discordbot/db/mod_log_db.py
2025-05-06 19:43:02 -06:00

271 lines
11 KiB
Python

import asyncpg
import logging
import asyncio
from typing import Optional, List, Tuple
log = logging.getLogger(__name__)
async def create_connection_with_retry(pool: asyncpg.Pool, max_retries: int = 3) -> Tuple[Optional[asyncpg.Connection], bool]:
"""
Creates a database connection with retry logic.
Args:
pool: The connection pool to acquire a connection from
max_retries: Maximum number of retry attempts
Returns:
Tuple containing (connection, success_flag)
"""
retry_count = 0
retry_delay = 0.5 # Start with 500ms delay
while retry_count < max_retries:
try:
connection = await pool.acquire()
return connection, True
except (asyncpg.exceptions.ConnectionDoesNotExistError,
asyncpg.exceptions.InterfaceError) as e:
retry_count += 1
if retry_count < max_retries:
log.warning(f"Connection error when acquiring connection (attempt {retry_count}/{max_retries}): {e}")
await asyncio.sleep(retry_delay)
retry_delay *= 2 # Exponential backoff
else:
log.exception(f"Failed to acquire connection after {max_retries} attempts: {e}")
return None, False
except Exception as e:
log.exception(f"Unexpected error acquiring connection: {e}")
return None, False
return None, False
async def setup_moderation_log_table(pool: asyncpg.Pool):
"""
Ensures the moderation_logs table and its indexes exist in the database.
"""
# Get a connection with retry logic
connection, success = await create_connection_with_retry(pool)
if not success or not connection:
log.error("Failed to acquire database connection for setting up moderation_logs table")
raise RuntimeError("Failed to acquire database connection for table setup")
try:
# Use a transaction to ensure all schema changes are atomic
async with connection.transaction():
await connection.execute("""
CREATE TABLE IF NOT EXISTS moderation_logs (
case_id SERIAL PRIMARY KEY,
guild_id BIGINT NOT NULL,
timestamp TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
moderator_id BIGINT NOT NULL,
target_user_id BIGINT NOT NULL,
action_type VARCHAR(50) NOT NULL,
reason TEXT,
duration_seconds INTEGER NULL,
log_message_id BIGINT NULL,
log_channel_id BIGINT NULL
);
""")
# Create indexes if they don't exist
await connection.execute("""
CREATE INDEX IF NOT EXISTS idx_moderation_logs_guild_id ON moderation_logs (guild_id);
""")
await connection.execute("""
CREATE INDEX IF NOT EXISTS idx_moderation_logs_target_user_id ON moderation_logs (target_user_id);
""")
await connection.execute("""
CREATE INDEX IF NOT EXISTS idx_moderation_logs_moderator_id ON moderation_logs (moderator_id);
""")
log.info("Successfully ensured moderation_logs table and indexes exist.")
except Exception as e:
log.exception(f"Error setting up moderation_logs table: {e}")
raise # Re-raise the exception to indicate setup failure
finally:
# Always release the connection back to the pool
try:
await pool.release(connection)
except Exception as e:
log.warning(f"Error releasing connection back to pool: {e}")
# --- Placeholder functions (to be implemented next) ---
async def add_mod_log(pool: asyncpg.Pool, guild_id: int, moderator_id: int, target_user_id: int, action_type: str, reason: Optional[str], duration_seconds: Optional[int] = None) -> Optional[int]:
"""Adds a new moderation log entry and returns the case_id."""
query = """
INSERT INTO moderation_logs (guild_id, moderator_id, target_user_id, action_type, reason, duration_seconds)
VALUES ($1, $2, $3, $4, $5, $6)
RETURNING case_id;
"""
# Get a connection with retry logic
connection, success = await create_connection_with_retry(pool)
if not success or not connection:
log.error(f"Failed to acquire database connection for adding mod log entry for guild {guild_id}")
return None
try:
# Use a transaction to ensure atomicity
async with connection.transaction():
result = await connection.fetchrow(query, guild_id, moderator_id, target_user_id, action_type, reason, duration_seconds)
if result:
log.info(f"Added mod log entry for guild {guild_id}, action {action_type}. Case ID: {result['case_id']}")
return result['case_id']
else:
log.error(f"Failed to add mod log entry for guild {guild_id}, action {action_type} - No case_id returned.")
return None
except Exception as e:
log.exception(f"Error adding mod log entry: {e}")
return None
finally:
# Always release the connection back to the pool
try:
await pool.release(connection)
except Exception as e:
log.warning(f"Error releasing connection back to pool: {e}")
# Continue execution even if we can't release the connection
async def update_mod_log_reason(pool: asyncpg.Pool, case_id: int, new_reason: str):
"""Updates the reason for a specific moderation log entry."""
query = """
UPDATE moderation_logs
SET reason = $1
WHERE case_id = $2;
"""
# Get a connection with retry logic
connection, success = await create_connection_with_retry(pool)
if not success or not connection:
log.error(f"Failed to acquire database connection for updating reason for case_id {case_id}")
return False
try:
# Use a transaction to ensure atomicity
async with connection.transaction():
result = await connection.execute(query, new_reason, case_id)
if result == "UPDATE 1":
log.info(f"Updated reason for case_id {case_id}")
return True
else:
log.warning(f"Could not update reason for case_id {case_id}. Case might not exist or no change made.")
return False
except Exception as e:
log.exception(f"Error updating mod log reason for case_id {case_id}: {e}")
return False
finally:
# Always release the connection back to the pool
try:
await pool.release(connection)
except Exception as e:
log.warning(f"Error releasing connection back to pool: {e}")
# Continue execution even if we can't release the connection
async def update_mod_log_message_details(pool: asyncpg.Pool, case_id: int, message_id: int, channel_id: int):
"""Updates the log_message_id and log_channel_id for a specific case."""
query = """
UPDATE moderation_logs
SET log_message_id = $1, log_channel_id = $2
WHERE case_id = $3;
"""
# Get a connection with retry logic
connection, success = await create_connection_with_retry(pool)
if not success or not connection:
log.error(f"Failed to acquire database connection for updating message details for case_id {case_id}")
return False
try:
# Use a transaction to ensure atomicity
async with connection.transaction():
result = await connection.execute(query, message_id, channel_id, case_id)
if result == "UPDATE 1":
log.info(f"Updated message details for case_id {case_id}")
return True
else:
log.warning(f"Could not update message details for case_id {case_id}. Case might not exist or no change made.")
return False
except Exception as e:
log.exception(f"Error updating mod log message details for case_id {case_id}: {e}")
return False
finally:
# Always release the connection back to the pool
try:
await pool.release(connection)
except Exception as e:
log.warning(f"Error releasing connection back to pool: {e}")
# Continue execution even if we can't release the connection
async def get_mod_log(pool: asyncpg.Pool, case_id: int) -> Optional[asyncpg.Record]:
"""Retrieves a specific moderation log entry by case_id."""
query = "SELECT * FROM moderation_logs WHERE case_id = $1;"
# Get a connection with retry logic
connection, success = await create_connection_with_retry(pool)
if not success or not connection:
log.error(f"Failed to acquire database connection for retrieving mod log for case_id {case_id}")
return None
try:
record = await connection.fetchrow(query, case_id)
return record
except Exception as e:
log.exception(f"Error retrieving mod log for case_id {case_id}: {e}")
return None
finally:
# Always release the connection back to the pool
try:
await pool.release(connection)
except Exception as e:
log.warning(f"Error releasing connection back to pool: {e}")
async def get_user_mod_logs(pool: asyncpg.Pool, guild_id: int, target_user_id: int, limit: int = 50) -> List[asyncpg.Record]:
"""Retrieves moderation logs for a specific user in a guild, ordered by timestamp descending."""
query = """
SELECT * FROM moderation_logs
WHERE guild_id = $1 AND target_user_id = $2
ORDER BY timestamp DESC
LIMIT $3;
"""
# Get a connection with retry logic
connection, success = await create_connection_with_retry(pool)
if not success or not connection:
log.error(f"Failed to acquire database connection for retrieving user mod logs for user {target_user_id} in guild {guild_id}")
return []
try:
records = await connection.fetch(query, guild_id, target_user_id, limit)
return records
except Exception as e:
log.exception(f"Error retrieving user mod logs for user {target_user_id} in guild {guild_id}: {e}")
return []
finally:
# Always release the connection back to the pool
try:
await pool.release(connection)
except Exception as e:
log.warning(f"Error releasing connection back to pool: {e}")
async def get_guild_mod_logs(pool: asyncpg.Pool, guild_id: int, limit: int = 50) -> List[asyncpg.Record]:
"""Retrieves the latest moderation logs for a guild, ordered by timestamp descending."""
query = """
SELECT * FROM moderation_logs
WHERE guild_id = $1
ORDER BY timestamp DESC
LIMIT $2;
"""
# Get a connection with retry logic
connection, success = await create_connection_with_retry(pool)
if not success or not connection:
log.error(f"Failed to acquire database connection for retrieving guild mod logs for guild {guild_id}")
return []
try:
records = await connection.fetch(query, guild_id, limit)
return records
except Exception as e:
log.exception(f"Error retrieving guild mod logs for guild {guild_id}: {e}")
return []
finally:
# Always release the connection back to the pool
try:
await pool.release(connection)
except Exception as e:
log.warning(f"Error releasing connection back to pool: {e}")