from flask import Blueprint, request, jsonify
import geruecht.controller.ldapController as lc
import geruecht.controller.mainController as mc
import geruecht.controller.accesTokenController as ac
from datetime import datetime
from geruecht.model import BAR, MONEY, USER, VORSTAND, EXTERN
from geruecht.decorator import login_required
from geruecht.logger import getDebugLogger, getCreditLogger

debug = getDebugLogger()
creditL = getCreditLogger()

baruser = Blueprint("baruser", __name__)

ldap = lc.LDAPController()
mainController = mc.MainController()
accesTokenController = ac.AccesTokenController()


@baruser.route("/bar")
@login_required(groups=[BAR], bar=True)
def _bar(**kwargs):
    """ Main function for Baruser

        Returns JSON-file with all Users, who hast amounts in this month.

        Returns:
            JSON-File with Users, who has amounts in this month
            or ERROR 401 Permission Denied
    """
    debug.info("/bar")
    try:
        dic = {}
        users = mainController.getAllUsersfromDB()
        for user in users:
            geruecht = None
            geruecht = user.getGeruecht(datetime.now().year)
            if geruecht is not None:
                all = geruecht.getSchulden()
                if all != 0:
                    if all >= 0:
                        type = 'credit'
                    else:
                        type = 'amount'
                    dic[user.uid] = {"username": user.uid,
                                     "firstname": user.firstname,
                                     "lastname": user.lastname,
                                     "amount": all,
                                     "locked": user.locked,
                                     "type": type,
                                     "limit": user.limit
                                     }
                    dic[user.uid]['last_seen'] = {"year": user.last_seen.year, "month": user.last_seen.month, "day": user.last_seen.day, "hour": user.last_seen.hour, "minute": user.last_seen.minute, "second": user.last_seen.second} if user.last_seen else None
        debug.debug("return {{ {} }}".format(dic))
        return jsonify(dic)
    except Exception as err:
        debug.debug("exception", exc_info=True)
        return jsonify({"error": str(err)}), 500


@baruser.route("/baradd", methods=['POST'])
@login_required(groups=[BAR], bar=True)
def _baradd(**kwargs):
    """ Function for Baruser to add amount

        This function added to the user with the posted userID the posted amount.

        Returns:
            JSON-File with userID and the amount
            or ERROR 401 Permission Denied
    """
    debug.info("/baradd")
    try:
        data = request.get_json()
        userID = data['userId']
        amount = int(data['amount'])
        amountl = amount
        date = datetime.now()
        mainController.addAmount(
            userID, amount, year=date.year, month=date.month)
        user = mainController.getUser(userID)
        geruecht = user.getGeruecht(year=date.year)
        month = geruecht.getMonth(month=date.month)
        amount = abs(month[0] - month[1])
        all = geruecht.getSchulden()
        if all >= 0:
            type = 'credit'
        else:
            type = 'amount'
        dic = user.toJSON()
        dic['amount'] = all
        dic['type'] = type
        dic['last_seen'] = {"year": user.last_seen.year, "month": user.last_seen.month, "day": user.last_seen.day, "hour": user.last_seen.hour, "minute": user.last_seen.minute, "second": user.last_seen.second} if user.last_seen else None
        debug.debug("return {{ {} }}".format(dic))
        creditL.info("{} Baruser {} {} fügt {} {} {} € Schulden hinzu.".format(
            date, kwargs['accToken'].user.firstname, kwargs['accToken'].user.lastname, user.firstname, user.lastname, amountl/100))
        return jsonify(dic)
    except Exception as err:
        debug.debug("exception", exc_info=True)
        return jsonify({"error": str(err)}), 500


@baruser.route("/barGetUsers")
@login_required(groups=[BAR, MONEY], bar=True)
def _getUsers(**kwargs):
    """ Get Users without amount

        This Function returns all Users, who hasn't an amount in this month.

        Returns:
            JSON-File with Users
            or ERROR 401 Permission Denied
    """
    debug.info("/barGetUsers")
    try:
        retVal = {}
        retVal = ldap.getAllUser()
        debug.debug("return {{ {} }}".format(retVal))
        return jsonify(retVal)
    except Exception as err:
        debug.debug("exception", exc_info=True)
        return jsonify({"error": str(err)}), 500


@baruser.route("/bar/storno", methods=['POST'])
@login_required(groups=[BAR], bar=True)
def _storno(**kwargs):
    """ Function for Baruser to storno amount

            This function added to the user with the posted userID the posted amount.

            Returns:
                JSON-File with userID and the amount
                or ERROR 401 Permission Denied
        """
    debug.info("/bar/storno")
    try:
        data = request.get_json()
        userID = data['userId']
        amount = int(data['amount'])
        amountl = amount
        date = datetime.now()
        mainController.addCredit(
            userID, amount, year=date.year, month=date.month)
        user = mainController.getUser(userID)
        geruecht = user.getGeruecht(year=date.year)
        month = geruecht.getMonth(month=date.month)
        amount = abs(month[0] - month[1])
        all = geruecht.getSchulden()
        if all >= 0:
            type = 'credit'
        else:
            type = 'amount'
        dic = user.toJSON()
        dic['amount'] = all
        dic['type'] = type
        debug.debug("return {{ {} }}".format(dic))
        creditL.info("{} Baruser {} {} storniert {} € von {} {}".format(
            date, kwargs['accToken'].user.firstname, kwargs['accToken'].user.lastname, amountl/100, user.firstname, user.lastname))
        return jsonify(dic)
    except Exception as err:
        debug.debug("exception", exc_info=True)
        return jsonify({"error": str(err)}), 500


@baruser.route("/barGetUser", methods=['POST'])
@login_required(groups=[BAR], bar=True)
def _getUser(**kwargs):
    debug.info("/barGetUser")
    try:
        data = request.get_json()
        username = data['userId']
        user = mainController.getUser(username)
        amount = user.getGeruecht(datetime.now().year).getSchulden()
        if amount >= 0:
            type = 'credit'
        else:
            type = 'amount'

        retVal = user.toJSON()
        retVal['amount'] = amount
        retVal['type'] = type

        debug.debug("return {{ {} }}".format(retVal))
        return jsonify(retVal)
    except Exception as err:
        debug.debug("exception", exc_info=True)
        return jsonify({"error": str(err)}), 500


@baruser.route("/search", methods=['GET'])
@login_required(groups=[BAR, MONEY, USER, VORSTAND], bar=True)
def _search(**kwargs):
    debug.info("/search")
    try:
        retVal = ldap.getAllUser()
        for user in retVal:
            if user['username'] == 'extern':
                retVal.remove(user)
                break
        debug.debug("return {{ {} }}".format(retVal))
        return jsonify(retVal)
    except Exception as err:
        debug.debug("exception", exc_info=True)
        return jsonify({"error": str(err)}), 500

@baruser.route("/bar/lock", methods=['GET', 'POST'])
@login_required(groups=[BAR], bar=True)
def _lockbar(**kwargs):

    debug.info('/bar/lock')
    accToken = kwargs['accToken']
    if request.method == "POST":
        data = request.get_json()
        accToken.lock_bar = data['value']
        accToken = accesTokenController.updateAccessToken(accToken)
        accToken = accesTokenController.validateAccessToken(accToken.token, [USER, EXTERN])
    debug.debug('return {{ "value": {} }}'.format(accToken.lock_bar))
    return jsonify({'value': accToken.lock_bar})