result_writer.py
12.6 KB
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"""
结果写入服务
负责将补货建议结果写入数据库
"""
import logging
import json
from typing import List, Optional
from datetime import datetime
from .db import get_connection
from ..models import (
ReplenishmentTask,
ReplenishmentDetail,
TaskExecutionLog,
ReplenishmentPartSummary,
AnalysisReport,
)
logger = logging.getLogger(__name__)
class ResultWriter:
"""结果写入服务"""
def __init__(self):
self._conn = None
def _get_connection(self):
"""获取数据库连接"""
if self._conn is None or not self._conn.is_connected():
self._conn = get_connection()
return self._conn
def close(self):
"""关闭连接"""
if self._conn and self._conn.is_connected():
self._conn.close()
self._conn = None
def save_task(self, task: ReplenishmentTask) -> int:
"""
保存任务记录
Returns:
插入的任务ID
"""
conn = self._get_connection()
cursor = conn.cursor()
try:
sql = """
INSERT INTO ai_replenishment_task (
task_no, group_id, dealer_grouping_id, dealer_grouping_name,
brand_grouping_id, plan_amount, actual_amount, part_count,
base_ratio, status, error_message, llm_provider, llm_model,
llm_total_tokens, statistics_date, start_time, end_time, create_time
) VALUES (
%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, NOW()
)
"""
values = (
task.task_no,
task.group_id,
task.dealer_grouping_id,
task.dealer_grouping_name,
task.brand_grouping_id,
float(task.plan_amount),
float(task.actual_amount),
task.part_count,
float(task.base_ratio) if task.base_ratio else None,
int(task.status),
task.error_message,
task.llm_provider,
task.llm_model,
task.llm_total_tokens,
task.statistics_date,
datetime.now() if task.start_time is None else task.start_time,
task.end_time,
)
cursor.execute(sql, values)
conn.commit()
task_id = cursor.lastrowid
logger.info(f"保存任务记录: task_no={task.task_no}, id={task_id}")
return task_id
finally:
cursor.close()
def update_task(self, task: ReplenishmentTask) -> int:
"""
更新任务记录
Returns:
更新的行数
"""
conn = self._get_connection()
cursor = conn.cursor()
try:
sql = """
UPDATE ai_replenishment_task
SET actual_amount = %s,
part_count = %s,
base_ratio = %s,
status = %s,
error_message = %s,
llm_provider = %s,
llm_model = %s,
llm_total_tokens = %s,
end_time = %s
WHERE task_no = %s
"""
values = (
float(task.actual_amount),
task.part_count,
float(task.base_ratio) if task.base_ratio else None,
int(task.status),
task.error_message,
task.llm_provider,
task.llm_model,
task.llm_total_tokens,
datetime.now() if task.end_time is None else task.end_time,
task.task_no,
)
cursor.execute(sql, values)
conn.commit()
logger.info(f"更新任务记录: task_no={task.task_no}, rows={cursor.rowcount}")
return cursor.rowcount
finally:
cursor.close()
def save_details(self, details: List[ReplenishmentDetail]) -> int:
"""
保存补货明细
Returns:
插入的行数
"""
if not details:
return 0
conn = self._get_connection()
cursor = conn.cursor()
try:
sql = """
INSERT INTO ai_replenishment_detail (
task_no, group_id, dealer_grouping_id, brand_grouping_id,
shop_id, shop_name, part_code, part_name, unit, cost_price,
current_ratio, base_ratio, post_plan_ratio,
valid_storage_cnt, avg_sales_cnt, suggest_cnt, suggest_amount,
suggestion_reason, priority, llm_confidence, statistics_date, create_time
) VALUES (
%s, %s, %s, %s, %s, %s, %s, %s, %s, %s,
%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, NOW()
)
"""
values = [
(
d.task_no, d.group_id, d.dealer_grouping_id, d.brand_grouping_id,
d.shop_id, d.shop_name, d.part_code, d.part_name, d.unit,
float(d.cost_price),
float(d.current_ratio) if d.current_ratio else None,
float(d.base_ratio) if d.base_ratio else None,
float(d.post_plan_ratio) if d.post_plan_ratio else None,
float(d.valid_storage_cnt), float(d.avg_sales_cnt),
d.suggest_cnt, float(d.suggest_amount),
d.suggestion_reason, d.priority, d.llm_confidence, d.statistics_date,
)
for d in details
]
cursor.executemany(sql, values)
conn.commit()
logger.info(f"保存补货明细: {cursor.rowcount}条")
return cursor.rowcount
finally:
cursor.close()
def save_execution_log(self, log: TaskExecutionLog) -> int:
"""
保存执行日志
Returns:
插入的日志ID
"""
conn = self._get_connection()
cursor = conn.cursor()
try:
sql = """
INSERT INTO ai_task_execution_log (
task_no, group_id, dealer_grouping_id, brand_grouping_id,
brand_grouping_name, dealer_grouping_name,
step_name, step_order, status, input_data, output_data,
error_message, retry_count, sql_query, llm_prompt, llm_response,
llm_tokens, execution_time_ms, start_time, end_time, create_time
) VALUES (
%s, %s, %s, %s, %s, %s, %s, %s, %s, %s,
%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, NOW()
)
"""
values = (
log.task_no, log.group_id, log.dealer_grouping_id,
log.brand_grouping_id, log.brand_grouping_name,
log.dealer_grouping_name,
log.step_name, log.step_order, int(log.status),
log.input_data, log.output_data, log.error_message,
log.retry_count, log.sql_query, log.llm_prompt, log.llm_response,
log.llm_tokens, log.execution_time_ms,
log.start_time, log.end_time,
)
cursor.execute(sql, values)
conn.commit()
log_id = cursor.lastrowid
return log_id
finally:
cursor.close()
def save_part_summaries(self, summaries: List[ReplenishmentPartSummary]) -> int:
"""
保存配件汇总信息
Returns:
插入的行数
"""
if not summaries:
return 0
conn = self._get_connection()
cursor = conn.cursor()
try:
sql = """
INSERT INTO ai_replenishment_part_summary (
task_no, group_id, dealer_grouping_id, part_code, part_name,
unit, cost_price, total_storage_cnt, total_avg_sales_cnt,
group_current_ratio, total_suggest_cnt, total_suggest_amount,
shop_count, need_replenishment_shop_count, part_decision_reason,
priority, llm_confidence, statistics_date, create_time
) VALUES (
%s, %s, %s, %s, %s, %s, %s, %s, %s, %s,
%s, %s, %s, %s, %s, %s, %s, %s, NOW()
)
"""
values = [
(
s.task_no, s.group_id, s.dealer_grouping_id, s.part_code, s.part_name,
s.unit, float(s.cost_price), float(s.total_storage_cnt),
float(s.total_avg_sales_cnt),
float(s.group_current_ratio) if s.group_current_ratio else None,
s.total_suggest_cnt, float(s.total_suggest_amount),
s.shop_count, s.need_replenishment_shop_count, s.part_decision_reason,
s.priority, s.llm_confidence, s.statistics_date,
)
for s in summaries
]
cursor.executemany(sql, values)
conn.commit()
logger.info(f"保存配件汇总: {cursor.rowcount}条")
return cursor.rowcount
finally:
cursor.close()
def delete_part_summaries_by_task(self, task_no: str) -> int:
"""
删除指定任务的配件汇总
Returns:
删除的行数
"""
conn = self._get_connection()
cursor = conn.cursor()
try:
sql = "DELETE FROM ai_replenishment_part_summary WHERE task_no = %s"
cursor.execute(sql, (task_no,))
conn.commit()
logger.info(f"删除配件汇总: task_no={task_no}, rows={cursor.rowcount}")
return cursor.rowcount
finally:
cursor.close()
def delete_details_by_task(self, task_no: str) -> int:
"""
删除指定任务的补货明细
Returns:
删除的行数
"""
conn = self._get_connection()
cursor = conn.cursor()
try:
sql = "DELETE FROM ai_replenishment_detail WHERE task_no = %s"
cursor.execute(sql, (task_no,))
conn.commit()
logger.info(f"删除补货明细: task_no={task_no}, rows={cursor.rowcount}")
return cursor.rowcount
finally:
cursor.close()
def save_analysis_report(self, report: AnalysisReport) -> int:
"""
保存分析报告（四大板块 JSON 结构）
Returns:
插入的报告ID
"""
conn = self._get_connection()
cursor = conn.cursor()
try:
sql = """
INSERT INTO ai_analysis_report (
task_no, group_id, dealer_grouping_id, dealer_grouping_name,
brand_grouping_id, report_type,
inventory_overview, sales_analysis,
inventory_health, replenishment_summary,
llm_provider, llm_model, llm_tokens, execution_time_ms,
statistics_date, create_time
) VALUES (
%s, %s, %s, %s, %s, %s,
%s, %s, %s, %s,
%s, %s, %s, %s,
%s, NOW()
)
"""
values = (
report.task_no,
report.group_id,
report.dealer_grouping_id,
report.dealer_grouping_name,
report.brand_grouping_id,
report.report_type,
json.dumps(report.inventory_overview, ensure_ascii=False) if report.inventory_overview else None,
json.dumps(report.sales_analysis, ensure_ascii=False) if report.sales_analysis else None,
json.dumps(report.inventory_health, ensure_ascii=False) if report.inventory_health else None,
json.dumps(report.replenishment_summary, ensure_ascii=False) if report.replenishment_summary else None,
report.llm_provider,
report.llm_model,
report.llm_tokens,
report.execution_time_ms,
report.statistics_date,
)
cursor.execute(sql, values)
conn.commit()
report_id = cursor.lastrowid
logger.info(f"保存分析报告: task_no={report.task_no}, id={report_id}")
return report_id
finally:
cursor.close()