from geruecht import app
from geruecht.logger import getDebugLogger
from geruecht.decorator import login_required
from geruecht.exceptions import PermissionDenied
import geruecht.controller.accesTokenController as ac
import geruecht.controller.mainController as mc
from geruecht.model import MONEY, BAR, USER, GASTRO, VORSTAND, EXTERN
from flask import request, jsonify

accesTokenController = ac.AccesTokenController()
mainController = mc.MainController()

debug = getDebugLogger()

@app.route("/valid", methods=['POST'])
@login_required(bar=True)
def _valid(**kwargs):
    debug.info('/valid')
    try:
        accToken = kwargs['accToken']
        data = request.get_json()
        mainController.validateUser(accToken.user.uid, data['password'])
        debug.debug('return {{ "ok": "ok" }}')
        return jsonify({"ok": "ok"})
    except Exception as err:
        debug.warning("exception in valide.", exc_info=True)
        return jsonify({"error": str(err)}), 500

@app.route("/pricelist", methods=['GET'])
def _getPricelist():
    try:
        debug.info("get pricelist")
        retVal = mainController.getPricelist()
        debug.info("return pricelist {{ {} }}".format(retVal))
        return jsonify(retVal)
    except Exception as err:
        debug.warning("exception in get pricelist.", exc_info=True)
        return jsonify({"error": str(err)}), 500


@app.route('/drinkTypes', methods=['GET'])
def getTypes():
    try:
        debug.info("get drinktypes")
        retVal = mainController.getAllDrinkTypes()
        debug.info("return drinktypes {{ {} }}".format(retVal))
        return jsonify(retVal)
    except Exception as err:
        debug.warning("exception in get drinktypes.", exc_info=True)
        return jsonify({"error": str(err)}), 500


@app.route('/getAllStatus', methods=['GET'])
@login_required(groups=[USER, MONEY, GASTRO, BAR, VORSTAND], bar=True)
def _getAllStatus(**kwargs):
    try:
        debug.info("get all status for users")
        retVal = mainController.getAllStatus()
        debug.info("return all status for users {{ {} }}".format(retVal))
        return jsonify(retVal)
    except Exception as err:
        debug.warning("exception in get all status for users.", exc_info=True)
        return jsonify({"error": str(err)}), 500


@app.route('/getStatus', methods=['POST'])
@login_required(groups=[USER, MONEY, GASTRO, BAR, VORSTAND], bar=True)
def _getStatus(**kwargs):
    try:
        debug.info("get status from user")
        data = request.get_json()
        name = data['name']
        debug.info("get status from user {{ {} }}".format(name))
        retVal = mainController.getStatus(name)
        debug.info(
            "return status from user {{ {} }} : {{ {} }}".format(name, retVal))
        return jsonify(retVal)
    except Exception as err:
        debug.warning("exception in get status from user.", exc_info=True)
        return jsonify({"error": str(err)}), 500


@app.route('/getUsers', methods=['GET'])
@login_required(groups=[USER], bar=True)
def _getUsers(**kwargs):
    try:
        extern = True
        if 'extern' in request.args:
            extern = not bool(int(request.args['extern']))
        debug.info("get all users from database")
        users = mainController.getAllUsersfromDB(extern=extern)
        debug.debug("users are {{ {} }}".format(users))
        retVal = [user.toJSON() for user in users]
        debug.info("return all users from database {{ {} }}".format(retVal))
        return jsonify(retVal)
    except Exception as err:
        debug.warning(
            "exception in get all users from database.", exc_info=True)
        return jsonify({"error": str(err)}), 500


@app.route("/getLifeTime", methods=['GET'])
@login_required(groups=[MONEY, GASTRO, VORSTAND, EXTERN, USER], bar=True)
def _getLifeTime(**kwargs):
    try:
        debug.info("get lifetime of accesstoken")
        if 'accToken' in kwargs:
            accToken = kwargs['accToken']
            debug.debug("accessToken is {{ {} }}".format(accToken))
            retVal = {"value": accToken.lifetime,
                      "group": accToken.user.toJSON()['group']}
            debug.info(
                "return get lifetime from accesstoken {{ {} }}".format(retVal))
            return jsonify(retVal)
    except Exception as err:
        debug.info("exception in get lifetime of accesstoken.", exc_info=True)
        return jsonify({"error": str(err)}), 500


@app.route("/saveLifeTime", methods=['POST'])
@login_required(groups=[MONEY, GASTRO, VORSTAND, EXTERN, USER], bar=True)
def _saveLifeTime(**kwargs):
    try:
        debug.info("save lifetime for accessToken")
        if 'accToken' in kwargs:
            accToken = kwargs['accToken']
            debug.debug("accessToken is {{ {} }}".format(accToken))
            data = request.get_json()
            lifetime = data['value']
            debug.debug("lifetime is {{ {} }}".format(lifetime))
            debug.info("set lifetime {{ {} }} to accesstoken {{ {} }}".format(
                lifetime, accToken))
            accToken.lifetime = lifetime
            debug.info("update accesstoken timestamp")
            accToken = accesTokenController.updateAccessToken(accToken)
            accToken = accesTokenController.validateAccessToken(accToken.token, [USER, EXTERN])
            retVal = {"value": accToken.lifetime,
                      "group": accToken.user.toJSON()['group']}
            debug.info(
                "return save lifetime for accessToken {{ {} }}".format(retVal))
            return jsonify(retVal)
    except Exception as err:
        debug.warning(
            "exception in save lifetime for accesstoken.", exc_info=True)
        return jsonify({"error": str(err)}), 500

@app.route("/passwordReset", methods=['POST'])
def _passwordReset():
    try:
        debug.info('password reset')
        data = request.get_json()
        mail = mainController.resetPassword(data)
        index = mail.find('@')
        for i in range(index):
            if i == 0:
                continue
            mail = mail.replace(mail[i], "*", 1)
        return jsonify({"ok": "ok", "mail": mail})
    except Exception as err:
        debug.warning("excetpion in password reset", exc_info=True)
        return jsonify({"error": str(err)}), 409

@app.route("/logout", methods=['GET'])
@login_required(groups=[MONEY, GASTRO, VORSTAND, EXTERN, USER], bar=True)
def _logout(**kwargs):
    try:
        debug.info("logout user")
        if 'accToken' in kwargs:
            accToken = kwargs['accToken']
            debug.debug("accesstoken is {{ {} }}".format(accToken))
            debug.info("delete accesstoken")
            accesTokenController.deleteAccessToken(accToken)
            debug.info("return ok logout user")
            return jsonify({"ok": "ok"})
    except Exception as err:
        debug.warning("exception in logout user.", exc_info=True)
        return jsonify({"error": str(err)}), 500


@app.route("/login", methods=['POST'])
def _login():
    """ Login User

        Nothing to say.
        Login in User and create an AccessToken for the User.

        Returns:
            A JSON-File with createt Token or Errors
    """
    debug.info("Start log in.")
    data = request.get_json()
    username = data['username']
    password = data['password']
    debug.debug("username is {{ {} }}".format(username))
    try:
        user_agent = request.user_agent
        debug.info("search {{ {} }} in database".format(username))
        user = mainController.loginUser(username, password)
        debug.debug("user is {{ {} }}".format(user))
        token = accesTokenController.createAccesToken(user, user_agent=user_agent)
        debug.debug("accesstoken is {{ {} }}".format(token))
        debug.info("validate accesstoken")
        dic = accesTokenController.validateAccessToken(
            token, [USER, EXTERN]).user.toJSON()
        dic["token"] = token
        dic["accessToken"] = token
        debug.info("User {{ {} }} success login.".format(username))
        debug.info("return login {{ {} }}".format(dic))
        return jsonify(dic)
    except PermissionDenied as err:
        debug.warning("permission denied exception in logout", exc_info=True)
        return jsonify({"error": str(err)}), 401
    except Exception as err:
        debug.warning("exception in logout.", exc_info=True)
        return jsonify({"error": "permission denied"}), 401