from grocy.request import Request
from html2text import html2text
from grocy.stock import Stock
from grocy.conf import Configuration
from copy import deepcopy
from grocy.entity import Entity
import logging


class Recipe(object):
    GET_RECIPES_FULFILLMENT_URL_TEMPLATE = '{domain}/api/recipes/fulfillment'
    GET_RECIPE_FULFILLMENT_URL_TEMPLATE = '{domain}/api/recipes/{recipeId}/fulfillment'
    GET_RECIPES_POS_FULFILLMENT_URL_TEMPLATE = '{domain}/api/recipes/{recipeId}/pos/fulfillment'

    def __init__(self, id=None):
        self.conf = Configuration()
        self.conf.load()
        self.id = id

    @property
    def ingredients(self):
        logger = logging.getLogger('recipes.ingredients')

        stock = Stock()
        ingredients_detail = []
        products = Entity(name='products').get()
        locations = Entity(name='locations').get()
        quantity_units = Entity(name='quantity_units').get()
        for recipe_pos in self.pos_fulfillment:
            if recipe_pos['recipe_id'] == self.id:
                data = {}
                product = next((p for p in products if p['id'] == recipe_pos['product_id']), None)
                product['quantity_unit'] = next((q for q in quantity_units if q['id'] == recipe_pos['qu_id']), None)
                product['location'] = next((l for l in locations if l['id'] == product['location_id']), None)
                product['group'] = recipe_pos['ingredient_group']


                # Remove extraneous properties
                recipe_pos.pop('recipe_id', None)
                recipe_pos.pop('ingredient_group', None)
                recipe_pos.pop('id', None)
                recipe_pos.pop('product_id', None)
                recipe_pos.pop('recipe_pos_id', None)
                recipe_pos.pop('qu_id', None)
                product.pop('qu_id_purchase', None)
                product.pop('qu_id_stock', None)
                product.pop('location_id', None)
                product['location'].pop('row_created_timestamp', None)
                product['quantity_unit'].pop('row_created_timestamp', None)
                product.pop('row_created_timestamp', None)

                # Merge recipe pos and  products
                product.update(recipe_pos)
                data.update(product)
                ingredients_detail.append(data)

        return ingredients_detail


    @property
    def pos_fulfillment(self):
        logger = logging.getLogger('recipe.pos_fulfillment')
        try:
            if self.id is None:
                raise Exception('recipe id is required')
            url = self.GET_RECIPES_POS_FULFILLMENT_URL_TEMPLATE.format(domain=self.conf.domain, recipeId=self.id)
            request = Request('get', url)
            return request.send()
        except Exception as e:
            logger.error(e)
            raise e

    def generate_plain_text_description(self, description):
        if not description:
            raise Exception('Missing description')
        logger = logging.getLogger('recipe.generate_plain_text_description')
        try:
            plain_text_description = html2text(description)
            return plain_text_description
        except Exception as e:
            logger.error(e)
            raise e
    @property
    def fulfillment(self):
        logger = logging.getLogger('recipe.fulfillment')
        url = self.GET_RECIPE_FULFILLMENT_URL_TEMPLATE.format(domain=self.conf.domain, recipeId=self.id)
        request = Request('get', url)
        try:
            return request.send()
        except Exception as e:
            logger.error(e)
            raise e

    def get_fulfillments(self):
        logger = logging.getLogger('recipe.get_requirements')
        if self.id:
            url = self.GET_RECIPE_FULFILLMENT_URL_TEMPLATE.format(domain=self.conf.domain, recipeId=self.id)
        else:
            url = self.GET_RECIPES_FULFILLMENT_URL_TEMPLATE.format(domain=self.conf.domain)
        request = Request('get', url)
        try:
            return request.send()
        except Exception as e:
            logger.error(e)
            raise e