import os
from os.path import join
import collections
import logging

from dotenv import load_dotenv
import yaml

# from app.models import types
from pathlib import Path

import codecs
codecs.register(lambda name: codecs.lookup('utf8') if name == 'utf8mb4' else None)

LOG = logging.getLogger('swimmer')

# -----------------------------------------------------------------------------
# .env config for keys
# -----------------------------------------------------------------------------
# Project directory
SELF_CWD = os.path.dirname(os.path.realpath(__file__))  # this file
DIR_PROJECT_ROOT = str(Path(SELF_CWD).parent.parent.parent)

# source .env vars
fp_env = join(DIR_PROJECT_ROOT, '.env')
load_dotenv(dotenv_path=fp_env)
# VFRAME_PRODUCTION = os.getenv('VFRAME_ENV') == 'production'

# -----------------------------------------------------------------------------
# Click config
# -----------------------------------------------------------------------------

CLICK_GROUPS = {
  # 'process': 'commands/process',
  'db': '',
  'flask': '',
}


# -----------------------------------------------------------------------------
# File I/O
# -----------------------------------------------------------------------------

SELF_CWD = os.path.dirname(os.path.realpath(__file__))  # Script CWD
DIR_APP = str(Path(SELF_CWD).parent.parent.parent)

DIR_DATA_STORE = join(DIR_APP, 'data_store')

DIR_DATABASE = join(DIR_DATA_STORE, 'db')
DIR_UPLOADS = join(DIR_DATA_STORE, 'uploads')
DIR_EXPORTS = join(DIR_DATA_STORE, 'exports')

DIR_DOCS = join(DIR_APP, 'docs')

URL_DATA = '/static/data/'
URL_MEDIA = join(URL_DATA, 'media')
URL_UPLOADS = join(URL_DATA, 'uploads')
URL_EXPORTS = join(URL_DATA, 'exports')

if 'cli' in os.getcwd():
  DIR_STATIC = os.path.abspath('../static')
else:
  DIR_STATIC = os.path.abspath('static')

HASH_TREE_DEPTH = 3  # for sha256 subdirs
HASH_BRANCH_SIZE = 3  # for sha256 subdirs


# -----------------------------------------------------------------------------
# S3 storage
# -----------------------------------------------------------------------------

try:
  S3_HTTP_BASE_URL = os.getenv("S3_HTTP_BASE_URL")
  DIR_S3_VER = 'v2'
  DIR_S3_MODELS = join(DIR_S3_VER, 'models')
  S3_HTTP_MODELS_URL = join(S3_HTTP_BASE_URL, DIR_S3_MODELS)
except Exception as e:
  # LOG.error(f'S3 .env variables not set. Can not access models.')
  pass

# -----------------------------------------------------------------------------
# Exports
# -----------------------------------------------------------------------------

HTTP_EXTERNAL_HOST = os.getenv('HTTP_EXTERNAL_HOST') or "http://0.0.0.0:5000"


# -----------------------------------------------------------------------------
# Unicode symbols for logger
# -----------------------------------------------------------------------------

UCODE_OK = u"\u2714"  # check ok
UCODE_NOK = u'\u2718'  # x no ok