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

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

// =====================================================================
// Core Reference Data
// =====================================================================

model State {
  id    String @id @default(cuid())
  name  String @unique
  abbr  String @unique @db.VarChar(2)
  lat   Float
  lng   Float

  regulation          Regulation?
  equipmentRequirements EquipmentRequirement[]
  contact             Contact?
  seasonalRestrictions SeasonalRestriction[]
  truckStops          TruckStop[]
  bridges             Bridge[]
  weighStations       WeighStation[]
  alerts              Alert[]

  @@map("states")
}

model Regulation {
  id           String @id @default(cuid())
  stateId      String @unique
  state        State  @relation(fields: [stateId], references: [id], onDelete: Cascade)

  permitWidth  String
  permitHeight String
  permitLength String
  permitWeight String

  escortWidth  String
  escortHeight String
  escortLength String
  escortWeight String

  travelRestrictions String
  holidays           String
  agency             String
  url                String
  notes              String @db.Text

  @@map("regulations")
}

model EquipmentRequirement {
  id      String @id @default(cuid())
  stateId String
  state   State  @relation(fields: [stateId], references: [id], onDelete: Cascade)

  type          String // "escort" or "carrier"
  certification String @default("")
  vehicle       String @default("")
  signs         String @default("")
  lights        String @default("")
  heightPole    String @default("")
  flags         String @default("")
  safetyGear    String @default("") @db.Text
  communication String @default("")

  @@map("equipment_requirements")
}

model Contact {
  id        String @id @default(cuid())
  stateId   String @unique
  state     State  @relation(fields: [stateId], references: [id], onDelete: Cascade)

  permitPhone String
  policePhone String
  email       String
  hours       String
  portalUrl   String

  @@map("contacts")
}

model SeasonalRestriction {
  id      String @id @default(cuid())
  stateId String
  state   State  @relation(fields: [stateId], references: [id], onDelete: Cascade)

  name        String
  type        String // "spring_weight", "winter_closure", "harvest", "holiday_blackout"
  startMonth  Int
  endMonth    Int
  description String @db.Text

  @@map("seasonal_restrictions")
}

// =====================================================================
// Geospatial Entities
// =====================================================================

model TruckStop {
  id      String @id @default(cuid())
  stateId String
  state   State  @relation(fields: [stateId], references: [id], onDelete: Cascade)

  name              String
  lat               Float
  lng               Float
  address           String
  hasOversizeParking Boolean @default(false)
  entranceHeight    String  @default("")
  entranceWidth     String  @default("")
  lotSqFt           Int?
  facilities        Json    @default("[]") // ["fuel","food","showers","restrooms"]
  satelliteUrl      String  @default("")
  phone             String  @default("")

  contributions Contribution[]

  @@map("truck_stops")
}

model Bridge {
  id      String @id @default(cuid())
  stateId String
  state   State  @relation(fields: [stateId], references: [id], onDelete: Cascade)

  name            String
  lat             Float
  lng             Float
  route           String
  heightClearance Float // in feet
  widthClearance  Float? // in feet, null = unrestricted
  weightLimit     Float? // in lbs, null = unrestricted
  lastVerified    DateTime?

  @@map("bridges")
}

model WeighStation {
  id      String @id @default(cuid())
  stateId String
  state   State  @relation(fields: [stateId], references: [id], onDelete: Cascade)

  name             String
  lat              Float
  lng              Float
  direction        String  // "NB", "SB", "EB", "WB"
  route            String
  prePass          Boolean @default(false)
  hours            String  @default("")
  currentStatus    String  @default("unknown") // "open", "closed", "unknown"
  lastStatusUpdate DateTime?
  lastStatusUserId String?

  contributions Contribution[]

  @@map("weigh_stations")
}

// =====================================================================
// Users & Auth
// =====================================================================

model User {
  id           String   @id @default(cuid())
  email        String   @unique
  passwordHash String
  name         String
  role         String   @default("driver") // "driver", "carrier", "escort", "admin"
  tier         String   @default("free")   // "free", "subscriber", "premium"
  createdAt    DateTime @default(now())
  updatedAt    DateTime @updatedAt

  escortProfile EscortProfile?
  loads         Load[]
  orders        Order[]
  documents     Document[]
  contributions Contribution[]

  @@map("users")
}

model EscortProfile {
  id     String @id @default(cuid())
  userId String @unique
  user   User   @relation(fields: [userId], references: [id], onDelete: Cascade)

  lat            Float
  lng            Float
  radiusMiles    Int      @default(100)
  certifications Json     @default("[]") // ["TX","OK","CA"]
  vehicleType    String   @default("")
  availability   String   @default("available") // "available", "on_job", "unavailable"
  rating         Float    @default(0)
  ratingCount    Int      @default(0)
  phone          String   @default("")
  bio            String   @default("") @db.Text

  @@map("escort_profiles")
}

// =====================================================================
// Transactional Data
// =====================================================================

model Load {
  id       String @id @default(cuid())
  posterId String
  poster   User   @relation(fields: [posterId], references: [id], onDelete: Cascade)

  origin       String
  destination  String
  pickupDate   DateTime
  width        String
  height       String
  length       String
  weight       String
  description  String  @default("") @db.Text
  escortsNeeded Int    @default(1)
  status       String  @default("open") // "open", "assigned", "in_transit", "delivered", "cancelled"
  createdAt    DateTime @default(now())
  updatedAt    DateTime @updatedAt

  @@map("loads")
}

model Order {
  id     String @id @default(cuid())
  userId String
  user   User   @relation(fields: [userId], references: [id], onDelete: Cascade)

  // Load details (embedded, since orders may not reference a load board listing)
  origin       String
  destination  String
  pickupDate   DateTime
  width        String  @default("")
  height       String  @default("")
  length       String  @default("")
  weight       String  @default("")
  loadType     String  @default("")
  escortsNeeded Int    @default(1)

  status    String   @default("pending") // "pending", "confirmed", "in_progress", "completed", "cancelled"
  notes     String   @default("") @db.Text
  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  @@map("orders")
}

model Document {
  id     String @id @default(cuid())
  userId String
  user   User   @relation(fields: [userId], references: [id], onDelete: Cascade)

  type      String // "permit", "insurance", "certification", "license", "other"
  filename  String
  filepath  String
  mimeType  String   @default("")
  sizeBytes Int      @default(0)
  expiresAt DateTime?
  createdAt DateTime @default(now())

  @@map("documents")
}

model Contribution {
  id     String @id @default(cuid())
  userId String
  user   User   @relation(fields: [userId], references: [id], onDelete: Cascade)

  entityType String // "truck_stop", "weigh_station", "bridge", "regulation"
  entityId   String
  type       String // "info", "flag", "confirm"
  content    String @db.Text
  createdAt  DateTime @default(now())

  // Optional relations (polymorphic — only one will be set)
  truckStop    TruckStop?    @relation(fields: [truckStopId], references: [id])
  truckStopId  String?
  weighStation WeighStation? @relation(fields: [weighStationId], references: [id])
  weighStationId String?

  @@map("contributions")
}

// =====================================================================
// Alerts
// =====================================================================

model Alert {
  id      String @id @default(cuid())
  stateId String
  state   State  @relation(fields: [stateId], references: [id], onDelete: Cascade)

  type        String // "construction", "closure", "weather", "wind"
  route       String
  description String @db.Text
  severity    String @default("info") // "info", "warning", "critical"
  startsAt    DateTime
  endsAt      DateTime?
  createdAt   DateTime @default(now())

  @@map("alerts")
}