def add_match(match_id):
"""Queries a match from the Steam API and adds it to the database.
Returns True if it succeeds or if match already exists, or False if it fails.
"""
match = api.get_match_details(match_id)["result"]
if "error" in match:
return False
try:
new_match = Match.create(**match)
except IntegrityError:
return True
except PyDotaError:
return False
player_list = [dict(match_id=new_match.match_id, **player) for player in match["players"]]
with db.atomic():
MatchPlayer.insert_many(player_list).execute()
return True
