币本位开仓:张数留手续费缓冲，延长买币落账等待并修正51008文案

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-08-20 13:24:54 +08:00
parent ed3f4898dd
commit 9f3360e968
3 changed files with 20 additions and 5 deletions
@@ -143,12 +143,14 @@ def calc_sheets_from_coin_balance(
    mult = float(ct_mult or 0.01)
    need = max(1, int(min_sz or 1))
    coin = max(0.0, float(coin_available or 0))
+    # 留一点手续费/精度缓冲,避免算满张后下单 51008
+    coin_eff = coin * 0.97
    if ask <= 0 or mult <= 0:
        return {"ok": False, "msg": "卖一价无效", "sheets": 0, "coin_premium": 0.0}
    per_sheet = ask * mult
    if per_sheet <= 0:
        return {"ok": False, "msg": "无法计算单张权利金(币)", "sheets": 0, "coin_premium": 0.0}
-    sheets = int(math.floor((coin / per_sheet) + 1e-12))
+    sheets = int(math.floor((coin_eff / per_sheet) + 1e-12))
    if sheets < need:
        return {
            "ok": False,