dekun
173f09300b
Background poll builds a memory snapshot; the page reads snapshot and refreshes on SSE instead of hitting heavy exchange APIs on each load. Co-authored-by: Cursor <cursoragent@cursor.com>
82 lines
2.7 KiB
Python
82 lines
2.7 KiB
Python
"""实例数据看板用的轻量期权持仓(无盘口/余额/历史)."""
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from __future__ import annotations
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from typing import Any
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def fetch_light_option_positions_for_dashboard(cfg: dict[str, Any]) -> list[dict[str, Any]]:
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"""
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仅拉期权持仓 + 本地目标/对冲标注,供看板后台聚合.
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不走 build_options_hub_snapshot(避免盘口/余额/历史).
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"""
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if not cfg.get("enabled"):
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return []
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ex = cfg.get("exchange_options")
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ready_fn = cfg.get("options_api_ready")
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if not callable(ready_fn):
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return []
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ok, _reason = ready_fn(ex)
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if not ok:
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return []
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fetch_fn = cfg.get("fetch_option_positions")
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if not callable(fetch_fn):
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return []
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raw = fetch_fn(ex)
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if raw is None:
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return []
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if not raw:
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return []
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from lib.options.options_db import init_options_tables, sum_open_premium_paid
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from lib.options.options_history_lib import enrich_position_row_display
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meta_cache: dict[str, dict[str, Any] | None] = {}
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rows: list[dict[str, Any]] = []
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get_db = cfg.get("get_db")
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if not callable(get_db):
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for p in raw:
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if not isinstance(p, dict):
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continue
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rows.append(enrich_position_row_display(cfg, ex, p, meta_cache=meta_cache))
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return rows
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conn = get_db()
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try:
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init_options_tables(conn)
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try:
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from lib.hedge_plan.hedge_plan_db import active_options_targets_by_inst
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from lib.options.options_target_lib import targets_by_inst
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tgt_map = targets_by_inst(conn)
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hedge_target_map = active_options_targets_by_inst(conn)
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except Exception:
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tgt_map = {}
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hedge_target_map = {}
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for p in raw:
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if not isinstance(p, dict):
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continue
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inst = str(p.get("instId") or "").strip()
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premium_override = sum_open_premium_paid(conn, inst) if inst else None
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row = enrich_position_row_display(
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cfg,
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ex,
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p,
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meta_cache=meta_cache,
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premium_override=premium_override,
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)
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mon = tgt_map.get(str(row.get("inst_id") or ""))
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if mon:
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row["target_index"] = mon.get("target_index")
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row["target_monitor_id"] = mon.get("id")
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row["target_monitor"] = mon
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hedge_target = hedge_target_map.get(str(row.get("inst_id") or ""))
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if hedge_target:
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row["hedge_plan_target"] = hedge_target
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if not mon:
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row["target_index"] = hedge_target.get("target_index")
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rows.append(row)
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finally:
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conn.close()
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return rows
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