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xiaobaifupan/app/backend/features/market/insights_auction_data.py
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319 lines
12 KiB
Python

from __future__ import annotations
import copy
from datetime import datetime, time as dt_time, timedelta
from typing import Any
from backend.data.numbers import non_nan_number as _number
from backend.data.providers.ifind_client import IfindError
from backend.data.providers.tushare_client import TushareError
from backend.features.market.insights_context import CHINA_TIMEZONE, _display_date
class MarketAuctionDataMixin:
def _auction_session(self, requested_date: str, trade_date: str) -> dict[str, Any]:
now = self._now_provider()
if now.tzinfo is None:
now = now.replace(tzinfo=CHINA_TIMEZONE)
else:
now = now.astimezone(CHINA_TIMEZONE)
requested = str(requested_date or "").replace("-", "")
today = now.strftime("%Y%m%d")
if requested != today or trade_date != today:
return {
"phase": "archive",
"actionable": False,
"next_transition_at": "",
}
local_time = now.time().replace(tzinfo=None)
transitions = (
(dt_time(9, 15), "pending", dt_time(9, 15)),
(dt_time(9, 25), "observing", dt_time(9, 25)),
(dt_time(9, 30), "selection", dt_time(9, 30)),
)
for boundary, phase, next_boundary in transitions:
if local_time < boundary:
transition = now.replace(
hour=next_boundary.hour,
minute=next_boundary.minute,
second=0,
microsecond=0,
)
return {
"phase": phase,
"actionable": phase == "selection",
"next_transition_at": transition.isoformat(timespec="seconds"),
}
return {
"phase": "finalized",
"actionable": False,
"next_transition_at": "",
}
def _auction_amount_history(self, trade_date: str) -> list[dict[str, Any]]:
dates = self.database.auction_factor_dates(trade_date, 10)
stock_list_dates = {
str(item.get("ts_code") or ""): str(item.get("list_date") or "")
for item in self.database.list_stock_master()
if item.get("ts_code")
}
history = []
for current_date in dates:
rows = [
row for row in self.database.auction_factors_for_date(current_date)
if (
str(row.get("ts_code") or "") in stock_list_dates
and (
not stock_list_dates[str(row.get("ts_code") or "")]
or stock_list_dates[str(row.get("ts_code") or "")] < current_date
)
)
]
history.append(
{
"trade_date": _display_date(current_date),
"amount_billion": round(sum(_number(row.get("amount")) for row in rows) / 100_000_000, 2),
"stock_count": len(rows),
}
)
return history
def _ensure_auction_amount_history(self, trade_date: str, target_days: int = 10) -> None:
existing = set(self.database.auction_factor_dates(trade_date, target_days + 5))
if len(existing) >= target_days:
return
end = datetime.strptime(trade_date, "%Y%m%d")
start = (end - timedelta(days=35)).strftime("%Y%m%d")
try:
calendar = self.client.query(
"trade_cal",
{
"exchange": "SSE",
"start_date": start,
"end_date": trade_date,
"is_open": 1,
},
"cal_date,is_open",
)
except TushareError:
return
dates = sorted(
str(item.get("cal_date") or "")
for item in calendar
if int(_number(item.get("is_open"))) == 1 and item.get("cal_date")
)[-target_days:]
for current_date in dates:
if current_date in existing:
continue
try:
rows = self.client.query(
"stk_auction",
{"trade_date": current_date},
"ts_code,trade_date,vol,price,amount,pre_close,turnover_rate,volume_ratio,float_share",
)
except TushareError:
break
if rows:
self.database.upsert_auction_factors(rows)
existing.add(current_date)
def _with_auction_watchlist(
self,
result: dict[str, Any],
trade_date: str,
user_id: int,
) -> dict[str, Any]:
personalized = copy.deepcopy(result)
if not user_id:
personalized["watchlist_rows"] = []
personalized["watchlist_missing_count"] = 0
return personalized
watched = self.database.list_watchlist(user_id)
if not watched:
personalized["watchlist_rows"] = []
personalized["watchlist_missing_count"] = 0
return personalized
public_rows = {
str(item.get("code") or ""): item
for item in (
list(personalized.get("rows") or [])
+ list(personalized.get("one_price_rows") or [])
)
}
factors = {
str(item.get("ts_code") or "").split(".")[0]: item
for item in self.database.auction_factors_for_date(trade_date)
}
master = {
str(item.get("ts_code") or "").split(".")[0]: item
for item in self.database.list_stock_master()
}
rows = []
missing = 0
for item in watched:
code = str(item.get("code") or "")
if code in public_rows:
rows.append({**public_rows[code], "is_watchlist": True})
continue
factor = factors.get(code)
if not factor:
missing += 1
rows.append(
{
"code": code,
"name": str(item.get("name") or "--"),
"sector": str(item.get("sector") or "其他"),
"available": False,
"is_watchlist": True,
}
)
continue
stock = master.get(code, {})
price = _number(factor.get("price"))
pre_close = _number(factor.get("pre_close"))
change = (price / pre_close - 1) * 100 if price > 0 and pre_close > 0 else 0
row = {
"code": code,
"ts_code": str(factor.get("ts_code") or ""),
"name": str(item.get("name") or stock.get("name") or "--"),
"sector": str(item.get("sector") or stock.get("industry") or "其他"),
"price": round(price, 2),
"pre_close": round(pre_close, 2),
"change": round(change, 2),
"amount_million": round(_number(factor.get("amount")) / 1_000_000, 2),
"turnover_rate": round(_number(factor.get("turnover_rate")), 4),
"volume_ratio": round(_number(factor.get("volume_ratio")), 2),
"candidate_sources": ["我的自选"],
"source_label": "我的自选",
"prior_streak": 0,
"concepts": [],
"expected_change": 0.0,
"core_tags": [],
"is_market_core": False,
"is_watchlist": True,
"available": True,
}
actual_strength = change + self._auction_confirmation(row)
row["actual_strength"] = round(actual_strength, 2)
row["expectation"] = self._expectation_label(actual_strength, 0.0)
row["attention_score"] = self._attention_score(row, 0.0, [], ["我的自选"], 0, False)
direction = "高于" if change > 0 else "低于" if change < 0 else "贴合"
row["expectation_reason"] = f"自选观察;竞价涨幅{direction}个人观察基准{abs(change):.1f}个百分点,量比{row['volume_ratio']:.2f}"
rows.append(row)
rows.sort(
key=lambda row: (bool(row.get("available", True)), _number(row.get("attention_score"))),
reverse=True,
)
personalized["watchlist_rows"] = rows
personalized["watchlist_missing_count"] = missing
return personalized
def _dynamic_auction_rows(
self,
trade_date: str,
baseline_date: str,
user_id: int,
) -> list[dict[str, Any]]:
if not self.ifind or not self.ifind.configured:
return []
master = self._stock_master()
placeholders = [
{
"code": str(item.get("code") or ts_code.split(".")[0]),
"ts_code": ts_code,
"name": str(item.get("name") or "--"),
"sector": str(item.get("industry") or "其他"),
}
for ts_code, item in master.items()
]
candidates, _, _ = self._auction_candidates(placeholders, baseline_date)
selected_codes = {
str(item.get("ts_code") or "")
for item in candidates
if item.get("ts_code")
}
if user_id:
watched = {str(item.get("code") or "") for item in self.database.list_watchlist(user_id)}
selected_codes.update(
ts_code for ts_code in master if ts_code.split(".")[0] in watched
)
selected_codes.discard("")
if not selected_codes:
return []
display_date = _display_date(trade_date)
now = self._now_provider()
if now.tzinfo is None:
now = now.replace(tzinfo=CHINA_TIMEZONE)
else:
now = now.astimezone(CHINA_TIMEZONE)
end_time = min(now.time().replace(tzinfo=None), dt_time(9, 25))
end_stamp = f"{display_date} {end_time.strftime('%H:%M:%S')}"
start_stamp = f"{display_date} 09:15:00"
snapshot_rows: list[dict[str, Any]] = []
ordered_codes = sorted(selected_codes)
for index in range(0, len(ordered_codes), 80):
try:
snapshot_rows.extend(
self.ifind.snapshots(
ordered_codes[index:index + 80],
[
"latest", "volume", "amount", "preClose",
"bid1", "bidSize1", "ask1", "askSize1",
],
start_stamp,
end_stamp,
cache_ttl=8,
)
)
except IfindError:
continue
latest: dict[str, dict[str, Any]] = {}
for row in snapshot_rows:
ts_code = str(row.get("thscode") or "")
previous = latest.get(ts_code) or {}
if (
ts_code
and _number(row.get("latest")) > 0
and str(row.get("time") or "") >= str(previous.get("time") or "")
):
latest[ts_code] = row
prior_factors = {
str(item.get("ts_code") or ""): item
for item in self.database.auction_factors_for_date(baseline_date)
}
normalized = []
for ts_code, row in latest.items():
price = _number(row.get("latest"))
pre_close = _number(row.get("preClose"))
volume = _number(row.get("volume"))
bid_size = _number(row.get("bidSize1"))
ask_size = _number(row.get("askSize1"))
if volume <= 0 and bid_size > 0 and ask_size > 0:
volume = min(bid_size, ask_size)
amount = _number(row.get("amount"))
if amount <= 0 and price > 0 and volume > 0:
amount = price * volume
prior_volume = _number((prior_factors.get(ts_code) or {}).get("vol"))
normalized.append(
{
"ts_code": ts_code,
"trade_date": trade_date,
"vol": volume,
"price": price,
"amount": amount,
"pre_close": pre_close,
"turnover_rate": 0,
"volume_ratio": volume / prior_volume if prior_volume > 0 else 0,
"float_share": 0,
"bid_size1": bid_size,
"ask_size1": ask_size,
"snapshot_time": str(row.get("time") or ""),
"dynamic": True,
}
)
return normalized