121 lines
4.2 KiB
Python

import logging
from random import randint
from celery import shared_task
from . import providers
from .models import EveAllianceInfo, EveCharacter, EveCorporationInfo
logger = logging.getLogger(__name__)
TASK_PRIORITY = 7
CHARACTER_AFFILIATION_CHUNK_SIZE = 500
EVEONLINE_TASK_JITTER = 600
def chunks(lst, n):
"""Yield successive n-sized chunks from lst."""
for i in range(0, len(lst), n):
yield lst[i:i + n]
@shared_task
def update_corp(corp_id: int) -> None:
"""Update given corporation from ESI"""
EveCorporationInfo.objects.update_corporation(corp_id)
@shared_task
def update_alliance(alliance_id: int) -> None:
"""Update given alliance from ESI"""
EveAllianceInfo.objects.update_alliance(alliance_id).populate_alliance()
@shared_task
def update_character(character_id: int) -> None:
"""Update given character from ESI."""
EveCharacter.objects.update_character(character_id)
@shared_task
def run_model_update() -> None:
"""Update all alliances, corporations and characters from ESI"""
# Queue update tasks for Known Corporation Models
for corp in EveCorporationInfo.objects.all().values('corporation_id'):
update_corp.apply_async(
args=[corp['corporation_id']],
priority=TASK_PRIORITY,
countdown=randint(1, EVEONLINE_TASK_JITTER))
# Queue update tasks for Known Alliance Models
for alliance in EveAllianceInfo.objects.all().values('alliance_id'):
update_alliance.apply_async(
args=[alliance['alliance_id']],
priority=TASK_PRIORITY,
countdown=randint(1, EVEONLINE_TASK_JITTER))
# Queue update tasks for Known Character Models
character_ids = EveCharacter.objects.all().values_list('character_id', flat=True)
for character_ids_chunk in chunks(character_ids, CHARACTER_AFFILIATION_CHUNK_SIZE):
update_character_chunk.apply_async(
args=[character_ids_chunk],
priority=TASK_PRIORITY,
countdown=randint(1, EVEONLINE_TASK_JITTER))
@shared_task
def update_character_chunk(character_ids_chunk: list):
"""Update a list of character from ESI"""
try:
affiliations_raw = providers.provider.client.Character\
.post_characters_affiliation(characters=character_ids_chunk).result()
character_names = providers.provider.client.Universe\
.post_universe_names(ids=character_ids_chunk).result()
except OSError:
logger.info("Failed to bulk update characters. Attempting single updates")
for character_id in character_ids_chunk:
update_character.apply_async(
args=[character_id],
priority=TASK_PRIORITY,
countdown=randint(1, EVEONLINE_TASK_JITTER))
return
affiliations = {
affiliation.get('character_id'): affiliation
for affiliation in affiliations_raw
}
# add character names to affiliations
for character in character_names:
character_id = character.get('id')
if character_id in affiliations:
affiliations[character_id]['name'] = character.get('name')
# fetch current characters
characters = EveCharacter.objects.filter(character_id__in=character_ids_chunk)\
.values('character_id', 'corporation_id', 'alliance_id', 'character_name')
for character in characters:
character_id = character.get('character_id')
if character_id in affiliations:
affiliation = affiliations[character_id]
corp_changed = (
character.get('corporation_id') != affiliation.get('corporation_id')
)
alliance_id = character.get('alliance_id')
if not alliance_id:
alliance_id = None
alliance_changed = alliance_id != affiliation.get('alliance_id')
name_changed = False
fetched_name = affiliation.get('name', False)
if fetched_name:
name_changed = character.get('character_name') != fetched_name
if corp_changed or alliance_changed or name_changed:
update_character.apply_async(
args=[character.get('character_id')],
priority=TASK_PRIORITY)