111111

miniprogram/custom-tab-bar/index.js

@@ -1,14 +1,76 @@
 // 自定义 TabBar：完全由后台配置驱动
 // 数据来源：app.globalData.tabBar.items（GET /api/mp/tabbar）
-// 兜底（无后台配置或不足 2 项时）：仅首页 + 我；拍摄 / 神仙 AI 默认不展示，由超管 TabBar 配置显式开启
+// 兜底：首页 · 拍摄(第2项凸起) · 神仙AI · 我
 
 const { isAuditHideAiMode, shouldHideTabBarHighlightFab } = require('../utils/miniprogramAuditGate.js')
 
 const DEFAULT_ITEMS = [
   { pagePath: 'pages/index/index',   text: '首页',   iconKey: 'home',    iconUrl: '', highlight: false },
+  { pagePath: 'pages/index/camera',  text: '拍摄',   iconKey: 'camera',  iconUrl: '', highlight: true  },
+  { pagePath: 'pages/ai-chat/index', text: '神仙AI', iconKey: 'ai', iconUrl: '', iconUrlActive: '', highlight: false },
   { pagePath: 'pages/profile/index', text: '我',     iconKey: 'profile', iconUrl: '', highlight: false }
 ]
 
+const AI_PATH = 'pages/ai-chat/index'
+
+/** 与 iconKey 为 ai 时的图标 URL 归一（与 refreshFromConfig 内一致） */
+function mapTabIconUrls(rawItems) {
+  return rawItems.map((it) => {
+    if (it.iconKey === 'ai') {
+      const u = (it.iconUrl && String(it.iconUrl).trim()) || ''
+      const raster = /\.(png|jpg|jpeg|webp)$/i.test(u)
+      if (raster) {
+        return {
+          ...it,
+          iconUrl: u,
+          iconUrlActive: (it.iconUrlActive && String(it.iconUrlActive).trim()) || '/images/tab-ai-active.png'
+        }
+      }
+      return { ...it, iconUrl: '', iconUrlActive: '' }
+    }
+    return { ...it, iconUrl: it.iconUrl || '' }
+  })
+}
+
+/**
+ * 提审/面相审核：去掉神仙 AI；非审核且列表无神仙 AI 时补回（与 app.json 仅 3 Tab 时 navigateTo 兜底配合）
+ */
+function applyAuditFilterAndMaybeInjectAi(items, gd) {
+  const hideAiTab = isAuditHideAiMode(gd)
+  const hideMiddleFab = shouldHideTabBarHighlightFab(gd)
+
+  let effectiveItems = items.filter((it) => {
+    const path = (it.pagePath || '').replace(/^\//, '')
+    if (hideAiTab && (it.iconKey === 'ai' || /ai-chat/.test(path))) return false
+    if (hideMiddleFab && it.highlight) return false
+    return true
+  })
+
+  const hasAiItem = effectiveItems.some((it) => {
+    const p = (it.pagePath || '').replace(/^\//, '')
+    return p === AI_PATH || it.iconKey === 'ai' || /ai-chat/.test(p)
+  })
+  if (!hideAiTab && !hasAiItem) {
+    const next = effectiveItems.slice()
+    const insertAt = Math.max(0, next.length - 1)
+    next.splice(insertAt, 0, {
+      pagePath: AI_PATH,
+      text: '神仙AI',
+      iconKey: 'ai',
+      iconUrl: '',
+      iconUrlActive: '',
+      highlight: false,
+    })
+    effectiveItems = next
+  }
+
+  return {
+    effectiveItems,
+    reviewMode: !!(gd.reviewMode || gd.maintenanceMode),
+    hideMiddleFab,
+  }
+}
+
 Component({
   data: {
     selected: 0,
@@ -31,39 +93,14 @@ Component({
 
   methods: {
     refreshFromConfig() {
+      const app = getApp() || {}
+      const gd = app.globalData || {}
+
       try {
-        const app = getApp() || {}
-        const gd = app.globalData || {}
         const cfg = gd.tabBar && Array.isArray(gd.tabBar.items) ? gd.tabBar.items : null
         const rawItems = (cfg && cfg.length >= 2) ? cfg.slice() : DEFAULT_ITEMS.slice()
-        const items = rawItems.map((it) => {
-          if (it.iconKey === 'ai') {
-            const u = (it.iconUrl && String(it.iconUrl).trim()) || ''
-            const raster = /\.(png|jpg|jpeg|webp)$/i.test(u)
-            if (raster) {
-              return {
-                ...it,
-                iconUrl: u,
-                iconUrlActive: (it.iconUrlActive && String(it.iconUrlActive).trim()) || '/images/tab-ai-active.png'
-              }
-            }
-            return { ...it, iconUrl: '', iconUrlActive: '' }
-          }
-          return { ...it, iconUrl: it.iconUrl || '' }
-        })
-
-        const reviewMode = !!(gd.reviewMode || gd.maintenanceMode)
-        const hideAiTab = isAuditHideAiMode(gd)
-        const hideMiddleFab = shouldHideTabBarHighlightFab(gd)
-
-        // 提审或面相审核：去掉神仙 AI Tab（与 miniprogramAuditGate 一致）
-        // 审核模式 / face 关闭时：隐藏所有 highlight=true 的 Tab
-        const effectiveItems = items.filter((it) => {
-          const path = (it.pagePath || '').replace(/^\//, '')
-          if (hideAiTab && (it.iconKey === 'ai' || /ai-chat/.test(path))) return false
-          if (hideMiddleFab && it.highlight) return false
-          return true
-        })
+        const items = mapTabIconUrls(rawItems)
+        const { effectiveItems, reviewMode, hideMiddleFab } = applyAuditFilterAndMaybeInjectAi(items, gd)
 
         this.setData({
           items: effectiveItems,
@@ -71,7 +108,17 @@ Component({
           hideMiddleFab,
         }, () => this.updateSelected())
       } catch (e) {
-        this.setData({ items: DEFAULT_ITEMS, reviewMode: false, hideMiddleFab: false }, () => this.updateSelected())
+        try {
+          const items = mapTabIconUrls(DEFAULT_ITEMS.slice())
+          const { effectiveItems, reviewMode, hideMiddleFab } = applyAuditFilterAndMaybeInjectAi(items, gd)
+          this.setData({
+            items: effectiveItems,
+            reviewMode,
+            hideMiddleFab,
+          }, () => this.updateSelected())
+        } catch (e2) {
+          this.setData({ items: [], reviewMode: false, hideMiddleFab: false }, () => this.updateSelected())
+        }
       }
     },