# MIT License
#
# Copyright (c) 2020 Brett Graves
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.

from ..Api import AccountEndpoint, RequestType
from ..utils import option_format


class Holdings(AccountEndpoint):
    _type = RequestType.Info
    _resource = "accounts/{0}/holdings.json"

    @staticmethod
    def _flatten_holding(holding):

        # Process options
        if holding["instrument"]["sectyp"] == "OPT":

            op = holding["instrument"]

            holding["sym"] = option_format(
                symbol=op["sym"],
                exp_date=op["matdt"][:10],  # '2020-06-19T00:00:00-04:00'
                strike=op["strkpx"],
                direction="P" if op["putcall"] == "0" else "C",
            )

        else:
            holding["sym"] = holding["instrument"]["sym"]

        holding["lastprice"] = holding["quote"]["lastprice"]

        holding.pop("instrument")
        holding.pop("quote")

        return holding

    def extract(self, response):
        """Extract certain fields from response"""
        response = response.json()["response"]
        holdings = response["accountholdings"]["holding"]
        if not isinstance(holdings, list):
            holdings = [holdings]

        return list(map(Holdings._flatten_holding, holdings))

    @staticmethod
    def DataFrame(raw):
        import pandas as pd

        return pd.DataFrame(raw)


def holdings(self, dataframe: bool = True, block: bool = True):
    """Gets all current account holdings.

    Calls the 'accounts/./history.json' endpoint to get list of all current account
    holdings, including stocks and options. This also includes current market value,
    cost of acquisition, etc.

    Args:
            dataframe: Specify an output format
            block: Specify whether to block thread if request exceeds rate limit

    Returns:
            A pandas dataframe by default,
                    otherwise a flat list of dictionaries.
    """
    result = Holdings(
        auth=self.auth, account_nbr=self.account_nbr, block=block
    ).request()

    if dataframe:
        try:
            result = Holdings.DataFrame(result)
        except:
            pass

    return result
