SQLiteDB Class

class to_do_list_project.db.SQLiteDB(db_name: str = 'task_manager.db')

A class for managing tasks in a SQLite database.

close_connection() → None

Close connection of data base.

connect() → None

Connect to the data base.

create_table_tasks() → None

Create a table to initialize data base.

Args:

table_name (str): Table to be created.

fetch_data(task_id: int, to_do: str = 'COMPLETE', task=None) → None

Modify task.

It changes the status to COMPLETE by default.

Args:

task_id (int): Task id of task to be modified. to_do (str, optional): Action to be performed on the task. Defaults to “COMPLETE”. task (_type_, optional): Task to be modified. Defaults to None.

static generate_sql_complete_statement() → str

Return SQL statement to change the status of a task.

Returns:

str: SQL statement.

static generate_sql_creation_statement() → str

Generate the sql statement to create a table.

Args:

table_name: Table to be created.

Returns:

str: SQL statement.

static generate_sql_insert_statement(table_name: str) → str

Return SQL statement to insert a new data.

Args:

table_name: Table where the new data is going to be inserted.

Returns:

str: SQL statement.

static generate_sql_modify_statement() → str

Return SQL statement to modifi a task.

Args:

str: SQL statement.

static generate_sql_remove_statement() → str

Return SQL statement to delete a task.

Returns:

str: SQL statement.

get_all_tasks() → List[tuple]

Return all tasks stored in data base.

Returns:

List[tuple]: List of tuples. This list has all tasks in db.

Each tuple represents the data of a task.

insert_data(table_name: str, data: TaskData) → int | None

Insert new data in table.

Args:

table_name (str): Table where data is going to be inserted. data (Type[Task]): Task to be inserted in table.

Returns:

Type[Task]: Task id of new task inserted.

remove_task(task_id: int) → None

Remove a task from the data base by its id.

Args:

task_id (int): Task id of the task to be removed.

setup_logger(log_file: str) → Type[Logger]

Set up a logger to write all actions in data base.

Args:

log_file (str): path where the log file is stored.

Returns:

Type[logging.Logger]: Logger object.

table_exists(table_name: str) → bool

Verify if the table already exists in data base.

Args:

table_name (str): Table name to check.

Returns:

bool: boolean that verify existance of table.