generator client {
  provider      = "prisma-client-js"
  binaryTargets = ["native", "linux-musl", "debian-openssl-3.0.x"]
  output        = "../node_modules/.prisma/project-client"
}

datasource db {
  provider = "postgresql"
  url      = env("DATABASE_URL")
}

// 客户表
model Customer {
  id           String    @id @default(uuid())
  companyName  String    @map("company_name")
  contactName  String?   @map("contact_name")
  contactEmail String?   @map("contact_email")
  contactPhone String?   @map("contact_phone")
  createdAt    DateTime  @default(now()) @map("created_at")
  updatedAt    DateTime  @updatedAt @map("updated_at")
  licenses     License[]

  @@map("customers")
}

// 许可证类型枚举
enum LicenseType {
  FREE
  STANDARD
  PRO
}

// 许可证状态枚举
enum LicenseStatus {
  active
  disabled
  expired
}

enum ModuleGrantStatus {
  active
  disabled
  revoked
}

// 许可证表
model License {
  id           String        @id @default(uuid())
  customerId   String?       @map("customer_id")
  licenseKey   String        @unique @map("license_key")
  licenseType  LicenseType   @map("license_type")
  customerName String?       @map("customer_name") // 客户名称（免费版注册时填写）
  contactInfo  String?       @map("contact_info")  // 联系方式（手机/微信/邮箱）
  status       LicenseStatus @default(active)
  maxUsers     Int           @default(-1) @map("max_users")
  maxMaterials Int           @default(-1) @map("max_materials")
  features     Json          @default("{}")
  expiresAt    DateTime?     @map("expires_at")
  createdAt    DateTime      @default(now()) @map("created_at")
  updatedAt    DateTime      @updatedAt @map("updated_at")

  customer      Customer?      @relation(fields: [customerId], references: [id])
  activations   Activation[]
  heartbeatLogs HeartbeatLog[]
  alerts        Alert[]
  order         Order?
  moduleGrants  LicenseModuleGrant[]
  pullTokenAudits ModulePullTokenAudit[]

  @@map("licenses")
}

model LicenseModuleGrant {
  id        String            @id @default(uuid())
  licenseId String           @map("license_id")
  moduleId  String           @map("module_id")
  status    ModuleGrantStatus @default(active)
  image     String?
  version   String?
  digest    String?
  expiresAt DateTime?        @map("expires_at")
  revokedAt DateTime?        @map("revoked_at")
  createdAt DateTime         @default(now()) @map("created_at")
  updatedAt DateTime         @updatedAt @map("updated_at")

  license License @relation(fields: [licenseId], references: [id], onDelete: Cascade)

  @@unique([licenseId, moduleId])
  @@index([licenseId, status])
  @@index([moduleId, status])
  @@map("license_module_grants")
}

model ModulePullTokenAudit {
  id              String    @id @default(uuid())
  licenseId       String    @map("license_id")
  activationId    String?   @map("activation_id")
  moduleId        String    @map("module_id")
  repository      String
  digest          String?
  tokenHash       String    @map("token_hash")
  expiresAt       DateTime  @map("expires_at")
  lastValidatedAt DateTime? @map("last_validated_at")
  createdAt       DateTime  @default(now()) @map("created_at")

  license License @relation(fields: [licenseId], references: [id], onDelete: Cascade)

  @@index([licenseId, moduleId])
  @@index([tokenHash])
  @@index([expiresAt])
  @@map("module_pull_token_audits")
}

// 激活记录表
model Activation {
  id            String   @id @default(uuid())
  licenseId     String   @map("license_id")
  instanceId    String   @map("instance_id")
  fingerprint   Json
  activatedAt   DateTime @default(now()) @map("activated_at")
  lastHeartbeat DateTime? @map("last_heartbeat")
  usageStats    Json     @default("{}") @map("usage_stats")
  isActive      Boolean  @default(true) @map("is_active")

  license License @relation(fields: [licenseId], references: [id])

  @@map("activations")
}

// 心跳记录表
model HeartbeatLog {
  id              String   @id @default(uuid())
  licenseId       String   @map("license_id")
  instanceId      String   @map("instance_id")
  fingerprintHash String   @map("fingerprint_hash")
  ipAddress       String?  @map("ip_address")
  createdAt       DateTime @default(now()) @map("created_at")

  license License @relation(fields: [licenseId], references: [id])

  @@map("heartbeat_logs")
}

// 告警类型枚举
enum AlertStatus {
  pending
  resolved
  ignored
}

// 告警表
model Alert {
  id         String      @id @default(uuid())
  licenseId  String      @map("license_id")
  alertType  String      @map("alert_type")
  details    Json?
  status     AlertStatus @default(pending)
  createdAt  DateTime    @default(now()) @map("created_at")
  resolvedAt DateTime?   @map("resolved_at")

  license License @relation(fields: [licenseId], references: [id])

  @@map("alerts")
}

// 管理员表
model Admin {
  id           String   @id @default(uuid())
  username     String   @unique
  passwordHash String   @map("password_hash")
  createdAt    DateTime @default(now()) @map("created_at")
  updatedAt    DateTime @updatedAt @map("updated_at")

  @@map("admins")
}

// 订单记录表（官网购买记录）
model Order {
  id            String      @id @default(uuid())
  orderNo       String      @unique @map("order_no")
  plan          LicenseType
  customerEmail String      @map("customer_email")
  customerName  String?     @map("customer_name")
  licenseId     String?     @unique @map("license_id")
  validDays     Int         @default(365) @map("valid_days")
  createdAt     DateTime    @default(now()) @map("created_at")

  license License? @relation(fields: [licenseId], references: [id])

  @@map("orders")
}

// API 密钥表（官网调用认证）
model ApiKey {
  id         String    @id @default(uuid())
  name       String
  keyHash    String    @unique @map("key_hash")
  isActive   Boolean   @default(true) @map("is_active")
  lastUsedAt DateTime? @map("last_used_at")
  createdAt  DateTime  @default(now()) @map("created_at")

  @@map("api_keys")
}

// 版本信息表（素材系统）
model Version {
  id                 String   @id @default(uuid())
  version            String   @unique
  releaseNotes       String?  @map("release_notes")
  minRequiredVersion String?  @map("min_required_version")
  isSecurityUpdate   Boolean  @default(false) @map("is_security_update")
  isCriticalUpdate   Boolean  @default(false) @map("is_critical_update")
  downloadSize       String?  @map("download_size")
  releaseDate        DateTime @default(now()) @map("release_date")
  createdAt          DateTime @default(now()) @map("created_at")

  @@map("versions")
}

// Agent 版本信息表
model AgentVersion {
  id           String   @id @default(uuid())
  version      String   @unique
  releaseNotes String?  @map("release_notes")
  releaseDate  DateTime @default(now()) @map("release_date")
  createdAt    DateTime @default(now()) @map("created_at")

  @@map("agent_versions")
}