fix: show archive chart times in UTC+8 and parse Beijing wall clock

Co-authored-by: Cursor <cursoragent@cursor.com>

hub_symbol_archive_lib.py

@@ -6,9 +6,12 @@ import json
 import os
 import sqlite3
 import time
-from datetime import datetime
+from datetime import datetime, timezone
 from pathlib import Path
 from typing import Any, Callable, Optional
+from zoneinfo import ZoneInfo
+
+CHART_DISPLAY_TZ = ZoneInfo(os.getenv("APP_TIMEZONE", "Asia/Shanghai"))
 
 from hub_ohlcv_lib import (
     TIMEFRAME_MS,
@@ -143,7 +146,8 @@ def _now_ms() -> int:
     return int(time.time() * 1000)
 
 
-def _parse_dt_ms(raw: Any) -> int | None:
+def parse_wall_clock_ms(raw: Any, *, tz: ZoneInfo = CHART_DISPLAY_TZ) -> int | None:
+    """将 YYYY-MM-DD[ HH:MM[:SS]] 按指定时区墙钟解析为 UTC 毫秒（默认 UTC+8）。"""
     if raw in (None, ""):
         return None
     try:
@@ -158,12 +162,22 @@ def _parse_dt_ms(raw: Any) -> int | None:
     for fmt, ln in (("%Y-%m-%d %H:%M:%S", 19), ("%Y-%m-%d %H:%M", 16), ("%Y-%m-%d", 10)):
         try:
             dt = datetime.strptime(s[:ln], fmt)
-            return int(dt.timestamp() * 1000)
+            aware = dt.replace(tzinfo=tz)
+            return int(aware.timestamp() * 1000)
         except ValueError:
             continue
     return None
 
 
+def ms_to_wall_clock_str(ms: int, *, tz: ZoneInfo = CHART_DISPLAY_TZ) -> str:
+    dt = datetime.fromtimestamp(int(ms) / 1000.0, tz=timezone.utc).astimezone(tz)
+    return dt.strftime("%Y-%m-%d %H:%M:%S")
+
+
+def _parse_dt_ms(raw: Any) -> int | None:
+    return parse_wall_clock_ms(raw)
+
+
 def _trade_entry_reason_for_cache(t: dict[str, Any]) -> str:
     for key in ("entry_type", "entry_reason", "reviewed_entry_reason"):
         raw = t.get(key)
@@ -341,13 +355,9 @@ def _enrich_trade_display_fields(out: dict[str, Any]) -> dict[str, Any]:
     if closed_ms:
         out["closed_at_ms"] = int(closed_ms)
     if not out.get("opened_at") and opened_ms:
-        out["opened_at"] = datetime.fromtimestamp(int(opened_ms) / 1000).strftime(
-            "%Y-%m-%d %H:%M:%S"
-        )
+        out["opened_at"] = ms_to_wall_clock_str(int(opened_ms))
     if not out.get("closed_at") and closed_ms:
-        out["closed_at"] = datetime.fromtimestamp(int(closed_ms) / 1000).strftime(
-            "%Y-%m-%d %H:%M:%S"
-        )
+        out["closed_at"] = ms_to_wall_clock_str(int(closed_ms))
     entry_type = display_entry_type_label(out)
     if entry_type and entry_type != "—":
         out["entry_type"] = entry_type