import traceback
from datetime import datetime
from datetime import timedelta
from geruecht.exceptions import DatabaseExecption

class Base:
    def get_free_drink_list_config(self, id):
        try:
            cursor = self.db.connection.cursor()
            cursor.execute(f'select * from free_drink_list_config where id={id}')
            data = cursor.fetchone()
            if data['drink_id'] != None:
                data['drink'] = self.getDrinkPrice(data['drink_id'])
            data['free_drink_types'] = self.get_free_drink_list_types_for_drink(data['id'])
            return data
        except Exception as err:
            traceback.print_exc()
            self.db.connection.rollback()
            raise DatabaseExecption("Something went wrong with Database: {}".format(err))

    def get_free_drink_list_configs(self):
        try:
            cursor = self.db.connection.cursor()
            cursor.execute("select * from free_drink_list_config")
            retVal = cursor.fetchall()
            for data in retVal:
                if data['drink_id'] != None:
                    data['drink'] = self.getDrinkPrice(data['drink_id'])
                data['free_drink_types'] = self.get_free_drink_list_types_for_drink(data['id'])

            return retVal
        except Exception as err:
            traceback.print_exc()
            self.db.connection.rollback()
            raise DatabaseExecption("Something went wrong with Database: {}".format(err))

    def set_free_drink_list_config(self, free_drink_list_config):
        try:
            cursor = self.db.connection.cursor()
            cursor.execute(f'insert into free_drink_list_config (drink_id, label, price) values ({free_drink_list_config["drink"]["id"]}, "{free_drink_list_config["label"]}", {free_drink_list_config["price"]})')
            self.db.connection.commit()
            cursor.execute(f'select id from free_drink_list_config where drink_id={free_drink_list_config["drink"]["id"]} and label="{free_drink_list_config["label"]}" and price={free_drink_list_config["price"]}')
            data = cursor.fetchone()
            for free_drink_type in free_drink_list_config["free_drink_types"]:
                cursor.execute(
                    f'insert into free_drink_list_type_config (free_drink_list_config_id, free_drink_list_type_id) values ({data["id"]},{free_drink_type["id"]})')
            self.db.connection.commit()
            return self.get_free_drink_list_configs()
        except Exception as err:
            traceback.print_exc()
            self.db.connection.rollback()
            raise DatabaseExecption("Something went wrong with Database: {}".format(err))

    def update_free_drink_list_config(self, free_drink_list_config):
        try:
            cursor = self.db.connection.cursor()
            cursor.execute(f'update free_drink_list_config set drink_id={free_drink_list_config["drink"]["id"]}, label="{free_drink_list_config["label"]}", price={free_drink_list_config["price"]} where id={free_drink_list_config["id"]}')
            cursor.execute(f'delete from free_drink_list_type_config where free_drink_list_config_id={free_drink_list_config["id"]}')
            for free_drink_type in free_drink_list_config["free_drink_types"]:
                cursor.execute(f'insert into free_drink_list_type_config (free_drink_list_config_id, free_drink_list_type_id) values ({free_drink_list_config["id"]},{free_drink_type["id"]})')
            self.db.connection.commit()
            return self.get_free_drink_list_configs()
        except Exception as err:
            traceback.print_exc()
            self.db.connection.rollback()
            raise DatabaseExecption("Something went wrong with Database: {}".format(err))

    def delete_free_drink_list_config(self, free_drink_list_config):
        try:
            cursor = self.db.connection.cursor()
            cursor.execute(f'delete from free_drink_list_type_config where free_drink_list_config_id={free_drink_list_config["id"]}')
            cursor.execute(f'delete from free_drink_list_history where free_drink_config_id={free_drink_list_config["id"]}')
            cursor.execute(f'delete from free_drink_list_config where id={free_drink_list_config["id"]}')
            self.db.connection.commit()
            return self.get_free_drink_list_configs()
        except Exception as err:
            traceback.print_exc()
            self.db.connection.rollback()
            raise DatabaseExecption("Something went wrong with Database: {}".format(err))

    def get_free_drink_list_types(self):
        try:
            cursor = self.db.connection.cursor()
            cursor.execute('select * from free_drink_list_type')
            return cursor.fetchall()
        except Exception as err:
            traceback.print_exc()
            self.db.connection.rollback()
            raise DatabaseExecption("Something went wrong with Database: {}".format(err))

    def get_free_drink_list_types_for_drink(self, id):
        try:
            cursor = self.db.connection.cursor()
            cursor.execute(f'select a.* from free_drink_list_type a, free_drink_list_type_config b where free_drink_list_config_id={id} and b.free_drink_list_type_id=a.id')
            return cursor.fetchall()
        except Exception as err:
            traceback.print_exc()
            self.db.connection.rollback()
            raise DatabaseExecption("Something went wrong with Database: {}".format(err))

    def get_free_drink_list_type(self, name):
        try:
            cursor = self.db.connection.cursor()
            if type(name) == str:
                sql = f'select * from free_drink_list_type where name={name}'
            elif type(name) == int:
                sql = f'select * from free_drink_list_type where id={name}'
            else:
                raise DatabaseExecption("name as no type int or str. name={}, type={}".format(name, type(name)))
            cursor.execute(sql)
            return cursor.fetchone()
        except Exception as err:
            traceback.print_exc()
            self.db.connection.rollback()
            raise DatabaseExecption("Something went wrong with Database: {}".format(err))

    def set_free_drink_list_history(self, user, free_drink_list_config):
        try:
            cursor = self.db.connection.cursor()
            if 'free_drink_list_reason_id' in free_drink_list_config and 'description' in free_drink_list_config:
                sql = f'insert into free_drink_list_history (timestamp, free_drink_config_id, user_id, free_drink_type_id, free_drink_list_reason_id, description) values ("{datetime.now()}", {free_drink_list_config["id"]}, {user.id}, {free_drink_list_config["free_drink_type_id"]}, {free_drink_list_config["free_drink_list_reason_id"]}, "{free_drink_list_config["description"]}")'
            else:
                sql = f'insert into free_drink_list_history (timestamp, free_drink_config_id, user_id, free_drink_type_id) values ("{datetime.now()}", {free_drink_list_config["id"]}, {user.id}, {free_drink_list_config["free_drink_type_id"]})'
            cursor.execute(sql)
            self.db.connection.commit()
            return self.get_free_drink_list_history_by_user(user)
        except Exception as err:
            traceback.print_exc()
            self.db.connection.rollback()
            raise DatabaseExecption("Something went wrong with Database: {}".format(err))

    def get_free_drink_list_history_by_user(self, user):
        try:
            cursor = self.db.connection.cursor()
            now = datetime.now()
            worker = self.getWorker(user, now)
            if worker:
                timestamp = worker["startdatetime"]
            else:
                timestamp = datetime.now() - timedelta(minutes=30)
            cursor.execute(f'select * from free_drink_list_history where timestamp>="{timestamp}" and (user_id={user.id} or free_drink_type_id=3)')
            retVal = cursor.fetchall()
            for data in retVal:
                data['timestamp'] = {'year': data['timestamp'].year,
                                'month': data['timestamp'].month,
                                'day': data['timestamp'].day,
                                'hour': data['timestamp'].hour,
                                'minute': data['timestamp'].minute,
                                'second': data['timestamp'].second}
                data['free_drink_config'] = self.get_free_drink_list_config(data['free_drink_config_id'])
                data['free_drink_type'] = self.get_free_drink_list_type(data['free_drink_type_id'])
                data['free_drink_list_reason'] = self.get_free_drink_list_reason(data['free_drink_list_reason_id']) if data['free_drink_list_reason_id'] else None
            return retVal
        except Exception as err:
            traceback.print_exc()
            self.db.connection.rollback()
            raise DatabaseExecption("Something went wrong with Database: {}".format(err))

    def get_free_drink_list_history_from_to(self, from_date, to_date):
        try:
            cursor = self.db.connection.cursor()
            cursor.execute(f'select * from free_drink_list_history where timestamp>="{from_date}" and timestamp<="{to_date}"')
            retVal = cursor.fetchall()
            for data in retVal:
                data['timestamp'] = {'year': data['timestamp'].year,
                                     'month': data['timestamp'].month,
                                     'day': data['timestamp'].day,
                                     'hour': data['timestamp'].hour,
                                     'minute': data['timestamp'].minute,
                                     'second': data['timestamp'].second}
                data['free_drink_config'] = self.get_free_drink_list_config(data['free_drink_config_id'])
                data['free_drink_type'] = self.get_free_drink_list_type(data['free_drink_type_id'])
                data['free_drink_list_reason'] = self.get_free_drink_list_reason(data['free_drink_list_reason_id']) if \
                data['free_drink_list_reason_id'] else None
                data['user'] = self.getUserById(data['user_id'], workgroups=False, geruecht=False).toJSON()
            return retVal
        except Exception as err:
            traceback.print_exc()
            self.db.connection.rollback()
            raise DatabaseExecption("Something went wrong with Database: {}".format(err))

    def update_free_drink_list_history(self, free_drink_list_history):
        try:
            cursor = self.db.connection.cursor()
            cursor.execute(f'update free_drink_list_history set canceled={free_drink_list_history["canceled"]} where id={free_drink_list_history["id"]}')
            self.db.connection.commit()
            return True
        except Exception as err:
            traceback.print_exc()
            self.db.connection.rollback()
            raise DatabaseExecption("Something went wrong with Database: {}".format(err))

    def delete_free_drink_list_history(self, free_drink_list_history):
        try:
            cursor = self.db.connection.cursor()
            cursor.execute(f'delete from free_drink_list_history where id={free_drink_list_history["id"]}')
            self.db.connection.commit()
            return True
        except Exception as err:
            traceback.print_exc()
            self.db.connection.rollback()
            raise DatabaseExecption("Something went wrong with Database: {}".format(err))

    def get_free_drink_list_reason(self, id):
        try:
            cursor = self.db.connection.cursor()
            cursor.execute(f'select * from free_drink_list_reason where id={id}')
            return cursor.fetchone()
        except Exception as err:
            traceback.print_exc()
            self.db.connection.rollback()
            raise DatabaseExecption("Something went wrong with Database: {}".format(err))

    def get_free_drink_list_reasons(self):
        try:
            cursor = self.db.connection.cursor()
            cursor.execute(f'select * from free_drink_list_reason')
            return cursor.fetchall()
        except Exception as err:
            traceback.print_exc()
            self.db.connection.rollback()
            raise DatabaseExecption("Something went wrong with Database: {}".format(err))