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Commit e663bb9

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fixed issues
1 parent fbe7d9b commit e663bb9

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6 files changed

+437
-0
lines changed

6 files changed

+437
-0
lines changed

‎ConsoleSQL.py‎

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import os
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import shutil
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import errors
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def documentation():
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pass
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def create_database(database, *args):
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'''
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Console command
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CREATE DATABASE DataBaseName
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'''
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try:
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os.mkdir(f"databases/{database}"), os.mkdir(f"databases/{database}/files"), os.mkdir(f"databases/{database}/tables")
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except FileExistsError:
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return "Database already exists"
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return f"Database \"{database}\" was created"
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def use_database(database, *args):
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'''
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Console command
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USE DATABASE DataBaseName
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'''
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if os.path.exists(f"databases/{database}/"):
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return [f"Currently working with database \"{database}\"", database]
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raise errors.DataBaseNotFoundError(f"Database \"{database}\" not found!")
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def create_table(database, table, values, *args):
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'''
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Console command
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CREATE TABLE TableName(id: int, name: str, age: float, more...)
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'''
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if os.path.exists(f"databases/{database}/tables/{table}.txt"):
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return f"Table already exists!"
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table = open(f"databases/{database}/tables/{table}.txt", "a+")
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table.write(f"{values}\n\n")
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table.close()
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return f"Table \"{table}\" was created!"
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def add_content_to_table(database, table, *content):
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'''
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Console command
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ADD TableName VALUES (
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(id, name, age, more...)
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(id, name, age)
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);
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'''
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try:
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with open(f"databases/{database}/tables/{table}.txt", "r") as file:
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values = [line for line in file][0]
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values_dictionary = {}
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for item in values[1:-2].split(", "):
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key, value = item.split(": ")
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values_dictionary[key] = value
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with open(f"databases/{database}/tables/{table}.txt", "a+") as write_file:
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for content_list in content:
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content_dict = {}
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for index, item in enumerate(values_dictionary.keys()):
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content_dict[item] = content_list[index]
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if type(content_dict[item]) is int and values_dictionary[item] == "'int'" or \
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type(content_dict[item]) is str and values_dictionary[item] == "'str'" or \
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type(content_dict[item]) is float and values_dictionary[item] == "'float'":
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continue
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raise errors.ItemValueDifferentThanTheSetValue(f"item \"{item}\" is type \'{type(content_dict[item])}\' and it must be \'{values_dictionary[item]}\'")
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write_file.write(f"{content_dict}\n")
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except Exception as e:
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raise e
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return "Content added to table!"
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def create_file(database, file_name):
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'''
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Console command
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CREATE FILE FileName
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'''
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if os.path.exists(f"databases/{database}/files/{file_name}.txt"):
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return "File already exists"
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file = open(f"databases/{database}/files/{file_name}.txt", 'x')
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file.close()
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return f"File \"{file_name}\" was created!"
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def write_in_file(database, file, *content):
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'''
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Console command
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WRITE IN FileName:
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Something isn't right.
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Some Messages!
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content, content, content,
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content, content,
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content,
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content,
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content;;;
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'''
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if os.path.exists(f"databases/{database}/files/{file}.txt"):
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with open(f"databases/{database}/files/{file}.txt", "a+") as f:
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for line in content:
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f.write(f"{line}\n")
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return "Content added to file!"
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return f"Database \"{database}\" or File \"{file}\" not found!"
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def check_table_content(database, table, *args):
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'''
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Console command
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GET ALL TableName
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'''
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if os.path.exists(f"databases/{database}/tables/{table}.txt"):
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file = open(f"databases/{database}/tables/{table}.txt", "r")
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return [line for line in file][2:]
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print("Table not found!")
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return []
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def check_file_content(database, file_name, *border):
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'''
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Console command
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GET FILE FileName
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'''
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if os.path.exists(f"databases/{database}/files/{file_name}.txt"):
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file = open(f"databases/{database}/files/{file_name}.txt", "r")
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return [line for line in file]
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print("File not found!")
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return []
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def drop_database(*databases):
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'''
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Console command
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One DataBase:
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FIRST WAY: DROP DB DataBaseName
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SECOND WAY: DROP DATABASE DataBaseName
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More Than One DataBases:
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FIRST WAY: DROP DBS FirstDataBaseName SecondDataBaseName ThirdDataBaseName...
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SECOND WAY: DROP DATABASES FirstDataBaseName SecondDataBaseName ThirdDataBaseName...
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'''
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for db in databases:
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if os.path.exists(f"databases/{db}/"):
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shutil.rmtree(f"databases/{db}/")
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return "Database/s dropped!"
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def drop_table(database, *tables):
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'''
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Console command
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One Table:
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DROP TABLE TableName
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More Than One Table:
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DROP TABLES FirstTableName SecondTableName ThirdTableName...
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'''
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for table in tables:
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if os.path.exists(f"databases/{database}/tables/{table}.txt"):
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os.remove(f"databases/{database}/tables/{table}.txt")
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return "Table/s dropped!"
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def delete_file(database, *files):
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'''
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Console command
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One File:
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DEL FILE TableName
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More Than One File:
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DEL FILES FirstFileName SecondFileName ThirdFileName...
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'''
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for file in files:
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if os.path.exists(f"databases/{database}/files/{file}.txt"):
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os.remove(f"databases/{database}/files/{file}.txt")
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return "File/s deleted!"
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def code_saver(user_input, code_file, new_line):
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'''
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Saves the code in the code file.
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'''
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file = open(f"src/{code_file}", "a+")
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file.write(f"{user_input}{new_line}")
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file.close()
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def run_program():
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while True:
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db = input("create or use database: ")
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if db == 'create':
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create_db = input("database name: ")
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create_database(create_db)
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d = use_database(create_db)
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break
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elif db == "use":
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d = use_database(input("database name: "))[-1]
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break
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database = d
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while True:
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file = input("Create or choose file where to save the code from your console experience:\n")
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if not os.path.exists(f"src/{file}.txt"):
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f = open(f"src/{file}.txt", "x")
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f.close()
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if file:
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break
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file = f"{file}.txt"
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while True:
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operation_code = input()
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operation = operation_code.lower().split()
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code_saver(operation_code, file, '\n')
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if operation_code == "END":
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break
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if operation_code == "docs":
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print(documentation().__doc__())
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if len(operation) >= 3:
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if operation[-1]:
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if operation[:-1] == ["create", "database"]:
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print(create_database(operation[-1]))
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elif operation[:-1] == ["use", "database"]:
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db = use_database(operation[-1])
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print(db[0])
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database = db[-1]
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elif operation[:2] == ["create", "table"]:
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table_name = ' '.join(operation[2:])[:' '.join(operation[2:]).index("(")]
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values = ' '.join(operation[2:])[' '.join(operation[2:]).index("(")+1:' '.join(operation[2:]).index(")")]
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values_tuple = values.split(", ")
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values_dict = {}
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for items in values_tuple:
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key, value = items.split(": ")
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values_dict[key] = value
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print(create_table(database, table_name, values_dict))
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elif operation[0] == "add" and operation[-2] == "values":
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table = operation[1]
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if operation[-1] == "(":
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lst_values = []
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item = input()
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while item != ");":
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code_saver(item, file, '\n')
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items = item[1:-1].split(", ")
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for index in range(len(items)):
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if len(items[index].split(".")) == 2:
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if items[index].split(".")[0].isdigit() and items[index].split(".")[1].isdigit():
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items[index] = float(items[index])
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elif items[index].isdigit():
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items[index] = int(items[index])
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lst_values.append(items)
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item = input()
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code_saver(item, file, '\n\n\n')
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print(add_content_to_table(database, table, *lst_values))
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elif operation[:-1] == ["create", "file"]:
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print(create_file(database, operation[-1]))
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elif operation[:-1] == ["write", "in"]:
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content = []
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text = input()
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while text[-3:] != ";;;":
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code_saver(text, file, '\n')
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content.append(text)
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text = input()
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content.append(text)
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if operation[-1][-1] == ':':
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print(write_in_file(database, operation[-1][:-1], *content))
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else:
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print(write_in_file(database, operation[-1], *content))
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code_saver(content[-1], file, '\n\n\n')
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elif operation[0] == "get" and operation[1] == "all":
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lines = check_table_content(database, operation[-1])
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print()
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[print(line) for line in lines]
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elif operation[:-1] == ["get", "file"]:
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lines = check_file_content(database, operation[-1])
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print()
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[print(line) for line in lines]
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elif operation[:-1] == ["drop", "db"] or operation[:-1] == ["drop", "database"] or operation[:2] == \
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["drop", "dbs"] or operation[:2] == ["drop", "databases"]:
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dbs = operation[2:]
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print(drop_database(*dbs))
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elif operation[:2] == ["drop", "table"] or operation[:2] == ["drop", "tables"]:
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print(drop_table(database, *operation[2:]))
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elif operation[:2] == ["del", "file"] or operation[:2] == ["del", "files"]:
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print(delete_file(database, *operation[2:]))
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code_saver('\n// everything bellow is made on new run.', file, '\n')

‎databases/mydb/files/myfile.txt‎

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Everything is alright.
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I love to write in files!
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The End of This;;;

‎databases/mydb/tables/mytable.txt‎

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{'id': 'int', 'name': 'str', 'age': 'int'}
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{"'id'": 1, "'name'": 'gosheto', "'age'": 17}
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{"'id'": 5, "'name'": 'dimko', "'age'": 17}

‎errors.py‎

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class DataBaseNotFoundError(Exception):
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pass
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class ItemValueDifferentThanTheSetValue(Exception):
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pass

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