// This is your Prisma schema file,
// learn more about it in the docs: https://pris.ly/d/prisma-schema

generator client {
  provider = "prisma-client-js"
}

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

// ============================================================================
// ENUMS
// ============================================================================

enum UserStatus {
  PENDING_VERIFICATION
  ACTIVE
  SUSPENDED
}

enum StaffRole {
  ADMIN
  SUPPORT
}

enum SubscriptionPlan {
  TRIAL
  STARTER
  PRO
  ENTERPRISE
}

enum SubscriptionTier {
  HUB_DASHBOARD
  ADVANCED
}

enum SubscriptionStatus {
  TRIAL
  ACTIVE
  CANCELED
  PAST_DUE
}

enum OrderStatus {
  PAYMENT_CONFIRMED
  AWAITING_SERVER
  SERVER_READY
  DNS_PENDING
  DNS_READY
  PROVISIONING
  FULFILLED
  EMAIL_CONFIGURED
  FAILED
}

enum JobStatus {
  PENDING
  CLAIMED
  RUNNING
  COMPLETED
  FAILED
  DEAD
}

enum LogLevel {
  DEBUG
  INFO
  WARN
  ERROR
}

// ============================================================================
// USER & STAFF MODELS
// ============================================================================

model User {
  id            String     @id @default(cuid())
  email         String     @unique
  passwordHash  String     @map("password_hash")
  name          String?
  company       String?
  status        UserStatus @default(PENDING_VERIFICATION)
  emailVerified DateTime?  @map("email_verified")
  createdAt     DateTime   @default(now()) @map("created_at")
  updatedAt     DateTime   @updatedAt @map("updated_at")

  subscriptions Subscription[]
  orders        Order[]
  tokenUsage    TokenUsage[]

  @@map("users")
}

model Staff {
  id           String    @id @default(cuid())
  email        String    @unique
  passwordHash String    @map("password_hash")
  name         String
  role         StaffRole @default(SUPPORT)
  createdAt    DateTime  @default(now()) @map("created_at")
  updatedAt    DateTime  @updatedAt @map("updated_at")

  @@map("staff")
}

// ============================================================================
// SUBSCRIPTION & BILLING
// ============================================================================

model Subscription {
  id                   String             @id @default(cuid())
  userId               String             @map("user_id")
  plan                 SubscriptionPlan   @default(TRIAL)
  tier                 SubscriptionTier   @default(HUB_DASHBOARD)
  tokenLimit           Int                @default(10000) @map("token_limit")
  tokensUsed           Int                @default(0) @map("tokens_used")
  trialEndsAt          DateTime?          @map("trial_ends_at")
  stripeCustomerId     String?            @map("stripe_customer_id")
  stripeSubscriptionId String?            @map("stripe_subscription_id")
  status               SubscriptionStatus @default(TRIAL)
  createdAt            DateTime           @default(now()) @map("created_at")
  updatedAt            DateTime           @updatedAt @map("updated_at")

  user User @relation(fields: [userId], references: [id], onDelete: Cascade)

  @@map("subscriptions")
}

// ============================================================================
// ORDERS & PROVISIONING
// ============================================================================

model Order {
  id                      String      @id @default(cuid())
  userId                  String      @map("user_id")
  status                  OrderStatus @default(PAYMENT_CONFIRMED)
  tier                    SubscriptionTier
  domain                  String
  tools                   String[]
  configJson              Json        @map("config_json")

  // Server credentials (entered by staff)
  serverIp                String?     @map("server_ip")
  serverPasswordEncrypted String?     @map("server_password_encrypted")
  sshPort                 Int         @default(22) @map("ssh_port")

  // Generated after provisioning
  portainerUrl            String?     @map("portainer_url")
  dashboardUrl            String?     @map("dashboard_url")
  failureReason           String?     @map("failure_reason")

  // Timestamps
  createdAt               DateTime    @default(now()) @map("created_at")
  updatedAt               DateTime    @updatedAt @map("updated_at")
  serverReadyAt           DateTime?   @map("server_ready_at")
  provisioningStartedAt   DateTime?   @map("provisioning_started_at")
  completedAt             DateTime?   @map("completed_at")

  user              User              @relation(fields: [userId], references: [id], onDelete: Cascade)
  provisioningLogs  ProvisioningLog[]
  jobs              ProvisioningJob[]

  @@map("orders")
}

model ProvisioningLog {
  id        String   @id @default(cuid())
  orderId   String   @map("order_id")
  level     LogLevel @default(INFO)
  message   String
  step      String?
  timestamp DateTime @default(now())

  order Order @relation(fields: [orderId], references: [id], onDelete: Cascade)

  @@index([orderId, timestamp])
  @@map("provisioning_logs")
}

// ============================================================================
// JOB QUEUE
// ============================================================================

model ProvisioningJob {
  id             String    @id @default(cuid())
  orderId        String    @map("order_id")
  jobType        String    @map("job_type")
  status         JobStatus @default(PENDING)
  priority       Int       @default(0)
  claimedAt      DateTime? @map("claimed_at")
  claimedBy      String?   @map("claimed_by")
  containerName  String?   @map("container_name")
  attempt        Int       @default(1)
  maxAttempts    Int       @default(3) @map("max_attempts")
  nextRetryAt    DateTime? @map("next_retry_at")
  configSnapshot   Json      @map("config_snapshot")
  runnerTokenHash  String?   @map("runner_token_hash")
  result           Json?
  error            String?
  createdAt        DateTime  @default(now()) @map("created_at")
  updatedAt      DateTime  @updatedAt @map("updated_at")
  completedAt    DateTime? @map("completed_at")

  order Order    @relation(fields: [orderId], references: [id], onDelete: Cascade)
  logs  JobLog[]

  @@index([status, priority, createdAt])
  @@index([orderId])
  @@map("provisioning_jobs")
}

model JobLog {
  id        String   @id @default(cuid())
  jobId     String   @map("job_id")
  level     LogLevel @default(INFO)
  message   String
  step      String?
  progress  Int?
  timestamp DateTime @default(now())

  job ProvisioningJob @relation(fields: [jobId], references: [id], onDelete: Cascade)

  @@index([jobId, timestamp])
  @@map("job_logs")
}

// ============================================================================
// TOKEN USAGE (AI Tracking)
// ============================================================================

model TokenUsage {
  id           String   @id @default(cuid())
  userId       String   @map("user_id")
  instanceId   String?  @map("instance_id")
  operation    String   // chat, analysis, setup
  tokensInput  Int      @map("tokens_input")
  tokensOutput Int      @map("tokens_output")
  model        String
  createdAt    DateTime @default(now()) @map("created_at")

  user User @relation(fields: [userId], references: [id], onDelete: Cascade)

  @@index([userId, createdAt])
  @@map("token_usage")
}

// ============================================================================
// RUNNER TOKENS
// ============================================================================

model RunnerToken {
  id        String   @id @default(cuid())
  tokenHash String   @unique @map("token_hash")
  name      String
  isActive  Boolean  @default(true) @map("is_active")
  lastUsed  DateTime? @map("last_used")
  createdAt DateTime @default(now()) @map("created_at")

  @@map("runner_tokens")
}