Geoffrey-Django/geoffrey/DatabaseInterface.py

195 lines
7.5 KiB
Python

from sqlalchemy import func
from geoffrey.DatabaseModels import *
class DatabaseInterface:
def __init__(self, bot_config, debug=False):
self.database = GeoffreyDatabase(bot_config, debug)
def add_loc(self, session, owner, name, x_pos, z_pos, dimension=None, loc_type=Location):
if loc_type == Base:
loc = Base(name, x_pos, z_pos, owner, dimension)
elif loc_type == Shop:
loc = Shop(name, x_pos, z_pos, owner, dimension)
else:
loc = Location(name, x_pos, z_pos, owner, dimension)
self.database.add_object(session, loc)
return loc
def add_tunnel(self, session, owner, direction, number, location_name):
tunnels = self.find_tunnel_by_owner(session, owner)
if location_name is None:
if len(tunnels):
raise EntryNameNotUniqueError
else:
location = None
else:
try:
location = self.find_location_by_name_and_owner(session, owner, location_name)[0]
if location.tunnel is not None:
raise LocationHasTunnelError
except IndexError:
raise LocationLookUpError
tunnel = Tunnel(owner, direction, number, location)
self.database.add_object(session, tunnel)
return tunnel
def add_item(self, session, owner, shop_name, item_name, price, amount):
try:
shop = self.find_location_by_name_and_owner(session, owner, shop_name, loc_type=Shop)
item = ItemListing(item_name, price, amount, shop[0])
self.database.add_object(session, item)
except IndexError:
raise LocationLookUpError
return item
def add_player(self, session, player_name, discord_uuid=None):
try:
player = self.find_player(session, player_name)
if (discord_uuid is not None) and (discord_uuid == player.discord_uuid):
raise PlayerInDBError
else:
raise PlayerNotFound
except PlayerNotFound:
mc_uuid = grab_UUID(player_name)
try:
self.find_player_by_mc_uuid(session, mc_uuid)
raise PlayerInDBError
except PlayerNotFound:
player = Player(player_name, discord_uuid)
self.database.add_object(session, player)
return player
def find_location_by_name(self, session, name, loc_type=Location):
expr = loc_type.name.ilike('%{}%'.format(name))
return self.database.query_by_filter(session, loc_type, expr)
def find_location_by_name_closest_match(self, session, name, loc_type=Location):
expr = loc_type.name.ilike('%{}%'.format(name))
loc_list = self.database.query_by_filter(session, loc_type, expr)
if len(loc_list) == 1:
loc = loc_list[0]
else:
expr = loc_type.name.ilike(name)
loc_list = self.database.query_by_filter(session, loc_type, expr)
if len(loc_list) > 1:
raise EntryNameNotUniqueError
elif len(loc_list) == 0:
raise LocationLookUpError
else:
loc = loc_list[0]
return loc
def find_location_by_owner(self, session, owner, loc_type=Location):
expr = loc_type.owner == owner
return self.database.query_by_filter(session, loc_type, expr)
def find_location_by_owner_name(self, session, owner_name, loc_type=Location):
expr = loc_type.owner.has(Player.name.ilike(owner_name))
return self.database.query_by_filter(session, loc_type, expr)
def find_location_by_name_and_owner(self, session, owner, name, loc_type=Location):
expr = (loc_type.owner == owner) & (loc_type.name.ilike(name))
return self.database.query_by_filter(session, loc_type, expr)
def find_location_around(self, session, x_pos, z_pos, radius, dimension, loc_type=Location):
dimension_obj = Dimension.str_to_dimension(dimension)
expr = (loc_type.x < x_pos + radius + 1) & (loc_type.x > x_pos - radius - 1) & \
(loc_type.z < z_pos + radius + 1) \
& (loc_type.z > z_pos - radius - 1) & (loc_type.dimension == dimension_obj)
return self.database.query_by_filter(session, Location, expr)
def find_tunnel_by_owner(self, session, owner):
expr = Tunnel.owner == owner
return self.database.query_by_filter(session, Tunnel, expr)
def find_tunnel_by_owner_name(self, session, owner_name):
expr = Tunnel.owner.has(Player.name.ilike('%{}%'.format(owner_name)))
return self.database.query_by_filter(session, Tunnel, expr)
def find_item(self, session, item_name, limit=25):
expr = ItemListing.name.ilike('%{}%'.format(item_name))
return self.database.query_by_filter(session, ItemListing, expr, limit=limit,
sort=ItemListing.normalized_price)
def find_shop_selling_item(self, session, item_name):
return self.find_item(session, item_name)
def find_top_shops_selling_item(self, session, item_name):
expr = ItemListing.name.ilike('%{}%'.format(item_name))
result = session.query(func.min(ItemListing.normalized_price), ItemListing.shop_id).group_by(
ItemListing.shop_id).filter(expr).order_by(func.min(ItemListing.normalized_price)).all()
shop_list = []
for item in result:
expr = Shop.shop_id == item[1]
shop = self.database.query_by_filter(session, Shop, expr, limit=10)
shop_list.append(shop)
return shop_list
def get_inventory_matches(self, session, shop, item_name):
expr = (ItemListing.shop_id == shop.id) & (ItemListing.name.ilike('%{}%'.format(item_name)))
return self.database.query_by_filter(session, ItemListing, expr, limit=5, sort=ItemListing.normalized_price)
def find_player(self, session, player_name):
expr = func.lower(Player.name) == func.lower(player_name)
try:
player = self.database.query_by_filter(session, Player, expr)[0]
except IndexError:
raise PlayerNotFound
return player
def find_player_by_mc_uuid(self, session, uuid):
expr = Player.mc_uuid == uuid
try:
player = self.database.query_by_filter(session, Player, expr)[0]
except IndexError:
raise PlayerNotFound
return player
def find_player_by_discord_uuid(self, session, uuid):
expr = Player.discord_uuid == uuid
try:
player = self.database.query_by_filter(session, Player, expr)[0]
except IndexError:
raise PlayerNotFound
return player
def search_all_fields(self, session, search, limit=25):
expr = Location.owner.has(Player.name.ilike('%{}%'.format(search))) | Location.name.ilike('%{}%'.format(search))
locations = self.database.query_by_filter(session, Location, expr, limit=limit)
return locations
def delete_location(self, session, owner, name):
expr = (Location.owner == owner) & (Location.name == name)
self.database.delete_entry(session, Location, expr)
def delete_item(self, session, shop, item_name):
expr = (ItemListing.name == item_name) & (ItemListing.shop == shop)
self.database.delete_entry(session, ItemListing, expr)