feat(linkage): 鞍座改为预备生产位 + 在线改人工触发 + 计划删除

- 上卷鞍座=预备生产位（不生产）；投入生产后离开鞍座、进入生产中并转入物料跟踪，鞍座随即空出
- 在线状态改为人工触发：移动到入口端才变在线，引擎不再自动上线(ensure_online 置空)
- 单卷在产：投入生产时若已有在产卷则拒绝
- 物料跟踪显示在产卷实时进度(客户端外推带头长度/进度条)
- 入口跟踪鞍座卡片改为预备生产展示(去掉进度)
- 计划管理新增删除按钮 + DELETE /plan/{id}(生产中不可删)

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

backend/app/api/plan.py

@@ -115,6 +115,18 @@ async def update_plan(
     return Response.ok(PlanOut.model_validate(plan))
 
 
+@router.delete("/{plan_id}", response_model=Response[dict])
+async def delete_plan(plan_id: int, db: AsyncSession = Depends(get_db), _ = Depends(get_current_user)):
+    result = await db.execute(select(ProductionPlan).where(ProductionPlan.id == plan_id))
+    plan = result.scalar_one_or_none()
+    if not plan:
+        raise HTTPException(status_code=404, detail="计划不存在")
+    if plan.status == "producing":
+        raise HTTPException(status_code=400, detail="生产中的计划不可删除")
+    await db.delete(plan)
+    return Response.ok({"deleted": plan_id})
+
+
 @router.patch("/{plan_id}/confirm", response_model=Response[PlanOut])
 async def confirm_plan(plan_id: int, db: AsyncSession = Depends(get_db), _ = Depends(get_current_user)):
     result = await db.execute(select(ProductionPlan).where(ProductionPlan.id == plan_id))
@@ -171,7 +183,10 @@ async def commit_producing(plan_id: int, db: AsyncSession = Depends(get_db), _ =
     plan = result.scalar_one_or_none()
     if not plan:
         raise HTTPException(status_code=404, detail="计划不存在")
-    await line_service.commit_plan(db, plan)
+    try:
+        await line_service.commit_plan(db, plan)
+    except ValueError as e:
+        raise HTTPException(status_code=400, detail=str(e))
     await db.flush()
     await db.refresh(plan)
     return Response.ok(PlanOut.model_validate(plan))

backend/app/services/line_service.py

@@ -51,9 +51,9 @@ async def place_at_position(db: AsyncSession, plan: ProductionPlan, position: st
     plan.run_speed = 0
     plan.run_length_m = 0
     plan.position = position
-    if plan.status == "producing":
+    # 移动到入口端即变「在线」（人工触发，非自动）
+    if plan.status != "produced":
         plan.status = "online"
-    await ensure_online(db)
 
 
 def _shift_of(dt: datetime) -> str:
@@ -66,70 +66,40 @@ async def _saddle_plan(db: AsyncSession):
 
 
 async def ensure_online(db: AsyncSession):
-    """单卷在产：有卷在上卷鞍座/生产中时不保留在线队首；否则把最早 ready 置为唯一在线。"""
-    res = await db.execute(
-        select(ProductionPlan).where(ProductionPlan.status == "online", ProductionPlan.on_saddle != 1)
-    )
-    online = list(res.scalars())
-
-    # 是否已有在产/在鞍座的卷
-    res2 = await db.execute(
-        select(ProductionPlan).where(
-            (ProductionPlan.status == "producing") | (ProductionPlan.on_saddle == 1)
-        )
-    )
-    active = res2.scalars().first() is not None
-
-    if active:
-        # 正在生产时，不再保留「在线」队首，全部回退 ready，等当前卷完成
-        for p in online:
-            p.status = "ready"
-        return
-
-    if len(online) > 1:
-        online.sort(key=lambda p: (p.plan_date or datetime.max, p.id))
-        for p in online[1:]:
-            p.status = "ready"
-        online = online[:1]
-    if not online:
-        res = await db.execute(
-            select(ProductionPlan)
-            .where(ProductionPlan.status == "ready")
-            .order_by(asc(ProductionPlan.plan_date), asc(ProductionPlan.id))
-            .limit(1)
-        )
-        head = res.scalar_one_or_none()
-        if head:
-            head.status = "online"
+    """在线为人工触发：用户手动「移动到入口」才变在线，引擎不再自动上线。"""
+    return
 
 
 async def move_to_saddle(db: AsyncSession, plan: ProductionPlan):
-    """把计划移动到上卷鞍座：上卷即获得速度 → 生产中。"""
+    """把计划移动到上卷鞍座（预备生产位，尚未生产）。"""
     occupied = await _saddle_plan(db)
     if occupied and occupied.id != plan.id:
-        raise ValueError("上卷鞍座已被占用，请等待当前钢卷生产完成")
-    now = datetime.now()
+        raise ValueError("上卷鞍座已有预备卷，请先投入生产或移走")
     plan.on_saddle = 1
     plan.position = SADDLE_NAME
-    plan.saddle_at = now
+    plan.saddle_at = datetime.now()
+    plan.run_started_at = None
+    plan.run_speed = 0
+    plan.run_length_m = 0
     if plan.status != "produced":
-        plan.run_started_at = now
-        plan.run_speed = SIM_SPEED_M_MIN
-        plan.run_length_m = 0
-        plan.status = "producing"
+        plan.status = "online"   # 在鞍座预备（待投入生产）
     await ensure_online(db)
 
 
 async def commit_plan(db: AsyncSession, plan: ProductionPlan):
-    """投入生产（兜底）：鞍座计划置为生产中。"""
-    if plan.on_saddle != 1:
-        await move_to_saddle(db, plan)
-        return
-    if plan.run_started_at is None:
-        plan.run_started_at = datetime.now()
+    """投入生产：鞍座预备卷进入生产中，离开鞍座进入产线（物料跟踪）。"""
+    res = await db.execute(select(ProductionPlan).where(ProductionPlan.status == "producing"))
+    if res.scalars().first() is not None:
+        raise ValueError("产线已有钢卷在生产，请等待当前卷完成")
+    now = datetime.now()
+    plan.on_saddle = 0          # 离开上卷鞍座
+    plan.position = None
+    plan.saddle_at = None
+    plan.run_started_at = now
     plan.run_speed = SIM_SPEED_M_MIN
+    plan.run_length_m = 0
     plan.status = "producing"
-    await ensure_online(db)
+    await ensure_online(db)     # 鞍座空出 → 队首自动上线
 
 
 async def _produce(db: AsyncSession, plan: ProductionPlan):
@@ -183,17 +153,17 @@ async def _produce(db: AsyncSession, plan: ProductionPlan):
     logger.info(f"生产完成并产生实绩: {plan.cold_coil_no or plan.plan_no}")
 
 
-async def advance_saddle(db: AsyncSession):
-    """推进鞍座计划：累计带头长度到 2000m → 生产完成。"""
-    plan = await _saddle_plan(db)
-    if not plan:
+async def advance_production(db: AsyncSession):
+    """推进产线在产卷（已离开鞍座）：累计带头长度到 2000m → 生产完成。"""
+    res = await db.execute(select(ProductionPlan).where(ProductionPlan.status == "producing"))
+    plan = res.scalars().first()
+    if not plan or not plan.run_started_at:
         return
     now = datetime.now()
-    if plan.status == "producing" and plan.run_started_at:
-        elapsed = (now - plan.run_started_at).total_seconds()
-        plan.run_length_m = min(TARGET_LENGTH_M, (plan.run_speed or 0) / 60.0 * elapsed)
-        if plan.run_length_m >= TARGET_LENGTH_M:
-            await _produce(db, plan)
+    elapsed = (now - plan.run_started_at).total_seconds()
+    plan.run_length_m = min(TARGET_LENGTH_M, (plan.run_speed or 0) / 60.0 * elapsed)
+    if plan.run_length_m >= TARGET_LENGTH_M:
+        await _produce(db, plan)
 
 
 async def _get_line_state(db: AsyncSession) -> LineState:
@@ -243,9 +213,8 @@ async def detect_downtime(db: AsyncSession):
 
 
 async def tick(db: AsyncSession):
-    """引擎单步：上线 + 推进鞍座 + 停机检测。"""
-    await ensure_online(db)
-    await advance_saddle(db)
+    """引擎单步：推进在产卷 + 停机检测（在线为人工触发，不自动上线）。"""
+    await advance_production(db)
     await detect_downtime(db)
 
 

frontend/src/api/index.js

@@ -19,6 +19,7 @@ export const updateProductionRecord = (id, data) => request.put(`/production/${i
 export const getPlans = params => request.get('/plan/', { params })
 export const createPlan = data => request.post('/plan/', data)
 export const updatePlan = (id, data) => request.put(`/plan/${id}`, data)
+export const deletePlan = id => request.delete(`/plan/${id}`)
 export const confirmPlan = id => request.patch(`/plan/${id}/confirm`)
 export const startProducing = id => request.patch(`/plan/${id}/start`)   // 移动到上卷鞍座(兼容)
 export const moveToSaddle = id => request.patch(`/plan/${id}/start`)

frontend/src/views/EntryTracking.vue

@@ -5,9 +5,9 @@
     <div class="card">
       <div class="card-header">
         入口跟踪
-        <span class="ch-badge">{{ saddle ? '生产：' + statusLabel(saddle.status) : '鞍座空闲' }}</span>
+        <span class="ch-badge">{{ saddle ? '上卷鞍座：预备生产' : '上卷鞍座：空闲' }}</span>
         <span style="margin-left:auto;display:flex;gap:8px;align-items:center;">
-          <button v-if="saddle && saddle.status !== 'producing'" class="btn btn-primary" @click="commit(saddle)">投入生产</button>
+          <button v-if="saddle" class="btn btn-primary" @click="commit(saddle)">投入生产</button>
           <button class="btn btn-outline" @click="refreshAll">刷新</button>
         </span>
       </div>
@@ -38,28 +38,24 @@
           </div>
         </div>
 
-        <!-- 下方：单个上卷鞍座（唯一进入生产的工位） -->
+        <!-- 下方：单个上卷鞍座（预备生产位；投入生产后离开鞍座进入物料跟踪） -->
         <div :class="['pos-cell', 'saddle-cell', { filled: !!saddle }]">
-          <div class="pos-title saddle-title">上卷鞍座<span class="st-tag">生产工位</span></div>
+          <div class="pos-title saddle-title">上卷鞍座<span class="st-tag">预备生产位</span></div>
           <div v-if="saddle" class="saddle-body">
             <div class="sb-info">
               <span><i>冷卷号</i>{{ saddle.cold_coil_no || saddle.plan_no }}</span>
+              <span><i>热卷号</i>{{ saddle.hot_coil_no || '—' }}</span>
               <span><i>钢种</i>{{ saddle.steel_grade || '—' }}</span>
               <span><i>规格</i>{{ fmt(saddle.product_thickness, 2) }}×{{ fmt(saddle.product_width, 0) }}</span>
               <span><i>来料重[t]</i>{{ fmt(saddle.incoming_weight, 3) }}</span>
               <span><i>轧制模式</i>{{ saddle.rolling_mode || '—' }}</span>
-              <span><i>状态</i><b :class="badgeOf(saddle.status)" style="padding:0 6px;border-radius:2px;">{{ statusLabel(saddle.status) }}</b></span>
             </div>
-            <div class="sb-run">
-              <div class="sb-metric"><span class="m-v">{{ fmt(saddle.run_speed, 0) }}</span><span class="m-u">m/min</span></div>
-              <div class="sb-metric"><span class="m-v">{{ fmt(saddle.run_length_m, 0) }}</span><span class="m-u">/ {{ TARGET }} m</span></div>
-              <div class="sb-prog">
-                <div class="prog-bar-wrap" style="height:9px;"><div class="prog-bar-fill" :style="{ width: progPct(saddle) + '%', background: progColor(saddle) }"></div></div>
-                <span class="sb-pct">{{ progPct(saddle).toFixed(1) }}%</span>
-              </div>
+            <div class="sb-stage">
+              <span class="badge badge-yellow">预备生产</span>
+              <span class="sb-hint">点击右上「投入生产」→ 进入生产中并转入物料跟踪</span>
             </div>
           </div>
-          <div v-else class="pos-empty">空闲 — 移动计划到「上卷鞍座」开始生产</div>
+          <div v-else class="pos-empty">空闲 — 把在线计划移动到「上卷鞍座」预备生产</div>
         </div>
       </div>
     </div>
@@ -203,8 +199,8 @@ export default {
     async commit(p) {
       try {
         await commitProducing(p.id)
-        this.$message.success('已投入生产')
-        this.fetchSaddle()
+        this.$message.success('已投入生产，转入物料跟踪')
+        this.refreshAll()
       } catch (e) {
         this.$message.error(e?.response?.data?.detail || '操作失败')
       }
@@ -252,12 +248,9 @@ export default {
   span { font-size: 12px; color: $text-primary; font-family: $font-mono; font-weight: 600; display: flex; gap: 6px;
     i { color: $text-muted; font-style: normal; font-family: $font-main; font-weight: 400; min-width: 56px; } }
 }
-.sb-run { display: flex; align-items: center; gap: 16px; border-left: 1px solid $border; padding-left: 16px; }
-.sb-metric { display: flex; flex-direction: column; line-height: 1.1;
-  .m-v { font-size: 22px; font-family: $font-mono; font-weight: 700; color: $sms-teal; }
-  .m-u { font-size: 10px; color: $text-muted; } }
-.sb-prog { flex: 1; display: flex; flex-direction: column; gap: 5px;
-  .sb-pct { font-size: 11px; font-family: $font-mono; font-weight: 700; color: $sms-teal; text-align: right; } }
+.sb-stage { display: flex; flex-direction: column; align-items: center; gap: 8px; justify-content: center;
+  border-left: 1px solid $border; padding-left: 16px;
+  .sb-hint { font-size: 11px; color: $text-muted; text-align: center; } }
 
 .action-link { color: $accent-green; cursor: pointer; font-size: 12px; &:hover { text-decoration: underline; } }
 

frontend/src/views/Material.vue

@@ -45,7 +45,12 @@
           <span class="kv-label">冷卷号</span><span class="kv-value">{{ producingPlan.cold_coil_no || producingPlan.plan_no }}</span>
           <span class="kv-label">钢种</span><span class="kv-value">{{ producingPlan.steel_grade || '—' }}</span>
           <span class="kv-label">规格</span><span class="kv-value">{{ fmt(producingPlan.product_thickness) }}×{{ fmt(producingPlan.product_width, 0) }}</span>
-          <span class="kv-label">分卷</span><span class="kv-value">{{ producingPlan.split_count || 1 }}</span>
+          <span class="kv-label">线速度</span><span class="kv-value">{{ fmt(producingPlan.run_speed, 0) }}<span class="kv-unit"> m/min</span></span>
+          <span class="kv-label">带头</span><span class="kv-value">{{ fmt(prodLength, 0) }}<span class="kv-unit"> / 2000 m</span></span>
+          <div class="prog-bar-wrap" style="flex:1;min-width:120px;height:8px;">
+            <div class="prog-bar-fill" :style="{ width: prodPct + '%', background: prodPct >= 100 ? 'var(--accent-green)' : 'var(--sms-teal)' }"></div>
+          </div>
+          <span class="kv-value">{{ prodPct.toFixed(0) }}%</span>
         </div>
         <table class="data-table compact" v-if="onlinePlans.length">
           <thead><tr><th>冷卷号</th><th>钢种</th><th>厚度</th><th>宽度</th><th>分卷</th><th>下达时间</th><th>操作</th></tr></thead>
@@ -380,6 +385,8 @@ export default {
   data() {
     return {
       l1Online: false,
+      now: Date.now(),
+      prodBase: null,   // { id, len, at, speed } 用于客户端平滑外推生产进度
       current: { coil_no: '26053552', speed: 95.0 },
       prev_coil_no: '26053551',
       weld: { position: 0.08 },
@@ -428,8 +435,18 @@ export default {
     }
   },
   computed: {
-    onlinePlans() { return this.plans.filter(p => p.status === 'online') },
+    onlinePlans() { return this.plans.filter(p => p.status === 'online' && p.on_saddle !== 1) },
     producingPlan() { return this.plans.find(p => p.status === 'producing') || null },
+    prodLength() {
+      const p = this.producingPlan
+      if (!p) return 0
+      const b = this.prodBase
+      if (b && b.id === p.id) {
+        return Math.min(2000, b.len + b.speed / 60 * Math.max(0, (this.now - b.at) / 1000))
+      }
+      return p.run_length_m || 0
+    },
+    prodPct() { return this.producingPlan ? Math.max(0, Math.min(100, this.prodLength / 2000 * 100)) : 0 },
     equipments() {
       const n = EQUIPMENTS.length
       const xStart = 50, xEnd = 1850
@@ -540,10 +557,10 @@ export default {
       try {
         const res = await getPlans({ page: 1, page_size: 50 })
         this.plans = res.data.items || []
-        // 把生产中的卷号同步到产线显示
-        if (this.producingPlan && this.producingPlan.cold_coil_no) {
-          this.current.coil_no = this.producingPlan.cold_coil_no
-        }
+        // 把生产中的卷号同步到产线显示 + 记录进度外推基准
+        const pp = this.producingPlan
+        if (pp && pp.cold_coil_no) this.current.coil_no = pp.cold_coil_no
+        this.prodBase = pp ? { id: pp.id, len: pp.run_length_m || 0, at: Date.now(), speed: pp.run_speed || 0 } : null
       } catch (e) { /* ignore */ }
     },
     async movePlan(p) {
@@ -623,6 +640,7 @@ export default {
       return { coil, gap, speed, aux }
     },
     tick() {
+      this.now = Date.now()
       this.weld.position = (this.weld.position + 0.012) % 1
       // 新一卷开始时滚动卷号
       if (this.weld.position < 0.012) {

frontend/src/views/Plan.vue

@@ -78,8 +78,10 @@
               <td><span :class="['badge', statusBadge(row.status)]">{{ statusLabel(row.status) }}</span></td>
               <td @click.stop>
                 <span class="action-link" @click="openDialog(row)">编辑</span>
-                <span v-if="row.status === 'online' || row.status === 'ready'"
+                <span v-if="row.status === 'ready' || row.status === 'online'"
                       class="action-link" style="color:var(--accent-green)" @click="openMove(row)">移动</span>
+                <span v-if="row.status !== 'producing'"
+                      class="action-link" style="color:var(--accent-red)" @click="removeRow(row)">删除</span>
               </td>
             </tr>
             <tr v-if="!tableData.length && !loading">
@@ -268,7 +270,7 @@
 </template>
 
 <script>
-import { getPlans, createPlan, updatePlan, confirmPlan as apiConfirm, movePlan, getLastPlanTemplate } from '@/api'
+import { getPlans, createPlan, updatePlan, deletePlan, confirmPlan as apiConfirm, movePlan, getLastPlanTemplate } from '@/api'
 
 const SADDLE = '上卷鞍座'
 const POSITIONS = [
@@ -381,6 +383,17 @@ export default {
       this.$message.success('已上线')
       this.fetchData()
     },
+    async removeRow(row) {
+      if (!confirm(`确认删除计划 ${row.cold_coil_no || row.plan_no}？`)) return
+      try {
+        await deletePlan(row.id)
+        this.$message.success('已删除')
+        if (this.selectedRow && this.selectedRow.id === row.id) this.selectedRow = null
+        this.fetchData()
+      } catch (e) {
+        this.$message.error(e?.response?.data?.detail || '删除失败')
+      }
+    },
     openMove(row) {
       this.moveDialog = { visible: true, plan: row, target: row.position || '' }
     },