def list_challenge():
dbcon = None
cursor = None
try:
dbcon = database.connectdb()
cursor = dbcon.cursor()
cursor.execute("SELECT * FROM challenge")
result = cursor.fetchall()
os.system("cls")
print("{:<15}{:<50}".format("ID", "DESCRIPTION"))
print(66 * "-")
for row in result:
print("{:<15}{:<50}".format(row[0], row[1]))
print(66 * "-")
except mysql.connector.Error:
print("\nException while listing questions")
finally:
if dbcon.is_connected:
cursor.close()
dbcon.close()
def delete_challenge(challenge_id):
dbcon = None
cursor = None
try:
dbcon = database.connectdb()
cursor = dbcon.cursor()
cursor.execute(
"DELETE FROM question WHERE question_challenge_id = '{}'".
format(challenge_id))
cursor.execute(
"DELETE FROM challenge WHERE challenge_id = '{}'".format(
challenge_id))
dbcon.commit()
print("\nChallenge deleted successfully")
input("Enter a key to continue: ")
except mysql.connector.Error:
print("\nException while trying to delete challenge")
finally:
if dbcon.is_connected():
cursor.close()
dbcon.close()
def list_players():
dbcon = None
cursor = None
try:
dbcon = database.connectdb()
cursor = dbcon.cursor()
cursor.execute("SELECT * FROM player")
result = cursor.fetchall()
os.system("cls")
print("{:<30}{:<30}{:>10}".format("USER NAME", "PASSWORD",
"SCORE"))
print(70 * "-")
for row in result:
print("{:<30}{:<30}{:>10}".format(row[0], row[1], row[2]))
print(70 * "-")
except mysql.connector.Error:
print("\nException while listing users")
finally:
if dbcon.is_connected:
cursor.close()
dbcon.close()
def show_player_leaderboard():
counter = 0
dbcon = None
cursor = None
try:
dbcon = database.connectdb()
cursor = dbcon.cursor()
cursor.execute("SELECT player_name, player_score FROM player ORDER BY player_score DESC")
result = cursor.fetchall()
os.system("cls")
print("{:<20}{:<40}{:>15}".format("POSITION", "TEAM NAME", "SCORE"))
print(75 * "-")
for row in result:
if row[0] != "ADMIN":
counter += 1
print("{:<20}{:<40}{:>15}".format(counter, row[0], row[1]))
print(75 * "-")
input("\nEnter a key to continue: ")
except mysql.connector.Error:
print("\nError fetching data from MySQL table")
finally:
if dbcon.is_connected():
cursor.close()
dbcon.close()
def modify_player(player_name, option, modification):
dbcon = None
cursor = None
try:
dbcon = database.connectdb()
cursor = dbcon.cursor()
if option == 1:
sql = "UPDATE player SET player_name = %s WHERE player_name = %s"
var = (modification, player_name)
cursor.execute(sql, var)
elif option == 2:
sql = "UPDATE player SET player_password = %s WHERE player_name = %s"
var = (modification, player_name)
cursor.execute(sql, var)
elif option == 3:
sql = "UPDATE player SET player_score = %s WHERE player_name = %s"
var = (modification, player_name)
cursor.execute(sql, var)
dbcon.commit()
except mysql.connector.Error:
print("\nException while trying to modify player")
finally:
if dbcon.is_connected():
cursor.close()
dbcon.close()
def update_player_score(points, current_player, option):
dbcon = None
cursor = None
try:
dbcon = database.connectdb()
cursor = dbcon.cursor()
if option == 0:
sql = "UPDATE player SET player_score = player_score + %s WHERE player_name = %s"
val = (points, current_player.player_name)
cursor.execute(sql, val)
else:
if not Player.get_player_score(current_player) == 0:
sql = "UPDATE player SET player_score = player_score - ((%s * 5)/100) WHERE player_name = %s"
val = (points, current_player.player_name)
cursor.execute(sql, val)
dbcon.commit()
except mysql.connector.Error:
print("Error trying to update player score")
return True
finally:
if dbcon.is_connected():
cursor.close()
dbcon.close()
def check_player(player_name, player_password):
dbcon = None
cursor = None
try:
sql = "SELECT * FROM player WHERE player_name = %s AND player_password = %s"
val = (player_name, player_password)
dbcon = database.connectdb()
cursor = dbcon.cursor()
cursor.execute(sql, val)
row = cursor.fetchone()
if row is not None:
return True
except mysql.connector.Error:
print("Error trying to find player")
return True
finally:
if dbcon.is_connected():
cursor.close()
dbcon.close()
def contains_questions(challenge_id):
dbcon = None
cursor = None
try:
dbcon = database.connectdb()
cursor = dbcon.cursor()
cursor.execute(
"SELECT * FROM question WHERE question_challenge_id = '{}'".
format(challenge_id))
row = cursor.fetchone()
if row is not None:
return True
except mysql.connector.Error:
print("\nException while checking challenge")
finally:
if dbcon.is_connected():
cursor.close()
dbcon.close()
def get_player_score(current_player):
dbcon = None
cursor = None
try:
dbcon = database.connectdb()
cursor = dbcon.cursor()
cursor.execute(
"SELECT player_score FROM player WHERE player_name = '{}'".
format(current_player.player_name))
result = cursor.fetchone()
return result[0]
except mysql.connector.Error:
print("Error trying to print score")
return True
finally:
if dbcon.is_connected():
cursor.close()
dbcon.close()
def modify_challenge(challenge_id, modification):
dbcon = None
cursor = None
try:
dbcon = database.connectdb()
cursor = dbcon.cursor()
sql = "UPDATE challenge SET challenge_description = %s WHERE challenge_id = %s"
var = (modification, challenge_id)
cursor.execute(sql, var)
dbcon.commit()
print("\nChallenge modified successfully")
input("Enter a key to continue: ")
except mysql.connector.Error:
print("\nException while trying to modify challenge")
finally:
if dbcon.is_connected():
cursor.close()
dbcon.close()
def check_challenge(challenge_id):
dbcon = None
cursor = None
try:
dbcon = database.connectdb()
cursor = dbcon.cursor()
cursor.execute(
"SELECT challenge_id FROM challenge WHERE challenge_id = '{}'".
format(challenge_id))
row = cursor.fetchone()
if row is not None:
return True
except mysql.connector.Error:
print("\nException while trying to find challenge")
return True
finally:
if dbcon.is_connected():
cursor.close()
dbcon.close()
def delete_player(player_name):
dbcon = None
cursor = None
try:
dbcon = database.connectdb()
cursor = dbcon.cursor()
cursor.execute(
"DELETE FROM player WHERE player_name = '{}'".format(
player_name))
dbcon.commit()
print("\nPlayer deleted successfully")
input("Enter a key to continue: ")
except mysql.connector.Error:
print("\nException while trying to delete player")
finally:
if dbcon.is_connected():
cursor.close()
dbcon.close()
def add_challenge(self):
dbcon = None
cursor = None
try:
dbcon = database.connectdb()
cursor = dbcon.cursor()
sql = "INSERT INTO challenge VALUES(%s, %s)"
var = (self.challenge_id, self.challenge_description)
cursor.execute(sql, var)
dbcon.commit()
print("\nChallenge successfully added")
input("Enter a key to continue: ")
except mysql.connector.Error:
print("\nException while trying to add challenge")
input("Enter a key to continue: ")
finally:
if dbcon.is_connected():
cursor.close()
dbcon.close()
def check_player_name(player_name):
dbcon = None
cursor = None
try:
dbcon = database.connectdb()
cursor = dbcon.cursor()
cursor.execute(
"SELECT player_score FROM player WHERE player_name = '{}'".
format(player_name))
row = cursor.fetchone()
if row is not None:
return True
except mysql.connector.Error:
print("Error trying to find player")
return True
finally:
if dbcon.is_connected():
cursor.close()
dbcon.close()
def add_player(self):
dbcon = None
cursor = None
try:
sql = "INSERT INTO player VALUES(%s, %s, %s)"
val = (self.player_name, self.player_password, self.player_score)
dbcon = database.connectdb()
cursor = dbcon.cursor()
cursor.execute(sql, val)
dbcon.commit()
print("\nPlayer added successfully")
input("Enter a key to continue: ")
except mysql.connector.Error:
print("\nError trying to add player")
finally:
if dbcon.is_connected():
cursor.close()
dbcon.close()