2026-07-30 10:18:07 +00:00
25 changed files with 405 additions and 91 deletions
@@ -5,8 +5,8 @@
    <link rel="icon" type="image/svg+xml" href="/admin/favicon.svg" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>admin</title>
-    <script type="module" crossorigin src="/admin/assets/index-GGI_ie1V.js"></script>
-    <link rel="stylesheet" crossorigin href="/admin/assets/index-BjLxu16U.css">
+    <script type="module" crossorigin src="/admin/assets/index-DMg3rix-.js"></script>
+    <link rel="stylesheet" crossorigin href="/admin/assets/index-D4fxTaca.css">
  </head>
  <body>
    <div id="root"></div>
@@ -390,3 +390,23 @@ func (h *Handler) AdminGenerateCommunityPosts(c *gin.Context) {
 	}
 	response.OK(c, gin.H{"made": made})
 }
+
+// AdminGetAIQuota GET /api/admin/ai-quota
+func (h *Handler) AdminGetAIQuota(c *gin.Context) {
+	response.OK(c, h.svc.GetAIQuotaConfig())
+}
+
+// AdminSaveAIQuota PUT /api/admin/ai-quota
+func (h *Handler) AdminSaveAIQuota(c *gin.Context) {
+	var req model.AIQuotaConfig
+	if err := c.ShouldBindJSON(&req); err != nil {
+		response.FailParams(c, err.Error())
+		return
+	}
+	cfg, err := h.svc.SaveAIQuotaConfig(req)
+	if err != nil {
+		response.FailErr(c, err)
+		return
+	}
+	response.OK(c, cfg)
+}
@@ -57,9 +57,9 @@ func (h *Handler) ActivatePro(c *gin.Context) {
 }

 type aiChatReq struct {
-	PetID   *string  `json:"pet_id"`
-	Session string `json:"session"`
-	Text    string `json:"text"`
+	PetID   *string `json:"pet_id"`
+	Session string  `json:"session"`
+	Text    string  `json:"text"`
 }

 // AIChat POST /api/ai/chat
@@ -75,6 +75,10 @@ func (h *Handler) AIChat(c *gin.Context) {
 	}
 	reply, err := h.svc.AIChat(middleware.UserID(c), req.PetID, req.Session, req.Text)
 	if err != nil {
+		if errors.Is(err, service.ErrAIQuotaExceeded) {
+			response.Fail(c, 42900, err.Error())
+			return
+		}
 		response.FailErr(c, err)
 		return
 	}
@@ -188,3 +192,8 @@ func (h *Handler) ListAIMessages(c *gin.Context) {
 	}
 	response.OK(c, msgs)
 }
+
+// AIQuota GET /api/ai/quota 今日剩余次数
+func (h *Handler) AIQuota(c *gin.Context) {
+	response.OK(c, h.svc.AIQuotaLeft(middleware.UserID(c)))
+}
@@ -34,7 +34,7 @@ func (r petReq) toInput() service.PetInput {
 		AvatarFileID: r.AvatarFileID,
 	}
 	if r.Birthday != "" {
-		if t, err := time.Parse("2006-01-02", r.Birthday); err == nil {
+		if t, err := time.ParseInLocation("2006-01-02", r.Birthday, time.Local); err == nil {
 			// 生日不接受未来日期：前端限制过一道，服务端不能只信前端
 			if !t.After(time.Now()) {
 				in.Birthday = &t
@@ -42,7 +42,7 @@ func (r petReq) toInput() service.PetInput {
 		}
 	}
 	if r.ArrivedAt != "" {
-		if t, err := time.Parse("2006-01-02", r.ArrivedAt); err == nil && !t.After(time.Now()) {
+		if t, err := time.ParseInLocation("2006-01-02", r.ArrivedAt, time.Local); err == nil && !t.After(time.Now()) {
 			in.ArrivedAt = &t
 		}
 	}
@@ -14,7 +14,7 @@ import (
 func (h *Handler) ListTasks(c *gin.Context) {
 	var date *time.Time
 	if q := c.Query("date"); q != "" {
-		if t, err := time.Parse("2006-01-02", q); err == nil {
+		if t, err := time.ParseInLocation("2006-01-02", q, time.Local); err == nil {
 			date = &t
 		}
 	}
@@ -37,7 +37,7 @@ type taskReq struct {
 func (r taskReq) toInput() service.TaskInput {
 	in := service.TaskInput{Title: r.Title, Description: r.Description, Priority: r.Priority, SheetType: r.SheetType}
 	if r.Date != "" {
-		if t, err := time.Parse("2006-01-02", r.Date); err == nil {
+		if t, err := time.ParseInLocation("2006-01-02", r.Date, time.Local); err == nil {
 			in.Date = &t
 		}
 	}
@@ -36,7 +36,7 @@ func (h *Handler) CreateReminder(c *gin.Context) {
 	}
 	in := service.ReminderInput{Type: req.Type, Title: req.Title, Frequency: req.Frequency}
 	if req.NextDueDate != "" {
-		if t, err := time.Parse("2006-01-02", req.NextDueDate); err == nil {
+		if t, err := time.ParseInLocation("2006-01-02", req.NextDueDate, time.Local); err == nil {
 			in.NextDueDate = &t
 		}
 	}
@@ -66,7 +66,7 @@ func (h *Handler) UpdateReminder(c *gin.Context) {
 		fields["frequency"] = req.Frequency
 	}
 	if req.NextDueDate != "" {
-		if t, err := time.Parse("2006-01-02", req.NextDueDate); err == nil {
+		if t, err := time.ParseInLocation("2006-01-02", req.NextDueDate, time.Local); err == nil {
 			fields["next_due_date"] = t
 		}
 	}
@@ -0,0 +1,20 @@
+package model
+
+// AIQuotaConfig 每日 AI 次数上限（单例，固定 id=1）。
+// AI 调用是真金白银，不设上限等于把钱包交给用户。
+type AIQuotaConfig struct {
+	Base
+	Enabled      bool `json:"enabled"`       // 关掉即不限次
+	DailyChat    int  `json:"daily_chat"`    // 问问 AI，每人每天
+	DailySymptom int  `json:"daily_symptom"` // 异常观察评估
+	DailyPlan    int  `json:"daily_plan"`    // AI 生成计划
+}
+
+// AIUsage 某人某天某类 AI 的用量。按天存，天然过期，不需要清理任务。
+type AIUsage struct {
+	Base
+	UserID string `gorm:"size:24;uniqueIndex:idx_user_day_kind" json:"user_id"`
+	Day    string `gorm:"size:10;uniqueIndex:idx_user_day_kind" json:"day"` // YYYY-MM-DD
+	Kind   string `gorm:"size:16;uniqueIndex:idx_user_day_kind" json:"kind"`
+	Count  int    `json:"count"`
+}
@@ -48,5 +48,7 @@ func AllModels() []any {
 		&Feedback{},
 		&Follow{},
 		&RefreshToken{},
+		&AIQuotaConfig{},
+		&AIUsage{},
 	}
 }
@@ -1,13 +1,16 @@
 package model

+import "gorm.io/datatypes"
+
 // Comment 帖子评论
 type Comment struct {
 	Base
-	PostID     string   `gorm:"size:24;index" json:"post_id"`
-	UserID     string   `gorm:"size:24;index" json:"user_id"`
-	AuthorName string `gorm:"size:64" json:"author_name"`
-	Content    string `gorm:"size:512" json:"content"`
-	Status     string `gorm:"size:16;default:published" json:"status"`
+	PostID     string         `gorm:"size:24;index" json:"post_id"`
+	UserID     string         `gorm:"size:24;index" json:"user_id"`
+	AuthorName string         `gorm:"size:64" json:"author_name"`
+	Content    string         `gorm:"size:512" json:"content"`
+	Images     datatypes.JSON `json:"images"`
+	Status     string         `gorm:"size:16;default:published" json:"status"`

 	IsSelf bool `gorm:"-" json:"is_self"` // 计算字段：是不是我自己发的
 }
@@ -110,6 +110,7 @@ func registerUserAPI(api *gin.RouterGroup, h *handler.Handler, jm *appjwt.Manage

 	g.POST("/ai/chat", h.AIChat)
 	g.GET("/ai/messages", h.ListAIMessages)
+	g.GET("/ai/quota", h.AIQuota)
 	g.POST("/pets/:id/ai/assess-symptom", h.AssessSymptom)
 	g.POST("/upload", h.Upload)
 }
@@ -146,6 +147,9 @@ func registerAdminAPI(api *gin.RouterGroup, h *handler.Handler, jm *appjwt.Manag
 	g.PUT("/care-templates", h.AdminSaveCareTemplate)
 	g.POST("/care-templates/generate", h.AdminGenerateCareTemplate)

+	g.GET("/ai-quota", h.AdminGetAIQuota)
+	g.PUT("/ai-quota", h.AdminSaveAIQuota)
+
 	g.GET("/community-bot", h.AdminGetCommunityBot)
 	g.PUT("/community-bot", h.AdminSaveCommunityBot)
 	g.POST("/community-bot/generate", h.AdminGenerateCommunityPosts)
@@ -8,6 +8,10 @@ import (

 // AIChat 记录一问一答：启用模型则真调（注入宠物档案），否则规则化文案
 func (s *Service) AIChat(userID string, petID *string, session, text string) (string, error) {
+	// 先扣额度再请求大模型：失败也算用掉一次，否则刷接口空转照样烧钱
+	if err := s.consumeAIQuota(userID, aiKindChat); err != nil {
+		return "", err
+	}
 	reply := "我会先判断风险等级，再建议你记录关键观察项。若出现频繁呕吐、便血、精神明显变差或持续超过 24 小时，建议尽快就医。"
 	if s.ai != nil && s.ai.Enabled() {
 		if r, err := s.llmChat(petID, text); err == nil && r != "" {
@@ -68,6 +68,9 @@ type SymptomResult struct {

 // AssessSymptom 异常风险评估：启用模型则结构化输出，否则规则化
 func (s *Service) AssessSymptom(userID, petID string, in SymptomInput) (*SymptomResult, error) {
+	if err := s.consumeAIQuota(userID, aiKindSymptom); err != nil {
+		return nil, err
+	}
 	if _, err := s.ownedPet(userID, petID); err != nil {
 		return nil, err
 	}
@@ -0,0 +1,110 @@
+package service
+
+import (
+	"errors"
+	"fmt"
+	"time"
+
+	"github.com/sundynix/pets-be/internal/model"
+)
+
+// ErrAIQuotaExceeded 今日 AI 次数用完
+var ErrAIQuotaExceeded = errors.New("今日 AI 次数已用完")
+
+// AI 调用是真金白银，不设上限等于把钱包交给用户。
+// 额度按「用户 + 自然日」计，从后台配置读，改完立刻生效。
+const (
+	aiKindChat    = "chat"    // 问问 AI
+	aiKindSymptom = "symptom" // 异常观察评估
+	aiKindPlan    = "plan"    // AI 生成计划
+)
+
+// aiQuotaConfig 从后台配置取每日额度。取不到就用保守默认值，
+// 绝不「取不到就不限制」——那正是配置出问题时最不该发生的事。
+func (s *Service) aiQuotaConfig() model.AIQuotaConfig {
+	var c model.AIQuotaConfig
+	if err := s.db.First(&c, "id = ?", "1").Error; err != nil {
+		return model.AIQuotaConfig{DailyChat: 20, DailySymptom: 10, DailyPlan: 5, Enabled: true}
+	}
+	return c
+}
+
+// aiDailyLimit 某类 AI 功能的每日上限；<=0 表示不限
+func (s *Service) aiDailyLimit(kind string) (int, bool) {
+	c := s.aiQuotaConfig()
+	if !c.Enabled {
+		return 0, false
+	}
+	switch kind {
+	case aiKindChat:
+		return c.DailyChat, true
+	case aiKindSymptom:
+		return c.DailySymptom, true
+	case aiKindPlan:
+		return c.DailyPlan, true
+	}
+	return 0, false
+}
+
+// consumeAIQuota 扣一次额度。超限返回 ErrAIQuotaExceeded，调用方要在真正
+// 请求大模型之前调用它——扣完再调，失败也算用掉一次，避免刷接口空转烧钱。
+func (s *Service) consumeAIQuota(userID, kind string) error {
+	limit, on := s.aiDailyLimit(kind)
+	if !on || limit <= 0 {
+		return nil
+	}
+	day := time.Now().Format("2006-01-02")
+	var u model.AIUsage
+	err := s.db.Where("user_id = ? AND day = ? AND kind = ?", userID, day, kind).First(&u).Error
+	if err == nil {
+		if u.Count >= limit {
+			return fmt.Errorf("%w（每天 %d 次，明天恢复）", ErrAIQuotaExceeded, limit)
+		}
+		return s.db.Model(&model.AIUsage{}).Where("id = ?", u.ID).
+			UpdateColumn("count", u.Count+1).Error
+	}
+	return s.db.Create(&model.AIUsage{UserID: userID, Day: day, Kind: kind, Count: 1}).Error
+}
+
+// AIQuotaLeft 返回各类今日剩余次数，给小程序显示
+func (s *Service) AIQuotaLeft(userID string) map[string]any {
+	c := s.aiQuotaConfig()
+	day := time.Now().Format("2006-01-02")
+	var rows []model.AIUsage
+	s.db.Where("user_id = ? AND day = ?", userID, day).Find(&rows)
+	used := map[string]int{}
+	for _, r := range rows {
+		used[r.Kind] = r.Count
+	}
+	left := func(limit int, kind string) int {
+		if !c.Enabled || limit <= 0 {
+			return -1 // -1 表示不限
+		}
+		if n := limit - used[kind]; n > 0 {
+			return n
+		}
+		return 0
+	}
+	return map[string]any{
+		"enabled": c.Enabled,
+		"chat":    left(c.DailyChat, aiKindChat),
+		"symptom": left(c.DailySymptom, aiKindSymptom),
+		"plan":    left(c.DailyPlan, aiKindPlan),
+	}
+}
+
+// GetAIQuotaConfig / SaveAIQuotaConfig 后台读写
+func (s *Service) GetAIQuotaConfig() model.AIQuotaConfig { return s.aiQuotaConfig() }
+
+func (s *Service) SaveAIQuotaConfig(in model.AIQuotaConfig) (model.AIQuotaConfig, error) {
+	c := s.aiQuotaConfig()
+	c.ID = "1"
+	c.Enabled = in.Enabled
+	c.DailyChat = maxInt(in.DailyChat, 0)
+	c.DailySymptom = maxInt(in.DailySymptom, 0)
+	c.DailyPlan = maxInt(in.DailyPlan, 0)
+	if err := s.db.Save(&c).Error; err != nil {
+		return c, err
+	}
+	return c, nil
+}
@@ -138,7 +138,7 @@ func (s *Service) Calendar(userID, petID string, year, month int) (*CalendarResu
 	set := s.datesWithActivity(petID, start, end)
 	days := make([]int, 0, len(set))
 	for k := range set {
-		if t, err := time.Parse("2006-01-02", k); err == nil {
+		if t, err := time.ParseInLocation("2006-01-02", k, time.Local); err == nil {
 			days = append(days, t.Day())
 		}
 	}
@@ -156,7 +156,7 @@ func (s *Service) DayPlan(userID, petID, dateStr string) (map[string]any, error)
 	if _, err := s.ownedPet(userID, petID); err != nil {
 		return nil, err
 	}
-	day, err := time.ParseInLocation("2006-01-02", dateStr, time.Now().Location())
+	day, err := time.ParseInLocation("2006-01-02", dateStr, time.Local)
 	if err != nil {
 		return nil, ErrNotFound
 	}
@@ -192,6 +192,9 @@ func (s *Service) DayPlan(userID, petID, dateStr string) (map[string]any, error)

 // CreateAIPlan 基于用户描述做规则化提取，生成待确认的 AI 计划
 func (s *Service) CreateAIPlan(userID, petID string, input string) (*model.Plan, error) {
+	if err := s.consumeAIQuota(userID, aiKindPlan); err != nil {
+		return nil, err
+	}
 	pet, err := s.ownedPet(userID, petID)
 	if err != nil {
 		return nil, err
@@ -137,6 +137,12 @@ export const api = {
  setFeedbackHandled: (id: string, handled: boolean) =>
    http.put(`/admin/feedback/${id}/handled`, { handled }),

+  aiQuota: () =>
+    http.get<any, { enabled: boolean; daily_chat: number; daily_symptom: number; daily_plan: number }>(
+      '/admin/ai-quota',
+    ),
+  saveAIQuota: (c: any) => http.put<any, any>('/admin/ai-quota', c),
+
  communityBot: () =>
    http.get<any, { enabled: boolean; daily_count: number; start_hour: number; end_hour: number }>(
      '/admin/community-bot',
@@ -7,6 +7,7 @@ import { Input } from '@/components/ui/input'
 import { Label } from '@/components/ui/label'

 type Cfg = { enabled: boolean; daily_count: number; start_hour: number; end_hour: number }
+type Quota = { enabled: boolean; daily_chat: number; daily_symptom: number; daily_plan: number }

 export default function CommunityBot() {
  const [cfg, setCfg] = useState<Cfg>({ enabled: true, daily_count: 3, start_hour: 9, end_hour: 21 })
@@ -15,14 +16,38 @@ export default function CommunityBot() {
  const [genN, setGenN] = useState(5)
  const [gen, setGen] = useState(false)
  const [msg, setMsg] = useState('')
+  // AI 额度和社区机器人都是「烧多少 token」的开关，放一页里管
+  const [q, setQ] = useState<Quota>({ enabled: true, daily_chat: 20, daily_symptom: 10, daily_plan: 5 })
+  const [qSaving, setQSaving] = useState(false)
+  const [qMsg, setQMsg] = useState('')

  useEffect(() => {
    api.communityBot().then((c) => {
      setCfg(c)
      setLoading(false)
    })
+    api.aiQuota().then(setQ).catch(() => {})
  }, [])

+  const qNum = (k: keyof Quota) => (e: any) => {
+    let v = Number(e.target.value)
+    if (Number.isNaN(v) || v < 0) v = 0
+    setQ({ ...q, [k]: Math.min(999, v) })
+  }
+
+  async function saveQuota() {
+    setQSaving(true)
+    setQMsg('')
+    try {
+      setQ(await api.saveAIQuota(q))
+      setQMsg('已保存，立即生效')
+    } catch (e: any) {
+      setQMsg(e.message || '保存失败')
+    } finally {
+      setQSaving(false)
+    }
+  }
+
  const num = (k: keyof Cfg, min: number, max: number) => (e: any) => {
    let v = Number(e.target.value)
    if (Number.isNaN(v)) v = min
@@ -144,6 +169,51 @@ export default function CommunityBot() {
          </Card>
        </div>
      )}
-    </div>
+    
+      <Card className="mt-4">
+        <CardContent className="pt-6 space-y-4">
+          <div className="flex items-center gap-2">
+            <Sparkles className="h-4 w-4" />
+            <span className="font-medium">AI 每日次数上限</span>
+          </div>
+          <p className="text-sm text-muted-foreground flex gap-2">
+            <Info className="h-4 w-4 shrink-0 mt-0.5" />
+            <span>
+              按「每个用户 / 每个自然日」计，改完立即生效。填 0 表示该功能不限次。
+              总开关关掉则全部不限——AI 调用是真金白银，关之前想清楚。
+            </span>
+          </p>
+          <div className="flex items-center gap-2">
+            <input
+              id="q-enabled"
+              type="checkbox"
+              checked={q.enabled}
+              onChange={(e) => setQ({ ...q, enabled: e.target.checked })}
+            />
+            <Label htmlFor="q-enabled">启用次数限制</Label>
+          </div>
+          <div className="grid grid-cols-3 gap-4 max-w-lg">
+            <div className="space-y-1.5">
+              <Label>问问 AI</Label>
+              <Input type="number" value={q.daily_chat} onChange={qNum('daily_chat')} />
+            </div>
+            <div className="space-y-1.5">
+              <Label>异常评估</Label>
+              <Input type="number" value={q.daily_symptom} onChange={qNum('daily_symptom')} />
+            </div>
+            <div className="space-y-1.5">
+              <Label>AI 生成计划</Label>
+              <Input type="number" value={q.daily_plan} onChange={qNum('daily_plan')} />
+            </div>
+          </div>
+          <div className="flex items-center gap-3">
+            <Button onClick={saveQuota} disabled={qSaving}>
+              <Save className="h-4 w-4" /> {qSaving ? '保存中…' : '保存额度'}
+            </Button>
+            {qMsg && <span className="text-sm text-muted-foreground">{qMsg}</span>}
+          </div>
+        </CardContent>
+      </Card>
+</div>
  )
 }
@@ -117,6 +117,8 @@ Component({
    proInfo: null,
    saving: false,
    posterSaving: false,
+    centered: false,
+    commentImages: [],
  },
  observers: {
    show: function (show) {
@@ -136,7 +138,8 @@ Component({
  methods: {
    setType(type, fresh) {
      const pet = store.getPet();
-      const patch = { innerType: type, pet };
+      // 评论以输入为主，贴底弹层会被键盘顶掉大半屏，改成居中
+      const patch = { innerType: type, pet, centered: type === 'comments' };
      if (fresh) {
        patch.segSel = {};
        patch.optSel = {};
@@ -161,6 +164,7 @@ Component({
        patch.addColor = '';
        patch.addBreed = '';
        patch.commentText = '';
+        patch.commentImages = [];
        patch.riskData = null;
        patch.saving = false;
      }
@@ -925,14 +929,35 @@ Component({
    // 评论
    async onSendComment() {
      const text = (this.data.commentText || '').trim();
-      if (!text || !this.data.postId) return this.close();
+      // 原来空评论会直接把弹层关掉，看起来像发成功了。改成明确提示
+      if (!text) return wx.showToast({ title: '写点什么再发', icon: 'none' });
+      if (!this.data.postId) return this.close();
      try {
-        await api.createComment(this.data.postId, text);
+        await api.createComment(this.data.postId, text, this.data.commentImages.map((i) => i.url));
+        this.setData({ commentText: '', commentImages: [] });
+        this.loadComments();
        this.triggerEvent('commented');
      } catch (e) {
        wx.showToast({ title: e.message || '评论失败', icon: 'none' });
      }
-      this.close();
+    },
+
+    // 评论配图，最多 3 张
+    onPickCommentImages() {
+      const left = 3 - this.data.commentImages.length;
+      if (left <= 0) return wx.showToast({ title: '最多 3 张', icon: 'none' });
+      upload
+        .chooseAndUploadImages(left)
+        .then((files) => this.setData({ commentImages: this.data.commentImages.concat(files) }))
+        .catch((e) => {
+          if (e && e.canceled) return;
+          wx.showToast({ title: (e && e.message) || '上传失败', icon: 'none' });
+        });
+    },
+    onRemoveCommentImage(e) {
+      const list = this.data.commentImages.slice();
+      list.splice(e.currentTarget.dataset.index, 1);
+      this.setData({ commentImages: list });
    },

  },
@@ -7,7 +7,7 @@ module.exports.sel = function (map, key, index, def) {
 </wxs>

 <view class="overlay {{show ? 'show' : ''}}" bindtap="onMaskTap">
-  <view class="sheet" catchtap="noop">
+  <view class="sheet {{centered ? 'sheet-center' : ''}}" catchtap="noop">
    <view class="sheetbar"></view>

    <scroll-view class="sheet-scroll" scroll-y="{{true}}" enhanced="{{true}}" show-scrollbar="{{false}}">
@@ -336,10 +336,24 @@ module.exports.sel = function (map, key, index, def) {
      <view wx:if="{{!comments.length}}" class="empty">还没有评论，来抢个沙发</view>
      <view wx:if="{{comments.length}}" class="cm-tip">长按自己的评论可删除</view>

-      <view class="cm-input">
-        <input class="input" placeholder="友善交流，分享经验…" placeholder-class="placeholder"
-               value="{{commentText}}" bindinput="onCommentInput" confirm-type="send" bindconfirm="onSendComment"/>
-        <view class="cm-send {{commentText ? 'on' : ''}}" bindtap="onSendComment">发送</view>
+      <view class="cm-editor">
+        <textarea class="textarea cm-ta" placeholder="友善交流，分享你的经验…" placeholder-class="placeholder"
+                  value="{{commentText}}" bindinput="onCommentInput" maxlength="500"
+                  auto-height="{{true}}" show-confirm-bar="{{false}}" cursor-spacing="24"></textarea>
+        <view wx:if="{{commentImages.length}}" class="img-picker" style="margin-top:16rpx">
+          <view wx:for="{{commentImages}}" wx:key="id" class="img-thumb">
+            <image src="{{item.url}}" mode="aspectFill"></image>
+            <view class="img-del" catchtap="onRemoveCommentImage" data-index="{{index}}"><pt-icon name="close" size="{{24}}"></pt-icon></view>
+          </view>
+        </view>
+        <view class="cm-bar">
+          <view class="cm-pic" bindtap="onPickCommentImages">
+            <pt-icon name="photo" size="{{34}}"></pt-icon>
+            <text>配图 {{commentImages.length}}/3</text>
+          </view>
+          <text class="cm-count">{{commentText.length}}/500</text>
+          <view class="cm-send {{commentText ? 'on' : ''}}" bindtap="onSendComment">发送</view>
+        </view>
      </view>
    </block>

@@ -108,3 +108,20 @@
  background:var(--line);color:#fff;font-size:var(--fs-md);font-weight:var(--fw-b);transition:.16s ease;
 }
 .cm-send.on{background:var(--cta)}
+
+/* 居中弹层：评论这类以输入为主的，贴底会被键盘顶掉大半屏 */
+.sheet.sheet-center{
+  left:var(--sp-5);right:var(--sp-5);bottom:auto;top:50%;
+  border-radius:var(--r-lg);
+  transform:translateY(-50%) scale(.94);opacity:0;
+}
+.overlay.show .sheet.sheet-center{transform:translateY(-50%) scale(1);opacity:1}
+.sheet-center .sheet-scroll{max-height:62vh;padding:0 var(--sp-5) var(--sp-5)}
+.sheet-center .sheetbar{display:none}
+
+/* 评论编辑区 */
+.cm-editor{margin-top:var(--sp-4);border-top:1rpx solid var(--line);padding-top:var(--sp-4)}
+.cm-ta{min-height:160rpx;height:auto}
+.cm-bar{display:flex;align-items:center;gap:var(--sp-3);margin-top:var(--sp-3)}
+.cm-pic{display:flex;align-items:center;gap:var(--sp-1);color:var(--muted);font-size:var(--fs-sm)}
+.cm-count{margin-left:auto;color:var(--muted2);font-size:var(--fs-cap)}
@@ -66,7 +66,11 @@ Page({
    api
      .aiChat({ pet_id: store.currentPetId() || null, session: SESSION, text })
      .then((res) => this.typewrite(res.reply || '（没有返回内容）'))
-      .catch((e) => this.typewrite(e.message || '网络异常，请稍后再试。'));
+      .catch((e) => {
+        const msg = (e && e.message) || '网络异常，请稍后再试。';
+        // 额度用完不是故障，别让用户以为是网络问题反复重试
+        this.typewrite(msg.indexOf('次数') >= 0 ? msg + '\n\n每天的次数是为了控制成本，明天 0 点恢复。' : msg);
+      });
  },

  // 逐字把回复填进最后一个气泡
@@ -108,8 +108,8 @@ const api = {
  deletePost: (id) => request({ url: `/api/posts/${id}`, method: 'DELETE' }),
  deleteComment: (id) => request({ url: `/api/comments/${id}`, method: 'DELETE' }),
  listComments: (id) => request({ url: `/api/posts/${id}/comments` }),
-  createComment: (id, content) =>
-    request({ url: `/api/posts/${id}/comments`, method: 'POST', data: { content } }),
+  createComment: (id, content, images) =>
+    request({ url: `/api/posts/${id}/comments`, method: 'POST', data: { content, images: images || [] } }),

  // 文章
  listArticles: () => request({ url: '/api/articles' }),