feat: 添加 NekoCode 中转站架构支持

- 使用 Cookie 认证（session）
- 支持余额查询和每日配额显示
- 显示订阅状态和有效期

frontend/src/features/providers/auth-templates/index.ts

@@ -24,13 +24,14 @@
 import type { AuthTemplate, AuthTemplateRegistry } from './types'
 import { anyrouterTemplate } from './anyrouter'
 import { cubenceTemplate } from './cubence'
+import { nekocodeTemplate } from './nekocode'
 import { newApiTemplate } from './new-api'
 import { yescodeTemplate } from './yescode'
 
 // ==================== 模板注册 ====================
 // 在这里添加新模板
 
-const templates: AuthTemplate[] = [newApiTemplate, anyrouterTemplate, cubenceTemplate, yescodeTemplate]
+const templates: AuthTemplate[] = [newApiTemplate, anyrouterTemplate, cubenceTemplate, nekocodeTemplate, yescodeTemplate]
 
 // ==================== 注册表实现 ====================
 
@@ -68,5 +69,6 @@ export const authTemplateRegistry: AuthTemplateRegistry = {
 export * from './types'
 export { anyrouterTemplate } from './anyrouter'
 export { cubenceTemplate } from './cubence'
+export { nekocodeTemplate } from './nekocode'
 export { newApiTemplate } from './new-api'
 export { yescodeTemplate } from './yescode'

frontend/src/features/providers/auth-templates/nekocode.ts

@@ -0,0 +1,148 @@
+/**
+ * NekoCode 认证模板
+ *
+ * 适用于 NekoCode 中转站：
+ * - 使用 Cookie 认证（session）
+ * - 显示余额、每日配额、订阅状态
+ */
+
+import type { AuthTemplate, AuthTemplateFieldGroup, BalanceExtraItem } from './types'
+import type { SaveConfigRequest } from '@/api/providerOps'
+import { PROXY_FIELD_GROUP, buildProxyUrl, parseProxyUrl } from './types'
+
+export const nekocodeTemplate: AuthTemplate = {
+  id: 'nekocode',
+  name: 'NekoCode',
+  description: '适用于 NekoCode 中转站，使用 Cookie 认证',
+
+  getFields(providerWebsite?: string): AuthTemplateFieldGroup[] {
+    return [
+      {
+        fields: [
+          {
+            key: 'base_url',
+            label: '站点地址',
+            type: 'text',
+            placeholder: providerWebsite || 'https://nekocode.ai',
+            required: !providerWebsite,
+            helpText: '通常为 https://nekocode.ai',
+          },
+          {
+            key: 'session_cookie',
+            label: 'Cookie',
+            type: 'password',
+            placeholder: 'session=MTc2OTYx...',
+            required: true,
+            sensitive: true,
+            helpText: '从浏览器开发者工具复制 session Cookie 值',
+          },
+        ],
+      },
+      PROXY_FIELD_GROUP,
+    ]
+  },
+
+  buildRequest(formData: Record<string, any>, providerWebsite?: string): SaveConfigRequest {
+    const baseUrl = formData.base_url || providerWebsite || ''
+
+    return {
+      architecture_id: 'nekocode',
+      base_url: baseUrl,
+      connector: {
+        auth_type: 'cookie',
+        config: {
+          proxy: buildProxyUrl(formData),
+        },
+        credentials: {
+          session_cookie: formData.session_cookie,
+        },
+      },
+      actions: {},
+      schedule: {},
+    }
+  },
+
+  parseConfig(config: any): Record<string, any> {
+    const proxyData = parseProxyUrl(config?.connector?.config?.proxy)
+    return {
+      base_url: config?.base_url || '',
+      session_cookie: config?.connector?.credentials?.session_cookie || '',
+      ...proxyData,
+    }
+  },
+
+  validate(formData: Record<string, any>): string | null {
+    if (!formData.session_cookie?.trim()) {
+      return '请填写 Session Cookie'
+    }
+    return null
+  },
+
+  formatQuota(quota: number): string {
+    // NekoCode 的余额单位是美元
+    if (quota >= 1) {
+      return `$${quota.toFixed(2)}`
+    }
+    return `$${quota.toFixed(4)}`
+  },
+
+  formatBalanceExtra(extra: Record<string, any>): BalanceExtraItem[] {
+    const items: BalanceExtraItem[] = []
+
+    // 每日配额（天卡）- 显示进度条和倒计时
+    if (extra.daily_quota_limit !== undefined && extra.daily_remaining_quota !== undefined) {
+      const limit = Number(extra.daily_quota_limit)
+      const remaining = Number(extra.daily_remaining_quota)
+      const percent = limit > 0 ? Math.round((remaining / limit) * 100) : 0
+
+      // 计算刷新时间戳
+      let resetsAt: number | undefined
+      if (extra.effective_start_date) {
+        try {
+          // effective_start_date 是订阅开始时间，每日配额在每天的这个时间刷新
+          const startDate = new Date(extra.effective_start_date)
+          const now = new Date()
+          // 找到下一个刷新时间点（今天或明天的同一时间）
+          const todayReset = new Date(now)
+          todayReset.setHours(startDate.getHours(), startDate.getMinutes(), startDate.getSeconds(), 0)
+          if (todayReset <= now) {
+            // 已过今天的刷新时间，设为明天
+            todayReset.setDate(todayReset.getDate() + 1)
+          }
+          resetsAt = Math.floor(todayReset.getTime() / 1000)
+        } catch {
+          // 忽略解析错误
+        }
+      }
+
+      items.push({
+        label: '天',
+        value: `${percent}%`,
+        percent,
+        resetsAt,
+      })
+    }
+
+    // 套餐到期时间 - 显示倒计时
+    if (extra.effective_end_date) {
+      try {
+        const endDate = new Date(extra.effective_end_date)
+        const now = new Date()
+        const daysLeft = Math.ceil((endDate.getTime() - now.getTime()) / (1000 * 60 * 60 * 24))
+        const resetsAt = Math.floor(endDate.getTime() / 1000)
+        const percent = Math.min(100, Math.max(0, Math.round((daysLeft / 30) * 100)))
+
+        items.push({
+          label: '月',
+          value: `${percent}%`,
+          percent,
+          resetsAt,
+        })
+      } catch {
+        // 忽略解析错误
+      }
+    }
+
+    return items
+  },
+}