// 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 = "mysql"
}

model User {
  id        Int      @id @default(autoincrement())
  email     String   @unique
  password  String
  name      String
  phone     String
  role      String   @default("USER") // USER or ADMIN
  createdAt DateTime @default(now())
  bookings  Booking[]
}

model Route {
  id               Int        @id @default(autoincrement())
  departureCity    String
  arrivalCity      String
  durationMinutes  Int
  basePrice        Decimal    @db.Decimal(10, 2)
  createdAt        DateTime   @default(now())
  schedules        Schedule[]
}

model Schedule {
  id            Int           @id @default(autoincrement())
  routeId       Int
  route         Route         @relation(fields: [routeId], references: [id], onDelete: Cascade)
  departureTime DateTime
  arrivalTime   DateTime
  vehicleType   String        // "Toyota HiAce" or "Executive Bus"
  capacity      Int
  price         Decimal       @db.Decimal(10, 2)
  createdAt     DateTime      @default(now())
  bookings      Booking[]
}

model Booking {
  id             Int           @id @default(autoincrement())
  bookingCode    String        @unique // e.g. "TRV-XXXXXX"
  userId         Int?
  user           User?         @relation(fields: [userId], references: [id], onDelete: SetNull)
  scheduleId     Int
  schedule       Schedule      @relation(fields: [scheduleId], references: [id], onDelete: Cascade)
  passengerName  String
  passengerEmail String
  passengerPhone String
  totalPrice     Decimal       @db.Decimal(10, 2)
  status         String        @default("PENDING") // PENDING, PAID, CANCELLED
  paymentMethod  String?
  paymentTime    DateTime?
  createdAt      DateTime      @default(now())
  seats          BookingSeat[]
}

model BookingSeat {
  id          Int      @id @default(autoincrement())
  bookingId   Int
  booking     Booking  @relation(fields: [bookingId], references: [id], onDelete: Cascade)
  scheduleId  Int
  seatNumber  String   // e.g. "1", "2A", etc.

  @@unique([scheduleId, seatNumber])
}

model SystemSetting {
  id    Int    @id @default(autoincrement())
  key   String @unique
  value String @db.Text
}