"""
Project:    PARTS Website
Author:     Edward Middleton-Smith
            Precision And Research Technology Systems Limited

Technology: View Models
Feature:    Dog Dog Command Link View Model

Description:
Data model for dog dog command links view
"""

# internal
from business_objects.dog.command import Command, Parameters_Command
from business_objects.dog.dog import Dog, Parameters_Dog
from business_objects.dog.dog_command_link import Dog_Command_Link, Parameters_Dog_Command_Link
from business_objects.dog.obedience_level import Obedience_Level
from datastores.datastore_dog import DataStore_Dog
from models.model_view_dog_base import Model_View_Dog_Base
from forms.dog.dog_command_link import Filters_Dog_Command_Link
# from routes import bp_home
from helpers.helper_app import Helper_App
import lib.argument_validation as av

# external
from pydantic import BaseModel
from typing import ClassVar
from operator import attrgetter

class Model_View_Dog_Dog_Command_Link(Model_View_Dog_Base):
    FLAG_HAND_SIGNAL_DESCRIPTION: ClassVar[str] = Dog_Command_Link.FLAG_HAND_SIGNAL_DESCRIPTION
    filter_dogs: list = None
    filter_command_categories: list = None
    filter_commands: list = None
    dog_command_links: list = None
    form_filters: Filters_Dog_Command_Link = None
    form_filters_old: Filters_Dog_Command_Link
    
    def __init__(self, form_filters_old, hash_page_current=Model_View_Dog_Base.HASH_PAGE_DOG_DOG_COMMAND_LINKS):
        _m = 'Model_View_Dog_Dog_Command_Link.__init__'
        Helper_App.console_log(f'{_m}\nstarting...')
        super().__init__(hash_page_current=hash_page_current, form_filters_old=form_filters_old)
        self._title = 'Dog Command Link'
        self.form_filters = form_filters_old
        datastore = DataStore_Dog()
        user_session = datastore.get_user_session()
        parameters_filter_dog = Parameters_Dog.get_default(user_session.id_user)
        self.filter_dogs, errors = datastore.get_many_dog(parameters_filter_dog)
        if len(self.filter_dogs) > 0:
            self.form_filters.id_dog.choices += [(str(dog.id_dog), dog.name) for dog in self.filter_dogs]
        
        parameters_filter_command = Parameters_Command.get_default(user_session.id_user)
        self.filter_command_categories, self.filter_commands, errors = datastore.get_many_command(parameters_filter_command)
        if len(self.filter_command_categories) > 0:
            self.form_filters.id_command_category.choices += [(str(command_category.id_command_category), command_category.name) for command_category in self.filter_command_categories]
        if len(self.filter_commands) > 0:
            Helper_App.console_log(f'filter commands: {self.filter_commands}')
            sorted_filter_commands = self.filter_commands
            sorted_filter_commands.sort(key = attrgetter('name'))
            Helper_App.console_log(f'sorted filter commands: {sorted_filter_commands}')
            self.form_filters.id_command.choices += [(str(command.id_command), command.name) for command in sorted_filter_commands] # .sort(key = lambda command: command[1])

        Helper_App.console_log(f'Form filters: {self.form_filters}')
        parameters_filter_dog_command_link = Parameters_Dog_Command_Link.from_form_filters_dog_command_link(self.form_filters, user_session.id_user)
        Helper_App.console_log(f'Query args: {parameters_filter_dog_command_link}')
        self.dog_command_links, errors = datastore.get_many_dog_command_link(parameters_filter_dog_command_link)