PluralKit/bot/pluralkit/db.py
2018-07-13 22:27:03 +02:00

244 lines
9.9 KiB
Python

import time
import asyncpg
import asyncpg.exceptions
from pluralkit.bot import logger
async def connect():
while True:
try:
return await asyncpg.create_pool(user="postgres", password="postgres", database="postgres", host="db")
except (ConnectionError, asyncpg.exceptions.CannotConnectNowError):
pass
def db_wrap(func):
async def inner(*args, **kwargs):
before = time.perf_counter()
res = await func(*args, **kwargs)
after = time.perf_counter()
logger.debug(" - DB call {} took {:.2f} ms".format(func.__name__, (after - before) * 1000))
return res
return inner
@db_wrap
async def create_system(conn, system_name: str, system_hid: str):
logger.debug("Creating system (name={}, hid={})".format(
system_name, system_hid))
return await conn.fetchrow("insert into systems (name, hid) values ($1, $2) returning *", system_name, system_hid)
@db_wrap
async def remove_system(conn, system_id: int):
logger.debug("Deleting system (id={})".format(system_id))
await conn.execute("delete from systems where id = $1", system_id)
@db_wrap
async def create_member(conn, system_id: int, member_name: str, member_hid: str):
logger.debug("Creating member (system={}, name={}, hid={})".format(
system_id, member_name, member_hid))
return await conn.fetchrow("insert into members (name, system, hid) values ($1, $2, $3) returning *", member_name, system_id, member_hid)
@db_wrap
async def delete_member(conn, member_id: int):
logger.debug("Deleting member (id={})".format(member_id))
await conn.execute("update switches set member = null, member_del = true where member = $1", member_id)
await conn.execute("delete from members where id = $1", member_id)
@db_wrap
async def link_account(conn, system_id: int, account_id: str):
logger.debug("Linking account (account_id={}, system_id={})".format(
account_id, system_id))
await conn.execute("insert into accounts (uid, system) values ($1, $2)", int(account_id), system_id)
@db_wrap
async def unlink_account(conn, system_id: int, account_id: str):
logger.debug("Unlinking account (account_id={}, system_id={})".format(
account_id, system_id))
await conn.execute("delete from accounts where uid = $1 and system = $2", int(account_id), system_id)
@db_wrap
async def get_linked_accounts(conn, system_id: int):
return [row["uid"] for row in await conn.fetch("select uid from accounts where system = $1", system_id)]
@db_wrap
async def get_system_by_account(conn, account_id: str):
return await conn.fetchrow("select systems.* from systems, accounts where accounts.uid = $1 and accounts.system = systems.id", int(account_id))
@db_wrap
async def get_system_by_hid(conn, system_hid: str):
return await conn.fetchrow("select * from systems where hid = $1", system_hid)
@db_wrap
async def get_system(conn, system_id: int):
return await conn.fetchrow("select * from systems where id = $1", system_id)
@db_wrap
async def get_member_by_name(conn, system_id: int, member_name: str):
return await conn.fetchrow("select * from members where system = $1 and name = $2", system_id, member_name)
@db_wrap
async def get_member_by_hid_in_system(conn, system_id: int, member_hid: str):
return await conn.fetchrow("select * from members where system = $1 and hid = $2", system_id, member_hid)
@db_wrap
async def get_member_by_hid(conn, member_hid: str):
return await conn.fetchrow("select * from members where hid = $1", member_hid)
@db_wrap
async def get_member(conn, member_id: int):
return await conn.fetchrow("select * from members where id = $1", member_id)
@db_wrap
async def get_message(conn, message_id: str):
return await conn.fetchrow("select * from messages where mid = $1", message_id)
@db_wrap
async def update_system_field(conn, system_id: int, field: str, value):
logger.debug("Updating system field (id={}, {}={})".format(
system_id, field, value))
await conn.execute("update systems set {} = $1 where id = $2".format(field), value, system_id)
@db_wrap
async def update_member_field(conn, member_id: int, field: str, value):
logger.debug("Updating member field (id={}, {}={})".format(
member_id, field, value))
await conn.execute("update members set {} = $1 where id = $2".format(field), value, member_id)
@db_wrap
async def get_all_members(conn, system_id: int):
return await conn.fetch("select * from members where system = $1", system_id)
@db_wrap
async def get_members_exceeding(conn, system_id: int, length: int):
return await conn.fetch("select * from members where system = $1 and length(name) >= $2", system_id, length)
@db_wrap
async def get_webhook(conn, channel_id: str):
return await conn.fetchrow("select webhook, token from webhooks where channel = $1", int(channel_id))
@db_wrap
async def add_webhook(conn, channel_id: str, webhook_id: str, webhook_token: str):
logger.debug("Adding new webhook (channel={}, webhook={}, token={})".format(
channel_id, webhook_id, webhook_token))
await conn.execute("insert into webhooks (channel, webhook, token) values ($1, $2, $3)", int(channel_id), int(webhook_id), webhook_token)
@db_wrap
async def add_message(conn, message_id: str, channel_id: str, member_id: int, sender_id: str):
logger.debug("Adding new message (id={}, channel={}, member={}, sender={})".format(
message_id, channel_id, member_id, sender_id))
await conn.execute("insert into messages (mid, channel, member, sender) values ($1, $2, $3, $4)", int(message_id), int(channel_id), member_id, int(sender_id))
@db_wrap
async def get_members_by_account(conn, account_id: str):
# Returns a "chimera" object
return await conn.fetch("select members.id, members.hid, members.prefix, members.suffix, members.color, members.name, members.avatar_url, systems.tag, systems.name as system_name, systems.hid as system_hid from systems, members, accounts where accounts.uid = $1 and systems.id = accounts.system and members.system = systems.id", int(account_id))
@db_wrap
async def get_message_by_sender_and_id(conn, message_id: str, sender_id: str):
return await conn.fetchrow("select messages.*, members.name, members.hid, members.avatar_url, systems.name as system_name, systems.hid as system_hid from messages, members, systems where messages.member = members.id and members.system = systems.id and mid = $1 and sender = $2", int(message_id), int(sender_id))
@db_wrap
async def delete_message(conn, message_id: str):
logger.debug("Deleting message (id={})".format(message_id))
await conn.execute("delete from messages where mid = $1", int(message_id))
@db_wrap
async def current_fronter(conn, system_id: int):
return await conn.fetchrow("select *, members.name from switches left outer join members on (members.id = switches.member) where switches.system = $1 order by timestamp desc", system_id)
@db_wrap
async def past_fronters(conn, system_id: int, amount: int):
return await conn.fetch("select *, members.name from switches left outer join members on (members.id = switches.member) where switches.system = $1 order by timestamp desc limit $2", system_id, amount)
@db_wrap
async def add_switch(conn, system_id: int, member_id: int):
logger.debug("Adding switch (system={}, member={})".format(system_id, member_id))
return await conn.execute("insert into switches (system, member) values ($1, $2)", system_id, member_id)
@db_wrap
async def get_server_info(conn, server_id: str):
return await conn.fetchrow("select * from servers where id = $1", int(server_id))
@db_wrap
async def update_server(conn, server_id: str, logging_channel_id: str):
logging_channel_id = int(logging_channel_id) if logging_channel_id else None
logger.debug("Updating server settings (id={}, log_channel={})".format(server_id, logging_channel_id))
await conn.execute("insert into servers (id, log_channel) values ($1, $2) on conflict (id) do update set log_channel = $2", int(server_id), logging_channel_id)
async def create_tables(conn):
await conn.execute("""create table if not exists systems (
id serial primary key,
hid char(5) unique not null,
name text,
description text,
tag text,
created timestamp not null default current_timestamp
)""")
await conn.execute("""create table if not exists members (
id serial primary key,
hid char(5) unique not null,
system serial not null references systems(id) on delete cascade,
color char(6),
avatar_url text,
name text not null,
birthday date,
pronouns text,
description text,
prefix text,
suffix text,
created timestamp not null default current_timestamp
)""")
await conn.execute("""create table if not exists accounts (
uid bigint primary key,
system serial not null references systems(id) on delete cascade
)""")
await conn.execute("""create table if not exists messages (
mid bigint primary key,
channel bigint not null,
member serial not null references members(id) on delete cascade,
sender bigint not null references accounts(uid)
)""")
await conn.execute("""create table if not exists switches (
id serial primary key,
system serial not null references systems(id) on delete cascade,
member serial references members(id) on delete restrict,
timestamp timestamp not null default current_timestamp,
member_del bool not null default false
)""")
await conn.execute("""create table if not exists webhooks (
channel bigint primary key,
webhook bigint not null,
token text not null
)""")
await conn.execute("""create table if not exists servers (
id bigint primary key,
log_channel bigint
)""")