from .MerchantCalc import MerchantCalc, mch_detail_paths, mch_paths
from .algorithm import calc_mch_profit
from .DataStream import EMchPosmap as pos_map

import logging
import time as time
import logging
import json

logger = logging.getLogger('MProfitRatioCalc')


def mixed_ratio(rclient):
    result = list()
    data = rclient.get('nc_refill-stat-merchant-mixed')
    if data is not None:
        mch_cfgs = json.loads(data)
        for mchid, val in mch_cfgs.items():
            mchid = int(mchid)
            period = int(val['period'])
            formula = val['profit_formula'].strip()
            result.append((mchid, period, formula))
    return result


class MProfitRatioCalc(MerchantCalc):
    def _calc_handler(self, rclient):
        logger.debug('_calc_handler')
        mixed_ratios = mixed_ratio(rclient)
        reader = self._reader()

        gross = dict()
        detail = dict()

        for mchid, period, formula in mixed_ratios:
            end_time = int(time.time())
            days, start_time, end_time = self.calc_time(reader, end_time - period, end_time)
            if len(days) == 0:
                continue

            day_stamp = days[0]
            tuple_pathes = reader.many_tuple_path(days, mchids={mchid})
            gen = mch_detail_paths(reader, tuple_pathes, days)

            start = start_time - day_stamp
            end = end_time - day_stamp

            spec_amount = 0.0
            for _mchid, _card_type, _spec, _data in gen:
                submit_count, succ_count, fail_count, succ_ratio, profit = calc_mch_profit(_data, pos_map, start, end)
                if _card_type is None and _spec is None:
                    profit_ratio = profit / (spec_amount + 0.000001)
                    gross[_mchid] = [submit_count, succ_count, fail_count, succ_ratio, profit, round(profit_ratio, 5)]
                    spec_amount = 0.0
                else:
                    key = f"{_mchid}-{_card_type}-{_spec}"
                    amount = succ_count * _spec
                    spec_amount += amount
                    profit_ratio = profit / (amount + 0.000001)
                    detail[key] = [submit_count, succ_count, fail_count, succ_ratio, profit, round(profit_ratio, 5)]

        result = {'gross': gross, 'detail': detail}
        if len(gross) != 0 or len(detail) != 0:
            rclient.set(f"nc_refill_merchant_profit_ratio", json.dumps(result))
            rclient.publish('refill', json.dumps({'type': 'mch_profit_ratio', 'value': 0}))

        return 1