feat: 购油方案 — 会员请求+老师定制+购油清单

后端:
- oil_plans/oil_plan_recipes 表
- 7个API: teachers列表、方案CRUD、配方增删、购油清单计算
- 购油清单自动算月消耗、瓶数、费用，交叉比对库存

前端:
- 会员端(库存页): 请求方案→选老师→描述需求；查看购油清单
- 老师端(用户管理): 接收请求→选配方+频率→激活方案
- plans store 管理状态

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

backend/database.py

@@ -245,6 +245,24 @@ def init_db():
     if "en_name" not in cols:
         c.execute("ALTER TABLE recipes ADD COLUMN en_name TEXT DEFAULT ''")
 
+    # Oil plans
+    c.execute("""CREATE TABLE IF NOT EXISTS oil_plans (
+        id INTEGER PRIMARY KEY AUTOINCREMENT,
+        user_id INTEGER NOT NULL,
+        teacher_id INTEGER,
+        title TEXT DEFAULT '',
+        health_desc TEXT DEFAULT '',
+        status TEXT NOT NULL DEFAULT 'pending',
+        created_at TEXT DEFAULT (datetime('now'))
+    )""")
+    c.execute("""CREATE TABLE IF NOT EXISTS oil_plan_recipes (
+        id INTEGER PRIMARY KEY AUTOINCREMENT,
+        plan_id INTEGER NOT NULL REFERENCES oil_plans(id) ON DELETE CASCADE,
+        recipe_name TEXT NOT NULL,
+        ingredients TEXT NOT NULL DEFAULT '[]',
+        times_per_month INTEGER NOT NULL DEFAULT 1
+    )""")
+
     # Seed admin user if no users exist
     count = c.execute("SELECT COUNT(*) FROM users").fetchone()[0]
     if count == 0:

backend/main.py

@@ -1583,6 +1583,191 @@ def recipes_by_inventory(user=Depends(get_current_user)):
     return result
 
 
+# ── Oil Plans (purchase plans) ─────────────────────────
+@app.get("/api/teachers")
+def list_teachers(user=Depends(get_current_user)):
+    conn = get_db()
+    rows = conn.execute(
+        "SELECT id, display_name, username FROM users WHERE role IN ('senior_editor', 'admin') ORDER BY id"
+    ).fetchall()
+    conn.close()
+    return [{"id": r["id"], "display_name": r["display_name"] or r["username"], "username": r["username"]} for r in rows]
+
+
+@app.get("/api/oil-plans")
+def list_oil_plans(user=Depends(get_current_user)):
+    if not user.get("id"):
+        return []
+    conn = get_db()
+    if user["role"] in ("senior_editor", "admin"):
+        plans = conn.execute(
+            "SELECT p.*, u.display_name as user_name, u.username "
+            "FROM oil_plans p LEFT JOIN users u ON p.user_id = u.id "
+            "WHERE p.teacher_id = ? OR p.user_id = ? ORDER BY p.created_at DESC",
+            (user["id"], user["id"])
+        ).fetchall()
+    else:
+        plans = conn.execute(
+            "SELECT p.*, u.display_name as teacher_name "
+            "FROM oil_plans p LEFT JOIN users u ON p.teacher_id = u.id "
+            "WHERE p.user_id = ? ORDER BY p.created_at DESC", (user["id"],)
+        ).fetchall()
+    result = []
+    for p in plans:
+        d = dict(p)
+        recipes = conn.execute(
+            "SELECT id, recipe_name, ingredients, times_per_month FROM oil_plan_recipes WHERE plan_id = ?",
+            (p["id"],)
+        ).fetchall()
+        d["recipes"] = [{"id": r["id"], "recipe_name": r["recipe_name"],
+                         "ingredients": json.loads(r["ingredients"]), "times_per_month": r["times_per_month"]} for r in recipes]
+        result.append(d)
+    conn.close()
+    return result
+
+
+@app.post("/api/oil-plans", status_code=201)
+def create_oil_plan(body: dict, user=Depends(get_current_user)):
+    if not user.get("id"):
+        raise HTTPException(403, "请先登录")
+    health_desc = body.get("health_desc", "").strip()
+    teacher_id = body.get("teacher_id")
+    # Teacher/admin can create plan for a user directly
+    target_user_id = body.get("user_id") if user["role"] in ("senior_editor", "admin") else None
+    if not teacher_id:
+        raise HTTPException(400, "请选择老师")
+    conn = get_db()
+    c = conn.cursor()
+    plan_user_id = target_user_id or user["id"]
+    c.execute("INSERT INTO oil_plans (user_id, teacher_id, health_desc) VALUES (?, ?, ?)",
+              (plan_user_id, teacher_id, health_desc))
+    plan_id = c.lastrowid
+    who = user.get("display_name") or user["username"]
+    conn.execute(
+        "INSERT INTO notifications (target_role, title, body, target_user_id) VALUES (?, ?, ?, ?)",
+        ("admin", "📋 新方案请求", f"{who}：{health_desc[:50]}", teacher_id)
+    )
+    conn.commit()
+    conn.close()
+    return {"id": plan_id}
+
+
+@app.put("/api/oil-plans/{plan_id}")
+def update_oil_plan(plan_id: int, body: dict, user=Depends(get_current_user)):
+    conn = get_db()
+    plan = conn.execute("SELECT * FROM oil_plans WHERE id = ?", (plan_id,)).fetchone()
+    if not plan:
+        conn.close()
+        raise HTTPException(404, "方案不存在")
+    if plan["teacher_id"] != user["id"] and user["role"] != "admin":
+        conn.close()
+        raise HTTPException(403, "无权操作")
+    if "title" in body:
+        conn.execute("UPDATE oil_plans SET title = ? WHERE id = ?", (body["title"], plan_id))
+    if "status" in body:
+        old_status = plan["status"]
+        conn.execute("UPDATE oil_plans SET status = ? WHERE id = ?", (body["status"], plan_id))
+        if body["status"] == "active" and old_status != "active":
+            teacher_name = user.get("display_name") or user["username"]
+            conn.execute(
+                "INSERT INTO notifications (target_role, title, body, target_user_id) VALUES (?, ?, ?, ?)",
+                ("viewer", "🎉 你的购油方案已就绪", f"{teacher_name}老师已为你定制好方案，去库存页查看！", plan["user_id"])
+            )
+    conn.commit()
+    conn.close()
+    return {"ok": True}
+
+
+@app.post("/api/oil-plans/{plan_id}/recipes", status_code=201)
+def add_plan_recipe(plan_id: int, body: dict, user=Depends(get_current_user)):
+    conn = get_db()
+    plan = conn.execute("SELECT * FROM oil_plans WHERE id = ?", (plan_id,)).fetchone()
+    if not plan:
+        conn.close()
+        raise HTTPException(404, "方案不存在")
+    if plan["teacher_id"] != user["id"] and user["role"] != "admin":
+        conn.close()
+        raise HTTPException(403, "无权操作")
+    recipe_name = body.get("recipe_name", "").strip()
+    ingredients = body.get("ingredients", [])
+    times = body.get("times_per_month", 1)
+    if not recipe_name or not ingredients:
+        conn.close()
+        raise HTTPException(400, "配方名和成分不能为空")
+    c = conn.cursor()
+    c.execute("INSERT INTO oil_plan_recipes (plan_id, recipe_name, ingredients, times_per_month) VALUES (?, ?, ?, ?)",
+              (plan_id, recipe_name, json.dumps(ingredients, ensure_ascii=False), times))
+    conn.commit()
+    rid = c.lastrowid
+    conn.close()
+    return {"id": rid}
+
+
+@app.delete("/api/oil-plans/{plan_id}/recipes/{recipe_id}")
+def remove_plan_recipe(plan_id: int, recipe_id: int, user=Depends(get_current_user)):
+    conn = get_db()
+    plan = conn.execute("SELECT * FROM oil_plans WHERE id = ?", (plan_id,)).fetchone()
+    if not plan:
+        conn.close()
+        raise HTTPException(404)
+    if plan["teacher_id"] != user["id"] and user["role"] != "admin":
+        conn.close()
+        raise HTTPException(403)
+    conn.execute("DELETE FROM oil_plan_recipes WHERE id = ? AND plan_id = ?", (recipe_id, plan_id))
+    conn.commit()
+    conn.close()
+    return {"ok": True}
+
+
+@app.get("/api/oil-plans/{plan_id}/shopping-list")
+def plan_shopping_list(plan_id: int, user=Depends(get_current_user)):
+    if not user.get("id"):
+        raise HTTPException(403, "请先登录")
+    conn = get_db()
+    plan = conn.execute("SELECT * FROM oil_plans WHERE id = ?", (plan_id,)).fetchone()
+    if not plan:
+        conn.close()
+        raise HTTPException(404)
+    if plan["user_id"] != user["id"] and plan["teacher_id"] != user["id"] and user["role"] != "admin":
+        conn.close()
+        raise HTTPException(403)
+    recipes = conn.execute("SELECT * FROM oil_plan_recipes WHERE plan_id = ?", (plan_id,)).fetchall()
+    # Calculate monthly drops per oil
+    oil_drops = {}
+    for r in recipes:
+        ings = json.loads(r["ingredients"])
+        for ing in ings:
+            name = ing.get("oil_name") or ing.get("oil", "")
+            drops = ing.get("drops", 0)
+            if name and name != "椰子油":
+                oil_drops[name] = oil_drops.get(name, 0) + drops * r["times_per_month"]
+    # Get oil metadata
+    oils_meta = {}
+    for row in conn.execute("SELECT name, bottle_price, drop_count FROM oils").fetchall():
+        oils_meta[row["name"]] = {"bottle_price": row["bottle_price"], "drop_count": row["drop_count"]}
+    # Get user inventory
+    inv = set(r["oil_name"] for r in conn.execute(
+        "SELECT oil_name FROM user_inventory WHERE user_id = ?", (plan["user_id"],)).fetchall())
+    conn.close()
+    import math
+    result = []
+    for oil, drops in sorted(oil_drops.items()):
+        meta = oils_meta.get(oil, {})
+        drop_count = meta.get("drop_count", 250)
+        bottle_price = meta.get("bottle_price", 0)
+        bottles = math.ceil(drops / drop_count) if drop_count else 1
+        result.append({
+            "oil_name": oil,
+            "monthly_drops": round(drops, 1),
+            "bottles_needed": bottles,
+            "bottle_price": bottle_price,
+            "total_cost": round(bottles * bottle_price, 2),
+            "in_inventory": oil in inv,
+        })
+    result.sort(key=lambda x: (x["in_inventory"], x["oil_name"]))
+    return result
+
+
 # ── Search Logging ─────────────────────────────────────
 @app.post("/api/search-log")
 def log_search(body: dict, user=Depends(get_current_user)):

frontend/src/stores/plans.js

@@ -0,0 +1,62 @@
+import { defineStore } from 'pinia'
+import { ref, computed } from 'vue'
+import { requestJSON, api } from '../composables/useApi'
+
+export const usePlansStore = defineStore('plans', () => {
+  const plans = ref([])
+  const teachers = ref([])
+  const shoppingList = ref([])
+
+  const activePlan = computed(() => plans.value.find(p => p.status === 'active'))
+  const pendingPlans = computed(() => plans.value.filter(p => p.status === 'pending'))
+
+  async function loadPlans() {
+    plans.value = await requestJSON('/api/oil-plans')
+  }
+
+  async function loadTeachers() {
+    teachers.value = await requestJSON('/api/teachers')
+  }
+
+  async function createPlan(healthDesc, teacherId) {
+    const res = await api('/api/oil-plans', {
+      method: 'POST',
+      body: JSON.stringify({ health_desc: healthDesc, teacher_id: teacherId }),
+    })
+    if (!res.ok) throw new Error('创建失败')
+    await loadPlans()
+    return res.json()
+  }
+
+  async function updatePlan(planId, data) {
+    await api(`/api/oil-plans/${planId}`, {
+      method: 'PUT',
+      body: JSON.stringify(data),
+    })
+    await loadPlans()
+  }
+
+  async function addRecipe(planId, recipeName, ingredients, timesPerMonth) {
+    await api(`/api/oil-plans/${planId}/recipes`, {
+      method: 'POST',
+      body: JSON.stringify({ recipe_name: recipeName, ingredients, times_per_month: timesPerMonth }),
+    })
+    await loadPlans()
+  }
+
+  async function removeRecipe(planId, recipeId) {
+    await api(`/api/oil-plans/${planId}/recipes/${recipeId}`, { method: 'DELETE' })
+    await loadPlans()
+  }
+
+  async function loadShoppingList(planId) {
+    shoppingList.value = await requestJSON(`/api/oil-plans/${planId}/shopping-list`)
+  }
+
+  return {
+    plans, teachers, shoppingList,
+    activePlan, pendingPlans,
+    loadPlans, loadTeachers, createPlan, updatePlan,
+    addRecipe, removeRecipe, loadShoppingList,
+  }
+})

frontend/src/views/Inventory.vue

@@ -1,5 +1,78 @@
 <template>
   <div class="inventory-page">
+    <!-- My Oil Plan -->
+    <template v-if="auth.isLoggedIn">
+      <!-- Active plan: show shopping list -->
+      <div v-if="plansStore.activePlan" class="plan-section">
+        <div class="plan-header">
+          <span class="plan-title">📋 {{ plansStore.activePlan.title || '我的购油方案' }}</span>
+          <span class="plan-teacher">by {{ plansStore.activePlan.teacher_name || '老师' }}</span>
+        </div>
+        <div class="plan-recipes-summary">
+          <span v-for="r in plansStore.activePlan.recipes" :key="r.id" class="plan-recipe-chip">
+            {{ r.recipe_name }} × {{ r.times_per_month }}/月
+          </span>
+        </div>
+        <div v-if="plansStore.shoppingList.length" class="shopping-list">
+          <div class="shopping-header">🛒 本月购油清单</div>
+          <div class="shopping-total">
+            预计月消费：¥{{ shoppingTotal }}
+          </div>
+          <div v-for="item in plansStore.shoppingList" :key="item.oil_name"
+            class="shopping-item" :class="{ owned: item.in_inventory }">
+            <span class="shop-name">{{ item.oil_name }}</span>
+            <span class="shop-drops">{{ item.monthly_drops }}滴/月</span>
+            <span class="shop-bottles">{{ item.bottles_needed }}瓶</span>
+            <span class="shop-cost">¥{{ item.total_cost }}</span>
+            <button v-if="!item.in_inventory" class="shop-add-btn" @click="addOilFromPlan(item.oil_name)">
+              加入库存
+            </button>
+            <span v-else class="shop-owned-tag">已有</span>
+          </div>
+        </div>
+      </div>
+
+      <!-- Pending plan -->
+      <div v-else-if="plansStore.pendingPlans.length" class="plan-section plan-pending">
+        <div class="plan-header">
+          <span class="plan-title">⏳ 方案审核中</span>
+        </div>
+        <p class="plan-desc">{{ plansStore.pendingPlans[0].health_desc }}</p>
+      </div>
+
+      <!-- No plan: request button -->
+      <div v-else class="plan-request-bar">
+        <button class="btn-primary" @click="showPlanRequest = true">📋 请求定制购油方案</button>
+      </div>
+
+      <!-- Plan request modal -->
+      <div v-if="showPlanRequest" class="overlay" @mousedown.self="showPlanRequest = false">
+        <div class="overlay-panel" style="max-width:400px">
+          <div class="overlay-header">
+            <h3>请求定制方案</h3>
+            <button class="btn-close" @click="showPlanRequest = false">✕</button>
+          </div>
+          <div style="padding:16px">
+            <label class="form-label">描述你的健康需求</label>
+            <textarea v-model="planHealthDesc" class="form-textarea" rows="4"
+              placeholder="例如：家里有老人膝盖痛，小孩经常感冒咳嗽，我自己想改善睡眠..."></textarea>
+            <label class="form-label" style="margin-top:12px">选择老师</label>
+            <select v-model="planTeacherId" class="form-select">
+              <option value="">请选择</option>
+              <option v-for="t in plansStore.teachers" :key="t.id" :value="t.id">
+                {{ t.display_name }}
+              </option>
+            </select>
+            <button class="btn-primary" style="width:100%;margin-top:16px"
+              :disabled="!planHealthDesc.trim() || !planTeacherId"
+              @click="submitPlanRequest">
+              发送请求
+            </button>
+          </div>
+        </div>
+      </div>
+    </template>
+
     <!-- Search + direct add -->
     <div class="search-box">
       <input
@@ -93,12 +166,14 @@ import { useAuthStore } from '../stores/auth'
 import { useOilsStore } from '../stores/oils'
 import { useRecipesStore } from '../stores/recipes'
 import { useUiStore } from '../stores/ui'
+import { usePlansStore } from '../stores/plans'
 import { api } from '../composables/useApi'
 
 const auth = useAuthStore()
 const oils = useOilsStore()
 const recipeStore = useRecipesStore()
 const ui = useUiStore()
+const plansStore = usePlansStore()
 
 const searchQuery = ref('')
 const ownedOils = ref([])
@@ -233,14 +308,54 @@ async function toggleOil(name) {
   await saveInventory()
 }
 
+// Plan request
+const showPlanRequest = ref(false)
+const planHealthDesc = ref('')
+const planTeacherId = ref('')
+
+const shoppingTotal = computed(() =>
+  plansStore.shoppingList.filter(i => !i.in_inventory).reduce((s, i) => s + i.total_cost, 0).toFixed(2)
+)
+
+async function submitPlanRequest() {
+  try {
+    await plansStore.createPlan(planHealthDesc.value, planTeacherId.value)
+    showPlanRequest.value = false
+    planHealthDesc.value = ''
+    planTeacherId.value = ''
+    ui.showToast('已发送方案请求')
+  } catch {
+    ui.showToast('发送失败')
+  }
+}
+
+async function addOilFromPlan(name) {
+  if (!ownedOils.value.includes(name)) {
+    ownedOils.value.push(name)
+    ownedOils.value.sort((a, b) => a.localeCompare(b, 'zh'))
+    await saveInventory()
+  }
+  // Refresh shopping list
+  if (plansStore.activePlan) {
+    await plansStore.loadShoppingList(plansStore.activePlan.id)
+  }
+  ui.showToast(`${name} 已加入库存`)
+}
+
 async function clearAll() {
   ownedOils.value = []
   await saveInventory()
   ui.showToast('已清空库存')
 }
 
-onMounted(() => {
-  loadInventory()
+onMounted(async () => {
+  await loadInventory()
+  if (auth.isLoggedIn) {
+    await Promise.all([plansStore.loadPlans(), plansStore.loadTeachers()])
+    if (plansStore.activePlan) {
+      await plansStore.loadShoppingList(plansStore.activePlan.id)
+    }
+  }
 })
 </script>
 
@@ -473,4 +588,46 @@ onMounted(() => {
   font-size: 13px;
   padding: 24px 0;
 }
+
+/* Plan section */
+.plan-section {
+  background: #f8faf8; border: 1.5px solid #d4e8d4; border-radius: 12px;
+  padding: 14px; margin-bottom: 16px;
+}
+.plan-pending { border-color: #e5e4e7; background: #fafafa; }
+.plan-header { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
+.plan-title { font-weight: 600; font-size: 15px; color: #2e7d5a; }
+.plan-teacher { font-size: 12px; color: #b0aab5; }
+.plan-desc { font-size: 13px; color: #6b6375; margin: 0; }
+.plan-recipes-summary { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
+.plan-recipe-chip {
+  font-size: 11px; padding: 3px 10px; border-radius: 8px;
+  background: #e8f5e9; color: #2e7d5a; white-space: nowrap;
+}
+.shopping-list { margin-top: 8px; }
+.shopping-header { font-weight: 600; font-size: 14px; color: #3e3a44; margin-bottom: 4px; }
+.shopping-total { font-size: 12px; color: #5a7d5e; margin-bottom: 8px; font-weight: 500; }
+.shopping-item {
+  display: flex; align-items: center; gap: 8px; padding: 6px 0;
+  border-bottom: 1px solid #eee; font-size: 13px;
+}
+.shopping-item.owned { opacity: 0.5; }
+.shop-name { flex: 1; font-weight: 500; color: #3e3a44; }
+.shop-drops { color: #6b6375; font-size: 12px; white-space: nowrap; }
+.shop-bottles { color: #5a7d5e; font-size: 12px; white-space: nowrap; }
+.shop-cost { color: #5a7d5e; font-weight: 600; font-size: 12px; white-space: nowrap; }
+.shop-add-btn {
+  padding: 2px 10px; border-radius: 6px; border: 1px solid #7ec6a4;
+  background: #fff; color: #2e7d5a; font-size: 11px; cursor: pointer; font-family: inherit;
+}
+.shop-add-btn:hover { background: #e8f5e9; }
+.shop-owned-tag { font-size: 11px; color: #b0aab5; }
+.plan-request-bar { text-align: center; margin-bottom: 16px; }
+.overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.4); z-index: 100; display: flex; align-items: center; justify-content: center; }
+.overlay-panel { background: #fff; border-radius: 14px; width: 90%; max-width: 420px; max-height: 80vh; overflow-y: auto; }
+.overlay-header { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px; border-bottom: 1px solid #eee; }
+.overlay-header h3 { margin: 0; font-size: 16px; }
+.form-label { display: block; font-size: 13px; color: #6b6375; margin-bottom: 4px; font-weight: 500; }
+.form-textarea { width: 100%; border: 1.5px solid #e5e4e7; border-radius: 8px; padding: 8px; font-size: 13px; font-family: inherit; resize: vertical; box-sizing: border-box; }
+.form-select { width: 100%; border: 1.5px solid #e5e4e7; border-radius: 8px; padding: 8px; font-size: 13px; font-family: inherit; box-sizing: border-box; }
 </style>

frontend/src/views/UserManagement.vue

@@ -105,6 +105,7 @@
           </select>
           <button v-if="!u.business_verified" class="btn-sm btn-outline" @click="grantBusiness(u)" title="开通商业认证">💼</button>
           <button v-else class="btn-sm btn-outline" @click="revokeBusiness(u)" title="撤销商业认证" style="opacity:0.5">💼✕</button>
+          <button class="btn-sm btn-outline" @click="openPlanEditor(u)" title="定制方案">📋</button>
           <button class="btn-sm btn-delete" @click="removeUser(u)" title="删除用户">🗑️</button>
         </div>
       </div>
@@ -113,6 +114,63 @@
 
     <div class="user-count">共 {{ users.length }} 个用户</div>
 
+    <!-- Pending Plan Requests -->
+    <div v-if="pendingPlanRequests.length" class="review-section">
+      <h4 class="section-title">📋 方案请求</h4>
+      <div class="review-list">
+        <div v-for="p in pendingPlanRequests" :key="p.id" class="review-item">
+          <div class="review-info">
+            <span class="review-name">{{ p.user_name || p.username || '用户' }}</span>
+            <span class="review-reason">{{ p.health_desc }}</span>
+          </div>
+          <div class="review-actions">
+            <button class="btn-sm btn-approve" @click="openPlanEditorForRequest(p)">制定方案</button>
+          </div>
+        </div>
+      </div>
+    </div>
+
+    <!-- Plan Editor Modal -->
+    <div v-if="planEditing" class="overlay" @mousedown.self="planEditing = null">
+      <div class="overlay-panel" style="max-width:500px">
+        <div class="overlay-header">
+          <h3>{{ planEditing.user_name || '用户' }} 的方案</h3>
+          <button class="btn-close" @click="planEditing = null">✕</button>
+        </div>
+        <div style="padding:16px">
+          <div v-if="planEditing.health_desc" class="plan-health-desc">
+            <strong>健康需求：</strong>{{ planEditing.health_desc }}
+          </div>
+          <label class="form-label">方案标题</label>
+          <input v-model="planTitle" class="form-input" placeholder="例如：家庭日常保健方案" />
+
+          <label class="form-label" style="margin-top:12px">配方列表</label>
+          <div v-for="(pr, i) in planRecipes" :key="i" class="plan-recipe-row">
+            <span class="plan-recipe-name">{{ pr.recipe_name }}</span>
+            <input v-model.number="pr.times_per_month" type="number" min="1" class="plan-freq-input" />
+            <span class="plan-freq-label">次/月</span>
+            <button class="btn-icon-sm" @click="planRecipes.splice(i, 1)">✕</button>
+          </div>
+
+          <!-- Add recipe from public library -->
+          <div class="plan-add-recipe">
+            <input v-model="planRecipeSearch" class="form-input" placeholder="搜索配方添加..." />
+            <div v-if="planRecipeSearch && planSearchResults.length" class="plan-search-results">
+              <div v-for="r in planSearchResults" :key="r._id" class="plan-search-item" @click="addRecipeToPlan(r)">
+                {{ r.name }}
+              </div>
+            </div>
+          </div>
+
+          <div style="display:flex;gap:8px;margin-top:16px">
+            <button class="btn-primary" style="flex:1" @click="savePlan" :disabled="planRecipes.length === 0">
+              {{ planEditing.id ? '保存并激活' : '创建并激活' }}
+            </button>
+          </div>
+        </div>
+      </div>
+    </div>
+
     <!-- Full-size document preview -->
     <div v-if="showDocFull" class="doc-overlay" @click="showDocFull = null">
       <img :src="showDocFull" class="doc-full-img" />
@@ -124,11 +182,15 @@
 import { ref, computed, onMounted } from 'vue'
 import { useAuthStore } from '../stores/auth'
 import { useUiStore } from '../stores/ui'
+import { useRecipesStore } from '../stores/recipes'
+import { usePlansStore } from '../stores/plans'
 import { api } from '../composables/useApi'
 import { showConfirm, showPrompt } from '../composables/useDialog'
 
 const auth = useAuthStore()
 const ui = useUiStore()
+const recipeStore = useRecipesStore()
+const plansStore = usePlansStore()
 
 const users = ref([])
 const searchQuery = ref('')
@@ -343,10 +405,109 @@ async function rejectBusiness(app) {
   }
 }
 
+// Plan management
+const planEditing = ref(null)
+const planTitle = ref('')
+const planRecipes = ref([])
+const planRecipeSearch = ref('')
+
+const pendingPlanRequests = computed(() =>
+  plansStore.plans.filter(p => p.status === 'pending')
+)
+
+const planSearchResults = computed(() => {
+  if (!planRecipeSearch.value.trim()) return []
+  const q = planRecipeSearch.value.trim().toLowerCase()
+  const existing = new Set(planRecipes.value.map(r => r.recipe_name))
+  return recipeStore.recipes
+    .filter(r => r.name.toLowerCase().includes(q) && !existing.has(r.name))
+    .slice(0, 10)
+})
+
+function openPlanEditor(user) {
+  const existing = plansStore.plans.find(p => p.user_id === (user._id || user.id) && p.status !== 'archived')
+  if (existing) {
+    planEditing.value = { ...existing, user_name: user.display_name || user.username }
+    planTitle.value = existing.title || ''
+    planRecipes.value = (existing.recipes || []).map(r => ({ ...r }))
+  } else {
+    planEditing.value = { user_id: user._id || user.id, user_name: user.display_name || user.username, health_desc: '' }
+    planTitle.value = ''
+    planRecipes.value = []
+  }
+  planRecipeSearch.value = ''
+}
+
+function openPlanEditorForRequest(plan) {
+  planEditing.value = { ...plan }
+  planTitle.value = plan.title || ''
+  planRecipes.value = (plan.recipes || []).map(r => ({ ...r }))
+  planRecipeSearch.value = ''
+}
+
+function addRecipeToPlan(recipe) {
+  planRecipes.value.push({
+    recipe_name: recipe.name,
+    ingredients: recipe.ingredients.map(i => ({ oil_name: i.oil, drops: i.drops })),
+    times_per_month: 30,
+  })
+  planRecipeSearch.value = ''
+}
+
+async function savePlan() {
+  try {
+    let planId = planEditing.value.id
+    if (!planId) {
+      // Create new plan
+      const res = await api('/api/oil-plans', {
+        method: 'POST',
+        body: JSON.stringify({
+          health_desc: planEditing.value.health_desc || '',
+          teacher_id: auth.user.id,
+          user_id: planEditing.value.user_id,
+        }),
+      })
+      const data = await res.json()
+      planId = data.id
+    }
+    // Update title
+    await api(`/api/oil-plans/${planId}`, {
+      method: 'PUT',
+      body: JSON.stringify({ title: planTitle.value }),
+    })
+    // Sync recipes: remove old, add new
+    const existing = planEditing.value.recipes || []
+    for (const r of existing) {
+      await api(`/api/oil-plans/${planId}/recipes/${r.id}`, { method: 'DELETE' })
+    }
+    for (const r of planRecipes.value) {
+      await api(`/api/oil-plans/${planId}/recipes`, {
+        method: 'POST',
+        body: JSON.stringify({
+          recipe_name: r.recipe_name,
+          ingredients: r.ingredients,
+          times_per_month: r.times_per_month,
+        }),
+      })
+    }
+    // Activate
+    await api(`/api/oil-plans/${planId}`, {
+      method: 'PUT',
+      body: JSON.stringify({ status: 'active' }),
+    })
+    planEditing.value = null
+    await plansStore.loadPlans()
+    ui.showToast('方案已激活')
+  } catch {
+    ui.showToast('保存失败')
+  }
+}
+
 onMounted(() => {
   loadUsers()
   loadTranslations()
   loadBusinessApps()
+  plansStore.loadPlans()
 })
 </script>
 
@@ -757,4 +918,27 @@ onMounted(() => {
     justify-content: flex-end;
   }
 }
+
+/* Plan editor */
+.overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.4); z-index: 100; display: flex; align-items: center; justify-content: center; }
+.overlay-panel { background: #fff; border-radius: 14px; width: 90%; max-height: 85vh; overflow-y: auto; }
+.overlay-header { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px; border-bottom: 1px solid #eee; }
+.overlay-header h3 { margin: 0; font-size: 16px; }
+.plan-health-desc { background: #f8f7f5; border-radius: 8px; padding: 10px 12px; margin-bottom: 12px; font-size: 13px; color: #6b6375; }
+.form-label { display: block; font-size: 13px; color: #6b6375; margin-bottom: 4px; font-weight: 500; }
+.form-input { width: 100%; border: 1.5px solid #e5e4e7; border-radius: 8px; padding: 8px; font-size: 13px; font-family: inherit; box-sizing: border-box; }
+.plan-recipe-row {
+  display: flex; align-items: center; gap: 8px; padding: 6px 0; border-bottom: 1px solid #f0f0f0;
+}
+.plan-recipe-name { flex: 1; font-size: 13px; font-weight: 500; }
+.plan-freq-input { width: 50px; padding: 4px 6px; border: 1px solid #e5e4e7; border-radius: 6px; font-size: 12px; text-align: center; }
+.plan-freq-label { font-size: 11px; color: #b0aab5; }
+.plan-add-recipe { position: relative; margin-top: 8px; }
+.plan-search-results {
+  position: absolute; top: 100%; left: 0; right: 0; background: #fff;
+  border: 1px solid #e5e4e7; border-radius: 8px; max-height: 200px; overflow-y: auto; z-index: 10;
+  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
+}
+.plan-search-item { padding: 8px 12px; cursor: pointer; font-size: 13px; }
+.plan-search-item:hover { background: #f8faf8; }
 </style>