import sqlite3
import datalad.api as dl
import os


def _create_db(db):
    """
    Create the database file and the table.

    """
    conn = sqlite3.connect(db)
    c = conn.cursor()
    c.execute('''CREATE TABLE IF NOT EXISTS backlogs
                 (id INTEGER PRIMARY KEY,
                  name TEXT,
                  ensemble TEXT,
                  code TEXT,
                  path TEXT,
                  project TEXT,
                  parameters TEXT,
                  parameter_file TEXT,
                  created_at TEXT,
                  updated_at TEXT)''')
    c.execute('''CREATE TABLE IF NOT EXISTS projects
                 (id TEXT PRIMARY KEY,
                  aliases TEXT,
                  code TEXT,
                  created_at TEXT,
                  updated_at TEXT)''')
    conn.commit()
    conn.close()


def create(path):
    """
    Create folder of backlogs.

    """
    dl.create(path)
    _create_db(path + '/backlogger.db')
    os.chmod(path + '/backlogger.db', 0o666)  # why does this not work?
    os.makedirs(path + '/projects')
    os.makedirs(path + '/archive')
    os.makedirs(path + '/import_scripts/template.py')
    dl.save(path, dataset=path, message="Initialize backlogger directory.")