self) -> list:
        """Gets a list of project names
        - **return:** List of project names
        """
        return [prj["name"] for prj in self.get()['items']]
    
    def create(self) -> dict:
        """Creates a new project
        - **return:** POST response dictionary
        """
        if not self.data:
            raise InvalidToken(f"Please Build a {type(self).__name__} before creating")
        if self.data["name"] in [prj["name"] for prj in self.get()['items']]:
            raise InvalidToken(f"Project {self.data['name']} already exists")
        return super().create("/api/projects")
    
    def update(self, name:str) -> dict:
        """Updates a project
        - name: Name of project to update
        - **return:** PATCH response dictionary
        """
        prj_id = prj_id = self.get(name)['item']['id']
        return super().update(f"/api/projects/{prj_id}")

    def delete(self, name:str) -> dict:
        """Deletes a project
        - name: Name of project to delete
        - **return:** DELETE response dictionary
        """
        prj_id = self.get(name)['item']['id']
        return super().delete(f"/api/projects/{prj_id}")

class Board(Controller):
    def __init__(self, instance:Planka, **kwargs) -> None:
        self.instance = instance
        self.template = instance.get_template("board")
        self.data = self.build(**kwargs)
    
    def get(self, project_name:str=None, board_name:str=None, oid:str=None) -> dict:
        """Gets a board by name
        - oid: ID of board to get (optonal)
        - name: Name of board if None returns all boards
        - project_name: Name of project to get boards from
        - **return:** GET response dictionary
        """
        if oid:
            return super().get(f"/api/boards/{oid}")
        if not (project_name):
            raise InvalidToken("Please provide a project name")
        prj_con = Project(self.instance)
        prj = prj_con.get(project_name)
        boards = prj["included"]["boards"]
        if not board_name:
            return boards
        board_names = [board["name"] for board in boards]
        if board_name not in board_names:
            raise InvalidToken(f"Board `{board_name}` not found")
        board_id = [board for board in boards if board["name"] == board_name][0]["id"]
        return super().get(f"/api/boards/{board_id}")
    
    def create(self, project_name:str) -> dict:
        """Creates a new board
        - prj_name: Name of project to create board in
        - **return:** POST response dictionary
        """
        if not self.data:
            raise InvalidToken(f"Please Build a {type(self).__name__} before creating")
        prj_con = Project(self.instance)
        prj_id = prj_con.get(project_name)['item']['id']
        return super().create(f"/api/projects/{prj_id}/boards")
    
    def update(self, project_name:str=None, board_name:str=None, data:dict=None, oid:str=None) -> dict:
        """Updates a board
        - oid: ID of board to update (optional)
        - project_name: Name of project to update board in
        - board_name: Name of board to update
        - **return:** PATCH response dictionary
        """
        if not data:
            data = self.data
        if not data:
            raise InvalidToken(f"Please Build a {type(self).__name__} before updating")
        if oid:
            return super().update(f"/api/boards/{oid}", data=data)
        if not (project_name and board_name):
            raise InvalidToken("Please provide project and board names")
        board_id = self.get(project_name, board_name)['item']['id']
        return super().update(f"/api/boards/{board_id}", data=self.data)
    
    def delete(self, project_name:str=None, board_name:str=None, oid:str=None):
        """Deletes a board
        - oid: ID of board to delete (optional)
        - project_name: Name of project to delete board in
        - board_name: Name of board to delete
        - **return:** DELETE response dictionary
        """
        if oid:
            return super().delete(f"/api/boards/{oid}")
        if not project_name:
            raise InvalidToken("Please provide a project name")
        if not board_name:
            raise InvalidToken("Please provide a board name")
        board_id = self.get(project_name, board_name)['item']['id']
        return super().delete(f"/api/boards/{board_id}")

class List(Controller):
    def __init__(self, instance:Planka, **kwargs) -> None:
        self.instance = instance
        self.template = instance.get_template("list")
        self.data = self.build(**kwargs)

    def get(self, project_name:str=None, board_name:str=None, list_name:str=None):
        """Gets a list by name
        NOTE: No GET route for list by ID
        - project_name: Name of project to get list from
        - board_name: Name of board to get list from
        - list_name: Name of list to get
        - **return:** GET response dictionary
        """
        if not (project_name and board_name):
            raise InvalidToken("Please provide project and board names")
        board_con = Board(self.instance)
        board = board_con.get(project_name, board_name)
        lists = board["included"]["lists"]
        list_names = [lst["name"] for lst in lists]
        if not list_name:
            return lists
        if list_name not in list_names:
            raise InvalidToken(f"List `{list_name}` not found")
        return [lst for lst in lists if lst["name"] == list_name][0]
    
    def create(self, project_name:str=None, board_name:str=None, data:dict=None):
        """Creates a new list
        - project_name: Name of project to create list in
        - board_name: Name of board to create list in
        - **return:** POST response dictionary
        """
        if not data:
            data = self.data
        if not data:
            raise InvalidToken(f"Please Build a {type(self).__name__} before creating")
        if not (project_name and board_name):
            raise InvalidToken("Please provide project and board name")
        board_con = Board(self.instance)
        board_id = board_con.get(project_name, board_name)['item']['id']
        return super().create(f"/api/boards/{board_id}/lists")
    
    def update(self, project_name:str=None, board_name:str=None, list_name:str=None, data:dict=None, oid:str=None):
        """Updates a list
        - oid: ID of list to update (optional)
        - project_name: Name of project to update list in
        - board_name: Name of board to update list in
        - list_name: Name of list to update
        - **return:** PATCH response dictionary
        """        
        if not data:
            data = self.data
        if not data:
            raise InvalidToken(f"Please Build a {type(self).__name__} before updating")
        if oid:
            return super().update(f"/api/lists/{oid}", data=data)
        if not (project_name and board_name and list_name):
            raise InvalidToken("Please provide project, board, and list names")
        lst = self.get(project_name, board_name, list_name)
        return super().update(f"/api/lists/{lst['id']}", data=data)
    
    def delete(self, project_name:str=None, board_name:str=None, list_name:str=None, oid:str=None):
        """Deletes a list
        - oid: ID of list to delete (optional)
        - project_name: Name of project to delete list in
        - board_name: Name of board to delete list in
        - list_name: Name of list to delete
        - **return:** DELETE response dictionary
        """
        if oid:
            return super().delete(f"/api/lists/{oid}")
        if not (project_name and board_name and list_name):
            raise InvalidToken("Please provide a project, board, and list names")
        lst = self.get(project_name, board_name, list_name)
        return super().delete(f"/api/lists/{lst['id']}")

class Card(Controller):
    def __init__(self, instance:Planka, **kwargs) -> None:
        self.instance = instance
        self.template = instance.get_template("card")
        self.data = self.build(**kwargs)

    def get(self, project_name:str=None, board_name:str=None, list_name:str=None, card_name:str=None, oid:str=None):
        """Gets a card by name
        - oid: ID of card to get (optional)
        - project_name: Name of project to get card from
        - board_name: Name of board to get card from
        - list_name: Name of list to get card from
        - card_name: Name of card to get
        - **return:** GET response dictionary
        """
        if oid != None:
            return super().get(f"/api/cards/{oid}")
        if not (project_name and board_name and list_name):
            raise InvalidToken("Please provide project, board, and list names")
        board_con = Board(self.instance)
        board = board_con.get(project_name, board_name)
        lst_id = [ls for ls in board["included"]["lists"] if ls["name"] == list_name][0]["id"]
        cards = [card for card in board["included"]["cards"] if card["listId"] == lst_id]
        card_names = [card["name"] for card in cards]
        if not card_name:
            return [self.get(oid=card["id"]) for card in cards]
        if card_name not in card_names:
            raise InvalidToken(f"Card `{card_name}` not found")
        card_id = [card for card in cards if card["name"] == card_name][0]['id']
        return super().get(f"/api/cards/{card_id}")
    
    def create(self, project_name:str=None, board_name:str=None, list_name:str=None, data:dict=None):
        """Creates a new card
        - project_name: Name of project to create card in
        - board_name: Name of board to create card in
        - list_name: Name of list to create card in
        - **return:** POST response dictionary
        """
        if not data:
            data = self.data
        if not data:
            raise InvalidToken(f"Please Build a {type(self).__name__} before creating")
        if not (project_name and board_name and list_name):
            raise InvalidToken("Please provide a project, board and list names")
        board_con = Board(self.instance)
        board = board_con.get(project_name, board_name)
        lst_id = [ls for ls in board["included"]["lists"] if ls["name"] == list_name][0]["id"]
        return super().create(f"/api/lists/{lst_id}/cards")

    def delete(self, project_name:str=None, board_name:str=None, list_name:str=None, card_name:str=None, oid:str=None):
        """Deletes a card
        - oid: ID of card to delete (optional)
        - project_name: Name of project to delete card in
        - board_name: Name of board to delete card in
        - list_name: Name of list to delete card in
        - card_name: Name of card to delete
        - **return:** DELETE response dictionary
        """
        if oid != None:
            return super().delete(f"/api/cards/{oid}")
        if not (project_name and board_name and list_name and card_name):
            raise InvalidToken("Please provide a project, board, list, and card name")
        card = self.get(project_name, board_name, list_name, card_name)
        return super().delete(f"/api/cards/{card['id']}")
    
    def update(self, project_name:str=None, board_name:str=None, list_name:str=None, card_name:str=None, data:dict=None, oid:str=None):
        """Updates a card
        - oid: ID of card to update (optional)
        - project_name: Name of project to update card in
        - board_name: Name of board to update card in
        - list_name: Name of list to update card in
        - card_name: Name of card to update
        - **return:** PATCH response dictionary
        """
        if not data:
            data = self.data
        if not data:
            raise InvalidToken(f"Please Build a {type(self).__name__} before updating")
        if oid:
            return super().update(f"/api/cards/{oid}", data=data)
        if not (project_name and board_name and list_name and card_name):
            raise InvalidToken("Please provide a project, board, list, and card name")
        card = self.get(project_name, board_name, list_name, card_name)
        return super().update(f"/api/cards/{card['id']}", data=data)
    
    def get_labels(self, project_name:str=None, board_name:str=None, list_name:str=None, card_name:str=None, oid:str=None):
        """Gets labels for a card
        - oid: ID of card to get labels from (optional)
        - project_name: Name of project to get card from
        - board_name: Name of board to get card from
        - list_name: Name of list to get card from
        - card_name: Name of card to get
        - **return:** GET response dictionary
        """
        if oid:
            return self.get(oid=oid)['included']['cardLabels']
        if not (project_name and board_name and list_name and card_name):
            raise InvalidToken("Please provide project, board, list, and card names")
        card_id = self.get(project_name, board_name, list_name, card_name)['item']['id']
        return self.get(oid=card_id)['included']['cardLabels']
    
class Label(Controller):
    def __init__(self, instance:Planka, **kwargs) -> None:
        self.instance = instance
        self.template = instance.get_template("label")
        self.options = instance.get_template("colors")
        self.data = self.build(**kwargs)

    def colors(self) -> list:
        return self.options
    
    def get(self, project_name:str=None, board_name:str=None, label_name:str=None) -> dict:
        """Gets a label by name
        - project_name: Name of project to get label from
        - board_name: Name of board to get label from
        - label_name: Name of label to get
        - **return:** GET response dictionary
        """
        if not (project_name and board_name):
            raise InvalidToken("Please provide project and board names")
        board_con = Board(self.instance)
        board = board_con.get(project_name, board_name)
        labels = board["included"]["labels"]
        label_names = [label["name"] for label in labels]
        if not label_name:
            return labels
        if label_name not in label_names:
            raise InvalidToken(f"Label `{label_name}` not found")
        return [label for label in labels if label["name"] == label_name][0]
    
    def create(self, project_name:str=None, board_name:str=None, data:dict=None):
        """Creates a new label
        - project_name: Name of project to create label in
        - board_name: Name of board to create label in
        - **return:** POST response dictionary
        """
        if not data:
            data = self.data
        if not data:
            raise InvalidToken(f"Please Build a {type(self).__name__} before creating")
        if not (project_name and board_name):
            raise InvalidToken("Please provide project and board names")
        board_con = Board(self.instance)
        board = board_con.get(project_name, board_name)['item']
        return super().create(f"/api/boards/{board['id']}/labels")
    
    def delete(self, project_name:str=None, board_name:str=None, label_name:str=None, oid:str=None):
        """Deletes a label
        - oid: ID of label to delete (optional)
        - project_name: Name of project to delete label from
        - board_name: Name of board to delete label from
        - label_name: Name of label to delete
        - **return:** DELETE response dictionary
        """
        if oid:
            return super().delete(f"/api/labels/{oid}")
        if not (project_name and board_name and label_name):
            raise InvalidToken("Please provide project, board, and label names")
        label = self.get(project_name, board_name, label_name)
        return super().delete(f"/api/labels/{label['id']}")
    
    def add(self, project_name:str=None, board_name:str=None, list_name:str=None ,card_name:str=None, label_name:str=None, card_id:str=None, label_id:str=None):
        """Adds a label to a card
        - project_name: Name of project to add label to card in
        - board_name: Name of board to add label to card in
        - label_name: Name of label to add to card
        - card_name: Name of card to add label to
        - list_name: Name of list to add label to card in
        - **return:** POST response dictionary
        """
        if label_id and card_id:
            return super().create(f"/api/cards/{card_id}/labels", data={"labelId":label_id})
        if not (project_name and board_name and label_name):
            raise InvalidToken("Please provide a project, board, label name")
        if card_id:
            label = self.get(project_name, board_name, label_name)
            return super().create(f"/api/cards/{card_id}/labels", data={"labelId":label['item']['id']})
        if not (card_name and list_name):
            raise InvalidToken("Please provide a card and list name")
        card_con = Card(self.instance)
        card = card_con.get(project_name, board_name, list_name, card_name)
        label = self.get(project_name, board_name, label_name)
        return super().create(f"/api/cards/{card['item']['id']}/labels", {"labelId":label['item']['id']})

    def remove(self, project_name:str=None, board_name:str=None, list_name:str=None ,card_name:str=None, label_name:str=None, card_id:str=None, label_id:str=None):
        """Removes a label from a card
        - project_name: Name of project to remove label from card in
        - board_name: Name of board to remove label from card in
        - label_name: Name of label to remove from card
        - card_name: Name of card to remove label from
        - list_name: Name of list to remove label from card in
        - **return:** DELETE response dictionary
        """
        if label_id and card_id:
            return super().delete(f"/api/cards/{card_id}/labels/{label_id}")
        if not (project_name and board_name and label_name):
            raise InvalidToken("Please provide a project, board, label name")
        if card_id:
            label_id = [label['id'] for label in Card(self.instance).get_labels(oid=card_id) if label['name'] == label_name][0]
            return super().delete(f"/api/cards/{card_id}/labels/{label_id}")
        if not (card_name and list_name):
            raise InvalidToken("Please provide a card and list name")
        card_con = Card(self.instance)
        card = card_con.get(project_name, board_name, list_name, card_name)
        label = self.get(project_name, board_name, label_name)
        return super().delete(f"/api/cards/{card['item']['id']}/labels/{label['item']['id']}")

class Task(Controller):
    def __init__(self, instance:Planka, **kwargs) -> None:
        self.instance = instance
        self.template = instance.get_template("task")
        self.data = self.build(**kwargs)
    
    def get(self, project_name:str=None, board_name:str=None, list_name:str=None, card_name:str=None, task_name:str=None) -> dict:
        """Gets a task by name
        NOTE: No GET route for tasks by OID
        - project_name: Name of project to get task from
        - board_name: Name of board to get task from
        - list_name: Name of list to get task from
        - card_name: Name of card to get task from
        - task_name: Name of task to get
        - **return:** GET response dictionary
        """
        if not (project_name and board_name and list_name and card_name):
            raise InvalidToken("Please provide project, board, list, and card names")
        board_con = Board(self.instance)
        board = board_con.get(project_name, board_name)
        list_id = [ls for ls in board["included"]["lists"] if ls["name"] == list_name][0]["id"]
        cards = [card for card in board["included"]["cards"] if card["name"] == card_name and card["listId"] == list_id]
        card_id = [card for card in cards if card["name"] == card_name][0]["id"]
        tasks = [task for task in board["included"]["tasks"] if task["cardId"] == card_id]
        task_names = [task["name"] for task in tasks]
        if not task_name:
            return tasks
        if task_name not in task_names:
            raise InvalidToken(f"Task `{task_name}` not found")
        return [task for task in tasks if task["name"] == task_name][0]
    
    def create(self, project_name:str=None, board_name:str=None, list_name:str=None, card_name:str=None, data:dict=None, card_id:str=None):
        """Creates a new task
        - card_id: ID of card to create task in (optional)
        - project_name: Name of project to create task in
        - board_name: Name of board to create task in
        - list_name: Name of list to create task in
        - card_name: Name of card to create task in
        - **return:** POST response dictionary
        """
        if not data:
            data = self.data
        if not data:
            raise InvalidToken(f"Please Build a {type(self).__name__} before creating")
        if card_id:
            return super().create(f"/api/cards/{card_id}/tasks")
        if not (project_name and board_name and list_name and card_name):
            raise InvalidToken("Please provide project, board, list, and card names")
        board_con = Board(self.instance)
        board = board_con.get(project_name, board_name)
        list_id = [ls for ls in board["included"]["lists"] if ls["name"] == list_name][0]["id"]
        cards = [card for card in board["included"]["cards"] if card["name"] == card_name and card["listId"] == list_id]
        card_id = [card for card in cards if card["name"] == card_name][0]["id"]
        return super().create(f"/api/cards/{card_id}/tasks")
    
    def update(self, project_name:str=None, board_name:str=None, list_name:str=None, card_name:str=None, task_name:str=None, data:dict=None, oid:str=None):
        """Updates a task
        - oid: Object ID of task to update (optional)
        - project_name: Name of project to update task in
        - board_name: Name of board to update task in
        - list_name: Name of list to update task in
        - card_name: Name of card to update task in
        - task_name: Name of task to update
        - **return:** PATCH response dictionary
        """
        if not data:
            data = self.data
        if not data:
            raise InvalidToken(f"Please Build a {type(self).__name__} before updating")
        if oid:
            return super().update(f"/api/tasks/{oid}")
        if not (project_name and board_name and list_name and card_name and task_name):
            raise InvalidToken("Please provide project, board, list, card, and task names")
        task = self.get(project_name, board_name, list_name, card_name, task_name)
        return super().update(f"/api/tasks/{task['id']}")
       
    def delete(self, project_name:str=None, board_name:str=None, list_name:str=None, card_name:str=None, task_name:str=None, oid:str=None):
        """Deletes a task
        - oid: ID of task to delete (Use this if you already have the ID)
        - project_name: Name of project to delete task from
        - board_name: Name of board to delete task from
        - list_name: Name of list to delete task from
        - card_name: Name of card to delete task from
        - task_name: Name of task to delete
        - **return:** DELETE response dictionary
        """
        if oid:
            return super().delete(f"/api/tasks/{id}")
        if not (project_name and board_name and list_name and card_name and task_name):
            raise InvalidToken("Please provide project, board, list, card, and task names")
        task = self.get(project_name, board_name, list_name, card_name, task_name)
        return super().delete(f"/api/tasks/{task['id']}")

class Attachment(Controller):
    def __init__(self, instance:Planka, **kwargs) -> None:
        self.instance = instance
        self.template = instance.get_template("attachment")
        self.data = self.build(**kwargs)

class Stopwatch(Controller):
    def __init__(self, instance:Planka, **kwargs) -> None:
        self.instance = instance
        self.template = instance.get_template("stopwatch")
        self.data = self.build(**kwargs)

class Background(Controller):
    def __init__(self, instance:Planka, **kwargs) -> None:
        self.instance = instance
        self.template = instance.get_template("background")
        self.options = instance.get_template("gradients")
        self.data = self.build(**kwargs)

    def gradients(self) -> dict:
        """Gets all gradients
        - **return:** GET response dictionary
        """
        return self.options

    def apply(self, prj_name:str):
        """Applies a gradient to a project
        - project: Name of project to apply gradient to
        - **return:** PATCH response dictionary
        """
        project = Project(self.instance)
        prj_id = project.get(prj_name)["item"]["id"]
        if "type" not in self.data.keys():
            raise InvalidToken("Please specify a background type: `gradient` | `image`")
        if self.data["type"] == "gradient" and self.data["name"] not in self.options:
            raise InvalidToken(f"Gradient {self.data['name']} not found: please choose from\n{self.options}")
        return super().update(f"/api/projects/{prj_id}", data={"background": self.data})
    
    def clear(self, prj_name:str):
        """Clears a gradient from a project
        - project: Name of project to clear gradient from
        - **return:** PATCH response dictionary
        """
        project = Project(self.instance)
        prj_id = project.get(prj_name)["item"]["id"]
        return super().update(f"/api/projects/{prj_id}", data={"background": None})

class Comment(Controller):
    def __init__(self, instance:Planka, **kwargs) -> None:
        self.instance = instance
        self.template = instance.get_template("comment-action")
        self.data = self.build(**kwargs)

class User(Controller):
    def __init__(self, instance:Planka, **kwargs) -> None:
        """Creates a user
        - username: Username of user to create
        - name: Display name of user to create
        - password: Password of user to create
        - email: Email of user to create
        - subscribe: Subscibe user to own cards (default: False)
        - organization: Organization of user to create (default: None)
        - admin: Admin state of user to create (default: False)
        """
        self.instance = instance
        self.template = instance.get_template("user")
        self.data = self.build(**kwargs)

    def get(self, username:str=None):
        """Gets a user
        - username: Username of user to get (all if not provided)
        - **return:** GET response dictionary
        """
        if not username:
            return super().get("/api/users")["items"]
        users = super().get("/api/users")["items"]
        names = [user["username"] for user in users]
        if username not in names:
            raise InvalidToken(f"User {username} not found")
        return users[names.index(username)]
    
    def create(self, data:dict=None):
        """Creates a user
        - data: Data dictionary to create user with (optional)
        - **return:** POST response dictionary
        """
        if not data:
            data = self.data
        if not data:
            raise InvalidToken("Please either build a user or provide a data dictionary")
        if self.data["username"] in [user["username"] for user in self.get()]:
            raise InvalidToken(f"User {self.data['username']} already exists")
        return super().create("/api/users", data=self.data)
    
    def delete(self, username:str, oid:str=None):
        """Deletes a user
        - username: Username of user to delete
        - oid: ID of user to delete (Use this if you already have the ID)
        - **return:** DELETE response dictionary
        """
        if oid:
            return super().delete(f"/api/users/{oid}")
        if username not in [user["username"] for user in self.get()]:
            raise InvalidToken(f"User {username} not found")
        return super().delete(f"/api/users/{self.get(username)['id']}")
    
    def update(self, username:str, oid:str=None, data:dict=None):
        """Updates a user
        - username: Username of user to update
        - oid: ID of user to update (Use this if you already have the ID)
        - data: Data dictionary to update user with (optional)
        - **return:** PATCH response dictionary
        """
        user = self.get(username)
        if not data:
            data = self.data
        if not data:
            raise InvalidToken("Please either build a user or provide a data dictionary")
        return super().update(f"/api/users/{user['id']}", data=data)
    
class InvalidToken(Exception):
    """General Error for invalid API inputs
    """
    pass