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

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

model NotificationDelivery {
  id                String   @id @default(uuid())
  projectCode       String
  idempotencyKey    String
  requestHash       String
  recipientUserId   String
  businessTitle     String
  renderedTitle     String
  content           String
  actionTitle       String
  actionUrl         String
  status            String   @default("pending")
  attemptCount      Int      @default(0)
  maxAttempts       Int      @default(4)
  nextAttemptAt     DateTime @default(now())
  leaseOwner        String?
  leaseExpiresAt    DateTime?
  processQueryKey   String?
  lastErrorCode     String?
  lastErrorMessage  String?
  sentAt            DateTime?
  readAt            DateTime?
  createdAt         DateTime @default(now())
  updatedAt         DateTime @updatedAt

  @@unique([projectCode, idempotencyKey])
  @@index([status, nextAttemptAt])
  @@index([leaseExpiresAt])
  @@index([processQueryKey])
}

model RequestNonce {
  id          String   @id @default(uuid())
  projectCode String
  nonce       String
  expiresAt   DateTime
  createdAt   DateTime @default(now())

  @@unique([projectCode, nonce])
  @@index([expiresAt])
}

model DingtalkLoginTicket {
  id             String    @id @default(uuid())
  projectCode    String
  audience       String
  ticketHash     String    @unique
  ticketNonce    String    @unique
  authCodeHash   String    @unique
  dingtalkUserId String
  redirectPath   String
  expiresAt      DateTime
  consumedAt     DateTime?
  createdAt      DateTime  @default(now())

  @@index([projectCode, audience, expiresAt])
  @@index([expiresAt, consumedAt])
}