import sqlite3, os

class db_work:
    def __init__(self,db_file = str ) -> None:
        self.db_file = db_file
        self.script_folder = os.path.dirname(os.path.realpath(__file__))
    def create_db(self):
        with sqlite3.connect(self.db_file) as con_db:
            cursor = con_db.cursor()
            fd = open(self.script_folder + os.sep + "create_db.sql", "r")
            sql_code = fd.read()
            #sql_code =  '''
            #                CREATE TABLE IF NOT EXISTS eggs(
            #                cooler_typ TEXT,
            #                glückszahl INTEGER
            #                );
            #            '''

            cursor.execute(sql_code)
            con_db.commit()

    def add_value_db(self, cooler_typ = str, glueckszahl = int):
        with sqlite3.connect(self.db_file) as con_db:
            cursor = con_db.cursor()
            fd = open(self.script_folder + os.sep + "add_value.sql", "r")
            sql_code = fd.read().format(coolertype=cooler_typ,eine_zahl=glueckszahl)
            #sql_code =  '''
            #               INSERT INTO eggs (cooler_typ, glückszahl)
            #               VALUES('{coolertype}', {eine_zahl});
            #            '''.format(coolertype=cooler_typ,eine_zahl=glueckszahl)

            cursor.execute(sql_code)
            con_db.commit()
    
    def show_value(self):
        with sqlite3.connect(self.db_file) as con_db:
            cursor = con_db.cursor()
            sql_code =  '''
                           SELECT * FROM eggs;
                        '''
            cursor.execute(sql_code)
            ergebnis = cursor.fetchall()
        return ergebnis
            
        
if __name__ == "__main__":
    script_folder = os.path.dirname(os.path.realpath(__file__))
    db_file_full = script_folder + os.sep + "spam.db"
    my_db = db_work(db_file=db_file_full)
    my_db.create_db()
    my_db.add_value_db(cooler_typ="daniel-3", glueckszahl=42)
    print(my_db.show_value())