import { getHardwareFingerprint } from '@/lib/fingerprint'
import { getDB } from '@/server/db'
import { deviceInfoTable } from '@/server/db/schema'

let initPromise: Promise<void> | null = null

/**
 * 确保设备信息已在数据库中初始化
 * 使用单例模式防止并发重复初始化
 */
export async function ensureDeviceInitialized(): Promise<void> {
  if (initPromise) {
    return initPromise
  }

  initPromise = (async () => {
    try {
      const db = getDB()

      // 获取硬件指纹
      let result: { fingerprint: string; quality: 'strong' | 'medium' | 'weak' }
      try {
        result = await getHardwareFingerprint({
          cacheTtlMs: 10 * 60 * 1000,
          includePrimaryDisk: true,
        })
      } catch (error) {
        console.error('Failed to get hardware fingerprint:', error)
        // 回退逻辑
        result = {
          fingerprint: `unknown-${Date.now()}`,
          quality: 'weak' as const,
        }
      }

      // 使用 UPSERT 逻辑更新或插入设备信息
      await db
        .insert(deviceInfoTable)
        .values({
          fingerprint: result.fingerprint,
          fingerprintQuality: result.quality,
          license: null,
          licenseActivatedAt: null,
        })
        .onConflictDoUpdate({
          target: deviceInfoTable.fingerprint,
          set: {
            fingerprintQuality: result.quality,
            updatedAt: new Date(),
          },
        })
    } catch (error) {
      console.error('Failed to initialize device info:', error)
      // 重置 promise 以允许重试
      initPromise = null
      throw error
    }
  })()

  return initPromise
}