import datetime
import logging
import os

import requests
from fastapi.security import OAuth2PasswordBearer

date = f'{datetime.datetime.now().year}-{datetime.datetime.now().month}-{datetime.datetime.now().day}'
LOG_DATA = {
    'filename': f'logs/database/{date}.log',
    'format': '%(asctime)s - database - %(levelname)s - %(message)s',
    'log_level': logging.INFO if os.environ.get('LOG_LEVEL') == 'INFO' else 'WARN'
}


logging.basicConfig(
    filename=LOG_DATA['filename'],
    format=LOG_DATA['format'],
    level=LOG_DATA['log_level']
)


oauth2_scheme = OAuth2PasswordBearer(tokenUrl="token")
master_debug = False
DB_URL = 'https://pd.manticorum.com/api/'
AUTH_TOKEN = f'{os.environ.get("API_TOKEN")}'
AUTH_HEADER = {'Authorization': f'Bearer {AUTH_TOKEN}'}


if os.environ.get('TESTING') == 'False':
    DB_URL = 'https://pddev.manticorum.com/api/'


def valid_token(token):
    return token == AUTH_TOKEN


def int_timestamp(datetime_obj: datetime) -> int:
    return int(datetime.datetime.timestamp(datetime_obj) * 1000)


def mround(x, prec=2, base=.05):
    return round(base * round(float(x) / base), prec)


def param_char(other_params):
    if other_params:
        return '&'
    else:
        return '?'


def get_req_url(endpoint: str, api_ver: int = 2, object_id: int = None, params: list = None):
    req_url = f'{DB_URL}/v{api_ver}/{endpoint}{"/" if object_id is not None else ""}{object_id if object_id is not None else ""}'

    if params:
        other_params = False
        for x in params:
            req_url += f'{param_char(other_params)}{x[0]}={x[1]}'
            other_params = True

    return req_url


async def db_get(endpoint: str, api_ver: int = 2, object_id: int = None, params: list = None, none_okay: bool = True,
                 timeout: int = 3):
    req_url = get_req_url(endpoint, api_ver=api_ver, object_id=object_id, params=params)
    log_string = f'get:\n{endpoint} id: {object_id} params: {params}'
    logging.info(log_string) if master_debug else logging.debug(log_string)

    retries = 0
    while True:
        try:
            resp = requests.get(req_url, timeout=timeout)
            break
        except requests.ReadTimeout as e:
            logging.error(f'Get Timeout: {req_url} / retries: {retries} / timeout: {timeout}')
            if retries > 1:
                raise ConnectionError(f'DB: The internet was a bit too slow for me to grab the data I needed. Please '
                                      f'hang on a few extra seconds and try again.')
            timeout += [2, 5][retries]
            retries += 1

    if resp.status_code == 200:
        data = resp.json()
        log_string = f'{data}'
        if master_debug:
            logging.info(f'return: {log_string[:1200]}{"  [ S N I P P E D ]" if len(log_string) > 1200 else ""}')
        else:
            logging.debug(f'return: {log_string[:1200]}{"  [ S N I P P E D ]" if len(log_string) > 1200 else ""}')
        return data
    elif none_okay:
        data = resp.json()
        log_string = f'{data}'
        if master_debug:
            logging.info(f'return: {log_string[:1200]}{"  [ S N I P P E D ]" if len(log_string) > 1200 else ""}')
        else:
            logging.debug(f'return: {log_string[:1200]}{"  [ S N I P P E D ]" if len(log_string) > 1200 else ""}')
        return None
    else:
        logging.warning(resp.text)
        raise ValueError(f'DB: {resp.text}')


async def db_patch(endpoint: str, object_id: int, params: list, api_ver: int = 2, timeout: int = 3):
    req_url = get_req_url(endpoint, api_ver=api_ver, object_id=object_id, params=params)
    log_string = f'patch:\n{endpoint} {params}'
    logging.info(log_string) if master_debug else logging.debug(log_string)

    retries = 0
    while True:
        try:
            resp = requests.patch(req_url, headers=AUTH_HEADER, timeout=timeout)
            break
        except requests.Timeout as e:
            logging.error(f'Patch Timeout: {req_url} / retries: {retries} / timeout: {timeout}')
            if retries > 1:
                raise ConnectionError(f'DB: The internet was a bit too slow for me to grab the data I needed. Please '
                              f'hang on a few extra seconds and try again.')
            timeout += [min(3, timeout), min(5, timeout)][retries]
            retries += 1

    if resp.status_code == 200:
        data = resp.json()
        log_string = f'{data}'
        if master_debug:
            logging.info(f'return: {log_string[:1200]}{"  [ S N I P P E D ]" if len(log_string) > 1200 else ""}')
        else:
            logging.debug(f'return: {log_string[:1200]}{"  [ S N I P P E D ]" if len(log_string) > 1200 else ""}')
        return data
    else:
        logging.warning(resp.text)
        raise ValueError(f'DB: {resp.text}')


async def db_post(endpoint: str, api_ver: int = 2, payload: dict = None, timeout: int = 3):
    req_url = get_req_url(endpoint, api_ver=api_ver)
    log_string = f'post:\n{endpoint} payload: {payload}\ntype: {type(payload)}'
    logging.info(log_string) if master_debug else logging.debug(log_string)

    retries = 0
    while True:
        try:
            resp = requests.post(req_url, json=payload, headers=AUTH_HEADER, timeout=timeout)
            break
        except requests.Timeout as e:
            logging.error(f'Post Timeout: {req_url} / retries: {retries} / timeout: {timeout}')
            if retries > 1:
                raise ConnectionError(f'DB: The internet was a bit too slow for me to grab the data I needed. Please '
                                      f'hang on a few extra seconds and try again.')
            timeout += [min(3, timeout), min(5, timeout)][retries]
            retries += 1

    if resp.status_code == 200:
        data = resp.json()
        log_string = f'{data}'
        if master_debug:
            logging.info(f'return: {log_string[:1200]}{"  [ S N I P P E D ]" if len(log_string) > 1200 else ""}')
        else:
            logging.debug(f'return: {log_string[:1200]}{"  [ S N I P P E D ]" if len(log_string) > 1200 else ""}')
        return data
    else:
        logging.warning(resp.text)
        raise ValueError(f'DB: {resp.text}')


async def db_delete(endpoint: str, object_id: int, api_ver: int = 2, timeout=3):
    req_url = get_req_url(endpoint, api_ver=api_ver, object_id=object_id)
    log_string = f'delete:\n{endpoint} {object_id}'
    logging.info(log_string) if master_debug else logging.debug(log_string)

    retries = 0
    while True:
        try:
            resp = requests.delete(req_url, headers=AUTH_HEADER, timeout=timeout)
            break
        except requests.ReadTimeout as e:
            logging.error(f'Delete Timeout: {req_url} / retries: {retries} / timeout: {timeout}')
            if retries > 1:
                raise ConnectionError(f'DB: The internet was a bit too slow for me to grab the data I needed. Please '
                              f'hang on a few extra seconds and try again.')
            timeout += [min(3, timeout), min(5, timeout)][retries]
            retries += 1

    if resp.status_code == 200:
        data = resp.json()
        log_string = f'{data}'
        if master_debug:
            logging.info(f'return: {log_string[:1200]}{"  [ S N I P P E D ]" if len(log_string) > 1200 else ""}')
        else:
            logging.debug(f'return: {log_string[:1200]}{"  [ S N I P P E D ]" if len(log_string) > 1200 else ""}')
        return True
    else:
        logging.warning(resp.text)
        raise ValueError(f'DB: {resp.text}')