更新数据库文件

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

ft-app/app/engine/lock_strategy.py

@@ -28,6 +28,6 @@ def check_lock(
     return (current_price - open_price) >= lock_threshold
 
 
-def should_meltdown(lock_count: int) -> bool:
+def should_meltdown(lock_count: int, max_locks: int = 3) -> bool:
-    """3锁熔断"""
+    """锁仓次数达到上限时熔断"""
-    return lock_count >= 3
+    return lock_count >= max_locks

ft-app/app/models.py

@@ -95,6 +95,7 @@ class Round(Base):
     id: Mapped[int] = mapped_column(primary_key=True)
     contract_code: Mapped[str] = mapped_column(String(10), index=True)
     daily_hands: Mapped[int] = mapped_column(Integer, default=1)
+    max_locks: Mapped[int] = mapped_column(Integer, default=3)
     status: Mapped[str] = mapped_column(String(20), default="active")
     started_at: Mapped[date] = mapped_column(Date)
 

ft-app/app/routers/positions.py

@@ -139,6 +139,19 @@ def update_lock_price(
     return RedirectResponse("/positions/", status_code=303)
 
 
+@router.post("/{round_id}/max-locks")
+def update_max_locks(
+    round_id: int,
+    max_locks: int = Form(...),
+    db: Session = Depends(get_db),
+):
+    r = db.query(Round).filter(Round.id == round_id).first()
+    if r and r.status == "active" and 1 <= max_locks <= 10:
+        r.max_locks = max_locks
+        db.commit()
+    return RedirectResponse("/positions/", status_code=303)
+
+
 @router.post("/{round_id}/close")
 def close_round(
     request: Request,

ft-app/app/seed.py

@@ -27,8 +27,24 @@ SEED_BARS: list[dict] = [
     {"date": "2026-07-24", "open": 900, "close": 908, "high": 912, "low": 891},
 ]
 
+def _migrate(engine):
+    """Add missing columns to existing tables (SQLite doesn't auto-migrate)."""
+    import sqlite3
+    conn = engine.raw_connection()
+    try:
+        cur = conn.cursor()
+        cur.execute("PRAGMA table_info(rounds)")
+        cols = {row[1] for row in cur.fetchall()}
+        if "max_locks" not in cols:
+            cur.execute("ALTER TABLE rounds ADD COLUMN max_locks INTEGER DEFAULT 3")
+        conn.commit()
+    finally:
+        conn.close()
+
+
 def seed():
     Base.metadata.create_all(bind=engine)
+    _migrate(engine)
     db = SessionLocal()
 
     try:

ft-app/app/templates/positions.html

@@ -58,11 +58,13 @@
     <span class="badge badge-up">{{ round.daily_hands }} 手/天</span>
     <span style="font-size:0.82rem;color:var(--sub);">已开 {{ round.positions|length }} 天</span>
     <span style="font-size:0.82rem;color:var(--sub);">开始 {{ round.started_at }}</span>
-    <span style="font-size:0.82rem;font-weight:600;{% if locks >= 3 %}color:var(--danger-fg);{% endif %}">
+    <span style="font-size:0.82rem;font-weight:600;{% if locks >= round.max_locks %}color:var(--danger-fg);{% endif %}">
-      锁仓 {{ locks }}/3
+      锁仓 {{ locks }}/{{ round.max_locks }}
-      {% if locks >= 3 %} ⚠ 熔断{% endif %}
+      {% if locks >= round.max_locks %} ⚠ 熔断{% endif %}
     </span>
     <span style="margin-left:auto;display:flex;gap:8px;">
+      <button style="background:var(--surface);color:var(--fg);border:1px solid var(--border);padding:3px 12px;border-radius:4px;cursor:pointer;font-size:0.78rem;"
+              onclick="showMaxLocksModal({{ round.id }}, {{ round.max_locks }})">修改锁仓数</button>
       <form method="post" action="/positions/{{ round.id }}/close" style="display:inline;">
         <input type="hidden" name="result" value="profit_taken">
         <button class="btn" style="background:var(--success);color:#fff;font-size:0.78rem;padding:4px 14px;" onclick="confirmDelete(event, '确认 {{ round.contract_code }} 止盈清仓？', this.closest('form').action)">止盈</button>
@@ -179,6 +181,24 @@ function filterContracts() {
       sel.innerHTML += '<option value="' + c + '">' + display + '</option>';
     });
   }
+}
+  function showMaxLocksModal(rid, currentMax) {
+    document.getElementById('maxLocksRid').value = rid;
+    document.getElementById('maxLocksInput').value = currentMax;
+    document.getElementById('maxLocksModal').style.display = 'block';
+    document.getElementById('maxLocksModalOverlay').style.display = 'block';
+    document.getElementById('maxLocksInput').focus();
+  }
+  function hideMaxLocksModal() {
+    document.getElementById('maxLocksModal').style.display = 'none';
+    document.getElementById('maxLocksModalOverlay').style.display = 'none';
+  }
+  function doUpdateMaxLocks() {
+    var rid = document.getElementById('maxLocksRid').value;
+    var fd = new FormData();
+    fd.append('max_locks', document.getElementById('maxLocksInput').value);
+    fetch('/positions/' + rid + '/max-locks', {method:'POST', body:fd})
+      .then(function() { location.reload(); });
   }
   function showLockConfirm(pid, lockPrice) {
     document.getElementById('lockPid').value = pid;
@@ -200,6 +220,20 @@ function filterContracts() {
   }
 </script>
 
+<div id="maxLocksModalOverlay" style="display:none;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:159;" onclick="hideMaxLocksModal()"></div>
+<div id="maxLocksModal" style="display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:24px;z-index:160;width:300px;max-width:90vw;">
+  <h3 style="margin-bottom:16px;">修改锁仓上限</h3>
+  <input type="hidden" id="maxLocksRid">
+  <div class="form-group">
+    <label>锁仓次数上限（熔断阈值）</label>
+    <input type="number" id="maxLocksInput" min="1" max="10" required style="font-size:1rem;text-align:center;font-weight:600;">
+  </div>
+  <div style="display:flex;gap:10px;justify-content:flex-end;margin-top:8px;">
+    <button class="btn" style="background:var(--th-bg);color:var(--fg);" onclick="hideMaxLocksModal()">取消</button>
+    <button class="btn" style="background:var(--accent);color:#fff;" onclick="doUpdateMaxLocks()">确认修改</button>
+  </div>
+</div>
+
 <div id="lockModalOverlay" style="display:none;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:149;" onclick="hideLockModal()"></div>
 <div id="lockModal" style="display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:24px;z-index:150;width:300px;max-width:90vw;">
   <h3 style="margin-bottom:16px;">确认锁仓</h3>