forked from erp-dev/erp
141 lines
4.1 KiB
Python
141 lines
4.1 KiB
Python
"""日结模块 Celery 任务"""
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import logging
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import datetime
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from celery import shared_task
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from django.utils import timezone
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from .models import DailySettlementConfig, SettlementModuleEnum
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from .services import (
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calculate_plate_order_daily_summary,
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calculate_printing_order_daily_summary,
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)
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from .signals import daily_settlement_completed
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logger = logging.getLogger(__name__)
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@shared_task(bind=True)
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def run_daily_settlement(self):
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"""
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执行所有商户的日结任务（固定时间触发）
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在 settings.py 中配置的固定时间触发，
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拉取所有配置了统计模块的商户，逐个执行日结。
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"""
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from basic_info.models import Merchant
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# 获取所有配置了统计模块的商户
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configs = DailySettlementConfig.objects.filter(
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settlement_modules__len__gt=0
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).select_related('merchant')
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logger.info(
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f'[settlement.tasks] 开始执行日结，共 {configs.count()} 个商户需要统计'
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)
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# 为每个商户触发日结任务
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for config in configs:
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settlement_date = timezone.localdate() - datetime.timedelta(days=1)
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run_merchant_daily_settlement.delay(
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merchant_id=config.merchant.id,
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settlement_date=str(settlement_date)
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)
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return {
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'task_id': self.request.id,
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'total_merchants': configs.count(),
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'settlement_date': str(timezone.localdate() - datetime.timedelta(days=1)),
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}
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@shared_task(bind=True)
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def run_merchant_daily_settlement(
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self,
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merchant_id: int,
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settlement_date: str | None = None
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):
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"""
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执行单个商户的日结
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Args:
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merchant_id: 商户ID
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settlement_date: 结算日期（YYYY-MM-DD），默认为昨天
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Returns:
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dict: 包含 task_id 和执行结果的 payload
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"""
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from basic_info.models import Merchant
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# 解析日期
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if settlement_date:
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date_obj = datetime.datetime.strptime(settlement_date, '%Y-%m-%d').date()
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else:
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date_obj = timezone.localdate() - datetime.timedelta(days=1)
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merchant = Merchant.objects.get(id=merchant_id)
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config = merchant.settlement_config
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modules = config.settlement_modules
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summaries = {}
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errors = {}
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overall_status = 'success'
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logger.info(
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f'[settlement.tasks] 开始执行商户 {merchant_id} 的日结，'
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f'日期={date_obj}, 模块={modules}'
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)
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# 执行各模块的统计
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for module in modules:
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try:
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if module == SettlementModuleEnum.PLATE_ORDER:
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summary = calculate_plate_order_daily_summary(
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merchant_id=merchant_id,
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settlement_date=date_obj
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)
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summaries['plate_order'] = summary
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elif module == SettlementModuleEnum.PRINTING_ORDER:
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summary = calculate_printing_order_daily_summary(
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merchant_id=merchant_id,
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settlement_date=date_obj
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)
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summaries['printing_order'] = summary
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except Exception as e:
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logger.exception(
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f'[settlement.tasks] 商户 {merchant_id} 的 {module} 统计失败: {e}'
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)
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errors[module] = str(e)
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overall_status = 'partial'
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# 如果所有模块都失败
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if len(errors) == len(modules):
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overall_status = 'failed'
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# 发送信号（不包含统计结果详情）
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daily_settlement_completed.send(
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sender=run_merchant_daily_settlement,
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merchant=merchant,
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settlement_date=date_obj,
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status=overall_status,
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modules=modules,
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errors=errors,
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task_id=self.request.id
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)
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payload = {
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'task_id': self.request.id,
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'merchant_id': merchant_id,
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'settlement_date': str(date_obj),
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'status': overall_status,
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'modules': modules,
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'errors': errors,
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}
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logger.info(
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f'[settlement.tasks] 商户 {merchant_id} 日结完成: {payload}'
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)
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return payload
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