import math

from pypinyin import lazy_pinyin, Style

from utils.Dict2Obj import *
from utils.configOperatingTypeHelper import GetOperatingTypeOutStock, GetOperatingTypeBad
from utils.listHelper import list2String
from utils.logHelper import *


def priorityDelivery(item, index, token, data):
    entity = Dict2Obj(item)
    toBeOutEntities = ReagtStock.query.join(ReagtReagent, ReagtStock.ReagentId == ReagtReagent.ReagentId). \
        filter(ReagtReagent.Name == entity.Name, ReagtStock.Position == entity.Position,
               ReagtReagent.Specification == entity.Specification,
               ReagtStock.ProductionBatch == entity.ProductionBatch).order_by(ReagtStock.Expiration.asc()).all()
    if data.get('status') == 'firstIN':
        # 先入先出
        toBeOutEntities = ReagtStock.query.join(ReagtReagent, ReagtStock.ReagentId == ReagtReagent.ReagentId). \
            filter(ReagtReagent.Name == entity.Name, ReagtStock.Position == entity.Position,
                   ReagtReagent.Specification == entity.Specification,
                   ReagtStock.ProductionBatch == entity.ProductionBatch).order_by(ReagtStock.InTime.desc()).all()
    outNumber = entity.OutStockNumber
    minOutNumber = entity.OutStockMinNumber
    for toBeOutEntity in toBeOutEntities:
        singleNumber = toBeOutEntity.LastNumber
        if outNumber is 0:
            break
        # 出库数量大于当条数量
        if outNumber > singleNumber:
            OutStockAndBadLog(index, token, entity.Name, entity.Specification, singleNumber, data,
                              toBeOutEntity.Code, toBeOutEntity.Position, minOutNumber, toBeOutEntity.ReagentId,
                              data.get('receiver'))
            db.session.delete(toBeOutEntity)
            outNumber -= singleNumber
            continue
        # 出库数量小于当条数量
        if outNumber < singleNumber:
            OutStockAndBadLog(index, token, entity.Name, entity.Specification, outNumber, data,
                              toBeOutEntity.Code, toBeOutEntity.Position, minOutNumber, toBeOutEntity.ReagentId,
                              data.get('receiver'))
            toBeOutEntity.LastNumber -= outNumber
            toBeOutEntity.MinNumberUnit -= outNumber*ReagtReagent.query.filter_by(ReagentId=toBeOutEntity.ReagentId)\
                .first().Ratio
            break
        if outNumber == singleNumber:
            OutStockAndBadLog(index, token, entity.Name, entity.Specification, singleNumber, data,
                              toBeOutEntity.Code, toBeOutEntity.Position, minOutNumber, toBeOutEntity.ReagentId,
                              data.get('receiver'))
            db.session.delete(toBeOutEntity)
            break

    if minOutNumber > 0:
        for toBeOutEntity in toBeOutEntities:
            minSingleNumber = toBeOutEntity.MinNumberUnit
            if minOutNumber is 0:
                break
            # 出库数量大于当条数量
            if minOutNumber > minSingleNumber:
                OutStockAndBadLog(index, token, entity.Name, entity.Specification, singleNumber, data,
                                  toBeOutEntity.Code, toBeOutEntity.Position, minOutNumber, toBeOutEntity.ReagentId,
                                  data.get('receiver'))
                db.session.delete(toBeOutEntity)
                minOutNumber -= minSingleNumber
                continue
            # 出库数量小于当条数量
            if minOutNumber < minSingleNumber:
                OutStockAndBadLog(index, token, entity.Name, entity.Specification, outNumber, data,
                                  toBeOutEntity.Code, toBeOutEntity.Position, minOutNumber, toBeOutEntity.ReagentId,
                                  data.get('receiver'))
                toBeOutEntity.MinNumberUnit -= minOutNumber
                toBeOutEntity.LastNumber -= math.ceil(minOutNumber/ReagtReagent.query.
                                                      filter_by(ReagentId=toBeOutEntity.ReagentId)
                                                      .first().Ratio)
                break
            if minOutNumber == minSingleNumber:
                OutStockAndBadLog(index, token, entity.Name, entity.Specification, singleNumber, data,
                                  toBeOutEntity.Code, toBeOutEntity.Position, minOutNumber, toBeOutEntity.ReagentId,
                                  data.get('receiver'))
                db.session.delete(toBeOutEntity)
                break

    db.session.commit()


def OutStockAndBadLog(index, token, name, specification, number, data, code, position, minOutNumber, reagentId, receiver):
    if index is 1:
        # 出库
        LogAdd(token, GetOperatingTypeOutStock(), data, code, name,
               list2String(lazy_pinyin(name+specification, style=Style.FIRST_LETTER)),
               number, specification, position, operateMinNumber=minOutNumber, reagentId=reagentId, receiver=receiver)
    if index is 2:
        # 报损
        LogAdd(token, GetOperatingTypeBad(), data, code, name,
               list2String(lazy_pinyin(name+specification, style=Style.FIRST_LETTER)),
               number, specification, position, reagentId=reagentId)