from datetime import datetime


def init_db(conn):

    cursor = conn.cursor()

    # Контрагенты
    cursor.execute("""
    CREATE TABLE IF NOT EXISTS contractors (
        id INTEGER PRIMARY KEY AUTOINCREMENT,
        name TEXT UNIQUE,
        active INTEGER DEFAULT 1
    )
    """)

    # Документы из 1С
    cursor.execute("""
    CREATE TABLE IF NOT EXISTS documents_1c (
        id INTEGER PRIMARY KEY AUTOINCREMENT,

        contractor_id INTEGER,

        doc_type TEXT,
        doc_date TEXT,
        doc_number TEXT,

        amount REAL,

        state TEXT,
        comment TEXT,

        created_at TEXT,
        updated_at TEXT,

        FOREIGN KEY(contractor_id)
        REFERENCES contractors(id)
    )
    """)

    # Документы из СБИС
    cursor.execute("""
    CREATE TABLE IF NOT EXISTS documents_sbis (
        id INTEGER PRIMARY KEY AUTOINCREMENT,

        raw_text TEXT,

        doc_date TEXT,
        doc_number TEXT,

        contractor TEXT,

        doc_type TEXT,

        amount REAL,

        description TEXT,

        state TEXT,
        responsible TEXT,

        comment TEXT,

        created_at TEXT,
        updated_at TEXT
    )
    """)

    conn.commit()