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53 lines
1.7 KiB
Python
53 lines
1.7 KiB
Python
import logging
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import sqlite3
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from typing import List
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import constants
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logger = logging.getLogger('database')
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conn = sqlite3.connect(constants.DATABASE)
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logger.debug(f"Connected to '{constants.DATABASE}'")
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logger.debug("Constructing 'message' table.")
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conn.execute('''CREATE TABLE IF NOT EXISTS message
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(id INTEGER PRIMARY KEY,
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nickname TEXT NOT NULL,
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connection_hash TEXT NOT NULL,
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color TEXT DEFAULT '#000000',
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message TEXT DEFAULT '',
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timestamp INTEGER NOT NULL)''')
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conn.commit()
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def add_message(nickname: str, user_hash: str, color: str, message: str, timestamp: int) -> int:
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"""
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Insert a message into the database. Returns the message ID.
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:param nickname: A non-unique identifier for the user.
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:param user_hash: A unique hash (usually) denoting the sender's identity.
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:param color: The color of the user who sent the message.
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:param message: The string content of the message echoed to all clients.
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:param timestamp: The epoch time of the sent message.
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:return: The unique integer primary key chosen for the message, i.e. it's ID.
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"""
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cur = conn.cursor()
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try:
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cur.execute('''INSERT INTO message (nickname, connection_hash, color, message, timestamp)
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VALUES (?, ?, ?, ?, ?)''', [nickname, user_hash, color, message, timestamp])
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conn.commit()
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logger.debug(f'Message {cur.lastrowid} recorded.')
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return cur.lastrowid
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finally:
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cur.close()
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def get_messages(columns: List[str] = None):
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cur = conn.cursor()
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try:
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if columns is None:
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cur.execute('''SELECT * FROM message''')
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return cur.fetchall()
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finally:
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cur.close()
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