import base64
import json
from urllib.request import Request, urlopen

import logging
logger = logging.getLogger('django')

RECIPE_URL = 'https://api.brewfather.app/v2/recipes'
BATCH_URL = 'https://api.brewfather.app/v2/batches'
PULL_LIMIT = 50

BREWFATHER_CONVERT_LOOKUP = { # local_name: brewfather_name
    'all': {
        'name': 'name',
        'unit_cost': 'costPerAmount',
        'supplier': 'supplier',
        'notes': 'notes',
        'user_notes': 'userNotes',
    },
    'fermentable': {
        'grain_category': 'grainCategory',
        'fermentable_type': 'type',
        'diastatic_power': 'diastaticPower',
        'potential': 'potential',
        'protein': 'protein',
        'attenuation': 'attenuation',
        'lovibond': 'lovibond',
        'max_in_batch': 'maxInBatch',
        'moisture': 'moisture',
        'non_fermentable': 'notFermentable',
        'ibu_per_unit': 'ibuPerAmount',
    },
    'hop': {
        'ibu': 'ibu',
        'use': 'use',
        'hop_type': 'type',
        'alpha': 'alpha',
     
    },
    'misc': {
        'use': 'use',
        'misc_type': 'type',
        'water_adjustment': 'waterAdjustment',
        
    }
}

def get_batches(api_user, api_key, batch=''):
    auth_string = api_user + ':' + api_key

    auth64 = base64.b64encode(auth_string.encode("utf-8"))
    batch_array = []

    if batch != '':
        lastbatch = '&start_after=' + batch
    else:
        lastbatch = ''

    query = '{batch_url}?limit={pull_limit}&complete=True&include=recipe,recipe.batchSize&status=Planning{last_batch}'.format(
        batch_url=BATCH_URL,
        pull_limit=PULL_LIMIT,
        last_batch=lastbatch
    )

    req = Request(query)
    req.add_header('authorization', 'Basic ' + auth64.decode())
    content = urlopen(req)

    data = json.load(content)

    if len(data) == PULL_LIMIT:
        last_id = data[-1]['_id']
        data = data + get_batches(batch=last_id)

    return data


def pull_recipes(api_user, api_key):
    batch_list = get_batches(api_user, api_key);

    for batch in batch_list:

        batch_id = batch['_id']
        brewDate = batch['brewDate']
        recipe = batch['recipe']
        batch_name = '{} {}'.format(batch['name'], batch['batchNo'])
        name = recipe['name']
        batchSize = recipe['batchSize'] * 0.264172
        strike_water = recipe['data']['mashWaterAmount'] * 0.264172
        sparge_water = recipe['data']['spargeWaterAmount'] * 0.264172
        fermentables = recipe['data']['mashFermentables']
        fermentable_text = ''

    for num, ferm in enumerate(fermentables):
        logger.critical(ferm)
      # var this_ferm = recipe.data.mashFermentables[key];
      # console.log(this_ferm);
      # var malt_string = this_ferm.name + '@@@' + this_ferm.grainCategory + '@@@' + this_ferm.amount * 2.20462 + '@@@ @@@' + this_ferm.color;
      # fermentable_text = fermentable_text + "%%%" + malt_string;
    # }

    # /*for (j=0;j<fermentables.length;j++){
      # console.log(fermentables[j]);
      # var malt_string = fermentables[j].name + '@@@' + fermentables[j].grainCategory + '@@@' + fermentables[j].amount * 2.20462 + '@@@ @@@' + fermentables[j].color;
      # fermentable_text = fermentable_text + "%%%" + malt_string;
    # }*/
    # row_data.push([name, batch_name, fermentable_text, id, strike_water, sparge_water, batchSize, brewDate]);
  # }

  # sheet = SpreadsheetApp.getActive().getSheetByName('Recipes');

  # clearrange = sheet.getRange("A2:H");
  # clearrange.clear();
  # range = sheet.getRange(1, 1, row_data.length, row_data[0].length);
  # range.setValues(row_data);
  # clearrange.sort(8);
# }