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

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

// ── Organization ──────────────────────────────────────────────────────────────

model Organization {
  id              String   @id @default(cuid())
  name            String
  slug            String   @unique
  logoUrl         String?
  primaryColor    String?
  stripeAccountId String?
  publicUrl       String?
  localHostname   String?
  createdAt       DateTime @default(now())
  updatedAt       DateTime @updatedAt

  events   AuctionEvent[]
  bidders  Bidder[]
  staffUsers StaffUser[]
}

// ── Staff Users ───────────────────────────────────────────────────────────────

model StaffUser {
  id             String   @id @default(cuid())
  organizationId String
  email          String   @unique
  name           String
  role           String   // admin | event_manager | auctioneer | spotter | checkin_staff
  passwordHash   String?
  createdAt      DateTime @default(now())
  updatedAt      DateTime @updatedAt

  organization Organization @relation(fields: [organizationId], references: [id])
  auditLogs    AuditLog[]
}

// ── Events ────────────────────────────────────────────────────────────────────

model AuctionEvent {
  id             String      @id @default(cuid())
  organizationId String
  name           String
  slug           String
  description    String?
  venueAddress   String?
  startAt        DateTime
  endAt          DateTime
  status         String      @default("draft") // draft | published | active | closed | archived
  timezone       String      @default("America/New_York")
  bannerImageUrl String?
  createdAt      DateTime    @default(now())
  updatedAt      DateTime    @updatedAt

  organization         Organization           @relation(fields: [organizationId], references: [id])
  auctions             Auction[]
  bidders              BidderEventEnrollment[]
  invoices             Invoice[]
  donations            Donation[]
  paddleRaiseCampaigns PaddleRaiseCampaign[]
  auditLogs            AuditLog[]

  @@unique([organizationId, slug])
}

// ── Auctions ──────────────────────────────────────────────────────────────────

model Auction {
  id        String   @id @default(cuid())
  eventId   String
  type      String   // live | silent
  name      String
  status    String   @default("draft") // draft | active | paused | closed
  sortOrder Int      @default(0)
  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  event         AuctionEvent         @relation(fields: [eventId], references: [id])
  items         AuctionItem[]
  silentWindows SilentAuctionWindow[]
}

// ── Auction Items ─────────────────────────────────────────────────────────────

model AuctionItem {
  id                     String   @id @default(cuid())
  auctionId              String
  lotNumber              String
  title                  String
  description            String?
  donorName              String?
  category               String?
  fairMarketValue        Decimal?
  openingBid             Decimal  @default(0)
  reservePrice           Decimal?
  currentHighBid         Decimal?
  currentHighBidderId    String?
  bidIncrement           Decimal  @default(10)
  state                  String   @default("preview") // preview | active | going_once | going_twice | sold | passed | closed
  pickupNotes            String?
  sortOrder              Int      @default(0)
  silentWindowId         String?
  softCloseEnabled       Boolean  @default(false)
  softCloseExtendMinutes Int      @default(2)
  createdAt              DateTime @default(now())
  updatedAt              DateTime @updatedAt

  auction              Auction              @relation(fields: [auctionId], references: [id])
  silentWindow         SilentAuctionWindow? @relation(fields: [silentWindowId], references: [id])
  currentHighBidder    Bidder?              @relation("CurrentHighBids", fields: [currentHighBidderId], references: [id])
  media                ItemMedia[]
  bids                 Bid[]

  @@unique([auctionId, lotNumber])
}

model ItemMedia {
  id           String   @id @default(cuid())
  itemId       String
  mediaType    String   // image | video | document | embed
  url          String
  thumbnailUrl String?
  caption      String?
  sortOrder    Int      @default(0)
  createdAt    DateTime @default(now())

  item AuctionItem @relation(fields: [itemId], references: [id], onDelete: Cascade)
}

model SilentAuctionWindow {
  id                     String   @id @default(cuid())
  auctionId              String
  name                   String
  opensAt                DateTime
  closesAt               DateTime
  softCloseEnabled       Boolean  @default(false)
  softCloseExtendMinutes Int      @default(2)
  status                 String   @default("pending") // pending | open | closed

  auction Auction       @relation(fields: [auctionId], references: [id])
  items   AuctionItem[]
}

// ── Bidders ───────────────────────────────────────────────────────────────────

model Bidder {
  id                  String   @id @default(cuid())
  organizationId      String
  email               String?
  phone               String?
  firstName           String
  lastName            String
  paymentMethodOnFile Boolean  @default(false)
  createdAt           DateTime @default(now())
  updatedAt           DateTime @updatedAt

  organization    Organization            @relation(fields: [organizationId], references: [id])
  authMethods     BidderAuthMethod[]
  eventEnrollments BidderEventEnrollment[]
  bids            Bid[]
  currentHighBids AuctionItem[]           @relation("CurrentHighBids")
  invoices        Invoice[]
  donations       Donation[]
  deviceSessions  DeviceSession[]
  notifications   Notification[]
}

model BidderAuthMethod {
  id         String    @id @default(cuid())
  bidderId   String
  type       String    // email_magic_link | sms_otp
  identifier String
  verifiedAt DateTime?
  createdAt  DateTime  @default(now())

  bidder Bidder @relation(fields: [bidderId], references: [id], onDelete: Cascade)

  @@unique([type, identifier])
}

model BidderEventEnrollment {
  id              String   @id @default(cuid())
  bidderId        String
  eventId         String
  paddleNumber    String?
  tableAssignment String?
  notes           String?
  checkInStatus   String   @default("pending") // pending | checked_in
  checkInAt       DateTime?
  createdAt       DateTime @default(now())

  bidder Bidder       @relation(fields: [bidderId], references: [id])
  event  AuctionEvent @relation(fields: [eventId], references: [id])

  @@unique([bidderId, eventId])
  @@unique([eventId, paddleNumber])
}

// ── Bids ──────────────────────────────────────────────────────────────────────

model Bid {
  id              String   @id @default(cuid())
  itemId          String
  bidderId        String
  amount          Decimal
  clientCreatedAt DateTime
  serverReceivedAt DateTime @default(now())
  originMode      String   // public | local_dns | local_ip | offline_queue
  syncStatus      String   @default("synced") // synced | pending | conflict | rejected
  deviceId        String
  clientSeq       Int
  isWinning       Boolean  @default(false)
  createdAt       DateTime @default(now())

  item   AuctionItem @relation(fields: [itemId], references: [id])
  bidder Bidder      @relation(fields: [bidderId], references: [id])

  @@index([itemId, createdAt])
  @@index([bidderId])
}

// ── Paddle Raise & Donations ──────────────────────────────────────────────────

model PaddleRaiseCampaign {
  id          String   @id @default(cuid())
  eventId     String
  name        String
  goal        Decimal?
  totalRaised Decimal  @default(0)
  tiers       Json     @default("[]") // number[]
  isActive    Boolean  @default(false)
  createdAt   DateTime @default(now())
  updatedAt   DateTime @updatedAt

  event     AuctionEvent @relation(fields: [eventId], references: [id])
  donations Donation[]
}

model Donation {
  id                    String   @id @default(cuid())
  eventId               String
  bidderId              String?
  campaignId            String?
  amount                Decimal
  anonymous             Boolean  @default(false)
  stripePaymentIntentId String?
  createdAt             DateTime @default(now())

  event    AuctionEvent         @relation(fields: [eventId], references: [id])
  bidder   Bidder?              @relation(fields: [bidderId], references: [id])
  campaign PaddleRaiseCampaign? @relation(fields: [campaignId], references: [id])
}

// ── Invoices & Payments ───────────────────────────────────────────────────────

model Invoice {
  id              String   @id @default(cuid())
  bidderId        String
  eventId         String
  stripeInvoiceId String?
  totalAmount     Decimal  @default(0)
  paidAmount      Decimal  @default(0)
  status          String   @default("draft") // draft | open | paid | partially_paid | void
  createdAt       DateTime @default(now())
  updatedAt       DateTime @updatedAt

  bidder   Bidder       @relation(fields: [bidderId], references: [id])
  event    AuctionEvent @relation(fields: [eventId], references: [id])
  payments Payment[]
}

model Payment {
  id                    String   @id @default(cuid())
  invoiceId             String
  stripePaymentIntentId String?
  amount                Decimal
  currency              String   @default("usd")
  status                String   // pending | succeeded | failed | refunded
  createdAt             DateTime @default(now())

  invoice Invoice @relation(fields: [invoiceId], references: [id])
}

// ── Device Sessions ───────────────────────────────────────────────────────────

model DeviceSession {
  id        String   @id @default(cuid())
  bidderId  String
  deviceId  String   @unique
  userAgent String?
  lastSeenAt DateTime @default(now())
  createdAt  DateTime @default(now())

  bidder Bidder @relation(fields: [bidderId], references: [id])
}

// ── Audit Log ─────────────────────────────────────────────────────────────────

model AuditLog {
  id           String   @id @default(cuid())
  eventId      String?
  staffUserId  String?
  action       String
  entityType   String
  entityId     String
  payload      Json?
  originMode   String?  // mirrors bid origin when relevant
  ipAddress    String?
  createdAt    DateTime @default(now())

  event     AuctionEvent? @relation(fields: [eventId], references: [id])
  staffUser StaffUser?    @relation(fields: [staffUserId], references: [id])

  @@index([eventId, createdAt])
  @@index([entityType, entityId])
}

// ── Notifications ─────────────────────────────────────────────────────────────

model Notification {
  id        String   @id @default(cuid())
  bidderId  String
  type      String   // outbid | item_closed | checkout_ready | otp | receipt
  channel   String   // in_app | push | email | sms
  payload   Json
  sentAt    DateTime?
  readAt    DateTime?
  createdAt DateTime @default(now())

  bidder Bidder @relation(fields: [bidderId], references: [id])
}