fix(admin): unify settings save controls

assets/admin/src/pages/CmsCredits.vue

@@ -103,57 +103,76 @@
       </n-form>
     </n-card>
 
-    <div class="jio-form-footer">
-      <n-button type="primary" :loading="saving" @click="saveCfg">保存配置</n-button>
-    </div>
+    <JioSaveBar :dirty="dirty" :saving="saving" @save="saveCfg" @reload="loadCfg" />
   </div>
 </template>
 
 <script setup>
-import { ref, reactive, onMounted } from 'vue'
+import { computed, ref, reactive, onMounted } from 'vue'
 import { useMessage } from 'naive-ui'
 import api from '@/api'
+import JioSaveBar from '@/components/form/JioSaveBar.vue'
 
 const message = useMessage()
 
-// ---------- 配置 ----------
-const cfg = reactive({
-  enabled: true,
-  currency_name: '',
-  register_bonus: 10,
-  daily_signin: { enabled: true, base: 1, streak: { 3: 2, 7: 5, 30: 20 } },
-  comment_reward: { enabled: true, amount: 1, daily_cap: 5, min_length: 10, on_approved: true },
-  referral_reward: {
+function defaultCfg() {
+  return {
     enabled: true,
-    promoter_amount: 5,
-    referred_amount: 2,
-    level_points: 0,
-    require_verify: true,
-    ip_daily_cap: 3,
-  },
-  download_default_cost: 0,
-})
+    currency_name: '',
+    register_bonus: 10,
+    daily_signin: { enabled: true, base: 1, streak: { 3: 2, 7: 5, 30: 20 } },
+    comment_reward: { enabled: true, amount: 1, daily_cap: 5, min_length: 10, on_approved: true },
+    referral_reward: {
+      enabled: true,
+      promoter_amount: 5,
+      referred_amount: 2,
+      level_points: 0,
+      require_verify: true,
+      ip_daily_cap: 3,
+    },
+    download_default_cost: 0,
+  }
+}
+const cfg = reactive(defaultCfg())
 const streakJson = ref('{}')
+const loading = ref(true)
 const saving = ref(false)
+const initial = ref('')
+const snapshot = computed(() => JSON.stringify({ cfg, streakJson: streakJson.value }))
+const dirty = computed(() => !loading.value && initial.value !== '' && snapshot.value !== initial.value)
 
 async function loadCfg() {
+  loading.value = true
   try {
     const response = await api.getCreditSettings()
     const data = response?.data || response || {}
-    Object.assign(cfg, data)
+    Object.assign(cfg, defaultCfg(), data)
     streakJson.value = JSON.stringify(cfg.daily_signin?.streak || {}, null, 0)
+    initial.value = snapshot.value
   } catch (e) {
     message.error(e.message || '加载失败')
+  } finally {
+    loading.value = false
   }
 }
 
 async function saveCfg() {
+  let streak
+  try {
+    streak = JSON.parse(streakJson.value || '{}')
+  } catch (error) {
+    message.error('连续奖励 JSON 格式错误')
+    return
+  }
+  if (!streak || typeof streak !== 'object' || Array.isArray(streak)) {
+    message.error('连续奖励必须是 JSON 对象')
+    return
+  }
   saving.value = true
   try {
-    let streak = {}
-    try { streak = JSON.parse(streakJson.value || '{}') } catch (_) { /* ignore */ }
+    await api.saveCreditSettings({ ...cfg, daily_signin: { ...cfg.daily_signin, streak } })
     cfg.daily_signin.streak = streak
-    await api.saveCreditSettings(cfg)
+    initial.value = snapshot.value
     message.success('已保存')
   } catch (e) {
     message.error(e.message || '保存失败')