"""RIIN 近期同步:拉取最近 N 天订单(默认 7 天,1~90)。

对应 riin-recent-sync。from = startOfDay(now - N days),to = now。
"""

from __future__ import annotations

from datetime import datetime, timedelta

from prefect import flow, task

from flows.riin._pipeline import sync_riin_records
from flows.shared import (
    SyncDB, build_stats_rows, create_riin_client, emit_sync_summary,
    fetch_riin_all_pages, format_date, start_of_day,
)


@task(retries=3, retry_delay_seconds=[3, 6, 9])
def extract_orders(params: dict) -> list:
    client = create_riin_client()
    try:
        return fetch_riin_all_pages(client, params)
    finally:
        client.close()


@task
def upsert_records(raw_orders: list) -> dict:
    client = create_riin_client()
    try:
        return sync_riin_records(raw_orders, client, SyncDB())
    finally:
        client.close()


@flow(name="riin-recent-sync", log_prints=True)
def riin_recent_sync(recent_days: int = 7) -> dict:
    days = min(max(recent_days, 1), 90)
    now = datetime.now()
    from_dt = start_of_day(now - timedelta(days=days))

    params = {
        "time_type": 3,
        "start_time": format_date(from_dt),
        "end_time": format_date(now),
        "page_size": 200,
    }
    print(f"RIIN 近期同步 近 {days} 天 {params['start_time']} ~ {params['end_time']}")
    raw = extract_orders(params)
    stats = upsert_records(raw)
    print(f"完成: 订单 {stats['orderCount']} / 商品 {stats['goodsCount']}")
    emit_sync_summary("RIIN 近期同步", build_stats_rows("RIIN", stats, [("近N天", days), ("时间范围", f"{params['start_time']} ~ {params['end_time']}")]))
    return {"syncRange": {"from": params["start_time"], "to": params["end_time"]}, "recentDays": days, **stats}


if __name__ == "__main__":
    riin_recent_sync.serve(name="riin-recent-sync", cron="30 * * * *")