from geruecht import db
from datetime import datetime

class CreditList(db.Model):
    """ DataBase Object Credit List:

        Attributes:
            id: id in Database. Is the Primary Key
            <month>_guthaben:   Credit of the Month.
            <month>_schulden:   Debt of the Month.

            last_schulden:  Debt or Credit of last Year.
            year:   Year of all Credits and Debts.
            user_id:    id from the User.

            TODO: link to user???
    """
    id = db.Column(db.Integer, primary_key=True)

    jan_guthaben = db.Column(db.Integer, nullable=False, default=0)
    jan_schulden = db.Column(db.Integer, nullable=False, default=0)

    feb_guthaben = db.Column(db.Integer, nullable=False, default=0)
    feb_schulden = db.Column(db.Integer, nullable=False, default=0)

    maer_guthaben = db.Column(db.Integer, nullable=False, default=0)
    maer_schulden = db.Column(db.Integer, nullable=False, default=0)

    apr_guthaben = db.Column(db.Integer, nullable=False, default=0)
    apr_schulden = db.Column(db.Integer, nullable=False, default=0)

    mai_guthaben = db.Column(db.Integer, nullable=False, default=0)
    mai_schulden = db.Column(db.Integer, nullable=False, default=0)

    jun_guthaben = db.Column(db.Integer, nullable=False, default=0)
    jun_schulden = db.Column(db.Integer, nullable=False, default=0)

    jul_guthaben = db.Column(db.Integer, nullable=False, default=0)
    jul_schulden = db.Column(db.Integer, nullable=False, default=0)

    aug_guthaben = db.Column(db.Integer, nullable=False, default=0)
    aug_schulden = db.Column(db.Integer, nullable=False, default=0)

    sep_guthaben = db.Column(db.Integer, nullable=False, default=0)
    sep_schulden = db.Column(db.Integer, nullable=False, default=0)

    okt_guthaben = db.Column(db.Integer, nullable=False, default=0)
    okt_schulden = db.Column(db.Integer, nullable=False, default=0)

    nov_guthaben = db.Column(db.Integer, nullable=False, default=0)
    nov_schulden = db.Column(db.Integer, nullable=False, default=0)

    dez_guthaben = db.Column(db.Integer, nullable=False, default=0)
    dez_schulden = db.Column(db.Integer, nullable=False, default=0)

    last_schulden = db.Column(db.Integer, nullable=False, default=0)

    year = db.Column(db.Integer, nullable=False, default=datetime.now().year)

    user_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)

    def getSchulden(self):
        jan = self.jan_guthaben - self.jan_schulden
        feb = self.feb_guthaben - self.feb_schulden
        maer = self.maer_guthaben - self.maer_schulden
        apr = self.apr_guthaben - self.apr_schulden
        mai = self.mai_guthaben - self.mai_schulden
        jun = self.jun_guthaben - self.jun_schulden
        jul = self.jul_guthaben - self.jul_schulden
        aug = self.aug_guthaben - self.aug_schulden
        sep = self.sep_guthaben - self.sep_schulden
        okt = self.okt_guthaben - self.okt_schulden
        nov = self.nov_guthaben - self.nov_schulden
        dez = self.dez_guthaben - self.dez_schulden

        sum = jan + feb + maer + apr + mai + jun + jul + aug + sep + okt + nov + dez - self.last_schulden
        return sum

    def getMonth(self, month):
        retValue = None

        if month == 1:
            retValue = (self.jan_guthaben, self.jan_schulden)
        elif month == 2:
            retValue = (self.feb_guthaben, self.feb_schulden)
        elif month == 3:
            retValue = (self.mear_guthaben, self.maer_schulden)
        elif month == 4:
            retValue = (self.apr_guthaben, self.apr_schulden)
        elif month == 5:
            retValue = (self.mai_guthaben, self.mai_schulden)
        elif month == 6:
            retValue = (self.jun_guthaben, self.jun_schulden)
        elif month == 7:
            retValue = (self.jul_guthaben, self.jul_schulden)
        elif month == 8:
            retValue = (self.aug_guthaben, self.aug_schulden)
        elif month == 9:
            retValue = (self.sep_guthaben, self.sep_schulden)
        elif month == 10:
            retValue = (self.okt_guthaben, self.okt_schulden)
        elif month == 11:
            retValue = (self.nov_guthaben, self.nov_schulden)
        elif month == 12:
            retValue = (self.dez_guthaben, self.dez_schulden)

        return retValue

    def addAmount(self, amount, month=datetime.now().month):

        if month == 1:
            self.jan_schulden += amount
            retValue = (self.jan_guthaben, self.jan_schulden)
        elif month == 2:
            self.feb_schulden += amount
            retValue = (self.feb_guthaben, self.feb_schulden)
        elif month == 3:
            self.maer_schulden += amount
            retValue = (self.maer_guthaben, self.maer_schulden)
        elif month == 4:
            self.apr_schulden += amount
            retValue = (self.apr_guthaben, self.apr_schulden)
        elif month == 5:
            self.mai_schulden += amount
            retValue = (self.mai_guthaben, self.mai_schulden)
        elif month == 6:
            self.jun_schulden += amount
            retValue = (self.jun_guthaben, self.jun_schulden)
        elif month == 7:
            self.jul_schulden += amount
            retValue = (self.jul_guthaben, self.jul_schulden)
        elif month == 8:
            self.aug_schulden += amount
            retValue = (self.aug_guthaben, self.aug_schulden)
        elif month == 9:
            self.sep_schulden += amount
            retValue = (self.sep_guthaben, self.sep_schulden)
        elif month == 10:
            self.okt_schulden += amount
            retValue = (self.okt_guthaben, self.okt_schulden)
        elif month == 11:
            self.nov_schulden += amount
            retValue = (self.nov_guthaben, self.nov_schulden)
        elif month == 12:
            self.dez_schulden += amount
            retValue = (self.dez_guthaben, self.dez_schulden)

        db.session.commit()

        return retValue

    def addCredit(self, credit, month=datetime.now().month):

        if month == 1:
            self.jan_guthaben += credit
            retValue = (self.jan_guthaben, self.jan_schulden)
        elif month == 2:
            self.feb_guthaben += credit
            retValue = (self.feb_guthaben, self.feb_schulden)
        elif month == 3:
            self.maer_guthaben += credit
            retValue = (self.maer_guthaben, self.maer_schulden)
        elif month == 4:
            self.apr_guthaben += credit
            retValue = (self.apr_guthaben, self.apr_schulden)
        elif month == 5:
            self.mai_guthaben += credit
            retValue = (self.mai_guthaben, self.mai_schulden)
        elif month == 6:
            self.jun_guthaben += credit
            retValue = (self.jun_guthaben, self.jun_schulden)
        elif month == 7:
            self.jul_guthaben += credit
            retValue = (self.jul_guthaben, self.jul_schulden)
        elif month == 8:
            self.aug_guthaben += credit
            retValue = (self.aug_guthaben, self.aug_schulden)
        elif month == 9:
            self.sep_guthaben += credit
            retValue = (self.sep_guthaben, self.sep_schulden)
        elif month == 10:
            self.okt_guthaben += credit
            retValue = (self.okt_guthaben, self.okt_schulden)
        elif month == 11:
            self.nov_guthaben += credit
            retValue = (self.nov_guthaben, self.nov_schulden)
        elif month == 12:
            self.dez_guthaben += credit
            retValue = (self.dez_guthaben, self.dez_schulden)

        db.session.commit()

        return retValue

    def toJSON(self):
        """ Create Dic to dump in JSON

            Returns:
                A Dic with static Attributes.
        """
        dic = {
            "jan": {
                "credit": self.jan_guthaben,
                "depts": self.jan_schulden},
            "feb": {
                "credit": self.feb_guthaben,
                "depts": self.feb_schulden},
            "maer": {
                "credit": self.maer_guthaben,
                "depts": self.maer_schulden},
            "apr": {
                "credit": self.apr_guthaben,
                "depts": self.apr_schulden},
            "mai": {
                "credit": self.mai_guthaben,
                "depts": self.mai_schulden},
            "jun": {
                "credit": self.jun_guthaben,
                "depts": self.jun_schulden},
            "jul": {
                "credit": self.jul_guthaben,
                "depts": self.jul_schulden},
            "aug": {
                "credit": self.aug_guthaben,
                "depts": self.aug_schulden},
            "sep": {
                "credit": self.sep_guthaben,
                "depts": self.sep_schulden},
            "okt": {
                "credit": self.okt_guthaben,
                "depts": self.okt_schulden},
            "nov": {
                "credit": self.nov_guthaben,
                "depts": self.nov_schulden},
            "dez": {
                "credit": self.dez_guthaben,
                "depts": self.dez_schulden},
        }
        return dic